没做啥

.idea/codeStyleSettings.xml

@@ -63,7 +63,9 @@
           </extensions>
         </Objective-C-extensions>
         <XML>
-          <option name="XML_LEGACY_SETTINGS_IMPORTED" value="true" />
+          <option name="XML_KEEP_LINE_BREAKS" value="false" />
+          <option name="XML_ALIGN_ATTRIBUTES" value="false" />
+          <option name="XML_SPACE_INSIDE_EMPTY_TAG" value="true" />
         </XML>
         <codeStyleSettings language="XML">
           <option name="FORCE_REARRANGE_MODE" value="1" />
@@ -224,6 +226,6 @@
         </codeStyleSettings>
       </value>
     </option>
-    <option name="PREFERRED_PROJECT_CODE_STYLE" value="aria" />
+    <option name="PREFERRED_PROJECT_CODE_STYLE" value="SquareAndroid" />
   </component>
 </project>

.idea/encodings.xml

@@ -1,6 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project version="4">
-  <component name="Encoding">
-    <file url="PROJECT" charset="UTF-8" />
-  </component>
-</project>

.idea/modules.xml

@@ -2,7 +2,7 @@
 <project version="4">
   <component name="ProjectModuleManager">
     <modules>
-      <module fileurl="file://$PROJECT_DIR$/DownloadUtil.iml" filepath="$PROJECT_DIR$/DownloadUtil.iml" />
+      <module fileurl="file://$PROJECT_DIR$/DownloadPrj.iml" filepath="$PROJECT_DIR$/DownloadPrj.iml" />
       <module fileurl="file://$PROJECT_DIR$/app/app.iml" filepath="$PROJECT_DIR$/app/app.iml" />
       <module fileurl="file://$PROJECT_DIR$/downloadutil/downloadutil.iml" filepath="$PROJECT_DIR$/downloadutil/downloadutil.iml" />
     </modules>

app/build.gradle

@@ -1,7 +1,7 @@
 apply plugin: 'com.android.application'
 
 android {
-  compileSdkVersion 'Google Inc.:Google APIs:23'
+  compileSdkVersion 23
   buildToolsVersion "23.0.2"
 
   defaultConfig {

app/src/androidTest/java/com/example/arial/downloaddemo/ApplicationTest.java

@@ -7,7 +7,7 @@ import android.test.ApplicationTestCase;
  * <a href="http://d.android.com/tools/testing/testing_android.html">Testing Fundamentals</a>
  */
 public class ApplicationTest extends ApplicationTestCase<Application> {
-    public ApplicationTest() {
+  public ApplicationTest() {
-        super(Application.class);
+    super(Application.class);
-    }
+  }
 }

app/src/main/AndroidManifest.xml

@@ -1,32 +1,32 @@
 <?xml version="1.0" encoding="utf-8"?>
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
-          package="com.arialyy.simple">
+    package="com.arialyy.simple">
 
-    <uses-permission android:name="android.permission.MOUNT_UNMOUNT_FILESYSTEMS"/>
+  <uses-permission android:name="android.permission.MOUNT_UNMOUNT_FILESYSTEMS"/>
-    <uses-permission android:name="android.permission.INTERNET"/>
+  <uses-permission android:name="android.permission.INTERNET"/>
-    <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE"/>
+  <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE"/>
 
-    <application
+  <application
-        android:name=".base.BaseApplication"
+      android:name=".base.BaseApplication"
-        android:allowBackup="true"
+      android:allowBackup="true"
-        android:icon="@mipmap/ic_launcher"
+      android:icon="@mipmap/ic_launcher"
+      android:label="@string/app_name"
+      android:supportsRtl="true"
+      android:theme="@style/AppTheme">
+    <!--android:name=".activity.SingleTaskActivity"-->
+    <activity
+        android:name=".activity.MainActivity"
         android:label="@string/app_name"
-        android:supportsRtl="true"
+        android:theme="@style/AppTheme.NoActionBar">
-        android:theme="@style/AppTheme">
+      <intent-filter>
-        <!--android:name=".activity.SingleTaskActivity"-->
+        <action android:name="android.intent.action.MAIN"/>
-        <activity
-            android:name=".activity.MainActivity"
-            android:label="@string/app_name"
-            android:theme="@style/AppTheme.NoActionBar">
-            <intent-filter>
-                <action android:name="android.intent.action.MAIN"/>
 
-                <category android:name="android.intent.category.LAUNCHER"/>
+        <category android:name="android.intent.category.LAUNCHER"/>
-            </intent-filter>
+      </intent-filter>
-        </activity>
+    </activity>
 
-        <activity android:name=".activity.SingleTaskActivity"/>
+    <activity android:name=".activity.SingleTaskActivity"/>
-        <activity android:name=".activity.MultiTaskActivity"/>
+    <activity android:name=".activity.MultiTaskActivity"/>
-    </application>
+  </application>
 
 </manifest>

app/src/main/java/com/arialyy/simple/activity/MultiTaskActivity.java

@@ -6,8 +6,8 @@ import android.content.Intent;
 import android.os.Bundle;
 import android.support.v7.widget.LinearLayoutManager;
 import android.support.v7.widget.RecyclerView;
-
 import android.support.v7.widget.Toolbar;
+import butterknife.Bind;
 import com.arialyy.downloadutil.core.DownloadManager;
 import com.arialyy.downloadutil.entity.DownloadEntity;
 import com.arialyy.frame.util.show.L;
@@ -17,78 +17,75 @@ import com.arialyy.simple.base.BaseActivity;
 import com.arialyy.simple.databinding.ActivityMultiBinding;
 import com.arialyy.simple.module.DownloadModule;
 
-import butterknife.Bind;
-
 /**
  * Created by Lyy on 2016/9/27.
  */
 public class MultiTaskActivity extends BaseActivity<ActivityMultiBinding> {
-    @Bind(R.id.list) RecyclerView mList;
+  @Bind(R.id.list)    RecyclerView mList;
-    @Bind(R.id.toolbar) Toolbar mBar;
+  @Bind(R.id.toolbar) Toolbar      mBar;
-    DownloadAdapter mAdapter;
+  DownloadAdapter mAdapter;
 
-    @Override protected int setLayoutId() {
+  @Override protected int setLayoutId() {
-        return R.layout.activity_multi;
+    return R.layout.activity_multi;
+  }
+
+  @Override protected void init(Bundle savedInstanceState) {
+    super.init(savedInstanceState);
+    setSupportActionBar(mBar);
+    mBar.setTitle("多任务下载");
+    mAdapter = new DownloadAdapter(this, getModule(DownloadModule.class).getDownloadData());
+    mList.setLayoutManager(new LinearLayoutManager(this));
+    mList.setAdapter(mAdapter);
+  }
+
+  private BroadcastReceiver mReceiver = new BroadcastReceiver() {
+    long len = 0;
+
+    @Override public void onReceive(Context context, Intent intent) {
+      String         action = intent.getAction();
+      DownloadEntity entity = intent.getParcelableExtra(DownloadManager.ENTITY);
+      switch (action) {
+        case DownloadManager.ACTION_PRE:
+          len = entity.getFileSize();
+          L.d(TAG, "download pre");
+          break;
+        case DownloadManager.ACTION_START:
+          L.d(TAG, "download start");
+          break;
+        case DownloadManager.ACTION_RESUME:
+          L.d(TAG, "download resume");
+          long location = intent.getLongExtra(DownloadManager.CURRENT_LOCATION, 1);
+          mAdapter.updateState(entity);
+          break;
+        case DownloadManager.ACTION_RUNNING:
+          long current = intent.getLongExtra(DownloadManager.CURRENT_LOCATION, 0);
+          mAdapter.setProgress(entity.getDownloadUrl(), current);
+          break;
+        case DownloadManager.ACTION_STOP:
+          L.d(TAG, "download stop");
+          mAdapter.updateState(entity);
+          break;
+        case DownloadManager.ACTION_COMPLETE:
+          L.d(TAG, "download complete");
+          mAdapter.updateState(entity);
+          break;
+        case DownloadManager.ACTION_CANCEL:
+          L.d(TAG, "download cancel");
+          break;
+        case DownloadManager.ACTION_FAIL:
+          L.d(TAG, "download fail");
+          break;
+      }
     }
+  };
 
-    @Override protected void init(Bundle savedInstanceState) {
+  @Override protected void onResume() {
-        super.init(savedInstanceState);
+    super.onResume();
-        setSupportActionBar(mBar);
+    registerReceiver(mReceiver, getModule(DownloadModule.class).getDownloadFilter());
-        mBar.setTitle("多任务下载");
+  }
-        mAdapter = new DownloadAdapter(this, getModule(DownloadModule.class).getDownloadData());
-        mList.setLayoutManager(new LinearLayoutManager(this));
-        mList.setAdapter(mAdapter);
-    }
 
-
+  @Override protected void onDestroy() {
-    private BroadcastReceiver mReceiver = new BroadcastReceiver() {
+    super.onDestroy();
-        long len = 0;
+    unregisterReceiver(mReceiver);
-
+  }
-        @Override public void onReceive(Context context, Intent intent) {
-            String         action = intent.getAction();
-            DownloadEntity entity = intent.getParcelableExtra(DownloadManager.ENTITY);
-            switch (action) {
-                case DownloadManager.ACTION_PRE:
-                    len = entity.getFileSize();
-                    L.d(TAG, "download pre");
-                    break;
-                case DownloadManager.ACTION_START:
-                    L.d(TAG, "download start");
-                    break;
-                case DownloadManager.ACTION_RESUME:
-                    L.d(TAG, "download resume");
-                    long location = intent.getLongExtra(DownloadManager.CURRENT_LOCATION, 1);
-                    mAdapter.updateState(entity);
-                    break;
-                case DownloadManager.ACTION_RUNNING:
-                    long current = intent.getLongExtra(DownloadManager.CURRENT_LOCATION, 0);
-                    mAdapter.setProgress(entity.getDownloadUrl(), current);
-                    break;
-                case DownloadManager.ACTION_STOP:
-                    L.d(TAG, "download stop");
-                    mAdapter.updateState(entity);
-                    break;
-                case DownloadManager.ACTION_COMPLETE:
-                    L.d(TAG, "download complete");
-                    mAdapter.updateState(entity);
-                    break;
-                case DownloadManager.ACTION_CANCEL:
-                    L.d(TAG, "download cancel");
-                    break;
-                case DownloadManager.ACTION_FAIL:
-                    L.d(TAG, "download fail");
-                    break;
-            }
-        }
-    };
-
-    @Override protected void onResume() {
-        super.onResume();
-        registerReceiver(mReceiver, getModule(DownloadModule.class).getDownloadFilter());
-    }
-
-    @Override protected void onDestroy() {
-        super.onDestroy();
-        unregisterReceiver(mReceiver);
-    }
 }

app/src/main/java/com/arialyy/simple/activity/SingleTaskActivity.java

@@ -13,7 +13,7 @@ import android.widget.Button;
 import android.widget.ProgressBar;
 import android.widget.TextView;
 import android.widget.Toast;
-
+import butterknife.Bind;
 import com.arialyy.downloadutil.core.DownloadManager;
 import com.arialyy.downloadutil.core.command.CommandFactory;
 import com.arialyy.downloadutil.core.command.IDownloadCommand;
@@ -25,224 +25,217 @@ import com.arialyy.simple.R;
 import com.arialyy.simple.base.BaseActivity;
 import com.arialyy.simple.databinding.ActivitySingleBinding;
 import com.arialyy.simple.module.DownloadModule;
-
 import java.util.ArrayList;
 import java.util.List;
 
-import butterknife.Bind;
-
 public class SingleTaskActivity extends BaseActivity<ActivitySingleBinding> {
-    private static final int DOWNLOAD_PRE      = 0x01;
+  private static final int DOWNLOAD_PRE      = 0x01;
-    private static final int DOWNLOAD_STOP     = 0x02;
+  private static final int DOWNLOAD_STOP     = 0x02;
-    private static final int DOWNLOAD_FAILE    = 0x03;
+  private static final int DOWNLOAD_FAILE    = 0x03;
-    private static final int DOWNLOAD_CANCEL   = 0x04;
+  private static final int DOWNLOAD_CANCEL   = 0x04;
-    private static final int DOWNLOAD_RESUME   = 0x05;
+  private static final int DOWNLOAD_RESUME   = 0x05;
-    private static final int DOWNLOAD_COMPLETE = 0x06;
+  private static final int DOWNLOAD_COMPLETE = 0x06;
-    private ProgressBar mPb;
+  private ProgressBar mPb;
-    private String mDownloadUrl = "http://static.gaoshouyou.com/d/12/0d/7f120f50c80d2e7b8c4ba24ece4f9cdd.apk";
+  private String mDownloadUrl =
-    private Button mStart, mStop, mCancel;
+      "http://static.gaoshouyou.com/d/12/0d/7f120f50c80d2e7b8c4ba24ece4f9cdd.apk";
-    private             TextView        mSize;
+  private Button mStart, mStop, mCancel;
-    @Bind(R.id.toolbar) Toolbar         toolbar;
+  private             TextView        mSize;
-    private             CommandFactory  mFactory;
+  @Bind(R.id.toolbar) Toolbar         toolbar;
-    private             DownloadManager mManager;
+  private             CommandFactory  mFactory;
-    private             DownloadEntity  mEntity;
+  private             DownloadManager mManager;
+  private             DownloadEntity  mEntity;
 
-    private Handler mUpdateHandler = new Handler() {
+  private Handler mUpdateHandler = new Handler() {
-        @Override public void handleMessage(Message msg) {
+    @Override public void handleMessage(Message msg) {
-            super.handleMessage(msg);
+      super.handleMessage(msg);
-            switch (msg.what) {
+      switch (msg.what) {
-                case DOWNLOAD_PRE:
+        case DOWNLOAD_PRE:
-                    mSize.setText(Util.formatFileSize((Long) msg.obj));
+          mSize.setText(Util.formatFileSize((Long) msg.obj));
-                    setBtState(false);
+          setBtState(false);
-                    break;
+          break;
-                case DOWNLOAD_FAILE:
+        case DOWNLOAD_FAILE:
-                    Toast.makeText(SingleTaskActivity.this, "下载失败", Toast.LENGTH_SHORT).show();
+          Toast.makeText(SingleTaskActivity.this, "下载失败", Toast.LENGTH_SHORT).show();
-                    setBtState(true);
+          setBtState(true);
-                    break;
+          break;
-                case DOWNLOAD_STOP:
+        case DOWNLOAD_STOP:
-                    Toast.makeText(SingleTaskActivity.this, "暂停下载", Toast.LENGTH_SHORT).show();
+          Toast.makeText(SingleTaskActivity.this, "暂停下载", Toast.LENGTH_SHORT).show();
-                    mStart.setText("恢复");
+          mStart.setText("恢复");
-                    setBtState(true);
+          setBtState(true);
-                    break;
+          break;
-                case DOWNLOAD_CANCEL:
+        case DOWNLOAD_CANCEL:
-                    mPb.setProgress(0);
+          mPb.setProgress(0);
-                    Toast.makeText(SingleTaskActivity.this, "取消下载", Toast.LENGTH_SHORT).show();
+          Toast.makeText(SingleTaskActivity.this, "取消下载", Toast.LENGTH_SHORT).show();
-                    mStart.setText("开始");
+          mStart.setText("开始");
-                    setBtState(true);
+          setBtState(true);
-                    break;
+          break;
-                case DOWNLOAD_RESUME:
+        case DOWNLOAD_RESUME:
-                    Toast.makeText(SingleTaskActivity.this,
+          Toast.makeText(SingleTaskActivity.this,
-                                   "恢复下载，恢复位置 ==> " + Util.formatFileSize((Long) msg.obj),
+              "恢复下载，恢复位置 ==> " + Util.formatFileSize((Long) msg.obj), Toast.LENGTH_SHORT).show();
-                                   Toast.LENGTH_SHORT).show();
+          setBtState(false);
-                    setBtState(false);
+          break;
-                    break;
+        case DOWNLOAD_COMPLETE:
-                case DOWNLOAD_COMPLETE:
+          Toast.makeText(SingleTaskActivity.this, "下载完成", Toast.LENGTH_SHORT).show();
-                    Toast.makeText(SingleTaskActivity.this, "下载完成", Toast.LENGTH_SHORT).show();
+          mStart.setText("重新开始？");
-                    mStart.setText("重新开始？");
+          mCancel.setEnabled(false);
-                    mCancel.setEnabled(false);
+          setBtState(true);
-                    setBtState(true);
+          break;
-                    break;
+      }
-            }
-        }
-    };
-
-    /**
-     * 设置start 和 stop 按钮状态
-     *
-     * @param state
-     */
-    private void setBtState(boolean state) {
-        mStart.setEnabled(state);
-        mStop.setEnabled(!state);
     }
+  };
 
-    private BroadcastReceiver mReceiver = new BroadcastReceiver() {
+  /**
-        long len = 0;
+   * 设置start 和 stop 按钮状态
+   */
+  private void setBtState(boolean state) {
+    mStart.setEnabled(state);
+    mStop.setEnabled(!state);
+  }
 
-        @Override public void onReceive(Context context, Intent intent) {
+  private BroadcastReceiver mReceiver = new BroadcastReceiver() {
-            String action = intent.getAction();
+    long len = 0;
-            switch (action) {
-                case DownloadManager.ACTION_PRE:
-                    DownloadEntity entity = intent.getParcelableExtra(DownloadManager.ENTITY);
-                    len = entity.getFileSize();
-                    L.d(TAG, "download pre");
-                    mUpdateHandler.obtainMessage(DOWNLOAD_PRE, len).sendToTarget();
-                    break;
-                case DownloadManager.ACTION_START:
-                    L.d(TAG, "download start");
-                    break;
-                case DownloadManager.ACTION_RESUME:
-                    L.d(TAG, "download resume");
-                    long location = intent.getLongExtra(DownloadManager.CURRENT_LOCATION, 1);
-                    mUpdateHandler.obtainMessage(DOWNLOAD_RESUME, location).sendToTarget();
-                    break;
-                case DownloadManager.ACTION_RUNNING:
-                    long current = intent.getLongExtra(DownloadManager.CURRENT_LOCATION, 0);
-                    if (len == 0) {
-                        mPb.setProgress(0);
-                    } else {
-                        mPb.setProgress((int) ((current * 100) / len));
-                    }
-                    break;
-                case DownloadManager.ACTION_STOP:
-                    L.d(TAG, "download stop");
-                    mUpdateHandler.sendEmptyMessage(DOWNLOAD_STOP);
-                    break;
-                case DownloadManager.ACTION_COMPLETE:
-                    mUpdateHandler.sendEmptyMessage(DOWNLOAD_COMPLETE);
-                    break;
-                case DownloadManager.ACTION_CANCEL:
-                    mUpdateHandler.sendEmptyMessage(DOWNLOAD_CANCEL);
-                    break;
-                case DownloadManager.ACTION_FAIL:
-                    mUpdateHandler.sendEmptyMessage(DOWNLOAD_FAILE);
-                    break;
-            }
-        }
-    };
 
-    @Override protected void onCreate(Bundle savedInstanceState) {
+    @Override public void onReceive(Context context, Intent intent) {
-        super.onCreate(savedInstanceState);
+      String action = intent.getAction();
-        init();
+      switch (action) {
+        case DownloadManager.ACTION_PRE:
+          DownloadEntity entity = intent.getParcelableExtra(DownloadManager.ENTITY);
+          len = entity.getFileSize();
+          L.d(TAG, "download pre");
+          mUpdateHandler.obtainMessage(DOWNLOAD_PRE, len).sendToTarget();
+          break;
+        case DownloadManager.ACTION_START:
+          L.d(TAG, "download start");
+          break;
+        case DownloadManager.ACTION_RESUME:
+          L.d(TAG, "download resume");
+          long location = intent.getLongExtra(DownloadManager.CURRENT_LOCATION, 1);
+          mUpdateHandler.obtainMessage(DOWNLOAD_RESUME, location).sendToTarget();
+          break;
+        case DownloadManager.ACTION_RUNNING:
+          long current = intent.getLongExtra(DownloadManager.CURRENT_LOCATION, 0);
+          if (len == 0) {
+            mPb.setProgress(0);
+          } else {
+            mPb.setProgress((int) ((current * 100) / len));
+          }
+          break;
+        case DownloadManager.ACTION_STOP:
+          L.d(TAG, "download stop");
+          mUpdateHandler.sendEmptyMessage(DOWNLOAD_STOP);
+          break;
+        case DownloadManager.ACTION_COMPLETE:
+          mUpdateHandler.sendEmptyMessage(DOWNLOAD_COMPLETE);
+          break;
+        case DownloadManager.ACTION_CANCEL:
+          mUpdateHandler.sendEmptyMessage(DOWNLOAD_CANCEL);
+          break;
+        case DownloadManager.ACTION_FAIL:
+          mUpdateHandler.sendEmptyMessage(DOWNLOAD_FAILE);
+          break;
+      }
     }
+  };
 
-    @Override protected void onResume() {
+  @Override protected void onCreate(Bundle savedInstanceState) {
-        super.onResume();
+    super.onCreate(savedInstanceState);
-        registerReceiver(mReceiver, getModule(DownloadModule.class).getDownloadFilter());
+    init();
-    }
+  }
 
-    @Override protected void onDestroy() {
+  @Override protected void onResume() {
-        super.onDestroy();
+    super.onResume();
-        unregisterReceiver(mReceiver);
+    registerReceiver(mReceiver, getModule(DownloadModule.class).getDownloadFilter());
-    }
+  }
 
-    @Override protected int setLayoutId() {
+  @Override protected void onDestroy() {
-        return R.layout.activity_single;
+    super.onDestroy();
-    }
+    unregisterReceiver(mReceiver);
+  }
 
-    @Override protected void init(Bundle savedInstanceState) {
+  @Override protected int setLayoutId() {
-        super.init(savedInstanceState);
+    return R.layout.activity_single;
-        setSupportActionBar(toolbar);
+  }
-        toolbar.setTitle("单任务下载");
-        init();
-    }
 
-    private void init() {
+  @Override protected void init(Bundle savedInstanceState) {
-        mPb = (ProgressBar) findViewById(R.id.progressBar);
+    super.init(savedInstanceState);
-        mStart = (Button) findViewById(R.id.start);
+    setSupportActionBar(toolbar);
-        mStop = (Button) findViewById(R.id.stop);
+    toolbar.setTitle("单任务下载");
-        mCancel = (Button) findViewById(R.id.cancel);
+    init();
-        mSize = (TextView) findViewById(R.id.size);
+  }
-        mFactory = CommandFactory.getInstance();
-        mManager = DownloadManager.getInstance();
-        mEntity = DbEntity.findData(DownloadEntity.class, new String[]{"downloadUrl"},
-                                    new String[]{mDownloadUrl});
-        if (mEntity != null) {
-            mPb.setProgress((int) ((mEntity.getCurrentProgress() * 100) / mEntity.getFileSize()));
-            mSize.setText(Util.formatFileSize(mEntity.getFileSize()));
-            if (mEntity.getState() == DownloadEntity.STATE_DOWNLOAD_ING) {
-                setBtState(false);
-            } else if (mEntity.isDownloadComplete()) {
-                mStart.setText("重新开始？");
-                setBtState(true);
-            }
-        } else {
-            mEntity = new DownloadEntity();
-        }
-    }
 
-    public void onClick(View view) {
+  private void init() {
-        switch (view.getId()) {
+    mPb = (ProgressBar) findViewById(R.id.progressBar);
-            case R.id.start:
+    mStart = (Button) findViewById(R.id.start);
-                start();
+    mStop = (Button) findViewById(R.id.stop);
-//                if (PermissionManager.getInstance()
+    mCancel = (Button) findViewById(R.id.cancel);
-//                        .checkPermission(this, Manifest.permission.WRITE_EXTERNAL_STORAGE)) {
+    mSize = (TextView) findViewById(R.id.size);
-//                    start();
+    mFactory = CommandFactory.getInstance();
-//                } else {
+    mManager = DownloadManager.getInstance();
-//                    PermissionManager.getInstance()
+    mEntity = DbEntity.findData(DownloadEntity.class, new String[] { "downloadUrl" },
-//                            .requestPermission(this, new OnPermissionCallback() {
+        new String[] { mDownloadUrl });
-//                                @Override public void onSuccess(String... permissions) {
+    if (mEntity != null) {
-//                                    start();
+      mPb.setProgress((int) ((mEntity.getCurrentProgress() * 100) / mEntity.getFileSize()));
-//                                }
+      mSize.setText(Util.formatFileSize(mEntity.getFileSize()));
-//
+      if (mEntity.getState() == DownloadEntity.STATE_DOWNLOAD_ING) {
-//                                @Override public void onFail(String... permissions) {
+        setBtState(false);
-//
+      } else if (mEntity.isDownloadComplete()) {
-//                                }
+        mStart.setText("重新开始？");
-//                            }, Manifest.permission.WRITE_EXTERNAL_STORAGE);
+        setBtState(true);
-//                }
+      }
-                break;
+    } else {
-            case R.id.stop:
+      mEntity = new DownloadEntity();
-                stop();
-                break;
-            case R.id.cancel:
-                cancel();
-                break;
-        }
     }
+  }
 
-    private void start() {
+  public void onClick(View view) {
-        mEntity.setFileName("test.apk");
+    switch (view.getId()) {
-        mEntity.setDownloadUrl(mDownloadUrl);
+      case R.id.start:
-        mEntity.setDownloadPath(Environment.getExternalStorageDirectory().getPath() + "/test.apk");
+        start();
-        List<IDownloadCommand> commands = new ArrayList<>();
+        //                if (PermissionManager.getInstance()
-        IDownloadCommand addCommand = mFactory.createCommand(this, mEntity,
+        //                        .checkPermission(this, Manifest.permission.WRITE_EXTERNAL_STORAGE)) {
-                                                             CommandFactory.TASK_CREATE);
+        //                    start();
-        IDownloadCommand startCommand = mFactory.createCommand(this, mEntity,
+        //                } else {
-                                                               CommandFactory.TASK_START);
+        //                    PermissionManager.getInstance()
-        commands.add(addCommand);
+        //                            .requestPermission(this, new OnPermissionCallback() {
-        commands.add(startCommand);
+        //                                @Override public void onSuccess(String... permissions) {
-        mManager.setCommands(commands).exe();
+        //                                    start();
+        //                                }
+        //
+        //                                @Override public void onFail(String... permissions) {
+        //
+        //                                }
+        //                            }, Manifest.permission.WRITE_EXTERNAL_STORAGE);
+        //                }
+        break;
+      case R.id.stop:
+        stop();
+        break;
+      case R.id.cancel:
+        cancel();
+        break;
     }
+  }
 
-    private void stop() {
+  private void start() {
-        IDownloadCommand stopCommand = mFactory.createCommand(this, mEntity,
+    mEntity.setFileName("test.apk");
-                                                              CommandFactory.TASK_STOP);
+    mEntity.setDownloadUrl(mDownloadUrl);
-        mManager.setCommand(stopCommand).exe();
+    mEntity.setDownloadPath(Environment.getExternalStorageDirectory().getPath() + "/test.apk");
-    }
+    List<IDownloadCommand> commands = new ArrayList<>();
+    IDownloadCommand addCommand = mFactory.createCommand(this, mEntity, CommandFactory.TASK_CREATE);
+    IDownloadCommand startCommand =
+        mFactory.createCommand(this, mEntity, CommandFactory.TASK_START);
+    commands.add(addCommand);
+    commands.add(startCommand);
+    mManager.setCommands(commands).exe();
+  }
 
-    private void cancel() {
+  private void stop() {
-        IDownloadCommand cancelCommand = mFactory.createCommand(this, mEntity,
+    IDownloadCommand stopCommand = mFactory.createCommand(this, mEntity, CommandFactory.TASK_STOP);
-                                                                CommandFactory.TASK_CANCEL);
+    mManager.setCommand(stopCommand).exe();
-        mManager.setCommand(cancelCommand).exe();
+  }
-    }
+
+  private void cancel() {
+    IDownloadCommand cancelCommand =
+        mFactory.createCommand(this, mEntity, CommandFactory.TASK_CANCEL);
+    mManager.setCommand(cancelCommand).exe();
+  }
 }

app/src/main/java/com/arialyy/simple/adapter/DownloadAdapter.java

@@ -4,7 +4,7 @@ import android.content.Context;
 import android.content.res.Resources;
 import android.view.View;
 import android.widget.Button;
-
+import butterknife.Bind;
 import com.arialyy.absadapter.common.AbsHolder;
 import com.arialyy.absadapter.recycler_view.AbsRVAdapter;
 import com.arialyy.downloadutil.core.DownloadManager;
@@ -14,165 +14,162 @@ import com.arialyy.downloadutil.entity.DownloadEntity;
 import com.arialyy.frame.util.show.L;
 import com.arialyy.simple.R;
 import com.arialyy.simple.widget.HorizontalProgressBarWithNumber;
-
 import java.util.ArrayList;
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
 import java.util.Set;
 
-import butterknife.Bind;
-
 /**
  * Created by Lyy on 2016/9/27.
  * 下载列表适配器
  */
 public class DownloadAdapter extends AbsRVAdapter<DownloadEntity, DownloadAdapter.MyHolder> {
-    private static final String TAG = "DownloadAdapter";
+  private static final String TAG = "DownloadAdapter";
-    private DownloadManager mManager;
+  private DownloadManager mManager;
-    private CommandFactory  mFactory;
+  private CommandFactory  mFactory;
-    private Map<String, Long>    mProgress  = new HashMap<>();
+  private Map<String, Long>    mProgress  = new HashMap<>();
-    private Map<String, Integer> mPositions = new HashMap<>();
+  private Map<String, Integer> mPositions = new HashMap<>();
 
-    public DownloadAdapter(Context context, List<DownloadEntity> data) {
+  public DownloadAdapter(Context context, List<DownloadEntity> data) {
-        super(context, data);
+    super(context, data);
-        int i = 0;
+    int i = 0;
-        for (DownloadEntity entity : data) {
+    for (DownloadEntity entity : data) {
-            mProgress.put(entity.getDownloadUrl(), entity.getCurrentProgress());
+      mProgress.put(entity.getDownloadUrl(), entity.getCurrentProgress());
-            mPositions.put(entity.getDownloadUrl(), i);
+      mPositions.put(entity.getDownloadUrl(), i);
-            i++;
+      i++;
-        }
+    }
-        mFactory = CommandFactory.getInstance();
+    mFactory = CommandFactory.getInstance();
-        mManager = DownloadManager.getInstance();
+    mManager = DownloadManager.getInstance();
+  }
+
+  @Override protected MyHolder getViewHolder(View convertView, int viewType) {
+    return new MyHolder(convertView);
+  }
+
+  @Override protected int setLayoutId(int type) {
+    return R.layout.item_download;
+  }
+
+  public synchronized void updateState(DownloadEntity entity) {
+    notifyItemChanged(indexItem(entity.getDownloadUrl()));
+  }
+
+  public synchronized void setProgress(String url, long currentPosition) {
+    mProgress.put(url, currentPosition);
+    //        int index = indexItem(url);
+    //        L.d(TAG, "index ==> " + index);
+    //        notifyItemChanged(index);
+    notifyItemChanged(indexItem(url));
+  }
+
+  private synchronized int indexItem(String url) {
+    Set set = mPositions.entrySet();
+    for (Object aSet : set) {
+      Map.Entry entry = (Map.Entry) aSet;
+      if (entry.getKey().equals(url)) {
+        return (int) entry.getValue();
+      }
+    }
+    return -1;
+  }
+
+  @Override protected void bindData(MyHolder holder, int position, DownloadEntity item) {
+    //holder.progress.setProgress(item.getCurrentProgress());
+    long size    = item.getFileSize();
+    int  current = 0;
+    if (size == 0) {
+      current = 0;
+    }
+    current = (int) (mProgress.get(item.getDownloadUrl()) * 100 / item.getFileSize());
+    holder.progress.setProgress(current);
+    BtClickListener listener = new BtClickListener(position, item);
+    holder.bt.setOnClickListener(listener);
+    String str   = "";
+    int    color = android.R.color.holo_green_light;
+    switch (item.getState()) {
+      case DownloadEntity.STATE_WAIT:
+      case DownloadEntity.STATE_OTHER:
+      case DownloadEntity.STATE_FAIL:
+        str = "开始";
+        break;
+      case DownloadEntity.STATE_STOP:
+        str = "恢复";
+        color = android.R.color.holo_blue_light;
+        break;
+      case DownloadEntity.STATE_DOWNLOAD_ING:
+        str = "暂停";
+        color = android.R.color.holo_red_light;
+        break;
+      case DownloadEntity.STATE_COMPLETE:
+        str = "重新开始？";
+        holder.progress.setProgress(100);
+        break;
+    }
+    holder.bt.setText(str);
+    holder.bt.setTextColor(getColor(color));
+  }
+
+  private int getColor(int color) {
+    return Resources.getSystem().getColor(color);
+  }
+
+  private class BtClickListener implements View.OnClickListener {
+    private DownloadEntity entity;
+    private int            position;
+
+    BtClickListener(int position, DownloadEntity entity) {
+      this.entity = entity;
+      this.position = position;
     }
 
-    @Override protected MyHolder getViewHolder(View convertView, int viewType) {
+    @Override public void onClick(View v) {
-        return new MyHolder(convertView);
+      L.d(TAG, "position ==> " + position);
+      switch (entity.getState()) {
+        case DownloadEntity.STATE_WAIT:
+        case DownloadEntity.STATE_OTHER:
+        case DownloadEntity.STATE_FAIL:
+        case DownloadEntity.STATE_STOP:
+        case DownloadEntity.STATE_COMPLETE:
+          start(entity);
+          break;
+        case DownloadEntity.STATE_DOWNLOAD_ING:
+          stop(entity);
+          break;
+      }
     }
 
-    @Override protected int setLayoutId(int type) {
+    private void start(DownloadEntity entity) {
-        return R.layout.item_download;
+
+      List<IDownloadCommand> commands = new ArrayList<>();
+      IDownloadCommand addCommand =
+          mFactory.createCommand(getContext(), entity, CommandFactory.TASK_CREATE);
+      IDownloadCommand startCommand =
+          mFactory.createCommand(getContext(), entity, CommandFactory.TASK_START);
+      commands.add(addCommand);
+      commands.add(startCommand);
+      mManager.setCommands(commands).exe();
     }
 
-    public synchronized void updateState(DownloadEntity entity) {
+    private void stop(DownloadEntity entity) {
-        notifyItemChanged(indexItem(entity.getDownloadUrl()));
+      IDownloadCommand stopCommand =
+          mFactory.createCommand(getContext(), entity, CommandFactory.TASK_STOP);
+      mManager.setCommand(stopCommand).exe();
     }
 
-    public synchronized void setProgress(String url, long currentPosition) {
+    private void cancel(DownloadEntity entity) {
-        mProgress.put(url, currentPosition);
+      IDownloadCommand cancelCommand =
-//        int index = indexItem(url);
+          mFactory.createCommand(getContext(), entity, CommandFactory.TASK_CANCEL);
-//        L.d(TAG, "index ==> " + index);
+      mManager.setCommand(cancelCommand).exe();
-//        notifyItemChanged(index);
-        notifyItemChanged(indexItem(url));
     }
+  }
 
-    private synchronized int indexItem(String url) {
+  class MyHolder extends AbsHolder {
-        Set set = mPositions.entrySet();
+    @Bind(R.id.progressBar) HorizontalProgressBarWithNumber progress;
-        for (Object aSet : set) {
+    @Bind(R.id.bt)          Button                          bt;
-            Map.Entry entry = (Map.Entry) aSet;
+
-            if (entry.getKey().equals(url)) {
+    MyHolder(View itemView) {
-                return (int) entry.getValue();
+      super(itemView);
-            }
-        }
-        return -1;
-    }
-
-    @Override protected void bindData(MyHolder holder, int position, DownloadEntity item) {
-        //holder.progress.setProgress(item.getCurrentProgress());
-        long size    = item.getFileSize();
-        int  current = 0;
-        if (size == 0) {
-            current = 0;
-        }
-        current = (int) (mProgress.get(item.getDownloadUrl()) * 100 / item.getFileSize());
-        holder.progress.setProgress(current);
-        BtClickListener listener = new BtClickListener(position, item);
-        holder.bt.setOnClickListener(listener);
-        String str   = "";
-        int    color = android.R.color.holo_green_light;
-        switch (item.getState()) {
-            case DownloadEntity.STATE_WAIT:
-            case DownloadEntity.STATE_OTHER:
-            case DownloadEntity.STATE_FAIL:
-                str = "开始";
-                break;
-            case DownloadEntity.STATE_STOP:
-                str = "恢复";
-                color = android.R.color.holo_blue_light;
-                break;
-            case DownloadEntity.STATE_DOWNLOAD_ING:
-                str = "暂停";
-                color = android.R.color.holo_red_light;
-                break;
-            case DownloadEntity.STATE_COMPLETE:
-                str = "重新开始？";
-                holder.progress.setProgress(100);
-                break;
-        }
-        holder.bt.setText(str);
-        holder.bt.setTextColor(getColor(color));
-    }
-
-    private int getColor(int color) {
-        return Resources.getSystem().getColor(color);
-    }
-
-    private class BtClickListener implements View.OnClickListener {
-        private DownloadEntity entity;
-        private int            position;
-
-        BtClickListener(int position, DownloadEntity entity) {
-            this.entity = entity;
-            this.position = position;
-        }
-
-        @Override public void onClick(View v) {
-            L.d(TAG, "position ==> " + position);
-            switch (entity.getState()) {
-                case DownloadEntity.STATE_WAIT:
-                case DownloadEntity.STATE_OTHER:
-                case DownloadEntity.STATE_FAIL:
-                case DownloadEntity.STATE_STOP:
-                case DownloadEntity.STATE_COMPLETE:
-                    start(entity);
-                    break;
-                case DownloadEntity.STATE_DOWNLOAD_ING:
-                    stop(entity);
-                    break;
-            }
-        }
-
-        private void start(DownloadEntity entity) {
-
-            List<IDownloadCommand> commands = new ArrayList<>();
-            IDownloadCommand addCommand = mFactory.createCommand(getContext(), entity,
-                                                                 CommandFactory.TASK_CREATE);
-            IDownloadCommand startCommand = mFactory.createCommand(getContext(), entity,
-                                                                   CommandFactory.TASK_START);
-            commands.add(addCommand);
-            commands.add(startCommand);
-            mManager.setCommands(commands).exe();
-        }
-
-        private void stop(DownloadEntity entity) {
-            IDownloadCommand stopCommand = mFactory.createCommand(getContext(), entity,
-                                                                  CommandFactory.TASK_STOP);
-            mManager.setCommand(stopCommand).exe();
-        }
-
-        private void cancel(DownloadEntity entity) {
-            IDownloadCommand cancelCommand = mFactory.createCommand(getContext(), entity,
-                                                                    CommandFactory.TASK_CANCEL);
-            mManager.setCommand(cancelCommand).exe();
-        }
-    }
-
-    class MyHolder extends AbsHolder {
-        @Bind(R.id.progressBar) HorizontalProgressBarWithNumber progress;
-        @Bind(R.id.bt)          Button                          bt;
-
-        MyHolder(View itemView) {
-            super(itemView);
-        }
     }
+  }
 }

app/src/main/java/com/arialyy/simple/base/BaseActivity.java

@@ -2,18 +2,17 @@ package com.arialyy.simple.base;
 
 import android.databinding.ViewDataBinding;
 import android.os.Bundle;
-
 import com.arialyy.frame.core.AbsActivity;
 
 /**
  * Created by Lyy on 2016/9/27.
  */
 public abstract class BaseActivity<VB extends ViewDataBinding> extends AbsActivity<VB> {
-    @Override protected void dataCallback(int result, Object data) {
+  @Override protected void dataCallback(int result, Object data) {
 
-    }
+  }
 
-    @Override protected void init(Bundle savedInstanceState) {
+  @Override protected void init(Bundle savedInstanceState) {
-        super.init(savedInstanceState);
+    super.init(savedInstanceState);
-    }
+  }
 }

app/src/main/java/com/arialyy/simple/base/BaseApplication.java

@@ -1,7 +1,6 @@
 package com.arialyy.simple.base;
 
 import android.app.Application;
-
 import com.arialyy.downloadutil.core.DownloadManager;
 import com.arialyy.frame.core.AbsFrame;
 
@@ -9,9 +8,9 @@ import com.arialyy.frame.core.AbsFrame;
  * Created by Lyy on 2016/9/27.
  */
 public class BaseApplication extends Application {
-    @Override public void onCreate() {
+  @Override public void onCreate() {
-        super.onCreate();
+    super.onCreate();
-        AbsFrame.init(this);
+    AbsFrame.init(this);
-        DownloadManager.init(this);
+    DownloadManager.init(this);
-    }
+  }
 }

app/src/main/java/com/arialyy/simple/base/BaseModule.java

@@ -1,14 +1,13 @@
 package com.arialyy.simple.base;
 
 import android.content.Context;
-
 import com.arialyy.frame.module.AbsModule;
 
 /**
  * Created by Lyy on 2016/9/27.
  */
 public class BaseModule extends AbsModule {
-    public BaseModule(Context context) {
+  public BaseModule(Context context) {
-        super(context);
+    super(context);
-    }
+  }
 }

app/src/main/java/com/arialyy/simple/module/DownloadModule.java

@@ -26,7 +26,7 @@ public class DownloadModule extends BaseModule {
    * 设置下载数据
    */
   public List<DownloadEntity> getDownloadData() {
-    List<DownloadEntity> list = DownloadEntity.findAllData(DownloadEntity.class);
+    List<DownloadEntity> list        = DownloadEntity.findAllData(DownloadEntity.class);
     List<DownloadEntity> newDownload = createNewDownload();
     if (list == null) {
       list = newDownload;
@@ -66,10 +66,11 @@ public class DownloadModule extends BaseModule {
    */
   private List<DownloadEntity> createNewDownload() {
     List<DownloadEntity> list = new ArrayList<>();
-    String[] urls = getContext().getResources().getStringArray(R.array.test_apk_download_url);
+    String[]             urls =
+        getContext().getResources().getStringArray(R.array.test_apk_download_url);
     for (String url : urls) {
-      String fileName = Util.keyToHashCode(url) + ".apk";
+      String         fileName = Util.keyToHashCode(url) + ".apk";
-      DownloadEntity entity = new DownloadEntity();
+      DownloadEntity entity   = new DownloadEntity();
       entity.setDownloadUrl(url);
       entity.setDownloadPath(getDownloadPath(url));
       entity.setFileName(fileName);

app/src/main/java/com/arialyy/simple/widget/HorizontalProgressBarWithNumber.java

@@ -7,178 +7,177 @@ import android.graphics.Paint;
 import android.util.AttributeSet;
 import android.util.TypedValue;
 import android.widget.ProgressBar;
-
 import com.arialyy.simple.R;
 
 public class HorizontalProgressBarWithNumber extends ProgressBar {
-    private static final int   DEFAULT_TEXT_SIZE                     = 10;
+  private static final int   DEFAULT_TEXT_SIZE                     = 10;
-    private static final int   DEFAULT_TEXT_COLOR                    = 0XFFFC00D1;
+  private static final int   DEFAULT_TEXT_COLOR                    = 0XFFFC00D1;
-    private static final int   DEFAULT_COLOR_UNREACHED_COLOR         = 0xFFd3d6da;
+  private static final int   DEFAULT_COLOR_UNREACHED_COLOR         = 0xFFd3d6da;
-    private static final int   DEFAULT_HEIGHT_REACHED_PROGRESS_BAR   = 2;
+  private static final int   DEFAULT_HEIGHT_REACHED_PROGRESS_BAR   = 2;
-    private static final int   DEFAULT_HEIGHT_UNREACHED_PROGRESS_BAR = 2;
+  private static final int   DEFAULT_HEIGHT_UNREACHED_PROGRESS_BAR = 2;
-    private static final int   DEFAULT_SIZE_TEXT_OFFSET              = 10;
+  private static final int   DEFAULT_SIZE_TEXT_OFFSET              = 10;
-    /**
+  /**
-     * painter of all drawing things
+   * painter of all drawing things
-     */
+   */
-    protected            Paint mPaint                                = new Paint();
+  protected            Paint mPaint                                = new Paint();
-    /**
+  /**
-     * color of progress number
+   * color of progress number
-     */
+   */
-    protected            int   mTextColor                            = DEFAULT_TEXT_COLOR;
+  protected            int   mTextColor                            = DEFAULT_TEXT_COLOR;
-    /**
+  /**
-     * size of text (sp)
+   * size of text (sp)
-     */
+   */
-    protected            int   mTextSize                             = sp2px(DEFAULT_TEXT_SIZE);
+  protected            int   mTextSize                             = sp2px(DEFAULT_TEXT_SIZE);
-    /**
+  /**
-     * offset of draw progress
+   * offset of draw progress
-     */
+   */
-    protected            int   mTextOffset                           = dp2px(
+  protected            int   mTextOffset                           =
-            DEFAULT_SIZE_TEXT_OFFSET);
+      dp2px(DEFAULT_SIZE_TEXT_OFFSET);
-    /**
+  /**
-     * height of reached progress bar
+   * height of reached progress bar
-     */
+   */
-    protected            int   mReachedProgressBarHeight             = dp2px(
+  protected            int   mReachedProgressBarHeight             =
-            DEFAULT_HEIGHT_REACHED_PROGRESS_BAR);
+      dp2px(DEFAULT_HEIGHT_REACHED_PROGRESS_BAR);
-    /**
+  /**
-     * color of reached bar
+   * color of reached bar
-     */
+   */
-    protected            int   mReachedBarColor                      = DEFAULT_TEXT_COLOR;
+  protected            int   mReachedBarColor                      = DEFAULT_TEXT_COLOR;
-    /**
+  /**
-     * color of unreached bar
+   * color of unreached bar
-     */
+   */
-    protected            int   mUnReachedBarColor                    = DEFAULT_COLOR_UNREACHED_COLOR;
+  protected            int   mUnReachedBarColor                    = DEFAULT_COLOR_UNREACHED_COLOR;
-    /**
+  /**
-     * height of unreached progress bar
+   * height of unreached progress bar
-     */
+   */
-    protected            int   mUnReachedProgressBarHeight           = dp2px(
+  protected            int   mUnReachedProgressBarHeight           =
-            DEFAULT_HEIGHT_UNREACHED_PROGRESS_BAR);
+      dp2px(DEFAULT_HEIGHT_UNREACHED_PROGRESS_BAR);
-    /**
+  /**
-     * view width except padding
+   * view width except padding
-     */
+   */
-    protected int mRealWidth;
+  protected int mRealWidth;
-    protected              boolean mIfDrawText = true;
+  protected              boolean mIfDrawText = true;
-    protected static final int     VISIBLE     = 0;
+  protected static final int     VISIBLE     = 0;
 
-    public HorizontalProgressBarWithNumber(Context context, AttributeSet attrs) {
+  public HorizontalProgressBarWithNumber(Context context, AttributeSet attrs) {
-        this(context, attrs, 0);
+    this(context, attrs, 0);
-    }
+  }
 
-    public HorizontalProgressBarWithNumber(Context context, AttributeSet attrs, int defStyle) {
+  public HorizontalProgressBarWithNumber(Context context, AttributeSet attrs, int defStyle) {
-        super(context, attrs, defStyle);
+    super(context, attrs, defStyle);
-        obtainStyledAttributes(attrs);
+    obtainStyledAttributes(attrs);
-        mPaint.setTextSize(mTextSize);
+    mPaint.setTextSize(mTextSize);
-        mPaint.setColor(mTextColor);
+    mPaint.setColor(mTextColor);
-    }
+  }
 
-    @Override protected synchronized void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
+  @Override protected synchronized void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
-        int width  = MeasureSpec.getSize(widthMeasureSpec);
+    int width  = MeasureSpec.getSize(widthMeasureSpec);
-        int height = measureHeight(heightMeasureSpec);
+    int height = measureHeight(heightMeasureSpec);
-        setMeasuredDimension(width, height);
+    setMeasuredDimension(width, height);
-        mRealWidth = getMeasuredWidth() - getPaddingRight() - getPaddingLeft();
+    mRealWidth = getMeasuredWidth() - getPaddingRight() - getPaddingLeft();
-    }
+  }
 
-    private int measureHeight(int measureSpec) {
+  private int measureHeight(int measureSpec) {
-        int result   = 0;
+    int result   = 0;
-        int specMode = MeasureSpec.getMode(measureSpec);
+    int specMode = MeasureSpec.getMode(measureSpec);
-        int specSize = MeasureSpec.getSize(measureSpec);
+    int specSize = MeasureSpec.getSize(measureSpec);
-        if (specMode == MeasureSpec.EXACTLY) {
+    if (specMode == MeasureSpec.EXACTLY) {
-            result = specSize;
+      result = specSize;
-        } else {
+    } else {
-            float textHeight = (mPaint.descent() - mPaint.ascent());
+      float textHeight = (mPaint.descent() - mPaint.ascent());
-            result = (int) (getPaddingTop() + getPaddingBottom() + Math.max(
+      result = (int) (getPaddingTop() + getPaddingBottom() + Math.max(
-                    Math.max(mReachedProgressBarHeight, mUnReachedProgressBarHeight),
+          Math.max(mReachedProgressBarHeight, mUnReachedProgressBarHeight), Math.abs(textHeight)));
-                    Math.abs(textHeight))
+      if (specMode == MeasureSpec.AT_MOST) {
-            );
+        result = Math.min(result, specSize);
-            if (specMode == MeasureSpec.AT_MOST) {
+      }
-                result = Math.min(result, specSize);
-            }
-        }
-        return result;
     }
+    return result;
+  }
 
-    /**
+  /**
-     * get the styled attributes
+   * get the styled attributes
-     */
+   */
-    private void obtainStyledAttributes(AttributeSet attrs) {
+  private void obtainStyledAttributes(AttributeSet attrs) {
-        // init values from custom attributes
+    // init values from custom attributes
-        final TypedArray attributes = getContext().obtainStyledAttributes(attrs,
+    final TypedArray attributes =
-                R.styleable.HorizontalProgressBarWithNumber);
+        getContext().obtainStyledAttributes(attrs, R.styleable.HorizontalProgressBarWithNumber);
-        mTextColor = attributes.getColor(
+    mTextColor =
-                R.styleable.HorizontalProgressBarWithNumber_progress_text_color,
+        attributes.getColor(R.styleable.HorizontalProgressBarWithNumber_progress_text_color,
-                DEFAULT_TEXT_COLOR);
+            DEFAULT_TEXT_COLOR);
-        mTextSize = (int) attributes.getDimension(
+    mTextSize = (int) attributes.getDimension(
-                R.styleable.HorizontalProgressBarWithNumber_progress_text_size, mTextSize);
+        R.styleable.HorizontalProgressBarWithNumber_progress_text_size, mTextSize);
-        mReachedBarColor = attributes.getColor(
+    mReachedBarColor =
-                R.styleable.HorizontalProgressBarWithNumber_progress_reached_color, mTextColor);
+        attributes.getColor(R.styleable.HorizontalProgressBarWithNumber_progress_reached_color,
-        mUnReachedBarColor = attributes.getColor(
+            mTextColor);
-                R.styleable.HorizontalProgressBarWithNumber_progress_unreached_color,
+    mUnReachedBarColor =
-                DEFAULT_COLOR_UNREACHED_COLOR);
+        attributes.getColor(R.styleable.HorizontalProgressBarWithNumber_progress_unreached_color,
-        mReachedProgressBarHeight = (int) attributes.getDimension(
+            DEFAULT_COLOR_UNREACHED_COLOR);
-                R.styleable.HorizontalProgressBarWithNumber_progress_reached_bar_height,
+    mReachedProgressBarHeight = (int) attributes.getDimension(
-                mReachedProgressBarHeight);
+        R.styleable.HorizontalProgressBarWithNumber_progress_reached_bar_height,
-        mUnReachedProgressBarHeight = (int) attributes.getDimension(
+        mReachedProgressBarHeight);
-                R.styleable.HorizontalProgressBarWithNumber_progress_unreached_bar_height,
+    mUnReachedProgressBarHeight = (int) attributes.getDimension(
-                mUnReachedProgressBarHeight);
+        R.styleable.HorizontalProgressBarWithNumber_progress_unreached_bar_height,
-        mTextOffset = (int) attributes.getDimension(
+        mUnReachedProgressBarHeight);
-                R.styleable.HorizontalProgressBarWithNumber_progress_text_offset, mTextOffset);
+    mTextOffset = (int) attributes.getDimension(
-        int textVisible = attributes.getInt(
+        R.styleable.HorizontalProgressBarWithNumber_progress_text_offset, mTextOffset);
-                R.styleable.HorizontalProgressBarWithNumber_progress_text_visibility, VISIBLE);
+    int textVisible =
-        if (textVisible != VISIBLE) {
+        attributes.getInt(R.styleable.HorizontalProgressBarWithNumber_progress_text_visibility,
-            mIfDrawText = false;
+            VISIBLE);
-        }
+    if (textVisible != VISIBLE) {
-        attributes.recycle();
+      mIfDrawText = false;
     }
+    attributes.recycle();
+  }
 
-    @Override protected synchronized void onDraw(Canvas canvas) {
+  @Override protected synchronized void onDraw(Canvas canvas) {
-        canvas.save();
+    canvas.save();
-        canvas.translate(getPaddingLeft(), getHeight() / 2);
+    canvas.translate(getPaddingLeft(), getHeight() / 2);
-        boolean noNeedBg     = false;
+    boolean noNeedBg     = false;
-        float   radio        = getProgress() * 1.0f / getMax();
+    float   radio        = getProgress() * 1.0f / getMax();
-        float   progressPosX = (int) (mRealWidth * radio);
+    float   progressPosX = (int) (mRealWidth * radio);
-        String  text         = getProgress() + "%";
+    String  text         = getProgress() + "%";
-        // mPaint.getTextBounds(text, 0, text.length(), mTextBound);
+    // mPaint.getTextBounds(text, 0, text.length(), mTextBound);
-        float textWidth  = mPaint.measureText(text);
+    float textWidth  = mPaint.measureText(text);
-        float textHeight = (mPaint.descent() + mPaint.ascent()) / 2;
+    float textHeight = (mPaint.descent() + mPaint.ascent()) / 2;
-        if (progressPosX + textWidth > mRealWidth) {
+    if (progressPosX + textWidth > mRealWidth) {
-            progressPosX = mRealWidth - textWidth;
+      progressPosX = mRealWidth - textWidth;
-            noNeedBg = true;
+      noNeedBg = true;
-        }
-        // draw reached bar
-        float endX = progressPosX - mTextOffset / 2;
-        if (endX > 0) {
-            mPaint.setColor(mReachedBarColor);
-            mPaint.setStrokeWidth(mReachedProgressBarHeight);
-            canvas.drawLine(0, 0, endX, 0, mPaint);
-        }
-        // draw progress bar
-        // measure text bound
-        if (mIfDrawText) {
-            mPaint.setColor(mTextColor);
-            canvas.drawText(text, progressPosX, -textHeight, mPaint);
-        }
-        // draw unreached bar
-        if (!noNeedBg) {
-            float start = progressPosX + mTextOffset / 2 + textWidth;
-            mPaint.setColor(mUnReachedBarColor);
-            mPaint.setStrokeWidth(mUnReachedProgressBarHeight);
-            canvas.drawLine(start, 0, mRealWidth, 0, mPaint);
-        }
-        canvas.restore();
     }
+    // draw reached bar
+    float endX = progressPosX - mTextOffset / 2;
+    if (endX > 0) {
+      mPaint.setColor(mReachedBarColor);
+      mPaint.setStrokeWidth(mReachedProgressBarHeight);
+      canvas.drawLine(0, 0, endX, 0, mPaint);
+    }
+    // draw progress bar
+    // measure text bound
+    if (mIfDrawText) {
+      mPaint.setColor(mTextColor);
+      canvas.drawText(text, progressPosX, -textHeight, mPaint);
+    }
+    // draw unreached bar
+    if (!noNeedBg) {
+      float start = progressPosX + mTextOffset / 2 + textWidth;
+      mPaint.setColor(mUnReachedBarColor);
+      mPaint.setStrokeWidth(mUnReachedProgressBarHeight);
+      canvas.drawLine(start, 0, mRealWidth, 0, mPaint);
+    }
+    canvas.restore();
+  }
 
-    /**
+  /**
-     * dp 2 px
+   * dp 2 px
-     */
+   */
-    protected int dp2px(int dpVal) {
+  protected int dp2px(int dpVal) {
-        return (int) TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, dpVal,
+    return (int) TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, dpVal,
-                getResources().getDisplayMetrics());
+        getResources().getDisplayMetrics());
-    }
+  }
 
-    /**
+  /**
-     * sp 2 px
+   * sp 2 px
-     */
+   */
-    protected int sp2px(int spVal) {
+  protected int sp2px(int spVal) {
-        return (int) TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_SP, spVal,
+    return (int) TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_SP, spVal,
-                getResources().getDisplayMetrics());
+        getResources().getDisplayMetrics());
-    }
+  }
 }

app/src/main/res/layout/activity_multi.xml

@@ -1,7 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <layout
     xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:app="http://schemas.android.com/apk/res-auto"
     >
 
   <LinearLayout

app/src/main/res/layout/activity_single.xml

@@ -1,35 +1,34 @@
 <?xml version="1.0" encoding="utf-8"?>
 <layout xmlns:android="http://schemas.android.com/apk/res/android">
 
-    <android.support.design.widget.CoordinatorLayout
+  <android.support.design.widget.CoordinatorLayout
-        xmlns:app="http://schemas.android.com/apk/res-auto"
+      xmlns:tools="http://schemas.android.com/tools"
-        xmlns:tools="http://schemas.android.com/tools"
+      android:layout_width="match_parent"
+      android:layout_height="match_parent"
+      android:fitsSystemWindows="true"
+      tools:context="com.arialyy.simple.activity.SingleTaskActivity"
+      >
+
+    <android.support.design.widget.AppBarLayout
         android:layout_width="match_parent"
-        android:layout_height="match_parent"
+        android:layout_height="wrap_content"
-        android:fitsSystemWindows="true"
+        android:theme="@style/AppTheme.AppBarOverlay"
-        tools:context="com.arialyy.simple.activity.SingleTaskActivity"
         >
 
-        <android.support.design.widget.AppBarLayout
+      <include layout="@layout/layout_bar"/>
-            android:layout_width="match_parent"
-            android:layout_height="wrap_content"
-            android:theme="@style/AppTheme.AppBarOverlay"
-            >
 
-            <include layout="@layout/layout_bar"/>
+    </android.support.design.widget.AppBarLayout>
 
-        </android.support.design.widget.AppBarLayout>
+    <include layout="@layout/content_single"/>
 
-        <include layout="@layout/content_single"/>
+    <android.support.design.widget.FloatingActionButton
+        android:id="@+id/fab"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_gravity="bottom|end"
+        android:layout_margin="@dimen/fab_margin"
+        android:src="@android:drawable/ic_dialog_email"
+        />
 
-        <android.support.design.widget.FloatingActionButton
+  </android.support.design.widget.CoordinatorLayout>
-            android:id="@+id/fab"
-            android:layout_width="wrap_content"
-            android:layout_height="wrap_content"
-            android:layout_gravity="bottom|end"
-            android:layout_margin="@dimen/fab_margin"
-            android:src="@android:drawable/ic_dialog_email"
-            />
-
-    </android.support.design.widget.CoordinatorLayout>
 </layout>

app/src/main/res/layout/content_single.xml

@@ -1,72 +1,72 @@
 <?xml version="1.0" encoding="utf-8"?>
 <RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
-                xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
-                xmlns:tools="http://schemas.android.com/tools"
+    xmlns:tools="http://schemas.android.com/tools"
-                android:layout_width="match_parent"
+    android:layout_width="match_parent"
-                android:layout_height="match_parent"
+    android:layout_height="match_parent"
-                app:layout_behavior="@string/appbar_scrolling_view_behavior"
+    app:layout_behavior="@string/appbar_scrolling_view_behavior"
-                tools:context="com.arialyy.simple.activity.SingleTaskActivity"
+    tools:context="com.arialyy.simple.activity.SingleTaskActivity"
-                tools:showIn="@layout/activity_single"
+    tools:showIn="@layout/activity_single"
     >
 
-    <ProgressBar
+  <ProgressBar
-        android:id="@+id/progressBar"
+      android:id="@+id/progressBar"
-        style="?android:attr/progressBarStyleHorizontal"
+      style="?android:attr/progressBarStyleHorizontal"
-        android:layout_width="wrap_content"
+      android:layout_width="wrap_content"
-        android:layout_height="20dp"
+      android:layout_height="20dp"
-        android:layout_alignParentLeft="true"
+      android:layout_alignParentLeft="true"
-        android:layout_alignParentStart="true"
+      android:layout_alignParentStart="true"
-        android:layout_alignParentTop="true"
+      android:layout_alignParentTop="true"
-        android:layout_margin="16dp"
+      android:layout_margin="16dp"
-        android:layout_toLeftOf="@+id/size"
+      android:layout_toLeftOf="@+id/size"
+      />
+
+  <TextView
+      android:id="@+id/size"
+      android:layout_width="wrap_content"
+      android:layout_height="wrap_content"
+      android:layout_alignParentRight="true"
+      android:layout_alignTop="@+id/progressBar"
+      android:layout_marginRight="16dp"
+      android:text="ssss"
+      android:textSize="16sp"
+      />
+
+  <LinearLayout
+      android:layout_width="match_parent"
+      android:layout_height="wrap_content"
+      android:layout_below="@+id/progressBar"
+      android:orientation="horizontal"
+      >
+
+    <Button
+        android:id="@+id/start"
+        style="?buttonBarButtonStyle"
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:layout_weight="1"
+        android:onClick="onClick"
+        android:text="开始"
         />
 
-    <TextView
+    <Button
-        android:id="@+id/size"
+        android:id="@+id/stop"
-        android:layout_width="wrap_content"
+        style="?buttonBarButtonStyle"
+        android:layout_width="0dp"
         android:layout_height="wrap_content"
-        android:layout_alignParentRight="true"
+        android:layout_weight="1"
-        android:layout_alignTop="@+id/progressBar"
+        android:onClick="onClick"
-        android:layout_marginRight="16dp"
+        android:text="暂停"
-        android:text="ssss"
-        android:textSize="16sp"
         />
 
-    <LinearLayout
+    <Button
-        android:layout_width="match_parent"
+        android:id="@+id/cancel"
+        style="?buttonBarButtonStyle"
+        android:layout_width="0dp"
         android:layout_height="wrap_content"
-        android:layout_below="@+id/progressBar"
+        android:layout_weight="1"
-        android:orientation="horizontal"
+        android:onClick="onClick"
-        >
+        android:text="删除任务"
-
+        />
-        <Button
+  </LinearLayout>
-            android:id="@+id/start"
-            style="?buttonBarButtonStyle"
-            android:layout_width="0dp"
-            android:layout_height="wrap_content"
-            android:layout_weight="1"
-            android:onClick="onClick"
-            android:text="开始"
-            />
-
-        <Button
-            android:id="@+id/stop"
-            style="?buttonBarButtonStyle"
-            android:layout_width="0dp"
-            android:layout_height="wrap_content"
-            android:layout_weight="1"
-            android:onClick="onClick"
-            android:text="暂停"
-            />
-
-        <Button
-            android:id="@+id/cancel"
-            style="?buttonBarButtonStyle"
-            android:layout_width="0dp"
-            android:layout_height="wrap_content"
-            android:layout_weight="1"
-            android:onClick="onClick"
-            android:text="删除任务"
-            />
-    </LinearLayout>
 </RelativeLayout>

app/src/main/res/layout/item_download.xml

@@ -1,27 +1,27 @@
 <?xml version="1.0" encoding="utf-8"?>
 <RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
-                android:layout_width="match_parent"
+    android:layout_width="match_parent"
-                android:layout_height="wrap_content"
+    android:layout_height="wrap_content"
-                android:padding="16dp"
+    android:padding="16dp"
     >
 
-    <com.arialyy.simple.widget.HorizontalProgressBarWithNumber
+  <com.arialyy.simple.widget.HorizontalProgressBarWithNumber
-        android:id="@+id/progressBar"
+      android:id="@+id/progressBar"
-        android:layout_width="match_parent"
+      android:layout_width="match_parent"
-        android:layout_height="wrap_content"
+      android:layout_height="wrap_content"
-        android:layout_centerVertical="true"
+      android:layout_centerVertical="true"
-        android:layout_marginRight="16dp"
+      android:layout_marginRight="16dp"
-        android:layout_toLeftOf="@+id/bt"
+      android:layout_toLeftOf="@+id/bt"
-        android:max="100"
+      android:max="100"
-        />
+      />
 
-    <Button
+  <Button
-        android:id="@+id/bt"
+      android:id="@+id/bt"
-        android:layout_width="wrap_content"
+      android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
+      android:layout_height="wrap_content"
-        android:layout_alignParentRight="true"
+      android:layout_alignParentRight="true"
-        android:text="开始"
+      android:text="开始"
-        style="?buttonBarButtonStyle"
+      style="?buttonBarButtonStyle"
-        />
+      />
 
 </RelativeLayout>

app/src/main/res/menu/menu_main.xml

@@ -1,10 +1,10 @@
 <menu xmlns:android="http://schemas.android.com/apk/res/android"
-      xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
-      xmlns:tools="http://schemas.android.com/tools"
+    xmlns:tools="http://schemas.android.com/tools"
-      tools:context="com.example.arial.downloaddemo.com.arialyy.simple.MainActivity">
+    tools:context="com.example.arial.downloaddemo.com.arialyy.simple.MainActivity">
-    <item
+  <item
-        android:id="@+id/action_settings"
+      android:id="@+id/action_settings"
-        android:title="@string/action_settings"
+      android:title="@string/action_settings"
-        android:orderInCategory="100"
+      android:orderInCategory="100"
-        app:showAsAction="never"/>
+      app:showAsAction="never"/>
 </menu>

app/src/main/res/values-v21/styles.xml

@@ -1,28 +1,28 @@
 <resources>
 
-    <style name="AppTheme.NoActionBar">
+  <style name="AppTheme.NoActionBar">
-        <item name="windowActionBar">false</item>
+    <item name="windowActionBar">false</item>
-        <item name="windowNoTitle">true</item>
+    <item name="windowNoTitle">true</item>
-        <item name="android:windowDrawsSystemBarBackgrounds">true</item>
+    <item name="android:windowDrawsSystemBarBackgrounds">true</item>
-        <item name="android:statusBarColor">@android:color/transparent</item>
+    <item name="android:statusBarColor">@android:color/transparent</item>
-        <item name="colorPrimary">@color/colorPrimary</item>
+    <item name="colorPrimary">@color/colorPrimary</item>
-        <item name="colorPrimaryDark">@color/colorPrimaryDark</item>
+    <item name="colorPrimaryDark">@color/colorPrimaryDark</item>
-        <item name="colorAccent">@color/colorAccent</item>
+    <item name="colorAccent">@color/colorAccent</item>
-    </style>
+  </style>
 
-    <style name="AppTheme" parent="Theme.AppCompat.Light.DarkActionBar">
+  <style name="AppTheme" parent="Theme.AppCompat.Light.DarkActionBar">
-        <!-- Customize your theme here. -->
+    <!-- Customize your theme here. -->
-        <item name="colorPrimary">@color/colorPrimary</item>
+    <item name="colorPrimary">@color/colorPrimary</item>
-        <item name="colorPrimaryDark">@color/colorPrimaryDark</item>
+    <item name="colorPrimaryDark">@color/colorPrimaryDark</item>
-        <item name="colorAccent">@color/colorAccent</item>
+    <item name="colorAccent">@color/colorAccent</item>
-        <!--设置导航栏内容可用-->
+    <!--设置导航栏内容可用-->
-        <!--<item name="android:windowTranslucentNavigation">true</item>-->
+    <!--<item name="android:windowTranslucentNavigation">true</item>-->
-        <!--设置状态栏内容可以-->
+    <!--设置状态栏内容可以-->
-        <!--<item name="android:windowTranslucentStatus">true</item>-->
+    <!--<item name="android:windowTranslucentStatus">true</item>-->
-        <item name="windowActionBar">false</item>
+    <item name="windowActionBar">false</item>
-        <item name="windowNoTitle">true</item>
+    <item name="windowNoTitle">true</item>
-        <item name="android:windowDrawsSystemBarBackgrounds">true</item>
+    <item name="android:windowDrawsSystemBarBackgrounds">true</item>
-        <item name="android:statusBarColor">@android:color/transparent</item>
+    <item name="android:statusBarColor">@android:color/transparent</item>
-        <item name="android:windowIsTranslucent">true</item>
+    <item name="android:windowIsTranslucent">true</item>
-    </style>
+  </style>
 </resources>

app/src/main/res/values-w820dp/dimens.xml

@@ -1,6 +1,6 @@
 <resources>
-    <!-- Example customization of dimensions originally defined in res/values/dimens.xml
+  <!-- Example customization of dimensions originally defined in res/values/dimens.xml
-         (such as screen margins) for screens with more than 820dp of available width. This
+       (such as screen margins) for screens with more than 820dp of available width. This
-         would include 7" and 10" devices in landscape (~960dp and ~1280dp respectively). -->
+       would include 7" and 10" devices in landscape (~960dp and ~1280dp respectively). -->
-    <dimen name="activity_horizontal_margin">64dp</dimen>
+  <dimen name="activity_horizontal_margin">64dp</dimen>
 </resources>

app/src/main/res/values/attr.xml

@@ -1,16 +1,16 @@
 <?xml version="1.0" encoding="utf-8"?>
 <resources>
-    <declare-styleable name="HorizontalProgressBarWithNumber">
+  <declare-styleable name="HorizontalProgressBarWithNumber">
-        <attr name="progress_unreached_color" format="color"/>
+    <attr name="progress_unreached_color" format="color"/>
-        <attr name="progress_reached_color" format="color"/>
+    <attr name="progress_reached_color" format="color"/>
-        <attr name="progress_reached_bar_height" format="dimension"/>
+    <attr name="progress_reached_bar_height" format="dimension"/>
-        <attr name="progress_unreached_bar_height" format="dimension"/>
+    <attr name="progress_unreached_bar_height" format="dimension"/>
-        <attr name="progress_text_size" format="dimension"/>
+    <attr name="progress_text_size" format="dimension"/>
-        <attr name="progress_text_color" format="color"/>
+    <attr name="progress_text_color" format="color"/>
-        <attr name="progress_text_offset" format="dimension"/>
+    <attr name="progress_text_offset" format="dimension"/>
-        <attr name="progress_text_visibility" format="enum">
+    <attr name="progress_text_visibility" format="enum">
-            <enum name="visible" value="0"/>
+      <enum name="visible" value="0"/>
-            <enum name="invisible" value="1"/>
+      <enum name="invisible" value="1"/>
-        </attr>
+    </attr>
-    </declare-styleable>
+  </declare-styleable>
 </resources>

app/src/main/res/values/colors.xml

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <resources>
-    <color name="colorPrimary">#3F51B5</color>
+  <color name="colorPrimary">#3F51B5</color>
-    <color name="colorPrimaryDark">#303F9F</color>
+  <color name="colorPrimaryDark">#303F9F</color>
-    <color name="colorAccent">#FF4081</color>
+  <color name="colorAccent">#FF4081</color>
 </resources>

app/src/main/res/values/dimens.xml

@@ -1,6 +1,6 @@
 <resources>
-    <!-- Default screen margins, per the Android Design guidelines. -->
+  <!-- Default screen margins, per the Android Design guidelines. -->
-    <dimen name="activity_horizontal_margin">16dp</dimen>
+  <dimen name="activity_horizontal_margin">16dp</dimen>
-    <dimen name="activity_vertical_margin">16dp</dimen>
+  <dimen name="activity_vertical_margin">16dp</dimen>
-    <dimen name="fab_margin">16dp</dimen>
+  <dimen name="fab_margin">16dp</dimen>
 </resources>

app/src/main/res/values/strings.xml

@@ -1,18 +1,18 @@
 <resources>
-    <string name="app_name">DownloadDemo</string>
+  <string name="app_name">DownloadDemo</string>
-    <string name="action_settings">Settings</string>
+  <string name="action_settings">Settings</string>
 
-    <string-array name="test_apk_download_url">
+  <string-array name="test_apk_download_url">
-        <item>http://static.gaoshouyou.com/d/22/94/822260b849944492caadd2983f9bb624.apk</item>  <!--300M的文件-->
+    <item>http://static.gaoshouyou.com/d/22/94/822260b849944492caadd2983f9bb624.apk</item>  <!--300M的文件-->
-        <item>http://static.gaoshouyou.com/d/21/e8/61218d78d0e8b79df68dbc18dd484c97.apk</item>
+    <item>http://static.gaoshouyou.com/d/21/e8/61218d78d0e8b79df68dbc18dd484c97.apk</item>
-        <item>http://static.gaoshouyou.com/d/12/0d/7f120f50c80d2e7b8c4ba24ece4f9cdd.apk</item>
+    <item>http://static.gaoshouyou.com/d/12/0d/7f120f50c80d2e7b8c4ba24ece4f9cdd.apk</item>
-        <item>http://static.gaoshouyou.com/d/d4/4f/d6d48db3794fb9ecf47e83c346570881.apk</item>
+    <item>http://static.gaoshouyou.com/d/d4/4f/d6d48db3794fb9ecf47e83c346570881.apk</item>
-        <!--<item>http://static.gaoshouyou.com/d/18/cf/ba18113bc6cf56c1c5863e761e717003.apk</item>-->
+    <!--<item>http://static.gaoshouyou.com/d/18/cf/ba18113bc6cf56c1c5863e761e717003.apk</item>-->
-        <!--<item>http://static.gaoshouyou.com/d/60/17/2460921367173ea7145f11194a6f2587.apk</item>-->
+    <!--<item>http://static.gaoshouyou.com/d/60/17/2460921367173ea7145f11194a6f2587.apk</item>-->
-        <!--<item>http://static.gaoshouyou.com/d/32/e0/1a32123ecbe0ee010d35479df248f90f.apk</item>-->
+    <!--<item>http://static.gaoshouyou.com/d/32/e0/1a32123ecbe0ee010d35479df248f90f.apk</item>-->
-        <!--<item>http://static.gaoshouyou.com/d/22/94/822260b849944492caadd2983f9bb624.apk</item>-->
+    <!--<item>http://static.gaoshouyou.com/d/22/94/822260b849944492caadd2983f9bb624.apk</item>-->
-        <!--<item>http://static.gaoshouyou.com/d/e6/f5/4de6329f9cf5dc3a1d1e6bbcca0d003c.apk</item>-->
+    <!--<item>http://static.gaoshouyou.com/d/e6/f5/4de6329f9cf5dc3a1d1e6bbcca0d003c.apk</item>-->
-        <!--<item>http://static.gaoshouyou.com/d/6e/e5/ff6ecaaf45e532e6d07747af82357472.apk</item>-->
+    <!--<item>http://static.gaoshouyou.com/d/6e/e5/ff6ecaaf45e532e6d07747af82357472.apk</item>-->
-        <!--<item>http://static.gaoshouyou.com/d/36/69/2d3699acfa69e9632262442c46516ad8.apk</item>-->
+    <!--<item>http://static.gaoshouyou.com/d/36/69/2d3699acfa69e9632262442c46516ad8.apk</item>-->
-    </string-array>
+  </string-array>
 </resources>

app/src/main/res/values/styles.xml

@@ -1,25 +1,25 @@
 <resources>
 
-    <!-- Base application theme. -->
+  <!-- Base application theme. -->
-    <style name="AppTheme" parent="Theme.AppCompat.Light.DarkActionBar">
+  <style name="AppTheme" parent="Theme.AppCompat.Light.DarkActionBar">
-        <!-- Customize your theme here. -->
+    <!-- Customize your theme here. -->
-        <item name="colorPrimary">@color/colorPrimary</item>
+    <item name="colorPrimary">@color/colorPrimary</item>
-        <item name="colorPrimaryDark">@color/colorPrimaryDark</item>
+    <item name="colorPrimaryDark">@color/colorPrimaryDark</item>
-        <item name="colorAccent">@color/colorAccent</item>
+    <item name="colorAccent">@color/colorAccent</item>
-        <item name="windowActionBar">false</item>
+    <item name="windowActionBar">false</item>
-        <item name="windowNoTitle">true</item>
+    <item name="windowNoTitle">true</item>
-    </style>
+  </style>
 
-    <style name="AppTheme.NoActionBar">
+  <style name="AppTheme.NoActionBar">
-        <item name="windowActionBar">false</item>
+    <item name="windowActionBar">false</item>
-        <item name="windowNoTitle">true</item>
+    <item name="windowNoTitle">true</item>
-        <item name="colorPrimary">@color/colorPrimary</item>
+    <item name="colorPrimary">@color/colorPrimary</item>
-        <item name="colorPrimaryDark">@color/colorPrimaryDark</item>
+    <item name="colorPrimaryDark">@color/colorPrimaryDark</item>
-        <item name="colorAccent">@color/colorAccent</item>
+    <item name="colorAccent">@color/colorAccent</item>
-    </style>
+  </style>
 
-    <style name="AppTheme.AppBarOverlay" parent="ThemeOverlay.AppCompat.Dark.ActionBar"/>
+  <style name="AppTheme.AppBarOverlay" parent="ThemeOverlay.AppCompat.Dark.ActionBar"/>
 
-    <style name="AppTheme.PopupOverlay" parent="ThemeOverlay.AppCompat.Light"/>
+  <style name="AppTheme.PopupOverlay" parent="ThemeOverlay.AppCompat.Light"/>
 
 </resources>

app/src/test/java/com/example/arial/downloaddemo/ExampleUnitTest.java

@@ -1,14 +0,0 @@
-package com.example.arial.downloaddemo;
-
-import org.junit.Test;
-
-import static org.junit.Assert.assertEquals;
-
-/**
- * To work on unit tests, switch the Test Artifact in the Build Variants view.
- */
-public class ExampleUnitTest {
-    @Test public void addition_isCorrect() throws Exception {
-        assertEquals(4, 2 + 2);
-    }
-}

downloadutil/src/androidTest/java/com/arialyy/downloadutil/ApplicationTest.java

@@ -7,7 +7,7 @@ import android.test.ApplicationTestCase;
  * <a href="http://d.android.com/tools/testing/testing_android.html">Testing Fundamentals</a>
  */
 public class ApplicationTest extends ApplicationTestCase<Application> {
-    public ApplicationTest() {
+  public ApplicationTest() {
-        super(Application.class);
+    super(Application.class);
-    }
+  }
 }

downloadutil/src/main/AndroidManifest.xml

@@ -1,11 +1,11 @@
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
-          package="com.arialyy.downloadutil">
+    package="com.arialyy.downloadutil">
 
-    <application
+  <application
-        android:allowBackup="true"
+      android:allowBackup="true"
-        android:label="@string/app_name"
+      android:label="@string/app_name"
-        android:supportsRtl="true">
+      android:supportsRtl="true">
 
-    </application>
+  </application>
 
 </manifest>

downloadutil/src/main/java/com/arialyy/downloadutil/core/DownloadManager.java

@@ -3,13 +3,10 @@ package com.arialyy.downloadutil.core;
 import android.app.Application;
 import android.content.Context;
 import android.util.Log;
-
 import com.arialyy.downloadutil.core.command.IDownloadCommand;
 import com.arialyy.downloadutil.entity.DownloadEntity;
 import com.arialyy.downloadutil.orm.DbEntity;
 import com.arialyy.downloadutil.orm.DbUtil;
-import com.arialyy.downloadutil.util.Task;
-
 import java.util.ArrayList;
 import java.util.List;
 
@@ -18,122 +15,122 @@ import java.util.List;
  * 下载管理器，通过命令的方式控制下载
  */
 public class DownloadManager {
-    private static final    String          TAG        = "DownloadManager";
+  private static final    String          TAG        = "DownloadManager";
-    private static final    Object          LOCK       = new Object();
+  private static final    Object          LOCK       = new Object();
-    private static volatile DownloadManager INSTANCE   = null;
+  private static volatile DownloadManager INSTANCE   = null;
-    /**
+  /**
-     * 下载开始前事件
+   * 下载开始前事件
-     */
+   */
-    public static final     String          ACTION_PRE = "ACTION_PRE";
+  public static final     String          ACTION_PRE = "ACTION_PRE";
 
-    /**
+  /**
-     * 开始下载事件
+   * 开始下载事件
-     */
+   */
-    public static final String ACTION_START = "ACTION_START";
+  public static final String ACTION_START = "ACTION_START";
 
-    /**
+  /**
-     * 恢复下载事件
+   * 恢复下载事件
-     */
+   */
-    public static final String ACTION_RESUME = "ACTION_RESUME";
+  public static final String ACTION_RESUME = "ACTION_RESUME";
 
-    /**
+  /**
-     * 正在下载事件
+   * 正在下载事件
-     */
+   */
-    public static final String ACTION_RUNNING = "ACTION_RUNNING";
+  public static final String ACTION_RUNNING = "ACTION_RUNNING";
 
-    /**
+  /**
-     * 停止下载事件
+   * 停止下载事件
-     */
+   */
-    public static final String ACTION_STOP = "ACTION_STOP";
+  public static final String ACTION_STOP = "ACTION_STOP";
 
-    /**
+  /**
-     * 取消下载事件
+   * 取消下载事件
-     */
+   */
-    public static final String ACTION_CANCEL = "ACTION_CANCEL";
+  public static final String ACTION_CANCEL = "ACTION_CANCEL";
 
-    /**
+  /**
-     * 下载完成事件
+   * 下载完成事件
-     */
+   */
-    public static final String ACTION_COMPLETE = "ACTION_COMPLETE";
+  public static final String ACTION_COMPLETE = "ACTION_COMPLETE";
 
-    /**
+  /**
-     * 下载失败事件
+   * 下载失败事件
-     */
+   */
-    public static final String ACTION_FAIL = "ACTION_FAIL";
+  public static final String ACTION_FAIL = "ACTION_FAIL";
 
-    /**
+  /**
-     * 下载实体
+   * 下载实体
-     */
+   */
-    public static final String ENTITY = "DOWNLOAD_ENTITY";
+  public static final String ENTITY = "DOWNLOAD_ENTITY";
 
-    /**
+  /**
-     * 位置
+   * 位置
-     */
+   */
-    public static final String CURRENT_LOCATION = "CURRENT_LOCATION";
+  public static final String CURRENT_LOCATION = "CURRENT_LOCATION";
 
-    private List<IDownloadCommand> mCommands = new ArrayList<>();
+  private List<IDownloadCommand> mCommands = new ArrayList<>();
 
-    private DownloadManager() {
+  private DownloadManager() {
 
-    }
+  }
 
-    private Context mContext;
+  private Context mContext;
 
-    private DownloadManager(Context context) {
+  private DownloadManager(Context context) {
-        mContext = context;
+    mContext = context;
-        DownloadTarget.init(context);
+    DownloadTarget.init(context);
-        DbUtil.init(context);
+    DbUtil.init(context);
-    }
+  }
 
-    public static DownloadManager init(Context context) {
+  public static DownloadManager init(Context context) {
-        if (context instanceof Application) {
+    if (context instanceof Application) {
-            if (INSTANCE == null) {
+      if (INSTANCE == null) {
-                synchronized (LOCK) {
+        synchronized (LOCK) {
-                    INSTANCE = new DownloadManager(context.getApplicationContext());
+          INSTANCE = new DownloadManager(context.getApplicationContext());
-                }
-            }
-        } else {
-            Log.e(TAG, "Context 只能为application");
         }
-        return INSTANCE;
+      }
+    } else {
+      Log.e(TAG, "Context 只能为application");
     }
+    return INSTANCE;
+  }
 
-    public static DownloadManager getInstance() {
+  public static DownloadManager getInstance() {
-        if (INSTANCE == null) {
+    if (INSTANCE == null) {
-            throw new NullPointerException("请在Application中调用init进行下载器注册");
+      throw new NullPointerException("请在Application中调用init进行下载器注册");
-        }
-        return INSTANCE;
     }
+    return INSTANCE;
+  }
 
-    public List<DownloadEntity> getAllDownloadEntity(){
+  public List<DownloadEntity> getAllDownloadEntity() {
-        return DbEntity.findAllData(DownloadEntity.class);
+    return DbEntity.findAllData(DownloadEntity.class);
-    }
+  }
 
-    /**
+  /**
-     * 设置命令
+   * 设置命令
-     */
+   */
-    public DownloadManager setCommand(IDownloadCommand command) {
+  public DownloadManager setCommand(IDownloadCommand command) {
-        mCommands.add(command);
+    mCommands.add(command);
-        return this;
+    return this;
-    }
+  }
 
-    /**
+  /**
-     * 设置一组命令
+   * 设置一组命令
-     */
+   */
-    public DownloadManager setCommands(List<IDownloadCommand> commands) {
+  public DownloadManager setCommands(List<IDownloadCommand> commands) {
-        if (commands != null && commands.size() > 0) {
+    if (commands != null && commands.size() > 0) {
-            mCommands.addAll(commands);
+      mCommands.addAll(commands);
-        }
-        return this;
     }
+    return this;
+  }
 
-    /**
+  /**
-     * 执行所有设置的命令
+   * 执行所有设置的命令
-     */
+   */
-    public synchronized void exe() {
+  public synchronized void exe() {
-        for (IDownloadCommand command : mCommands) {
+    for (IDownloadCommand command : mCommands) {
-            command.executeComment();
+      command.executeComment();
-        }
-        mCommands.clear();
     }
+    mCommands.clear();
+  }
 }

downloadutil/src/main/java/com/arialyy/downloadutil/core/DownloadTarget.java

@@ -2,7 +2,6 @@ package com.arialyy.downloadutil.core;
 
 import android.content.Context;
 import android.util.Log;
-
 import com.arialyy.downloadutil.entity.DownloadEntity;
 import com.arialyy.downloadutil.util.Task;
 
@@ -11,105 +10,105 @@ import com.arialyy.downloadutil.util.Task;
  * 下载任务调度类
  */
 public class DownloadTarget extends IDownloadTarget {
-    private static final    String         TAG      = "DownloadTarget";
+  private static final    String         TAG      = "DownloadTarget";
-    private static final    Object         LOCK     = new Object();
+  private static final    Object         LOCK     = new Object();
-    private static volatile DownloadTarget INSTANCE = null;
+  private static volatile DownloadTarget INSTANCE = null;
-    private Context mContext;
+  private Context mContext;
 
-    public static DownloadTarget getInstance() {
+  public static DownloadTarget getInstance() {
-        if (INSTANCE == null) {
+    if (INSTANCE == null) {
-            throw new NullPointerException("请在Application中调用init进行注册");
+      throw new NullPointerException("请在Application中调用init进行注册");
-        }
-        return INSTANCE;
     }
+    return INSTANCE;
+  }
 
-    static DownloadTarget init(Context context) {
+  static DownloadTarget init(Context context) {
-        if (INSTANCE == null) {
+    if (INSTANCE == null) {
-            synchronized (LOCK) {
+      synchronized (LOCK) {
-                INSTANCE = new DownloadTarget(context.getApplicationContext());
+        INSTANCE = new DownloadTarget(context.getApplicationContext());
-            }
+      }
-        }
-        return INSTANCE;
     }
+    return INSTANCE;
+  }
 
-    private DownloadTarget() {
+  private DownloadTarget() {
-        super();
+    super();
-    }
+  }
 
-    private DownloadTarget(Context context) {
+  private DownloadTarget(Context context) {
-        super();
+    super();
-        mContext = context;
+    mContext = context;
-    }
+  }
 
-    @Override public void startTask(Task task) {
+  @Override public void startTask(Task task) {
-        if (mExecutePool.putTask(task)) {
+    if (mExecutePool.putTask(task)) {
-            task.start();
+      task.start();
-        }
     }
+  }
 
-    @Override public void stopTask(Task task) {
+  @Override public void stopTask(Task task) {
-        if (task.isDownloading()) {
+    if (task.isDownloading()) {
-            if (mExecutePool.removeTask(task)) {
+      if (mExecutePool.removeTask(task)) {
-                task.stop();
+        task.stop();
-            }
+      }
-        }else {
+    } else {
-            task.stop();
+      task.stop();
-            Log.w(TAG, "停止任务失败，【任务已经停止】");
+      Log.w(TAG, "停止任务失败，【任务已经停止】");
-        }
     }
+  }
 
-    @Override public void cancelTask(Task task) {
+  @Override public void cancelTask(Task task) {
-        if (mExecutePool.removeTask(task) || mCachePool.removeTask(task)) {
+    if (mExecutePool.removeTask(task) || mCachePool.removeTask(task)) {
-            task.cancel();
+      task.cancel();
-        }
     }
+  }
 
-    @Override public void reTryStart(Task task) {
+  @Override public void reTryStart(Task task) {
-        if (!task.isDownloading()) {
+    if (!task.isDownloading()) {
-            task.start();
+      task.start();
-        } else {
+    } else {
-            Log.w(TAG, "任务没有完全停止，重试下载失败");
+      Log.w(TAG, "任务没有完全停止，重试下载失败");
-        }
     }
+  }
 
-    @Override public Task createTask(DownloadEntity entity) {
+  @Override public Task createTask(DownloadEntity entity) {
-        Task task = TaskFactory.getInstance().createTask(mContext, entity, mTaskHandler);
+    Task task = TaskFactory.getInstance().createTask(mContext, entity, mTaskHandler);
-        mCachePool.putTask(task);
+    mCachePool.putTask(task);
-        return task;
+    return task;
-    }
+  }
 
-    @Override public Task getTask(DownloadEntity entity) {
+  @Override public Task getTask(DownloadEntity entity) {
-        Task task = mExecutePool.getTask(entity.getDownloadUrl());
+    Task task = mExecutePool.getTask(entity.getDownloadUrl());
-        if (task == null) {
+    if (task == null) {
-            task = mCachePool.getTask(entity.getDownloadUrl());
+      task = mCachePool.getTask(entity.getDownloadUrl());
-        }
-        return task;
     }
+    return task;
+  }
 
-    @Override public int getTaskState(DownloadEntity entity) {
+  @Override public int getTaskState(DownloadEntity entity) {
-        Task task = getTask(entity);
+    Task task = getTask(entity);
-        if (task == null) {
+    if (task == null) {
-            Log.e(TAG, "没有找到下载链接为【" + entity.getDownloadUrl() + "】的下载任务");
+      Log.e(TAG, "没有找到下载链接为【" + entity.getDownloadUrl() + "】的下载任务");
-            return -1;
+      return -1;
-        }
-        return task.getDownloadEntity().getState();
     }
+    return task.getDownloadEntity().getState();
+  }
 
-    @Override public void removeTask(DownloadEntity entity) {
+  @Override public void removeTask(DownloadEntity entity) {
-        Task task = mExecutePool.getTask(entity.getDownloadUrl());
+    Task task = mExecutePool.getTask(entity.getDownloadUrl());
-        if (task != null) {
+    if (task != null) {
-            Log.d(TAG, "从执行池删除任务，删除" + (mExecutePool.removeTask(task) ? "成功" : "失败"));
+      Log.d(TAG, "从执行池删除任务，删除" + (mExecutePool.removeTask(task) ? "成功" : "失败"));
-        } else {
+    } else {
-            task = mCachePool.getTask(entity.getDownloadUrl());
+      task = mCachePool.getTask(entity.getDownloadUrl());
-        }
-        if (task != null) {
-            Log.d(TAG, "从缓存池删除任务，删除" + (mCachePool.removeTask(task) ? "成功" : "失败"));
-        } else {
-            Log.w(TAG, "没有找到下载链接为【" + entity.getDownloadUrl() + "】的任务");
-        }
     }
+    if (task != null) {
+      Log.d(TAG, "从缓存池删除任务，删除" + (mCachePool.removeTask(task) ? "成功" : "失败"));
+    } else {
+      Log.w(TAG, "没有找到下载链接为【" + entity.getDownloadUrl() + "】的任务");
+    }
+  }
 
-    @Override public Task getNextTask() {
+  @Override public Task getNextTask() {
-        return mCachePool.pollTask();
+    return mCachePool.pollTask();
-    }
+  }
 }

downloadutil/src/main/java/com/arialyy/downloadutil/core/IDownloadTarget.java

@@ -3,7 +3,6 @@ package com.arialyy.downloadutil.core;
 import android.os.Handler;
 import android.os.Message;
 import android.util.Log;
-
 import com.arialyy.downloadutil.core.inf.IDownloader;
 import com.arialyy.downloadutil.core.inf.ITask;
 import com.arialyy.downloadutil.core.pool.CachePool;
@@ -16,212 +15,210 @@ import com.arialyy.downloadutil.util.Task;
  * 任务下载器，提供抽象的方法供具体的实现类操作
  */
 public abstract class IDownloadTarget implements IDownloader, ITask {
+  /**
+   * 任务开始
+   */
+  public static final int START    = 1;
+  /**
+   * 任务停止
+   */
+  public static final int STOP     = 2;
+  /**
+   * 任务失败
+   */
+  public static final int FAIL     = 3;
+  /**
+   * 任务取消
+   */
+  public static final int CANCEL   = 4;
+  /**
+   * 任务完成
+   */
+  public static final int COMPLETE = 5;
+
+  protected CachePool   mCachePool   = CachePool.getInstance();
+  protected ExecutePool mExecutePool = ExecutePool.getInstance();
+  protected AutoTaskHandler mTaskHandler;
+  /**
+   * 下载失败次数
+   */
+  protected int mFailNum = 10;
+
+  /**
+   * 超时时间
+   */
+  protected long mTimeOut = 10000;
+
+  /**
+   * 下载器任务监听
+   */
+  protected OnTargetListener mTargetListener;
+
+  /**
+   * Target处理任务监听
+   */
+  public interface OnTargetListener {
     /**
      * 任务开始
      */
-    public static final int START    = 1;
+    public void onTaskStart(Task task);
+
     /**
      * 任务停止
      */
-    public static final int STOP     = 2;
+    public void onTaskStop(Task task);
-    /**
+
-     * 任务失败
-     */
-    public static final int FAIL     = 3;
     /**
      * 任务取消
      */
-    public static final int CANCEL   = 4;
+    public void onTaskCancel(Task task);
+
+    /**
+     * 任务下载失败
+     */
+    public void onTaskFail(Task task);
+
     /**
      * 任务完成
      */
-    public static final int COMPLETE = 5;
+    public void onTaskComplete(Task task);
+  }
 
-    protected CachePool   mCachePool   = CachePool.getInstance();
+  protected IDownloadTarget() {
-    protected ExecutePool mExecutePool = ExecutePool.getInstance();
+    mTaskHandler = new AutoTaskHandler(this);
-    protected AutoTaskHandler mTaskHandler;
+  }
-    /**
-     * 下载失败次数
-     */
-    protected int mFailNum = 10;
 
-    /**
+  /**
-     * 超时时间
+   * 设置下载器监听
-     */
+   *
-    protected long mTimeOut = 10000;
+   * @param targetListener {@link OnTargetListener}
+   */
+  public void setOnTargetListener(OnTargetListener targetListener) {
+    this.mTargetListener = targetListener;
+  }
 
-    /**
+  /**
-     * 下载器任务监听
+   * 获取任务执行池
-     */
+   */
-    protected OnTargetListener mTargetListener;
+  public ExecutePool getExecutePool() {
+    return mExecutePool;
+  }
 
-    /**
+  /**
-     * Target处理任务监听
+   * 获取当前运行的任务数
-     */
+   *
-    public interface OnTargetListener {
+   * @return 当前正在执行的任务数
-        /**
+   */
-         * 任务开始
+  public int getCurrentTaskNum() {
-         */
+    return mExecutePool.size();
-        public void onTaskStart(Task task);
+  }
 
-        /**
+  /**
-         * 任务停止
+   * 获取缓存任务数
-         */
+   *
-        public void onTaskStop(Task task);
+   * @return 获取缓存的任务数
+   */
+  public int getCacheTaskNum() {
+    return mCachePool.size();
+  }
 
-        /**
+  public void setFailNum(int mFailNum) {
-         * 任务取消
+    this.mFailNum = mFailNum;
-         */
+  }
-        public void onTaskCancel(Task task);
 
-        /**
+  public void setTimeOut(long timeOut) {
-         * 任务下载失败
+    this.mTimeOut = timeOut;
-         */
+  }
-        public void onTaskFail(Task task);
 
-        /**
+  /**
-         * 任务完成
+   * 自动处理任务停止，下载失败，取消下载，自动下载下一个任务的操作
-         */
+   */
-        public void onTaskComplete(Task task);
+  private static class AutoTaskHandler extends Handler {
+    private static final String TAG = "AutoTaskHandler";
+    IDownloadTarget target;
+
+    public AutoTaskHandler(IDownloadTarget target) {
+      this.target = target;
     }
 
-    protected IDownloadTarget() {
+    @Override public void handleMessage(Message msg) {
-        mTaskHandler = new AutoTaskHandler(this);
+      super.handleMessage(msg);
+      DownloadEntity entity = (DownloadEntity) msg.obj;
+      if (entity == null) {
+        Log.e(TAG, "请传入下载实体DownloadEntity");
+        return;
+      }
+      switch (msg.what) {
+        case STOP:
+        case CANCEL:
+        case COMPLETE:
+          startNextTask(entity);
+          break;
+        case FAIL:
+          handleFailTask(entity);
+          break;
+      }
+      callback(msg.what, entity);
     }
 
     /**
-     * 设置下载器监听
+     * 回调
      *
-     * @param targetListener {@link OnTargetListener}
+     * @param state 状态
+     * @param entity 下载实体
      */
-    public void setOnTargetListener(OnTargetListener targetListener) {
+    private void callback(int state, DownloadEntity entity) {
-        this.mTargetListener = targetListener;
+      if (target.mTargetListener != null) {
+        Task task = target.getTask(entity);
+        switch (state) {
+          case START:
+            target.mTargetListener.onTaskStart(task);
+            break;
+          case STOP:
+            target.mTargetListener.onTaskStop(task);
+            break;
+          case CANCEL:
+            target.mTargetListener.onTaskCancel(task);
+            break;
+          case COMPLETE:
+            target.mTargetListener.onTaskComplete(task);
+            break;
+          case FAIL:
+            target.mTargetListener.onTaskFail(task);
+            break;
+        }
+      }
     }
 
     /**
-     * 获取任务执行池
+     * 处理下载任务下载失败的情形
      *
-     * @return
+     * @param entity 失败实体
      */
-    public ExecutePool getExecutePool() {
+    private void handleFailTask(DownloadEntity entity) {
-        return mExecutePool;
+      if (entity.getFailNum() <= target.mFailNum) {
+        Task task = target.getTask(entity);
+        target.reTryStart(task);
+      } else {
+        startNextTask(entity);
+      }
     }
 
     /**
-     * 获取当前运行的任务数
+     * 启动下一个任务，条件：任务停止，取消下载，任务完成
      *
-     * @return 当前正在执行的任务数
+     * @param entity 通过Handler传递的下载实体
      */
-    public int getCurrentTaskNum() {
+    private void startNextTask(DownloadEntity entity) {
-        return mExecutePool.size();
+      target.removeTask(entity);
-    }
+      Task newTask = target.getNextTask();
-
+      if (newTask == null) {
-    /**
+        Log.w(TAG, "没有下一任务");
-     * 获取缓存任务数
+        return;
-     *
+      }
-     * @return 获取缓存的任务数
+      if (newTask.getDownloadEntity().getState() == DownloadEntity.STATE_WAIT) {
-     */
+        target.startTask(newTask);
-    public int getCacheTaskNum() {
+      }
-        return mCachePool.size();
-    }
-
-    public void setFailNum(int mFailNum) {
-        this.mFailNum = mFailNum;
-    }
-
-    public void setTimeOut(long timeOut) {
-        this.mTimeOut = timeOut;
-    }
-
-    /**
-     * 自动处理任务停止，下载失败，取消下载，自动下载下一个任务的操作
-     */
-    private static class AutoTaskHandler extends Handler {
-        private static final String TAG = "AutoTaskHandler";
-        IDownloadTarget target;
-
-        public AutoTaskHandler(IDownloadTarget target) {
-            this.target = target;
-        }
-
-        @Override public void handleMessage(Message msg) {
-            super.handleMessage(msg);
-            DownloadEntity entity = (DownloadEntity) msg.obj;
-            if (entity == null) {
-                Log.e(TAG, "请传入下载实体DownloadEntity");
-                return;
-            }
-            switch (msg.what) {
-                case STOP:
-                case CANCEL:
-                case COMPLETE:
-                    startNextTask(entity);
-                    break;
-                case FAIL:
-                    handleFailTask(entity);
-                    break;
-            }
-            callback(msg.what, entity);
-        }
-
-        /**
-         * 回调
-         *
-         * @param state  状态
-         * @param entity 下载实体
-         */
-        private void callback(int state, DownloadEntity entity) {
-            if (target.mTargetListener != null) {
-                Task task = target.getTask(entity);
-                switch (state) {
-                    case START:
-                        target.mTargetListener.onTaskStart(task);
-                        break;
-                    case STOP:
-                        target.mTargetListener.onTaskStop(task);
-                        break;
-                    case CANCEL:
-                        target.mTargetListener.onTaskCancel(task);
-                        break;
-                    case COMPLETE:
-                        target.mTargetListener.onTaskComplete(task);
-                        break;
-                    case FAIL:
-                        target.mTargetListener.onTaskFail(task);
-                        break;
-                }
-            }
-        }
-
-        /**
-         * 处理下载任务下载失败的情形
-         *
-         * @param entity 失败实体
-         */
-        private void handleFailTask(DownloadEntity entity) {
-            if (entity.getFailNum() <= target.mFailNum) {
-                Task task = target.getTask(entity);
-                target.reTryStart(task);
-            } else {
-                startNextTask(entity);
-            }
-        }
-
-        /**
-         * 启动下一个任务，条件：任务停止，取消下载，任务完成
-         *
-         * @param entity 通过Handler传递的下载实体
-         */
-        private void startNextTask(DownloadEntity entity) {
-            target.removeTask(entity);
-            Task newTask = target.getNextTask();
-            if (newTask == null) {
-                Log.w(TAG, "没有下一任务");
-                return;
-            }
-            if (newTask.getDownloadEntity().getState() == DownloadEntity.STATE_WAIT) {
-                target.startTask(newTask);
-            }
-        }
     }
+  }
 }

downloadutil/src/main/java/com/arialyy/downloadutil/core/TaskEnum.java

@@ -5,5 +5,5 @@ package com.arialyy.downloadutil.core;
  * 创建任务类型
  */
 public enum TaskEnum {
-    ORDINARY, NO_USR_CALLBACK
+  ORDINARY, NO_USR_CALLBACK
 }

downloadutil/src/main/java/com/arialyy/downloadutil/core/TaskFactory.java

@@ -2,7 +2,6 @@ package com.arialyy.downloadutil.core;
 
 import android.content.Context;
 import android.os.Handler;
-
 import com.arialyy.downloadutil.entity.DownloadEntity;
 import com.arialyy.downloadutil.util.Task;
 
@@ -11,33 +10,33 @@ import com.arialyy.downloadutil.util.Task;
  * 任务工厂
  */
 public class TaskFactory {
-    private static final String TAG = "TaskFactory";
+  private static final String TAG = "TaskFactory";
 
-    private static final    Object      LOCK     = new Object();
+  private static final    Object      LOCK     = new Object();
-    private static volatile TaskFactory INSTANCE = null;
+  private static volatile TaskFactory INSTANCE = null;
 
-    private TaskFactory() {
+  private TaskFactory() {
 
+  }
+
+  public static TaskFactory getInstance() {
+    if (INSTANCE == null) {
+      synchronized (LOCK) {
+        INSTANCE = new TaskFactory();
+      }
     }
+    return INSTANCE;
+  }
 
-    public static TaskFactory getInstance() {
+  /**
-        if (INSTANCE == null) {
+   * 创建普通下载任务
-            synchronized (LOCK) {
+   *
-                INSTANCE = new TaskFactory();
+   * @param entity 下载实体
-            }
+   * @param handler "com.arialyy.downloadutil.core.IDownloadTarget.AutoTaskHandler"
-        }
+   */
-        return INSTANCE;
+  public Task createTask(Context context, DownloadEntity entity, Handler handler) {
-    }
+    Task.Builder builder = new Task.Builder(context, entity);
-
+    builder.setOutHandler(handler);
-    /**
+    return builder.build();
-     * 创建普通下载任务
+  }
-     *
-     * @param entity  下载实体
-     * @param handler "com.arialyy.downloadutil.core.IDownloadTarget.AutoTaskHandler"
-     */
-    public Task createTask(Context context, DownloadEntity entity, Handler handler) {
-        Task.Builder builder = new Task.Builder(context, entity);
-        builder.setOutHandler(handler);
-        return builder.build();
-    }
 }

downloadutil/src/main/java/com/arialyy/downloadutil/core/command/AddCommand.java

@@ -2,9 +2,8 @@ package com.arialyy.downloadutil.core.command;
 
 import android.content.Context;
 import android.util.Log;
-
-import com.arialyy.downloadutil.util.Task;
 import com.arialyy.downloadutil.entity.DownloadEntity;
+import com.arialyy.downloadutil.util.Task;
 
 /**
  * Created by lyy on 2016/8/22.
@@ -12,16 +11,16 @@ import com.arialyy.downloadutil.entity.DownloadEntity;
  */
 class AddCommand extends IDownloadCommand {
 
-    AddCommand(Context context, DownloadEntity entity) {
+  AddCommand(Context context, DownloadEntity entity) {
-        super(context, entity);
+    super(context, entity);
-    }
+  }
 
-    @Override public void executeComment() {
+  @Override public void executeComment() {
-        Task task = target.getTask(mEntity);
+    Task task = target.getTask(mEntity);
-        if (task == null) {
+    if (task == null) {
-            target.createTask(mEntity);
+      target.createTask(mEntity);
-        }else {
+    } else {
-            Log.w(TAG, "添加命令执行失败，【该任务已经存在】");
+      Log.w(TAG, "添加命令执行失败，【该任务已经存在】");
-        }
     }
+  }
 }

downloadutil/src/main/java/com/arialyy/downloadutil/core/command/CancelCommand.java

@@ -1,9 +1,8 @@
 package com.arialyy.downloadutil.core.command;
 
 import android.content.Context;
-
-import com.arialyy.downloadutil.util.Task;
 import com.arialyy.downloadutil.entity.DownloadEntity;
+import com.arialyy.downloadutil.util.Task;
 
 /**
  * Created by lyy on 2016/9/20.
@@ -11,17 +10,17 @@ import com.arialyy.downloadutil.entity.DownloadEntity;
  */
 class CancelCommand extends IDownloadCommand {
 
-    CancelCommand(Context context, DownloadEntity entity) {
+  CancelCommand(Context context, DownloadEntity entity) {
-        super(context, entity);
+    super(context, entity);
-    }
+  }
 
-    @Override public void executeComment() {
+  @Override public void executeComment() {
-        Task task = target.getTask(mEntity);
+    Task task = target.getTask(mEntity);
-        if (task == null){
+    if (task == null) {
-            task = target.createTask(mEntity);
+      task = target.createTask(mEntity);
-        }
-        if (task != null) {
-            target.cancelTask(task);
-        }
     }
+    if (task != null) {
+      target.cancelTask(task);
+    }
+  }
 }

downloadutil/src/main/java/com/arialyy/downloadutil/core/command/CommandFactory.java

@@ -1,7 +1,6 @@
 package com.arialyy.downloadutil.core.command;
 
 import android.content.Context;
-
 import com.arialyy.downloadutil.entity.DownloadEntity;
 
 /**
@@ -9,113 +8,113 @@ import com.arialyy.downloadutil.entity.DownloadEntity;
  * 命令工厂
  */
 public class CommandFactory {
-    /**
+  /**
-     * 创建任务
+   * 创建任务
-     */
+   */
-    public static final int TASK_CREATE = 0x122;
+  public static final int TASK_CREATE = 0x122;
-    /**
+  /**
-     * 启动任务
+   * 启动任务
-     */
+   */
-    public static final int TASK_START  = 0x123;
+  public static final int TASK_START  = 0x123;
-    /**
+  /**
-     * 恢复任务
+   * 恢复任务
-     */
+   */
-    public static final int TASK_RESUME  = 0x127;
+  public static final int TASK_RESUME = 0x127;
-    /**
+  /**
-     * 取消任务
+   * 取消任务
-     */
+   */
-    public static final int TASK_CANCEL = 0x124;
+  public static final int TASK_CANCEL = 0x124;
-    /**
+  /**
-     * 停止任务
+   * 停止任务
-     */
+   */
-    public static final int TASK_STOP   = 0x125;
+  public static final int TASK_STOP   = 0x125;
-    /**
+  /**
-     * 获取任务状态
+   * 获取任务状态
-     */
+   */
-    public static final int TASK_STATE  = 0x126;
+  public static final int TASK_STATE  = 0x126;
 
-    private static final    Object         LOCK     = new Object();
+  private static final    Object         LOCK     = new Object();
-    private static volatile CommandFactory INSTANCE = null;
+  private static volatile CommandFactory INSTANCE = null;
 
-    private CommandFactory() {
+  private CommandFactory() {
 
+  }
+
+  public static CommandFactory getInstance() {
+    if (INSTANCE == null) {
+      synchronized (LOCK) {
+        INSTANCE = new CommandFactory();
+      }
     }
+    return INSTANCE;
+  }
 
-    public static CommandFactory getInstance() {
+  /**
-        if (INSTANCE == null) {
+   * @param context context
-            synchronized (LOCK) {
+   * @param entity 下载实体
-                INSTANCE = new CommandFactory();
+   * @param type 命令类型{@link #TASK_CREATE}、{@link #TASK_START}、{@link #TASK_CANCEL}、{@link
-            }
+   * #TASK_STOP}、{@link #TASK_STATE}
-        }
+   */
-        return INSTANCE;
+  public IDownloadCommand createCommand(Context context, DownloadEntity entity, int type) {
+    switch (type) {
+      case TASK_CREATE:
+        return createAddCommand(context, entity);
+      case TASK_RESUME:
+      case TASK_START:
+        return createStartCommand(context, entity);
+      case TASK_CANCEL:
+        return createCancelCommand(context, entity);
+      case TASK_STOP:
+        return createStopCommand(context, entity);
+      case TASK_STATE:
+        return createStateCommand(context, entity);
+      default:
+        return null;
     }
+  }
 
-    /**
+  /**
-     * @param context context
+   * 创建获取任务状态的命令
-     * @param entity  下载实体
+   *
-     * @param type    命令类型{@link #TASK_CREATE}、{@link #TASK_START}、{@link #TASK_CANCEL}、{@link
+   * @return {@link StateCommand}
-     *                #TASK_STOP}、{@link #TASK_STATE}
+   */
-     */
+  private StateCommand createStateCommand(Context context, DownloadEntity entity) {
-    public IDownloadCommand createCommand(Context context, DownloadEntity entity, int type) {
+    return new StateCommand(context, entity);
-        switch (type) {
+  }
-            case TASK_CREATE:
-                return createAddCommand(context, entity);
-            case TASK_RESUME:
-            case TASK_START:
-                return createStartCommand(context, entity);
-            case TASK_CANCEL:
-                return createCancelCommand(context, entity);
-            case TASK_STOP:
-                return createStopCommand(context, entity);
-            case TASK_STATE:
-                return createStateCommand(context, entity);
-            default:
-                return null;
-        }
-    }
 
-    /**
+  /**
-     * 创建获取任务状态的命令
+   * 创建停止命令
-     *
+   *
-     * @return {@link StateCommand}
+   * @return {@link StopCommand}
-     */
+   */
-    private StateCommand createStateCommand(Context context, DownloadEntity entity) {
+  private StopCommand createStopCommand(Context context, DownloadEntity entity) {
-        return new StateCommand(context, entity);
+    return new StopCommand(context, entity);
-    }
+  }
 
-    /**
+  /**
-     * 创建停止命令
+   * 创建下载任务命令
-     *
+   *
-     * @return {@link StopCommand}
+   * @return {@link AddCommand}
-     */
+   */
-    private StopCommand createStopCommand(Context context, DownloadEntity entity) {
+  private AddCommand createAddCommand(Context context, DownloadEntity entity) {
-        return new StopCommand(context, entity);
+    return new AddCommand(context, entity);
-    }
+  }
 
-    /**
+  /**
-     * 创建下载任务命令
+   * 创建启动下载命令
-     *
+   *
-     * @return {@link AddCommand}
+   * @return {@link StartCommand}
-     */
+   */
-    private AddCommand createAddCommand(Context context, DownloadEntity entity) {
+  private StartCommand createStartCommand(Context context, DownloadEntity entity) {
-        return new AddCommand(context, entity);
+    return new StartCommand(context, entity);
-    }
+  }
 
-    /**
+  /**
-     * 创建启动下载命令
+   * 创建 取消下载的命令
-     *
+   *
-     * @return {@link StartCommand}
+   * @return {@link CancelCommand}
-     */
+   */
-    private StartCommand createStartCommand(Context context, DownloadEntity entity) {
+  private CancelCommand createCancelCommand(Context context, DownloadEntity entity) {
-        return new StartCommand(context, entity);
+    return new CancelCommand(context, entity);
-    }
+  }
-
-    /**
-     * 创建 取消下载的命令
-     *
-     * @return {@link CancelCommand}
-     */
-    private CancelCommand createCancelCommand(Context context, DownloadEntity entity) {
-        return new CancelCommand(context, entity);
-    }
 }

downloadutil/src/main/java/com/arialyy/downloadutil/core/command/IDownloadCommand.java

@@ -1,7 +1,6 @@
 package com.arialyy.downloadutil.core.command;
 
 import android.content.Context;
-
 import com.arialyy.downloadutil.core.DownloadTarget;
 import com.arialyy.downloadutil.core.IDownloadTarget;
 import com.arialyy.downloadutil.entity.DownloadEntity;
@@ -13,40 +12,40 @@ import com.arialyy.downloadutil.util.Util;
  * 下载命令
  */
 public abstract class IDownloadCommand {
-    protected IDownloadTarget target;
+  protected IDownloadTarget target;
-    protected Context         mContext;
+  protected Context         mContext;
-    protected DownloadEntity  mEntity;
+  protected DownloadEntity  mEntity;
-    protected String          TAG;
+  protected String          TAG;
 
-    /**
+  /**
-     * @param context context
+   * @param context context
-     * @param entity  下载实体
+   * @param entity 下载实体
-     */
+   */
-    protected IDownloadCommand(Context context, DownloadEntity entity) {
+  protected IDownloadCommand(Context context, DownloadEntity entity) {
-        if (!CheckHelp.checkDownloadEntity(entity)) {
+    if (!CheckHelp.checkDownloadEntity(entity)) {
-            return;
+      return;
-        }
-        target = DownloadTarget.getInstance();
-        mContext = context;
-        mEntity = entity;
-        TAG = Util.getClassName(this);
     }
+    target = DownloadTarget.getInstance();
+    mContext = context;
+    mEntity = entity;
+    TAG = Util.getClassName(this);
+  }
 
-    public Context getContext() {
+  public Context getContext() {
-        return mContext;
+    return mContext;
-    }
+  }
 
-    /**
+  /**
-     * 执行命令
+   * 执行命令
-     */
+   */
-    public abstract void executeComment();
+  public abstract void executeComment();
 
-    /**
+  /**
-     * 设置下载器
+   * 设置下载器
-     *
+   *
-     * @param downloadTarget {@link IDownloadTarget}
+   * @param downloadTarget {@link IDownloadTarget}
-     */
+   */
-    public void setDownloadTarget(IDownloadTarget downloadTarget) {
+  public void setDownloadTarget(IDownloadTarget downloadTarget) {
-        target = downloadTarget;
+    target = downloadTarget;
-    }
+  }
 }

downloadutil/src/main/java/com/arialyy/downloadutil/core/command/StartCommand.java

@@ -1,9 +1,8 @@
 package com.arialyy.downloadutil.core.command;
 
 import android.content.Context;
-
-import com.arialyy.downloadutil.util.Task;
 import com.arialyy.downloadutil.entity.DownloadEntity;
+import com.arialyy.downloadutil.util.Task;
 
 /**
  * Created by lyy on 2016/8/22.
@@ -11,17 +10,17 @@ import com.arialyy.downloadutil.entity.DownloadEntity;
  */
 class StartCommand extends IDownloadCommand {
 
-    StartCommand(Context context, DownloadEntity entity) {
+  StartCommand(Context context, DownloadEntity entity) {
-        super(context, entity);
+    super(context, entity);
-    }
+  }
 
-    @Override public void executeComment() {
+  @Override public void executeComment() {
-        Task task = target.getTask(mEntity);
+    Task task = target.getTask(mEntity);
-        if (task == null) {
+    if (task == null) {
-            task = target.createTask(mEntity);
+      task = target.createTask(mEntity);
-        }
-        if (task != null) {
-            target.startTask(task);
-        }
     }
+    if (task != null) {
+      target.startTask(task);
+    }
+  }
 }

downloadutil/src/main/java/com/arialyy/downloadutil/core/command/StateCommand.java

@@ -1,7 +1,6 @@
 package com.arialyy.downloadutil.core.command;
 
 import android.content.Context;
-
 import com.arialyy.downloadutil.entity.DownloadEntity;
 
 /**
@@ -10,16 +9,16 @@ import com.arialyy.downloadutil.entity.DownloadEntity;
  */
 class StateCommand extends IDownloadCommand {
 
-    /**
+  /**
-     * @param context context
+   * @param context context
-     * @param entity  下载实体
+   * @param entity 下载实体
-     */
+   */
-    StateCommand(Context context, DownloadEntity entity) {
+  StateCommand(Context context, DownloadEntity entity) {
-        super(context, entity);
+    super(context, entity);
-    }
+  }
 
-    @Override public void executeComment() {
+  @Override public void executeComment() {
 
-        target.getTaskState(mEntity);
+    target.getTaskState(mEntity);
-    }
+  }
 }

downloadutil/src/main/java/com/arialyy/downloadutil/core/command/StopCommand.java

@@ -2,7 +2,6 @@ package com.arialyy.downloadutil.core.command;
 
 import android.content.Context;
 import android.util.Log;
-
 import com.arialyy.downloadutil.entity.DownloadEntity;
 import com.arialyy.downloadutil.util.Task;
 
@@ -12,25 +11,25 @@ import com.arialyy.downloadutil.util.Task;
  */
 class StopCommand extends IDownloadCommand {
 
-    /**
+  /**
-     * @param context context
+   * @param context context
-     * @param entity  下载实体
+   * @param entity 下载实体
-     */
+   */
-    StopCommand(Context context, DownloadEntity entity) {
+  StopCommand(Context context, DownloadEntity entity) {
-        super(context, entity);
+    super(context, entity);
-    }
+  }
 
-    @Override public void executeComment() {
+  @Override public void executeComment() {
-        Task task = target.getTask(mEntity);
+    Task task = target.getTask(mEntity);
-        if (task == null) {
+    if (task == null) {
-            if (mEntity.getState() == DownloadEntity.STATE_DOWNLOAD_ING) {
+      if (mEntity.getState() == DownloadEntity.STATE_DOWNLOAD_ING) {
-                task = target.createTask(mEntity);
+        task = target.createTask(mEntity);
-                target.stopTask(task);
+        target.stopTask(task);
-            } else {
+      } else {
-                Log.w(TAG, "停止命令执行失败，【调度器中没有该任务】");
+        Log.w(TAG, "停止命令执行失败，【调度器中没有该任务】");
-            }
+      }
-        } else {
+    } else {
-            target.stopTask(task);
+      target.stopTask(task);
-        }
     }
+  }
 }

downloadutil/src/main/java/com/arialyy/downloadutil/core/inf/IDownloader.java

@@ -7,31 +7,31 @@ import com.arialyy.downloadutil.util.Task;
  * 下载功能接口
  */
 public interface IDownloader {
-    /**
+  /**
-     * 开始任务
+   * 开始任务
-     *
+   *
-     * @param task {@link Task}
+   * @param task {@link Task}
-     */
+   */
-    public void startTask(Task task);
+  public void startTask(Task task);
 
-    /**
+  /**
-     * 停止任务
+   * 停止任务
-     *
+   *
-     * @param task {@link Task}
+   * @param task {@link Task}
-     */
+   */
-    public void stopTask(Task task);
+  public void stopTask(Task task);
 
-    /**
+  /**
-     * 取消任务
+   * 取消任务
-     *
+   *
-     * @param task {@link Task}
+   * @param task {@link Task}
-     */
+   */
-    public void cancelTask(Task task);
+  public void cancelTask(Task task);
 
-    /**
+  /**
-     * 重试下载
+   * 重试下载
-     *
+   *
-     * @param task {@link Task}
+   * @param task {@link Task}
-     */
+   */
-    public void reTryStart(Task task);
+  public void reTryStart(Task task);
 }

downloadutil/src/main/java/com/arialyy/downloadutil/core/inf/IPool.java

@@ -7,46 +7,46 @@ import com.arialyy.downloadutil.util.Task;
  * 任务池
  */
 public interface IPool {
-    /**
+  /**
-     * 将下载任务添加到任务池中
+   * 将下载任务添加到任务池中
-     */
+   */
-    public boolean putTask(Task task);
+  public boolean putTask(Task task);
 
-    /**
+  /**
-     * 按照队列原则取出下载任务
+   * 按照队列原则取出下载任务
-     *
+   *
-     * @return 返回null或者下载任务
+   * @return 返回null或者下载任务
-     */
+   */
-    public Task pollTask();
+  public Task pollTask();
 
-    /**
+  /**
-     * 通过下载链接获取下载任务，当任务不为空时，队列将删除该下载任务
+   * 通过下载链接获取下载任务，当任务不为空时，队列将删除该下载任务
-     *
+   *
-     * @param downloadUrl 下载链接
+   * @param downloadUrl 下载链接
-     * @return 返回null或者下载任务
+   * @return 返回null或者下载任务
-     */
+   */
-    public Task getTask(String downloadUrl);
+  public Task getTask(String downloadUrl);
 
-    /**
+  /**
-     * 删除任务池中的下载任务
+   * 删除任务池中的下载任务
-     *
+   *
-     * @param task 下载任务
+   * @param task 下载任务
-     * @return true:移除成功
+   * @return true:移除成功
-     */
+   */
-    public boolean removeTask(Task task);
+  public boolean removeTask(Task task);
 
-    /**
+  /**
-     * 通过下载链接移除下载任务
+   * 通过下载链接移除下载任务
-     *
+   *
-     * @param downloadUrl 下载链接
+   * @param downloadUrl 下载链接
-     * @return true:移除成功
+   * @return true:移除成功
-     */
+   */
-    public boolean removeTask(String downloadUrl);
+  public boolean removeTask(String downloadUrl);
 
-    /**
+  /**
-     * 池子大小
+   * 池子大小
-     *
+   *
-     * @return 返回缓存池或者当前任务池大小
+   * @return 返回缓存池或者当前任务池大小
-     */
+   */
-    public int size();
+  public int size();
 }

downloadutil/src/main/java/com/arialyy/downloadutil/core/inf/ITask.java

@@ -1,7 +1,7 @@
 package com.arialyy.downloadutil.core.inf;
 
-import com.arialyy.downloadutil.util.Task;
 import com.arialyy.downloadutil.entity.DownloadEntity;
+import com.arialyy.downloadutil.util.Task;
 
 /**
  * Created by lyy on 2016/8/16.
@@ -9,41 +9,41 @@ import com.arialyy.downloadutil.entity.DownloadEntity;
  */
 public interface ITask {
 
-    /**
+  /**
-     * 创建一个新的下载任务，创建时只是将新任务存储到缓存池
+   * 创建一个新的下载任务，创建时只是将新任务存储到缓存池
-     *
+   *
-     * @param entity 下载实体{@link DownloadEntity}
+   * @param entity 下载实体{@link DownloadEntity}
-     * @return {@link Task}
+   * @return {@link Task}
-     */
+   */
-    public Task createTask(DownloadEntity entity);
+  public Task createTask(DownloadEntity entity);
 
-    /**
+  /**
-     * 通过下载链接从缓存池或任务池搜索下载任务，如果缓存池或任务池都没有任务，则创建新任务
+   * 通过下载链接从缓存池或任务池搜索下载任务，如果缓存池或任务池都没有任务，则创建新任务
-     *
+   *
-     * @param entity 下载实体{@link DownloadEntity}
+   * @param entity 下载实体{@link DownloadEntity}
-     * @return {@link Task}
+   * @return {@link Task}
-     */
+   */
-    public Task getTask(DownloadEntity entity);
+  public Task getTask(DownloadEntity entity);
 
-    /**
+  /**
-     * 通过下载链接搜索下载任务
+   * 通过下载链接搜索下载任务
-     *
+   *
-     * @param entity 下载实体{@link DownloadEntity}
+   * @param entity 下载实体{@link DownloadEntity}
-     * @return {@code -1 ==> 错误}，{@link com.arialyy.downloadutil.entity.DownloadEntity#STATE_FAIL}
+   * @return {@code -1 ==> 错误}，{@link com.arialyy.downloadutil.entity.DownloadEntity#STATE_FAIL}
-     */
+   */
-    public int getTaskState(DownloadEntity entity);
+  public int getTaskState(DownloadEntity entity);
 
-    /**
+  /**
-     * 通过下载链接删除任务
+   * 通过下载链接删除任务
-     *
+   *
-     * @param entity 下载实体{@link DownloadEntity}
+   * @param entity 下载实体{@link DownloadEntity}
-     */
+   */
-    public void removeTask(DownloadEntity entity);
+  public void removeTask(DownloadEntity entity);
 
-    /**
+  /**
-     * 获取缓存池的下一个任务
+   * 获取缓存池的下一个任务
-     *
+   *
-     * @return 下载任务 or null
+   * @return 下载任务 or null
-     */
+   */
-    public Task getNextTask();
+  public Task getNextTask();
 }

downloadutil/src/main/java/com/arialyy/downloadutil/core/pool/CachePool.java

@@ -2,11 +2,9 @@ package com.arialyy.downloadutil.core.pool;
 
 import android.text.TextUtils;
 import android.util.Log;
-
 import com.arialyy.downloadutil.core.inf.IPool;
 import com.arialyy.downloadutil.util.Task;
 import com.arialyy.downloadutil.util.Util;
-
 import java.util.HashMap;
 import java.util.Map;
 import java.util.concurrent.LinkedBlockingQueue;
@@ -16,97 +14,97 @@ import java.util.concurrent.LinkedBlockingQueue;
  * 任务缓存池，所有下载任务最先缓存在这个池中
  */
 public class CachePool implements IPool {
-    private static final    String    TAG              = "CachePool";
+  private static final    String    TAG      = "CachePool";
-    private static final    Object    LOCK             = new Object();
+  private static final    Object    LOCK     = new Object();
-    private static final    int       MAX_NUM = Integer.MAX_VALUE;  //最大下载任务数
+  private static final    int       MAX_NUM  = Integer.MAX_VALUE;  //最大下载任务数
-    private static volatile CachePool INSTANCE         = null;
+  private static volatile CachePool INSTANCE = null;
-    private Map<String, Task>         mCacheArray;
+  private Map<String, Task>         mCacheArray;
-    private LinkedBlockingQueue<Task> mCacheQueue;
+  private LinkedBlockingQueue<Task> mCacheQueue;
 
-    public static CachePool getInstance() {
+  public static CachePool getInstance() {
-        if (INSTANCE == null) {
+    if (INSTANCE == null) {
-            synchronized (LOCK) {
+      synchronized (LOCK) {
-                INSTANCE = new CachePool();
+        INSTANCE = new CachePool();
-            }
+      }
+    }
+    return INSTANCE;
+  }
+
+  private CachePool() {
+    mCacheQueue = new LinkedBlockingQueue<>(MAX_NUM);
+    mCacheArray = new HashMap<>();
+  }
+
+  @Override public boolean putTask(Task task) {
+    synchronized (LOCK) {
+      if (task == null) {
+        Log.e(TAG, "下载任务不能为空！！");
+        return false;
+      }
+      String url = task.getDownloadEntity().getDownloadUrl();
+      if (mCacheQueue.contains(task)) {
+        Log.w(TAG, "队列中已经包含了该任务，任务下载链接【" + url + "】");
+        return false;
+      } else {
+        boolean s = mCacheQueue.offer(task);
+        Log.d(TAG, "任务添加" + (s ? "成功" : "失败，【" + url + "】"));
+        if (s) {
+          mCacheArray.put(Util.keyToHashKey(url), task);
         }
-        return INSTANCE;
+        return s;
+      }
     }
+  }
 
-    private CachePool() {
+  @Override public Task pollTask() {
-        mCacheQueue = new LinkedBlockingQueue<>(MAX_NUM);
+    synchronized (LOCK) {
-        mCacheArray = new HashMap<>();
+      Task task = mCacheQueue.poll();
+      if (task != null) {
+        String url = task.getDownloadEntity().getDownloadUrl();
+        mCacheArray.remove(Util.keyToHashKey(url));
+      }
+      return task;
     }
+  }
 
-    @Override public boolean putTask(Task task) {
+  @Override public Task getTask(String downloadUrl) {
-        synchronized (LOCK) {
+    synchronized (LOCK) {
-            if (task == null) {
+      if (TextUtils.isEmpty(downloadUrl)) {
-                Log.e(TAG, "下载任务不能为空！！");
+        Log.e(TAG, "请传入有效的下载链接");
-                return false;
+        return null;
-            }
+      }
-            String url = task.getDownloadEntity().getDownloadUrl();
+      String key = Util.keyToHashKey(downloadUrl);
-            if (mCacheQueue.contains(task)) {
+      return mCacheArray.get(key);
-                Log.w(TAG, "队列中已经包含了该任务，任务下载链接【" + url + "】");
-                return false;
-            } else {
-                boolean s = mCacheQueue.offer(task);
-                Log.d(TAG, "任务添加" + (s ? "成功" : "失败，【" + url + "】"));
-                if (s) {
-                    mCacheArray.put(Util.keyToHashKey(url), task);
-                }
-                return s;
-            }
-        }
     }
+  }
 
-    @Override public Task pollTask() {
+  @Override public boolean removeTask(Task task) {
-        synchronized (LOCK) {
+    synchronized (LOCK) {
-            Task task = mCacheQueue.poll();
+      if (task == null) {
-            if (task != null) {
+        Log.e(TAG, "任务不能为空");
-                String url = task.getDownloadEntity().getDownloadUrl();
+        return false;
-                mCacheArray.remove(Util.keyToHashKey(url));
+      } else {
-            }
+        String key = Util.keyToHashKey(task.getDownloadEntity().getDownloadUrl());
-            return task;
+        mCacheArray.remove(key);
-        }
+        return mCacheQueue.remove(task);
+      }
     }
+  }
 
-    @Override public Task getTask(String downloadUrl) {
+  @Override public boolean removeTask(String downloadUrl) {
-        synchronized (LOCK) {
+    synchronized (LOCK) {
-            if (TextUtils.isEmpty(downloadUrl)) {
+      if (TextUtils.isEmpty(downloadUrl)) {
-                Log.e(TAG, "请传入有效的下载链接");
+        Log.e(TAG, "请传入有效的下载链接");
-                return null;
+        return false;
-            }
+      }
-            String key = Util.keyToHashKey(downloadUrl);
+      String key  = Util.keyToHashKey(downloadUrl);
-            return mCacheArray.get(key);
+      Task   task = mCacheArray.get(key);
-        }
+      mCacheArray.remove(key);
+      return mCacheQueue.remove(task);
     }
+  }
 
-    @Override public boolean removeTask(Task task) {
+  @Override public int size() {
-        synchronized (LOCK) {
+    return mCacheQueue.size();
-            if (task == null) {
+  }
-                Log.e(TAG, "任务不能为空");
-                return false;
-            } else {
-                String key = Util.keyToHashKey(task.getDownloadEntity().getDownloadUrl());
-                mCacheArray.remove(key);
-                return mCacheQueue.remove(task);
-            }
-        }
-    }
-
-    @Override public boolean removeTask(String downloadUrl) {
-        synchronized (LOCK) {
-            if (TextUtils.isEmpty(downloadUrl)) {
-                Log.e(TAG, "请传入有效的下载链接");
-                return false;
-            }
-            String key  = Util.keyToHashKey(downloadUrl);
-            Task   task = mCacheArray.get(key);
-            mCacheArray.remove(key);
-            return mCacheQueue.remove(task);
-        }
-    }
-
-    @Override public int size() {
-        return mCacheQueue.size();
-    }
 }

downloadutil/src/main/java/com/arialyy/downloadutil/core/pool/ExecutePool.java

@@ -2,11 +2,9 @@ package com.arialyy.downloadutil.core.pool;
 
 import android.text.TextUtils;
 import android.util.Log;
-
-import com.arialyy.downloadutil.util.Task;
 import com.arialyy.downloadutil.core.inf.IPool;
+import com.arialyy.downloadutil.util.Task;
 import com.arialyy.downloadutil.util.Util;
-
 import java.util.HashMap;
 import java.util.Map;
 import java.util.concurrent.ArrayBlockingQueue;
@@ -17,137 +15,137 @@ import java.util.concurrent.TimeUnit;
  * 任务执行池，所有当前下载任务都该任务池中，默认下载大小为2
  */
 public class ExecutePool implements IPool {
-    private static final    String      TAG      = "ExecutePool";
+  private static final    String      TAG      = "ExecutePool";
-    private static final    Object      LOCK     = new Object();
+  private static final    Object      LOCK     = new Object();
-    private static final    long        TIME_OUT = 1000;
+  private static final    long        TIME_OUT = 1000;
-    private static volatile ExecutePool INSTANCE = null;
+  private static volatile ExecutePool INSTANCE = null;
-    private static          int         SIZE     = 2;
+  private static          int         SIZE     = 2;
-    private ArrayBlockingQueue<Task> mExecuteQueue;
+  private ArrayBlockingQueue<Task> mExecuteQueue;
-    private Map<String, Task>        mExecuteArray;
+  private Map<String, Task>        mExecuteArray;
 
-    public static ExecutePool getInstance() {
+  public static ExecutePool getInstance() {
-        if (INSTANCE == null) {
+    if (INSTANCE == null) {
-            synchronized (LOCK) {
+      synchronized (LOCK) {
-                INSTANCE = new ExecutePool();
+        INSTANCE = new ExecutePool();
-            }
+      }
-        }
-        return INSTANCE;
     }
+    return INSTANCE;
+  }
 
-    private ExecutePool() {
+  private ExecutePool() {
-        mExecuteQueue = new ArrayBlockingQueue<>(SIZE);
+    mExecuteQueue = new ArrayBlockingQueue<>(SIZE);
-        mExecuteArray = new HashMap<>();
+    mExecuteArray = new HashMap<>();
-    }
+  }
 
-    @Override public boolean putTask(Task task) {
+  @Override public boolean putTask(Task task) {
-        synchronized (LOCK) {
+    synchronized (LOCK) {
-            if (task == null) {
+      if (task == null) {
-                Log.e(TAG, "下载任务不能为空！！");
+        Log.e(TAG, "下载任务不能为空！！");
-                return false;
-            }
-            String url = task.getDownloadEntity().getDownloadUrl();
-            if (mExecuteQueue.contains(task)) {
-                Log.e(TAG, "队列中已经包含了该任务，任务下载链接【" + url + "】");
-                return false;
-            } else {
-                if (mExecuteQueue.size() >= SIZE) {
-                    if (pollFirstTask()) {
-                        return putNewTask(task);
-                    }
-                } else {
-                    return putNewTask(task);
-                }
-            }
-        }
         return false;
-    }
+      }
-
+      String url = task.getDownloadEntity().getDownloadUrl();
-    /**
+      if (mExecuteQueue.contains(task)) {
-     * 添加新任务
+        Log.e(TAG, "队列中已经包含了该任务，任务下载链接【" + url + "】");
-     *
+        return false;
-     * @param newTask 新下载任务
+      } else {
-     */
+        if (mExecuteQueue.size() >= SIZE) {
-    private boolean putNewTask(Task newTask) {
+          if (pollFirstTask()) {
-        String  url = newTask.getDownloadEntity().getDownloadUrl();
+            return putNewTask(task);
-        boolean s   = mExecuteQueue.offer(newTask);
+          }
-        Log.w(TAG, "任务添加" + (s ? "成功" : "失败，【" + url + "】"));
+        } else {
-        if (s) {
+          return putNewTask(task);
-            newTask.start();
-            mExecuteArray.put(Util.keyToHashKey(url), newTask);
         }
-        return s;
+      }
     }
+    return false;
+  }
 
-    /**
+  /**
-     * 队列满时，将移除下载队列中的第一个任务
+   * 添加新任务
-     */
+   *
-    private boolean pollFirstTask() {
+   * @param newTask 新下载任务
-        try {
+   */
-            Task oldTask = mExecuteQueue.poll(TIME_OUT, TimeUnit.MICROSECONDS);
+  private boolean putNewTask(Task newTask) {
-            if (oldTask == null) {
+    String  url = newTask.getDownloadEntity().getDownloadUrl();
-                Log.e(TAG, "移除任务失败");
+    boolean s   = mExecuteQueue.offer(newTask);
-                return false;
+    Log.w(TAG, "任务添加" + (s ? "成功" : "失败，【" + url + "】"));
-            }
+    if (s) {
-            oldTask.stop();
+      newTask.start();
-//            wait(200);
+      mExecuteArray.put(Util.keyToHashKey(url), newTask);
-            String key = Util.keyToHashKey(oldTask.getDownloadEntity().getDownloadUrl());
-            mExecuteArray.remove(key);
-        } catch (InterruptedException e) {
-            e.printStackTrace();
-            return false;
-        }
-        return true;
     }
+    return s;
+  }
 
-    @Override public Task pollTask() {
+  /**
-        synchronized (LOCK) {
+   * 队列满时，将移除下载队列中的第一个任务
-            Task task = mExecuteQueue.poll();
+   */
-            if (task != null) {
+  private boolean pollFirstTask() {
-                String url = task.getDownloadEntity().getDownloadUrl();
+    try {
-                mExecuteArray.remove(Util.keyToHashKey(url));
+      Task oldTask = mExecuteQueue.poll(TIME_OUT, TimeUnit.MICROSECONDS);
-            }
+      if (oldTask == null) {
-            return task;
+        Log.e(TAG, "移除任务失败");
-        }
+        return false;
+      }
+      oldTask.stop();
+      //            wait(200);
+      String key = Util.keyToHashKey(oldTask.getDownloadEntity().getDownloadUrl());
+      mExecuteArray.remove(key);
+    } catch (InterruptedException e) {
+      e.printStackTrace();
+      return false;
     }
+    return true;
+  }
 
-    @Override public Task getTask(String downloadUrl) {
+  @Override public Task pollTask() {
-        synchronized (LOCK) {
+    synchronized (LOCK) {
-            if (TextUtils.isEmpty(downloadUrl)) {
+      Task task = mExecuteQueue.poll();
-                Log.e(TAG, "请传入有效的下载链接");
+      if (task != null) {
-                return null;
+        String url = task.getDownloadEntity().getDownloadUrl();
-            }
+        mExecuteArray.remove(Util.keyToHashKey(url));
-            String key = Util.keyToHashKey(downloadUrl);
+      }
-            return mExecuteArray.get(key);
+      return task;
-        }
     }
+  }
 
-    @Override public boolean removeTask(Task task) {
+  @Override public Task getTask(String downloadUrl) {
-        synchronized (LOCK) {
+    synchronized (LOCK) {
-            if (task == null) {
+      if (TextUtils.isEmpty(downloadUrl)) {
-                Log.e(TAG, "任务不能为空");
+        Log.e(TAG, "请传入有效的下载链接");
-                return false;
+        return null;
-            } else {
+      }
-                String key = Util.keyToHashKey(task.getDownloadEntity().getDownloadUrl());
+      String key = Util.keyToHashKey(downloadUrl);
-                mExecuteArray.remove(key);
+      return mExecuteArray.get(key);
-                return mExecuteQueue.remove(task);
-            }
-        }
     }
+  }
 
-    @Override public boolean removeTask(String downloadUrl) {
+  @Override public boolean removeTask(Task task) {
-        synchronized (LOCK) {
+    synchronized (LOCK) {
-            if (TextUtils.isEmpty(downloadUrl)) {
+      if (task == null) {
-                Log.e(TAG, "请传入有效的下载链接");
+        Log.e(TAG, "任务不能为空");
-                return false;
+        return false;
-            }
+      } else {
-            String key  = Util.keyToHashKey(downloadUrl);
+        String key = Util.keyToHashKey(task.getDownloadEntity().getDownloadUrl());
-            Task   task = mExecuteArray.get(key);
+        mExecuteArray.remove(key);
-            mExecuteArray.remove(key);
+        return mExecuteQueue.remove(task);
-            return mExecuteQueue.remove(task);
+      }
-        }
     }
+  }
 
-    @Override public int size() {
+  @Override public boolean removeTask(String downloadUrl) {
-        return mExecuteQueue.size();
+    synchronized (LOCK) {
+      if (TextUtils.isEmpty(downloadUrl)) {
+        Log.e(TAG, "请传入有效的下载链接");
+        return false;
+      }
+      String key  = Util.keyToHashKey(downloadUrl);
+      Task   task = mExecuteArray.get(key);
+      mExecuteArray.remove(key);
+      return mExecuteQueue.remove(task);
     }
+  }
+
+  @Override public int size() {
+    return mExecuteQueue.size();
+  }
 }

downloadutil/src/main/java/com/arialyy/downloadutil/entity/DownloadEntity.java

@@ -2,7 +2,6 @@ package com.arialyy.downloadutil.entity;
 
 import android.os.Parcel;
 import android.os.Parcelable;
-
 import com.arialyy.downloadutil.orm.DbEntity;
 import com.arialyy.downloadutil.orm.Ignore;
 
@@ -11,179 +10,179 @@ import com.arialyy.downloadutil.orm.Ignore;
  * 下载实体
  */
 public class DownloadEntity extends DbEntity implements Parcelable, Cloneable {
-    /**
+  /**
-     * 其它状态
+   * 其它状态
-     */
+   */
-    @Ignore public static final int STATE_OTHER        = -1;
+  @Ignore public static final int STATE_OTHER        = -1;
-    /**
+  /**
-     * 失败状态
+   * 失败状态
-     */
+   */
-    @Ignore public static final int STATE_FAIL         = 0;
+  @Ignore public static final int STATE_FAIL         = 0;
-    /**
+  /**
-     * 完成状态
+   * 完成状态
-     */
+   */
-    @Ignore public static final int STATE_COMPLETE     = 1;
+  @Ignore public static final int STATE_COMPLETE     = 1;
-    /**
+  /**
-     * 停止状态
+   * 停止状态
-     */
+   */
-    @Ignore public static final int STATE_STOP         = 2;
+  @Ignore public static final int STATE_STOP         = 2;
-    /**
+  /**
-     * 未开始状态
+   * 未开始状态
-     */
+   */
-    @Ignore public static final int STATE_WAIT         = 3;
+  @Ignore public static final int STATE_WAIT         = 3;
-    /**
+  /**
-     * 下载中
+   * 下载中
-     */
+   */
-    @Ignore public static final int STATE_DOWNLOAD_ING = 4;
+  @Ignore public static final int STATE_DOWNLOAD_ING = 4;
-    /**
+  /**
-     * 取消下载
+   * 取消下载
-     */
+   */
-    @Ignore public static final int STATE_CANCEL       = 5;
+  @Ignore public static final int STATE_CANCEL       = 5;
 
-    private String downloadUrl  = ""; //下载路径
+  private String downloadUrl  = ""; //下载路径
-    private String downloadPath = "";    //保存路径
+  private String downloadPath = "";    //保存路径
-    private String fileName     = "";        //文件名
+  private String fileName     = "";        //文件名
-    private String str          = "";             //其它字段
+  private String str          = "";             //其它字段
-    private long completeTime;  //完成时间
+  private long completeTime;  //完成时间
-    private long    fileSize           = 1;
+  private long    fileSize           = 1;
-    private int     state              = STATE_WAIT;
+  private int     state              = STATE_WAIT;
-    private boolean isDownloadComplete = false;   //是否下载完成
+  private boolean isDownloadComplete = false;   //是否下载完成
-    private long    currentProgress    = 0;    //当前下载进度
+  private long    currentProgress    = 0;    //当前下载进度
-    private int     failNum            = 0;
+  private int     failNum            = 0;
 
-    public DownloadEntity() {
+  public DownloadEntity() {
+  }
+
+  public String getStr() {
+    return str;
+  }
+
+  public void setStr(String str) {
+    this.str = str;
+  }
+
+  public String getFileName() {
+    return fileName;
+  }
+
+  public void setFileName(String fileName) {
+    this.fileName = fileName;
+  }
+
+  public int getFailNum() {
+    return failNum;
+  }
+
+  public void setFailNum(int failNum) {
+    this.failNum = failNum;
+  }
+
+  public String getDownloadUrl() {
+    return downloadUrl;
+  }
+
+  public long getCompleteTime() {
+    return completeTime;
+  }
+
+  public void setCompleteTime(long completeTime) {
+    this.completeTime = completeTime;
+  }
+
+  public void setDownloadUrl(String downloadUrl) {
+    this.downloadUrl = downloadUrl;
+  }
+
+  public String getDownloadPath() {
+    return downloadPath;
+  }
+
+  public void setDownloadPath(String downloadPath) {
+    this.downloadPath = downloadPath;
+  }
+
+  public long getFileSize() {
+    return fileSize;
+  }
+
+  public void setFileSize(long fileSize) {
+    this.fileSize = fileSize;
+  }
+
+  public int getState() {
+    return state;
+  }
+
+  public void setState(int state) {
+    this.state = state;
+  }
+
+  public boolean isDownloadComplete() {
+    return isDownloadComplete;
+  }
+
+  public void setDownloadComplete(boolean downloadComplete) {
+    isDownloadComplete = downloadComplete;
+  }
+
+  public long getCurrentProgress() {
+    return currentProgress;
+  }
+
+  public void setCurrentProgress(long currentProgress) {
+    this.currentProgress = currentProgress;
+  }
+
+  @Override public DownloadEntity clone() throws CloneNotSupportedException {
+    return (DownloadEntity) super.clone();
+  }
+
+  @Override public int describeContents() {
+    return 0;
+  }
+
+  @Override public void writeToParcel(Parcel dest, int flags) {
+    dest.writeString(this.downloadUrl);
+    dest.writeString(this.downloadPath);
+    dest.writeLong(this.completeTime);
+    dest.writeLong(this.fileSize);
+    dest.writeInt(this.state);
+    dest.writeByte(this.isDownloadComplete ? (byte) 1 : (byte) 0);
+    dest.writeLong(this.currentProgress);
+    dest.writeInt(this.failNum);
+  }
+
+  protected DownloadEntity(Parcel in) {
+    this.downloadUrl = in.readString();
+    this.downloadPath = in.readString();
+    this.completeTime = in.readLong();
+    this.fileSize = in.readLong();
+    this.state = in.readInt();
+    this.isDownloadComplete = in.readByte() != 0;
+    this.currentProgress = in.readLong();
+    this.failNum = in.readInt();
+  }
+
+  @Ignore public static final Creator<DownloadEntity> CREATOR = new Creator<DownloadEntity>() {
+    @Override public DownloadEntity createFromParcel(Parcel source) {
+      return new DownloadEntity(source);
     }
 
-    public String getStr() {
+    @Override public DownloadEntity[] newArray(int size) {
-        return str;
+      return new DownloadEntity[size];
     }
+  };
 
-    public void setStr(String str) {
+  @Override public String toString() {
-        this.str = str;
+    return "DownloadEntity{" +
-    }
+        "downloadUrl='" + downloadUrl + '\'' +
-
+        ", downloadPath='" + downloadPath + '\'' +
-    public String getFileName() {
+        ", completeTime=" + completeTime +
-        return fileName;
+        ", fileSize=" + fileSize +
-    }
+        ", state=" + state +
-
+        ", isDownloadComplete=" + isDownloadComplete +
-    public void setFileName(String fileName) {
+        ", currentProgress=" + currentProgress +
-        this.fileName = fileName;
+        ", failNum=" + failNum +
-    }
+        '}';
-
+  }
-    public int getFailNum() {
-        return failNum;
-    }
-
-    public void setFailNum(int failNum) {
-        this.failNum = failNum;
-    }
-
-    public String getDownloadUrl() {
-        return downloadUrl;
-    }
-
-    public long getCompleteTime() {
-        return completeTime;
-    }
-
-    public void setCompleteTime(long completeTime) {
-        this.completeTime = completeTime;
-    }
-
-    public void setDownloadUrl(String downloadUrl) {
-        this.downloadUrl = downloadUrl;
-    }
-
-    public String getDownloadPath() {
-        return downloadPath;
-    }
-
-    public void setDownloadPath(String downloadPath) {
-        this.downloadPath = downloadPath;
-    }
-
-    public long getFileSize() {
-        return fileSize;
-    }
-
-    public void setFileSize(long fileSize) {
-        this.fileSize = fileSize;
-    }
-
-    public int getState() {
-        return state;
-    }
-
-    public void setState(int state) {
-        this.state = state;
-    }
-
-    public boolean isDownloadComplete() {
-        return isDownloadComplete;
-    }
-
-    public void setDownloadComplete(boolean downloadComplete) {
-        isDownloadComplete = downloadComplete;
-    }
-
-    public long getCurrentProgress() {
-        return currentProgress;
-    }
-
-    public void setCurrentProgress(long currentProgress) {
-        this.currentProgress = currentProgress;
-    }
-
-    @Override public DownloadEntity clone() throws CloneNotSupportedException {
-        return (DownloadEntity) super.clone();
-    }
-
-    @Override public int describeContents() {
-        return 0;
-    }
-
-    @Override public void writeToParcel(Parcel dest, int flags) {
-        dest.writeString(this.downloadUrl);
-        dest.writeString(this.downloadPath);
-        dest.writeLong(this.completeTime);
-        dest.writeLong(this.fileSize);
-        dest.writeInt(this.state);
-        dest.writeByte(this.isDownloadComplete ? (byte) 1 : (byte) 0);
-        dest.writeLong(this.currentProgress);
-        dest.writeInt(this.failNum);
-    }
-
-    protected DownloadEntity(Parcel in) {
-        this.downloadUrl = in.readString();
-        this.downloadPath = in.readString();
-        this.completeTime = in.readLong();
-        this.fileSize = in.readLong();
-        this.state = in.readInt();
-        this.isDownloadComplete = in.readByte() != 0;
-        this.currentProgress = in.readLong();
-        this.failNum = in.readInt();
-    }
-
-    @Ignore public static final Creator<DownloadEntity> CREATOR = new Creator<DownloadEntity>() {
-        @Override public DownloadEntity createFromParcel(Parcel source) {
-            return new DownloadEntity(source);
-        }
-
-        @Override public DownloadEntity[] newArray(int size) {
-            return new DownloadEntity[size];
-        }
-    };
-
-    @Override public String toString() {
-        return "DownloadEntity{" +
-                "downloadUrl='" + downloadUrl + '\'' +
-                ", downloadPath='" + downloadPath + '\'' +
-                ", completeTime=" + completeTime +
-                ", fileSize=" + fileSize +
-                ", state=" + state +
-                ", isDownloadComplete=" + isDownloadComplete +
-                ", currentProgress=" + currentProgress +
-                ", failNum=" + failNum +
-                '}';
-    }
 }

downloadutil/src/main/java/com/arialyy/downloadutil/help/CheckHelp.java

@@ -3,10 +3,8 @@ package com.arialyy.downloadutil.help;
 import android.content.res.Resources;
 import android.text.TextUtils;
 import android.util.Log;
-
 import com.arialyy.downloadutil.R;
 import com.arialyy.downloadutil.entity.DownloadEntity;
-
 import java.io.File;
 
 /**
@@ -14,38 +12,38 @@ import java.io.File;
  * 检查帮助类
  */
 public class CheckHelp {
-    private static final String TAG = "CheckHelp";
+  private static final String TAG = "CheckHelp";
 
-    /**
+  /**
-     * 检测下载实体是否合法
+   * 检测下载实体是否合法
-     *
+   *
-     * @param entity 下载实体
+   * @param entity 下载实体
-     * @return 合法(true)
+   * @return 合法(true)
-     */
+   */
-    public static boolean checkDownloadEntity(DownloadEntity entity) {
+  public static boolean checkDownloadEntity(DownloadEntity entity) {
-        if (entity == null) {
+    if (entity == null) {
-            Log.w(TAG, Resources.getSystem().getString(R.string.error_entity_null));
+      Log.w(TAG, Resources.getSystem().getString(R.string.error_entity_null));
-            return false;
+      return false;
-        } else if (TextUtils.isEmpty(entity.getDownloadUrl())) {
+    } else if (TextUtils.isEmpty(entity.getDownloadUrl())) {
-            Log.w(TAG, Resources.getSystem().getString(R.string.error_download_url_null));
+      Log.w(TAG, Resources.getSystem().getString(R.string.error_download_url_null));
-            return false;
+      return false;
-        } else if (TextUtils.isEmpty(entity.getFileName())) {
+    } else if (TextUtils.isEmpty(entity.getFileName())) {
-            Log.w(TAG, Resources.getSystem().getString(R.string.error_file_name_null));
+      Log.w(TAG, Resources.getSystem().getString(R.string.error_file_name_null));
-            return false;
+      return false;
-        } else if (TextUtils.isEmpty(entity.getDownloadPath())) {
+    } else if (TextUtils.isEmpty(entity.getDownloadPath())) {
-            Log.w(TAG, Resources.getSystem().getString(R.string.error_download_path_null));
+      Log.w(TAG, Resources.getSystem().getString(R.string.error_download_path_null));
-            return false;
+      return false;
-        }
-        String fileName = entity.getFileName();
-        if (fileName.contains(" ")) {
-            fileName = fileName.replace(" ", "_");
-        }
-        String dPath = entity.getDownloadPath();
-        File   file  = new File(dPath);
-        if (file.isDirectory()) {
-            dPath += fileName;
-            entity.setDownloadPath(dPath);
-        }
-        return true;
     }
+    String fileName = entity.getFileName();
+    if (fileName.contains(" ")) {
+      fileName = fileName.replace(" ", "_");
+    }
+    String dPath = entity.getDownloadPath();
+    File   file  = new File(dPath);
+    if (file.isDirectory()) {
+      dPath += fileName;
+      entity.setDownloadPath(dPath);
+    }
+    return true;
+  }
 }

downloadutil/src/main/java/com/arialyy/downloadutil/help/PathHelp.java

@@ -1,7 +1,6 @@
 package com.arialyy.downloadutil.help;
 
 import android.os.Environment;
-
 import java.security.MessageDigest;
 import java.security.NoSuchAlgorithmException;
 
@@ -11,53 +10,45 @@ import java.security.NoSuchAlgorithmException;
  */
 public class PathHelp {
 
-    /**
+  /**
-     * 下载链接转换保存路径
+   * 下载链接转换保存路径
-     *
+   *
-     * @param downloadUrl 下载链接
+   * @param downloadUrl 下载链接
-     * @return 保存路径
+   * @return 保存路径
-     */
+   */
-    public static String urlconvertPath(String downloadUrl) {
+  public static String urlconvertPath(String downloadUrl) {
-        return Environment.getDownloadCacheDirectory().getPath() + "/" + StringToHashKey(
+    return Environment.getDownloadCacheDirectory().getPath() + "/" + StringToHashKey(downloadUrl);
-                downloadUrl);
+  }
-    }
 
-    /**
+  /**
-     * 字符串转换为hash码
+   * 字符串转换为hash码
-     *
+   */
-     * @param str
+  public static String StringToHashKey(String str) {
-     * @return
+    String cacheKey;
-     */
+    try {
-    public static String StringToHashKey(String str) {
+      final MessageDigest mDigest = MessageDigest.getInstance("MD5");
-        String cacheKey;
+      mDigest.update(str.getBytes());
-        try {
+      cacheKey = bytesToHexString(mDigest.digest());
-            final MessageDigest mDigest = MessageDigest.getInstance("MD5");
+    } catch (NoSuchAlgorithmException e) {
-            mDigest.update(str.getBytes());
+      cacheKey = String.valueOf(str.hashCode());
-            cacheKey = bytesToHexString(mDigest.digest());
-        } catch (NoSuchAlgorithmException e) {
-            cacheKey = String.valueOf(str.hashCode());
-        }
-        return cacheKey;
     }
+    return cacheKey;
+  }
 
-    /**
+  /**
-     * 将普通字符串转换为16位进制字符串
+   * 将普通字符串转换为16位进制字符串
-     *
+   */
-     * @param src
+  public static String bytesToHexString(byte[] src) {
-     * @return
+    StringBuilder stringBuilder = new StringBuilder("0x");
-     */
+    if (src == null || src.length <= 0) {
-    public static String bytesToHexString(byte[] src) {
+      return null;
-        StringBuilder stringBuilder = new StringBuilder("0x");
-        if (src == null || src.length <= 0) {
-            return null;
-        }
-        char[] buffer = new char[2];
-        for (byte aSrc : src) {
-            buffer[0] = Character.forDigit((aSrc >>> 4) & 0x0F, 16);
-            buffer[1] = Character.forDigit(aSrc & 0x0F, 16);
-            stringBuilder.append(buffer);
-        }
-        return stringBuilder.toString();
     }
-
+    char[] buffer = new char[2];
+    for (byte aSrc : src) {
+      buffer[0] = Character.forDigit((aSrc >>> 4) & 0x0F, 16);
+      buffer[1] = Character.forDigit(aSrc & 0x0F, 16);
+      stringBuilder.append(buffer);
+    }
+    return stringBuilder.toString();
+  }
 }

downloadutil/src/main/java/com/arialyy/downloadutil/orm/DbEntity.java

@@ -1,9 +1,7 @@
 package com.arialyy.downloadutil.orm;
 
 import android.support.annotation.NonNull;
-
 import com.arialyy.downloadutil.util.Util;
-
 import java.lang.reflect.Field;
 import java.util.ArrayList;
 import java.util.List;
@@ -13,129 +11,128 @@ import java.util.List;
  * 所有数据库实体父类
  */
 public class DbEntity {
-    protected int    rowID = -1;
+  protected int    rowID = -1;
-    private   DbUtil mUtil = DbUtil.getInstance();
+  private   DbUtil mUtil = DbUtil.getInstance();
 
-    protected DbEntity() {
+  protected DbEntity() {
 
+  }
+
+  /**
+   * 获取所有行的rowid
+   */
+  public int[] getRowIds() {
+    return mUtil.getRowId(getClass());
+  }
+
+  /**
+   * 获取rowid
+   */
+  public int getRowId(@NonNull Object[] wheres, @NonNull Object[] values) {
+    return mUtil.getRowId(getClass(), wheres, values);
+  }
+
+  /**
+   * 删除当前数据
+   */
+  public void deleteData() {
+    mUtil.delData(getClass(), new Object[] { "rowid" }, new Object[] { rowID });
+  }
+
+  /**
+   * 根据条件删除数据
+   */
+  public void deleteData(@NonNull Object[] wheres, @NonNull Object[] values) {
+    mUtil.delData(getClass(), wheres, values);
+  }
+
+  /**
+   * 修改数据
+   */
+  public void update() {
+    mUtil.modifyData(this);
+  }
+
+  /**
+   * 保存自身，如果表中已经有数据，则更新数据，否则插入数据
+   */
+  public void save() {
+    if (mUtil.tableExists(getClass()) && thisIsExist()) {
+      update();
+    } else {
+      insert();
     }
+  }
 
-    /**
+  /**
-     * 获取所有行的rowid
+   * 查找数据在表中是否存在
-     */
+   */
-    public int[] getRowIds() {
+  private boolean thisIsExist() {
-        return mUtil.getRowId(getClass());
+    return findData(getClass(), new String[] { "rowid" }, new String[] { rowID + "" }) != null;
-    }
+  }
 
-    /**
+  /**
-     * 获取rowid
+   * 插入数据
-     */
+   */
-    public int getRowId(@NonNull Object[] wheres, @NonNull Object[] values) {
+  public void insert() {
-        return mUtil.getRowId(getClass(), wheres, values);
+    mUtil.insertData(this);
-    }
+    updateRowID();
+  }
 
-    /**
+  private void updateRowID() {
-     * 删除当前数据
+    try {
-     */
+      Field[]      fields = Util.getFields(getClass());
-    public void deleteData() {
+      List<String> where  = new ArrayList<>();
-        mUtil.delData(getClass(), new Object[]{"rowid"}, new Object[]{rowID});
+      List<String> values = new ArrayList<>();
-    }
+      for (Field field : fields) {
-
+        field.setAccessible(true);
-    /**
+        Ignore ignore = field.getAnnotation(Ignore.class);
-     * 根据条件删除数据
+        if (ignore != null && ignore.value()) {
-     */
+          continue;
-    public void deleteData(@NonNull Object[] wheres, @NonNull Object[] values) {
-        mUtil.delData(getClass(), wheres, values);
-    }
-
-    /**
-     * 修改数据
-     */
-    public void update() {
-        mUtil.modifyData(this);
-    }
-
-
-    /**
-     * 保存自身，如果表中已经有数据，则更新数据，否则插入数据
-     */
-    public void save() {
-        if (mUtil.tableExists(getClass()) && thisIsExist()) {
-            update();
-        } else {
-            insert();
         }
+        where.add(field.getName());
+        values.add(field.get(this) + "");
+      }
+      DbEntity entity = findData(getClass(), where.toArray(new String[where.size()]),
+          values.toArray(new String[values.size()]));
+      if (entity != null) {
+        rowID = entity.rowID;
+      }
+    } catch (IllegalAccessException e) {
+      e.printStackTrace();
     }
+  }
 
-    /**
+  /**
-     * 查找数据在表中是否存在
+   * 查询所有数据
-     */
+   *
-    private boolean thisIsExist() {
+   * @return 没有数据返回null
-        return findData(getClass(), new String[]{"rowid"}, new String[]{rowID + ""}) != null;
+   */
-    }
+  public static <T extends DbEntity> List<T> findAllData(Class<T> clazz) {
+    DbUtil util = DbUtil.getInstance();
+    return util.findAllData(clazz);
+  }
 
-    /**
+  /**
-     * 插入数据
+   * 查询一组数据
-     */
+   *
-    public void insert() {
+   * @return 没有数据返回null
-        mUtil.insertData(this);
+   */
-        updateRowID();
+  public static <T extends DbEntity> List<T> findDatas(Class<T> clazz, @NonNull String[] wheres,
-    }
+      @NonNull String[] values) {
+    DbUtil util = DbUtil.getInstance();
+    return util.findData(clazz, wheres, values);
+  }
 
-    private void updateRowID() {
+  /**
-        try {
+   * 查询一行数据
-            Field[]      fields = Util.getFields(getClass());
+   *
-            List<String> where  = new ArrayList<>();
+   * @return 没有数据返回null
-            List<String> values = new ArrayList<>();
+   */
-            for (Field field : fields) {
+  public static <T extends DbEntity> T findData(Class<T> clazz, @NonNull String[] wheres,
-                field.setAccessible(true);
+      @NonNull String[] values) {
-                Ignore ignore = field.getAnnotation(Ignore.class);
+    DbUtil  util  = DbUtil.getInstance();
-                if (ignore != null && ignore.value()) {
+    List<T> datas = util.findData(clazz, wheres, values);
-                    continue;
+    return datas == null ? null : datas.size() > 0 ? datas.get(0) : null;
-                }
+  }
-                where.add(field.getName());
-                values.add(field.get(this) + "");
-            }
-            DbEntity entity = findData(getClass(), where.toArray(new String[where.size()]),
-                                       values.toArray(new String[values.size()]));
-            if (entity != null) {
-                rowID = entity.rowID;
-            }
-        } catch (IllegalAccessException e) {
-            e.printStackTrace();
-        }
-    }
-
-    /**
-     * 查询所有数据
-     *
-     * @return 没有数据返回null
-     */
-    public static <T extends DbEntity> List<T> findAllData(Class<T> clazz) {
-        DbUtil util = DbUtil.getInstance();
-        return util.findAllData(clazz);
-    }
-
-    /**
-     * 查询一组数据
-     *
-     * @return 没有数据返回null
-     */
-    public static <T extends DbEntity> List<T> findDatas(Class<T> clazz, @NonNull String[] wheres,
-            @NonNull String[] values) {
-        DbUtil util = DbUtil.getInstance();
-        return util.findData(clazz, wheres, values);
-    }
-
-    /**
-     * 查询一行数据
-     *
-     * @return 没有数据返回null
-     */
-    public static <T extends DbEntity> T findData(Class<T> clazz, @NonNull String[] wheres,
-            @NonNull String[] values) {
-        DbUtil  util  = DbUtil.getInstance();
-        List<T> datas = util.findData(clazz, wheres, values);
-        return datas == null ? null : datas.size() > 0 ? datas.get(0) : null;
-    }
 }

downloadutil/src/main/java/com/arialyy/downloadutil/orm/DbUtil.java

@@ -6,9 +6,7 @@ import android.database.Cursor;
 import android.database.sqlite.SQLiteDatabase;
 import android.support.annotation.NonNull;
 import android.util.Log;
-
 import com.arialyy.downloadutil.util.Util;
-
 import java.lang.reflect.Field;
 import java.util.ArrayList;
 import java.util.Date;
@@ -19,407 +17,407 @@ import java.util.List;
  * 数据库操作工具
  */
 public class DbUtil {
-    private static final    String TAG           = "DbUtil";
+  private static final    String TAG           = "DbUtil";
-    private volatile static DbUtil INSTANCE      = null;
+  private volatile static DbUtil INSTANCE      = null;
-    private static final    Object LOCK          = new Object();
+  private static final    Object LOCK          = new Object();
-    private                 int    CREATE_TABLE  = 0;
+  private                 int    CREATE_TABLE  = 0;
-    private                 int    TABLE_EXISTS  = 1;
+  private                 int    TABLE_EXISTS  = 1;
-    private                 int    INSERT_DATA   = 2;
+  private                 int    INSERT_DATA   = 2;
-    private                 int    MODIFY_DATA   = 3;
+  private                 int    MODIFY_DATA   = 3;
-    private                 int    FIND_DATA     = 4;
+  private                 int    FIND_DATA     = 4;
-    private                 int    FIND_ALL_DATA = 5;
+  private                 int    FIND_ALL_DATA = 5;
-    private                 int    DEL_DATA      = 6;
+  private                 int    DEL_DATA      = 6;
-    private                 int    ROW_ID        = 7;
+  private                 int    ROW_ID        = 7;
-    private SQLiteDatabase mDb;
+  private SQLiteDatabase mDb;
-    private SqlHelper      mHelper;
+  private SqlHelper      mHelper;
 
-    private DbUtil() {
+  private DbUtil() {
 
-    }
+  }
 
-    public static DbUtil init(Context context) {
+  public static DbUtil init(Context context) {
-        if (context instanceof Application) {
+    if (context instanceof Application) {
-            synchronized (LOCK) {
+      synchronized (LOCK) {
-                if (INSTANCE == null) {
-                    INSTANCE = new DbUtil(context);
-                }
-            }
-        }
-        return INSTANCE;
-    }
-
-    private DbUtil(Context context) {
-        mHelper = new SqlHelper(context.getApplicationContext());
-    }
-
-    protected static DbUtil getInstance() {
         if (INSTANCE == null) {
-            throw new NullPointerException("请在Application中调用init进行数据库工具注册注册");
+          INSTANCE = new DbUtil(context);
         }
-        return INSTANCE;
+      }
     }
+    return INSTANCE;
+  }
 
-    /**
+  private DbUtil(Context context) {
-     * 删除某条数据
+    mHelper = new SqlHelper(context.getApplicationContext());
-     */
+  }
-    synchronized <T extends DbEntity> void delData(Class<T> clazz, @NonNull Object[] wheres,
+
-            @NonNull Object[] values) {
+  protected static DbUtil getInstance() {
-        mDb = mHelper.getWritableDatabase();
+    if (INSTANCE == null) {
-        if (wheres.length <= 0 || values.length <= 0) {
+      throw new NullPointerException("请在Application中调用init进行数据库工具注册注册");
-            Log.e(TAG, "输入删除条件");
-            return;
-        } else if (wheres.length != values.length) {
-            Log.e(TAG, "key 和 vaule 长度不相等");
-            return;
-        }
-        StringBuilder sb = new StringBuilder();
-        sb.append("DELETE FROM ").append(Util.getClassName(clazz)).append(" WHERE ");
-        int i = 0;
-        for (Object where : wheres) {
-            sb.append(where).append("=").append("'").append(values[i]).append("'");
-            sb.append(i >= wheres.length - 1 ? "" : ",");
-            i++;
-        }
-        print(DEL_DATA, sb.toString());
-        mDb.execSQL(sb.toString());
-        close();
     }
+    return INSTANCE;
+  }
 
-    /**
+  /**
-     * 修改某行数据
+   * 删除某条数据
-     */
+   */
-    synchronized void modifyData(DbEntity dbEntity) {
+  synchronized <T extends DbEntity> void delData(Class<T> clazz, @NonNull Object[] wheres,
-        mDb = mHelper.getWritableDatabase();
+      @NonNull Object[] values) {
-        Class<?> clazz  = dbEntity.getClass();
+    mDb = mHelper.getWritableDatabase();
-        Field[]  fields = Util.getFields(clazz);
+    if (wheres.length <= 0 || values.length <= 0) {
-        if (fields != null && fields.length > 0) {
+      Log.e(TAG, "输入删除条件");
-            StringBuilder sb = new StringBuilder();
+      return;
-            sb.append("UPDATE ").append(Util.getClassName(dbEntity)).append(" SET ");
+    } else if (wheres.length != values.length) {
-            int i = 0;
+      Log.e(TAG, "key 和 vaule 长度不相等");
-            for (Field field : fields) {
+      return;
-                field.setAccessible(true);
-                Ignore ignore = field.getAnnotation(Ignore.class);
-                if (ignore != null && ignore.value()) {
-                    continue;
-                }
-                sb.append(i > 0 ? ", " : "");
-                try {
-                    sb.append(field.getName())
-                            .append("='")
-                            .append(field.get(dbEntity).toString())
-                            .append("'");
-                } catch (IllegalAccessException e) {
-                    e.printStackTrace();
-                }
-                i++;
-            }
-            sb.append(" where rowid=").append(dbEntity.rowID);
-            print(MODIFY_DATA, sb.toString());
-            mDb.execSQL(sb.toString());
-        }
-        close();
     }
-
+    StringBuilder sb = new StringBuilder();
-    /**
+    sb.append("DELETE FROM ").append(Util.getClassName(clazz)).append(" WHERE ");
-     * 遍历所有数据
+    int i = 0;
-     */
+    for (Object where : wheres) {
-    synchronized <T extends DbEntity> List<T> findAllData(Class<T> clazz) {
+      sb.append(where).append("=").append("'").append(values[i]).append("'");
-        if (!tableExists(clazz)) {
+      sb.append(i >= wheres.length - 1 ? "" : ",");
-            createTable(clazz);
+      i++;
-        }
-        mDb = mHelper.getReadableDatabase();
-        StringBuilder sb = new StringBuilder();
-        sb.append("SELECT rowid, * FROM ").append(Util.getClassName(clazz));
-        print(FIND_ALL_DATA, sb.toString());
-        Cursor cursor = mDb.rawQuery(sb.toString(), null);
-        return cursor.getCount() > 0 ? newInstanceEntity(clazz, cursor) : null;
     }
+    print(DEL_DATA, sb.toString());
+    mDb.execSQL(sb.toString());
+    close();
+  }
 
-    /**
+  /**
-     * 条件查寻数据
+   * 修改某行数据
-     */
+   */
-    synchronized <T extends DbEntity> List<T> findData(Class<T> clazz, @NonNull String[] wheres,
+  synchronized void modifyData(DbEntity dbEntity) {
-            @NonNull String[] values) {
+    mDb = mHelper.getWritableDatabase();
-        if (!tableExists(clazz)) {
+    Class<?> clazz  = dbEntity.getClass();
-            createTable(clazz);
+    Field[]  fields = Util.getFields(clazz);
+    if (fields != null && fields.length > 0) {
+      StringBuilder sb = new StringBuilder();
+      sb.append("UPDATE ").append(Util.getClassName(dbEntity)).append(" SET ");
+      int i = 0;
+      for (Field field : fields) {
+        field.setAccessible(true);
+        Ignore ignore = field.getAnnotation(Ignore.class);
+        if (ignore != null && ignore.value()) {
+          continue;
         }
-        mDb = mHelper.getReadableDatabase();
+        sb.append(i > 0 ? ", " : "");
-        if (wheres.length <= 0 || values.length <= 0) {
-            Log.e(TAG, "请输入查询条件");
-            return null;
-        } else if (wheres.length != values.length) {
-            Log.e(TAG, "key 和 vaule 长度不相等");
-            return null;
-        }
-        StringBuilder sb = new StringBuilder();
-        sb.append("SELECT rowid, * FROM ").append(Util.getClassName(clazz)).append(" where ");
-        int i = 0;
-        for (Object where : wheres) {
-            sb.append(where).append("=").append("'").append(values[i]).append("'");
-            sb.append(i >= wheres.length - 1 ? "" : " AND ");
-            i++;
-        }
-        print(FIND_DATA, sb.toString());
-        Cursor cursor = mDb.rawQuery(sb.toString(), null);
-        return cursor.getCount() > 0 ? newInstanceEntity(clazz, cursor) : null;
-    }
-
-    /**
-     * 插入数据
-     */
-    synchronized void insertData(DbEntity dbEntity) {
-        Class<?> clazz = dbEntity.getClass();
-        if (!tableExists(clazz)) {
-            createTable(clazz);
-        }
-        mDb = mHelper.getWritableDatabase();
-        Field[] fields = Util.getFields(clazz);
-        if (fields != null && fields.length > 0) {
-            StringBuilder sb = new StringBuilder();
-            sb.append("INSERT INTO ").append(Util.getClassName(dbEntity)).append("(");
-            int i = 0;
-            for (Field field : fields) {
-                field.setAccessible(true);
-                Ignore ignore = field.getAnnotation(Ignore.class);
-                if (ignore != null && ignore.value()) {
-                    continue;
-                }
-                sb.append(i > 0 ? ", " : "");
-                sb.append(field.getName());
-                i++;
-            }
-            sb.append(") VALUES (");
-            i = 0;
-            for (Field field : fields) {
-                field.setAccessible(true);
-                Ignore ignore = field.getAnnotation(Ignore.class);
-                if (ignore != null && ignore.value()) {
-                    continue;
-                }
-                sb.append(i > 0 ? ", " : "");
-                sb.append("'");
-                try {
-                    sb.append(field.get(dbEntity)).append("'");
-                } catch (IllegalAccessException e) {
-                    e.printStackTrace();
-                }
-                i++;
-            }
-            sb.append(")");
-            print(INSERT_DATA, sb.toString());
-            mDb.execSQL(sb.toString());
-        }
-        close();
-    }
-
-    /**
-     * 查找某张表是否存在
-     */
-    synchronized boolean tableExists(Class clazz) {
-        if (mDb == null || !mDb.isOpen()) {
-            mDb = mHelper.getReadableDatabase();
-        }
-        Cursor cursor = null;
         try {
-            StringBuilder sb = new StringBuilder();
+          sb.append(field.getName())
-            sb.append("SELECT COUNT(*) AS c FROM sqlite_master WHERE type='table' AND name='");
+              .append("='")
-            sb.append(Util.getClassName(clazz));
+              .append(field.get(dbEntity).toString())
-            sb.append("'");
+              .append("'");
-            print(TABLE_EXISTS, sb.toString());
+        } catch (IllegalAccessException e) {
-            cursor = mDb.rawQuery(sb.toString(), null);
+          e.printStackTrace();
-            if (cursor != null && cursor.moveToNext()) {
-                int count = cursor.getInt(0);
-                if (count > 0) {
-                    return true;
-                }
-            }
-        } catch (Exception e) {
-            e.printStackTrace();
-        } finally {
-            if (cursor != null) cursor.close();
-            close();
         }
-        return false;
+        i++;
+      }
+      sb.append(" where rowid=").append(dbEntity.rowID);
+      print(MODIFY_DATA, sb.toString());
+      mDb.execSQL(sb.toString());
     }
+    close();
+  }
 
-    /**
+  /**
-     * 创建表
+   * 遍历所有数据
-     */
+   */
-    private synchronized void createTable(Class clazz) {
+  synchronized <T extends DbEntity> List<T> findAllData(Class<T> clazz) {
-        if (mDb == null || !mDb.isOpen()) {
+    if (!tableExists(clazz)) {
-            mDb = mHelper.getWritableDatabase();
+      createTable(clazz);
-        }
-        Field[] fields = Util.getFields(clazz);
-        if (fields != null && fields.length > 0) {
-            StringBuilder sb = new StringBuilder();
-            sb.append("create table ").append(Util.getClassName(clazz)).append("(");
-            for (Field field : fields) {
-                field.setAccessible(true);
-                Ignore ignore = field.getAnnotation(Ignore.class);
-                if (ignore != null && ignore.value()) {
-                    continue;
-                }
-                sb.append(field.getName());
-                Class<?> type = field.getType();
-                if (type == String.class) {
-                    sb.append(" varchar");
-                } else if (type == int.class || type == Integer.class) {
-                    sb.append(" interger");
-                } else if (type == float.class || type == Float.class) {
-                    sb.append(" float");
-                } else if (type == double.class || type == Double.class) {
-                    sb.append(" double");
-                } else if (type == long.class || type == Long.class) {
-                    sb.append(" bigint");
-                } else if (type == boolean.class || type == Boolean.class) {
-                    sb.append(" boolean");
-                } else if (type == java.util.Date.class || type == java.sql.Date.class) {
-                    sb.append(" data");
-                } else {
-                    sb.append(" blob");
-                }
-                sb.append(",");
-            }
-            String str = sb.toString();
-            str = str.substring(0, str.length() - 1) + ");";
-            print(CREATE_TABLE, str);
-            mDb.execSQL(str);
-        }
-        close();
     }
+    mDb = mHelper.getReadableDatabase();
+    StringBuilder sb = new StringBuilder();
+    sb.append("SELECT rowid, * FROM ").append(Util.getClassName(clazz));
+    print(FIND_ALL_DATA, sb.toString());
+    Cursor cursor = mDb.rawQuery(sb.toString(), null);
+    return cursor.getCount() > 0 ? newInstanceEntity(clazz, cursor) : null;
+  }
 
-    /**
+  /**
-     * 打印数据库日志
+   * 条件查寻数据
-     *
+   */
-     * @param type {@link DbUtil}
+  synchronized <T extends DbEntity> List<T> findData(Class<T> clazz, @NonNull String[] wheres,
-     */
+      @NonNull String[] values) {
-    private void print(int type, String sql) {
+    if (!tableExists(clazz)) {
-        String str = "";
+      createTable(clazz);
-        switch (type) {
-            case 0:
-                str = "创建表 >>>> ";
-                break;
-            case 1:
-                str = "表是否存在 >>>> ";
-                break;
-            case 2:
-                str = "插入数据 >>>> ";
-                break;
-            case 3:
-                str = "修改数据 >>>> ";
-                break;
-            case 4:
-                str = "查询一行数据 >>>> ";
-                break;
-            case 5:
-                str = "遍历整个数据库 >>>> ";
-                break;
-        }
-        Log.v(TAG, str + sql);
     }
-
+    mDb = mHelper.getReadableDatabase();
-    /**
+    if (wheres.length <= 0 || values.length <= 0) {
-     * 关闭数据库
+      Log.e(TAG, "请输入查询条件");
-     */
+      return null;
-    private synchronized void close() {
+    } else if (wheres.length != values.length) {
-        if (mDb != null) {
+      Log.e(TAG, "key 和 vaule 长度不相等");
-            mDb.close();
+      return null;
-        }
     }
+    StringBuilder sb = new StringBuilder();
+    sb.append("SELECT rowid, * FROM ").append(Util.getClassName(clazz)).append(" where ");
+    int i = 0;
+    for (Object where : wheres) {
+      sb.append(where).append("=").append("'").append(values[i]).append("'");
+      sb.append(i >= wheres.length - 1 ? "" : " AND ");
+      i++;
+    }
+    print(FIND_DATA, sb.toString());
+    Cursor cursor = mDb.rawQuery(sb.toString(), null);
+    return cursor.getCount() > 0 ? newInstanceEntity(clazz, cursor) : null;
+  }
 
-    /**
+  /**
-     * 获取所在行Id
+   * 插入数据
-     */
+   */
-    synchronized int[] getRowId(Class clazz) {
+  synchronized void insertData(DbEntity dbEntity) {
-        mDb = mHelper.getReadableDatabase();
+    Class<?> clazz = dbEntity.getClass();
-        Cursor cursor = mDb.rawQuery("SELECT rowid, * FROM " + Util.getClassName(clazz), null);
+    if (!tableExists(clazz)) {
-        int[]  ids    = new int[cursor.getCount()];
+      createTable(clazz);
-        int    i      = 0;
+    }
+    mDb = mHelper.getWritableDatabase();
+    Field[] fields = Util.getFields(clazz);
+    if (fields != null && fields.length > 0) {
+      StringBuilder sb = new StringBuilder();
+      sb.append("INSERT INTO ").append(Util.getClassName(dbEntity)).append("(");
+      int i = 0;
+      for (Field field : fields) {
+        field.setAccessible(true);
+        Ignore ignore = field.getAnnotation(Ignore.class);
+        if (ignore != null && ignore.value()) {
+          continue;
+        }
+        sb.append(i > 0 ? ", " : "");
+        sb.append(field.getName());
+        i++;
+      }
+      sb.append(") VALUES (");
+      i = 0;
+      for (Field field : fields) {
+        field.setAccessible(true);
+        Ignore ignore = field.getAnnotation(Ignore.class);
+        if (ignore != null && ignore.value()) {
+          continue;
+        }
+        sb.append(i > 0 ? ", " : "");
+        sb.append("'");
+        try {
+          sb.append(field.get(dbEntity)).append("'");
+        } catch (IllegalAccessException e) {
+          e.printStackTrace();
+        }
+        i++;
+      }
+      sb.append(")");
+      print(INSERT_DATA, sb.toString());
+      mDb.execSQL(sb.toString());
+    }
+    close();
+  }
+
+  /**
+   * 查找某张表是否存在
+   */
+  synchronized boolean tableExists(Class clazz) {
+    if (mDb == null || !mDb.isOpen()) {
+      mDb = mHelper.getReadableDatabase();
+    }
+    Cursor cursor = null;
+    try {
+      StringBuilder sb = new StringBuilder();
+      sb.append("SELECT COUNT(*) AS c FROM sqlite_master WHERE type='table' AND name='");
+      sb.append(Util.getClassName(clazz));
+      sb.append("'");
+      print(TABLE_EXISTS, sb.toString());
+      cursor = mDb.rawQuery(sb.toString(), null);
+      if (cursor != null && cursor.moveToNext()) {
+        int count = cursor.getInt(0);
+        if (count > 0) {
+          return true;
+        }
+      }
+    } catch (Exception e) {
+      e.printStackTrace();
+    } finally {
+      if (cursor != null) cursor.close();
+      close();
+    }
+    return false;
+  }
+
+  /**
+   * 创建表
+   */
+  private synchronized void createTable(Class clazz) {
+    if (mDb == null || !mDb.isOpen()) {
+      mDb = mHelper.getWritableDatabase();
+    }
+    Field[] fields = Util.getFields(clazz);
+    if (fields != null && fields.length > 0) {
+      StringBuilder sb = new StringBuilder();
+      sb.append("create table ").append(Util.getClassName(clazz)).append("(");
+      for (Field field : fields) {
+        field.setAccessible(true);
+        Ignore ignore = field.getAnnotation(Ignore.class);
+        if (ignore != null && ignore.value()) {
+          continue;
+        }
+        sb.append(field.getName());
+        Class<?> type = field.getType();
+        if (type == String.class) {
+          sb.append(" varchar");
+        } else if (type == int.class || type == Integer.class) {
+          sb.append(" interger");
+        } else if (type == float.class || type == Float.class) {
+          sb.append(" float");
+        } else if (type == double.class || type == Double.class) {
+          sb.append(" double");
+        } else if (type == long.class || type == Long.class) {
+          sb.append(" bigint");
+        } else if (type == boolean.class || type == Boolean.class) {
+          sb.append(" boolean");
+        } else if (type == java.util.Date.class || type == java.sql.Date.class) {
+          sb.append(" data");
+        } else {
+          sb.append(" blob");
+        }
+        sb.append(",");
+      }
+      String str = sb.toString();
+      str = str.substring(0, str.length() - 1) + ");";
+      print(CREATE_TABLE, str);
+      mDb.execSQL(str);
+    }
+    close();
+  }
+
+  /**
+   * 打印数据库日志
+   *
+   * @param type {@link DbUtil}
+   */
+  private void print(int type, String sql) {
+    String str = "";
+    switch (type) {
+      case 0:
+        str = "创建表 >>>> ";
+        break;
+      case 1:
+        str = "表是否存在 >>>> ";
+        break;
+      case 2:
+        str = "插入数据 >>>> ";
+        break;
+      case 3:
+        str = "修改数据 >>>> ";
+        break;
+      case 4:
+        str = "查询一行数据 >>>> ";
+        break;
+      case 5:
+        str = "遍历整个数据库 >>>> ";
+        break;
+    }
+    Log.v(TAG, str + sql);
+  }
+
+  /**
+   * 关闭数据库
+   */
+  private synchronized void close() {
+    if (mDb != null) {
+      mDb.close();
+    }
+  }
+
+  /**
+   * 获取所在行Id
+   */
+  synchronized int[] getRowId(Class clazz) {
+    mDb = mHelper.getReadableDatabase();
+    Cursor cursor = mDb.rawQuery("SELECT rowid, * FROM " + Util.getClassName(clazz), null);
+    int[]  ids    = new int[cursor.getCount()];
+    int    i      = 0;
+    while (cursor.moveToNext()) {
+      ids[i] = cursor.getInt(cursor.getColumnIndex("rowid"));
+      i++;
+    }
+    cursor.close();
+    close();
+    return ids;
+  }
+
+  /**
+   * 获取行Id
+   */
+  synchronized int getRowId(Class clazz, Object[] wheres, Object[] values) {
+    mDb = mHelper.getReadableDatabase();
+    if (wheres.length <= 0 || values.length <= 0) {
+      Log.e(TAG, "请输入删除条件");
+      return -1;
+    } else if (wheres.length != values.length) {
+      Log.e(TAG, "key 和 vaule 长度不相等");
+      return -1;
+    }
+    StringBuilder sb = new StringBuilder();
+    sb.append("SELECT rowid FROM ").append(Util.getClassName(clazz)).append(" WHERE ");
+    int i = 0;
+    for (Object where : wheres) {
+      sb.append(where).append("=").append("'").append(values[i]).append("'");
+      sb.append(i >= wheres.length - 1 ? "" : ",");
+      i++;
+    }
+    print(ROW_ID, sb.toString());
+    Cursor c  = mDb.rawQuery(sb.toString(), null);
+    int    id = c.getColumnIndex("rowid");
+    c.close();
+    close();
+    return id;
+  }
+
+  /**
+   * 根据数据游标创建一个具体的对象
+   */
+  private synchronized <T extends DbEntity> List<T> newInstanceEntity(Class<T> clazz,
+      Cursor cursor) {
+    Field[] fields  = Util.getFields(clazz);
+    List<T> entitys = new ArrayList<>();
+    if (fields != null && fields.length > 0) {
+      try {
         while (cursor.moveToNext()) {
-            ids[i] = cursor.getInt(cursor.getColumnIndex("rowid"));
+          T entity = clazz.newInstance();
-            i++;
+          for (Field field : fields) {
-        }
+            field.setAccessible(true);
-        cursor.close();
+            Ignore ignore = field.getAnnotation(Ignore.class);
-        close();
+            if (ignore != null && ignore.value()) {
-        return ids;
+              continue;
-    }
-
-    /**
-     * 获取行Id
-     */
-    synchronized int getRowId(Class clazz, Object[] wheres, Object[] values) {
-        mDb = mHelper.getReadableDatabase();
-        if (wheres.length <= 0 || values.length <= 0) {
-            Log.e(TAG, "请输入删除条件");
-            return -1;
-        } else if (wheres.length != values.length) {
-            Log.e(TAG, "key 和 vaule 长度不相等");
-            return -1;
-        }
-        StringBuilder sb = new StringBuilder();
-        sb.append("SELECT rowid FROM ").append(Util.getClassName(clazz)).append(" WHERE ");
-        int i = 0;
-        for (Object where : wheres) {
-            sb.append(where).append("=").append("'").append(values[i]).append("'");
-            sb.append(i >= wheres.length - 1 ? "" : ",");
-            i++;
-        }
-        print(ROW_ID, sb.toString());
-        Cursor c  = mDb.rawQuery(sb.toString(), null);
-        int    id = c.getColumnIndex("rowid");
-        c.close();
-        close();
-        return id;
-    }
-
-    /**
-     * 根据数据游标创建一个具体的对象
-     */
-    private synchronized <T extends DbEntity> List<T> newInstanceEntity(Class<T> clazz, Cursor cursor) {
-        Field[] fields  = Util.getFields(clazz);
-        List<T> entitys = new ArrayList<>();
-        if (fields != null && fields.length > 0) {
-            try {
-                while (cursor.moveToNext()) {
-                    T entity = clazz.newInstance();
-                    for (Field field : fields) {
-                        field.setAccessible(true);
-                        Ignore ignore = field.getAnnotation(Ignore.class);
-                        if (ignore != null && ignore.value()) {
-                            continue;
-                        }
-                        Class<?> type   = field.getType();
-                        int      column = cursor.getColumnIndex(field.getName());
-                        if (type == String.class) {
-                            field.set(entity, cursor.getString(column));
-                        } else if (type == int.class || type == Integer.class) {
-                            field.setInt(entity, cursor.getInt(column));
-                        } else if (type == float.class || type == Float.class) {
-                            field.setFloat(entity, cursor.getFloat(column));
-                        } else if (type == double.class || type == Double.class) {
-                            field.setDouble(entity, cursor.getDouble(column));
-                        } else if (type == long.class || type == Long.class) {
-                            field.setLong(entity, cursor.getLong(column));
-                        } else if (type == boolean.class || type == Boolean.class) {
-                            field.setBoolean(entity,
-                                             !cursor.getString(column).equalsIgnoreCase("false"));
-                        } else if (type == java.util.Date.class || type == java.sql.Date.class) {
-                            field.set(entity, new Date(cursor.getString(column)));
-                        } else if (type == byte[].class) {
-                            field.set(entity, cursor.getBlob(column));
-                        }
-                    }
-                    entity.rowID = cursor.getInt(cursor.getColumnIndex("rowid"));
-                    entitys.add(entity);
-                }
-            } catch (InstantiationException e) {
-                e.printStackTrace();
-            } catch (IllegalAccessException e) {
-                e.printStackTrace();
             }
+            Class<?> type   = field.getType();
+            int      column = cursor.getColumnIndex(field.getName());
+            if (type == String.class) {
+              field.set(entity, cursor.getString(column));
+            } else if (type == int.class || type == Integer.class) {
+              field.setInt(entity, cursor.getInt(column));
+            } else if (type == float.class || type == Float.class) {
+              field.setFloat(entity, cursor.getFloat(column));
+            } else if (type == double.class || type == Double.class) {
+              field.setDouble(entity, cursor.getDouble(column));
+            } else if (type == long.class || type == Long.class) {
+              field.setLong(entity, cursor.getLong(column));
+            } else if (type == boolean.class || type == Boolean.class) {
+              field.setBoolean(entity, !cursor.getString(column).equalsIgnoreCase("false"));
+            } else if (type == java.util.Date.class || type == java.sql.Date.class) {
+              field.set(entity, new Date(cursor.getString(column)));
+            } else if (type == byte[].class) {
+              field.set(entity, cursor.getBlob(column));
+            }
+          }
+          entity.rowID = cursor.getInt(cursor.getColumnIndex("rowid"));
+          entitys.add(entity);
         }
-        cursor.close();
+      } catch (InstantiationException e) {
-        close();
+        e.printStackTrace();
-        return entitys;
+      } catch (IllegalAccessException e) {
+        e.printStackTrace();
+      }
     }
+    cursor.close();
+    close();
+    return entitys;
+  }
 }

downloadutil/src/main/java/com/arialyy/downloadutil/orm/Id.java

@@ -10,5 +10,5 @@ import java.lang.annotation.Target;
  * 表ID字段指定
  */
 @Target(ElementType.FIELD) @Retention(RetentionPolicy.RUNTIME) public @interface Id {
-    int value() default -1;
+  int value() default -1;
 }

downloadutil/src/main/java/com/arialyy/downloadutil/orm/Ignore.java

@@ -10,5 +10,5 @@ import java.lang.annotation.Target;
  * 忽略某个字段
  */
 @Target(ElementType.FIELD) @Retention(RetentionPolicy.RUNTIME) public @interface Ignore {
-    boolean value() default true;
+  boolean value() default true;
 }

downloadutil/src/main/java/com/arialyy/downloadutil/orm/SqlHelper.java

@@ -10,27 +10,27 @@ import android.text.TextUtils;
  * sql帮助类
  */
 public class SqlHelper extends SQLiteOpenHelper {
-    protected static String DB_NAME;
+  protected static String DB_NAME;
-    protected static int VERSION = -1;
+  protected static int VERSION = -1;
 
-    static {
+  static {
-        if (TextUtils.isEmpty(DB_NAME)) {
+    if (TextUtils.isEmpty(DB_NAME)) {
-            DB_NAME = "AriaLyyDb";
+      DB_NAME = "AriaLyyDb";
-        }
-        if (VERSION == -1) {
-            VERSION = 1;
-        }
     }
-
+    if (VERSION == -1) {
-    public SqlHelper(Context context) {
+      VERSION = 1;
-        super(context, DB_NAME, null, VERSION);
     }
+  }
 
-    @Override public void onCreate(SQLiteDatabase db) {
+  public SqlHelper(Context context) {
+    super(context, DB_NAME, null, VERSION);
+  }
 
-    }
+  @Override public void onCreate(SQLiteDatabase db) {
 
-    @Override public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) {
+  }
 
-    }
+  @Override public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) {
+
+  }
 }

downloadutil/src/main/java/com/arialyy/downloadutil/util/DownLoadUtil.java

@@ -4,9 +4,7 @@ import android.content.Context;
 import android.support.annotation.NonNull;
 import android.util.Log;
 import android.util.SparseArray;
-
 import com.arialyy.downloadutil.entity.DownloadEntity;
-
 import java.io.File;
 import java.io.IOException;
 import java.io.InputStream;
@@ -21,471 +19,494 @@ import java.util.Properties;
  * 下载工具类
  */
 final class DownLoadUtil {
-    private static final String TAG = "DownLoadUtil";
+  private static final String TAG  = "DownLoadUtil";
-    //下载监听
+  private static final Object LOCK = new Object();
-    private IDownloadListener mListener;
+  //下载监听
-    /**
+  private IDownloadListener mListener;
-     * 线程数
+  /**
-     */
+   * 线程数
-    private static final int     THREAD_NUM         = 3;
+   */
-    private static final int     TIME_OUT           = 5000; //超时时间
+  private static final int     THREAD_NUM         = 3;
-    /**
+  private static final int     TIME_OUT           = 5000; //超时时间
-     * 已经完成下载任务的线程数量
+  /**
-     */
+   * 已经完成下载任务的线程数量
-    private              int     mCompleteThreadNum = 0;
+   */
-    private              boolean isDownloading      = false;
+  private              int     mCompleteThreadNum = 0;
-    private              boolean isStop             = false;
+  private              boolean isDownloading      = false;
-    private              boolean isCancel           = false;
+  private              boolean isStop             = false;
-    private long mCurrentLocation;
+  private              boolean isCancel           = false;
-    boolean isNewTask = true;
+  private long mCurrentLocation;
-    private int mCancelNum = 0;
+  boolean isNewTask = true;
-    private int mStopNum   = 0;
+  private int mCancelNum = 0;
-    private Context        mContext;
+  private int mStopNum   = 0;
-    private DownloadEntity mDownloadEntity;
+  private Context        mContext;
+  private DownloadEntity mDownloadEntity;
 
+  public DownLoadUtil(Context context, DownloadEntity entity) {
+    mContext = context.getApplicationContext();
+    mDownloadEntity = entity;
+  }
 
-    public DownLoadUtil(Context context, DownloadEntity entity) {
+  public IDownloadListener getListener() {
-        mContext = context.getApplicationContext();
+    return mListener;
-        mDownloadEntity = entity;
+  }
+
+  /**
+   * 获取当前下载位置
+   */
+  public long getCurrentLocation() {
+    return mCurrentLocation;
+  }
+
+  public boolean isDownloading() {
+    return isDownloading;
+  }
+
+  /**
+   * 取消下载
+   */
+  public void cancelDownload() {
+    isCancel = true;
+  }
+
+  /**
+   * 停止下载
+   */
+  public void stopDownload() {
+    isStop = true;
+  }
+
+  /**
+   * 删除下载记录文件
+   */
+  public void delConfigFile() {
+    if (mContext != null && mDownloadEntity != null) {
+      File dFile = new File(mDownloadEntity.getDownloadPath());
+      File config =
+          new File(mContext.getFilesDir().getPath() + "/temp/" + dFile.getName() + ".properties");
+      if (config.exists()) {
+        config.delete();
+      }
+    }
+  }
+
+  /**
+   * 删除temp文件
+   */
+  public void delTempFile() {
+    if (mContext != null && mDownloadEntity != null) {
+      File dFile = new File(mDownloadEntity.getDownloadPath());
+      if (dFile.exists()) {
+        dFile.delete();
+      }
+    }
+  }
+
+  /**
+   * 多线程断点续传下载文件，暂停和继续
+   *
+   * @param downloadListener 下载进度监听 {@link DownloadListener}
+   */
+  public void start(@NonNull final IDownloadListener downloadListener) {
+    isDownloading = true;
+    mCurrentLocation = 0;
+    isStop = false;
+    isCancel = false;
+    mCancelNum = 0;
+    mStopNum = 0;
+    final String filePath    = mDownloadEntity.getDownloadPath();
+    final String downloadUrl = mDownloadEntity.getDownloadUrl();
+    final File   dFile       = new File(filePath);
+    //读取已完成的线程数
+    final File configFile =
+        new File(mContext.getFilesDir().getPath() + "/temp/" + dFile.getName() + ".properties");
+    try {
+      if (!configFile.exists()) { //记录文件被删除，则重新下载
+        isNewTask = true;
+        Util.createFile(configFile.getPath());
+      } else {
+        isNewTask = !dFile.exists();
+      }
+    } catch (Exception e) {
+      e.printStackTrace();
+      failDownload("下载失败，记录文件被删除");
+      return;
+    }
+    new Thread(new Runnable() {
+      @Override public void run() {
+        try {
+          mListener = downloadListener;
+          URL               url  = new URL(downloadUrl);
+          HttpURLConnection conn = (HttpURLConnection) url.openConnection();
+          conn.setRequestMethod("GET");
+          conn.setRequestProperty("Charset", "UTF-8");
+          conn.setConnectTimeout(TIME_OUT * 4);
+          conn.setRequestProperty("User-Agent",
+              "Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 5.2; Trident/4.0; .NET CLR 1.1.4322; .NET CLR 2.0.50727; .NET CLR 3.0.04506.30; .NET CLR 3.0.4506.2152; .NET CLR 3.5.30729)");
+          conn.setRequestProperty("Accept",
+              "image/gif, image/jpeg, image/pjpeg, image/pjpeg, application/x-shockwave-flash, application/xaml+xml, application/vnd.ms-xpsdocument, application/x-ms-xbap, application/x-ms-application, application/vnd.ms-excel, application/vnd.ms-powerpoint, application/msword, */*");
+          conn.connect();
+          int len = conn.getContentLength();
+          if (len < 0) {  //网络被劫持时会出现这个问题
+            failDownload("下载失败，网络被劫持");
+            return;
+          }
+          int code = conn.getResponseCode();
+          if (code == 200) {
+            int fileLength = conn.getContentLength();
+            //必须建一个文件
+            Util.createFile(filePath);
+            RandomAccessFile file = new RandomAccessFile(filePath, "rwd");
+            //设置文件长度
+            file.setLength(fileLength);
+            mListener.onPreDownload(conn);
+            //分配每条线程的下载区间
+            Properties pro = null;
+            pro = Util.loadConfig(configFile);
+            if (pro.isEmpty()) {
+              isNewTask = true;
+            } else {
+              for (int i = 0; i < THREAD_NUM; i++) {
+                if (pro.getProperty(dFile.getName() + "_record_" + i) == null) {
+                  Object state = pro.getProperty(dFile.getName() + "_state_" + i);
+                  if (state != null && Integer.parseInt(state + "") == 1) {
+                    continue;
+                  }
+                  isNewTask = true;
+                  break;
+                }
+              }
+            }
+            SparseArray<Thread> tasks     = new SparseArray<>();
+            int                 blockSize = fileLength / THREAD_NUM;
+            int[]               recordL   = new int[THREAD_NUM];
+            int                 rl        = 0;
+            for (int i = 0; i < THREAD_NUM; i++) {
+              recordL[i] = -1;
+            }
+            for (int i = 0; i < THREAD_NUM; i++) {
+              long   startL = i * blockSize, endL = (i + 1) * blockSize;
+              Object state  = pro.getProperty(dFile.getName() + "_state_" + i);
+              if (state != null && Integer.parseInt(state + "") == 1) {  //该线程已经完成
+                mCurrentLocation += endL - startL;
+                Log.d(TAG, "++++++++++ 线程_" + i + "_已经下载完成 ++++++++++");
+                mCompleteThreadNum++;
+                mStopNum++;
+                mCancelNum++;
+                if (mCompleteThreadNum == THREAD_NUM) {
+                  if (configFile.exists()) {
+                    configFile.delete();
+                  }
+                  mListener.onComplete();
+                  isDownloading = false;
+                  return;
+                }
+                continue;
+              }
+              //分配下载位置
+              Object record = pro.getProperty(dFile.getName() + "_record_" + i);
+              if (!isNewTask
+                  && record != null
+                  && Long.parseLong(record + "") > 0) {       //如果有记录，则恢复下载
+                Long r = Long.parseLong(record + "");
+                mCurrentLocation += r - startL;
+                Log.d(TAG, "++++++++++ 线程_" + i + "_恢复下载 ++++++++++");
+                mListener.onChildResume(r);
+                startL = r;
+                recordL[rl] = i;
+                rl++;
+              } else {
+                isNewTask = true;
+              }
+              if (isNewTask) {
+                recordL[rl] = i;
+                rl++;
+              }
+              if (i == (THREAD_NUM - 1)) {
+                //如果整个文件的大小不为线程个数的整数倍，则最后一个线程的结束位置即为文件的总长度
+                endL = fileLength;
+              }
+              ConfigEntity entity =
+                  new ConfigEntity(mContext, fileLength, downloadUrl, dFile, i, startL, endL);
+              DownLoadTask task = new DownLoadTask(entity);
+              tasks.put(i, new Thread(task));
+            }
+            if (mCurrentLocation > 0) {
+              mListener.onResume(mCurrentLocation);
+            } else {
+              mListener.onStart(mCurrentLocation);
+            }
+            for (int l : recordL) {
+              if (l == -1) continue;
+              Thread task = tasks.get(l);
+              if (task != null) {
+                task.start();
+              }
+            }
+          } else {
+            failDownload("下载失败，返回码：" + code);
+          }
+        } catch (IOException e) {
+          failDownload("下载失败【downloadUrl:"
+              + downloadUrl
+              + "】\n【filePath:"
+              + filePath
+              + "】"
+              + Util.getPrintException(e));
+        }
+      }
+    }).start();
+  }
+
+  private void failDownload(String msg) {
+    Log.e(TAG, msg);
+    isDownloading = false;
+    stopDownload();
+    mListener.onFail();
+  }
+
+  /**
+   * 多线程下载任务类,不能使用AsyncTask来进行多线程下载，因为AsyncTask是串行执行的，这种方式下载速度太慢了
+   */
+  private class DownLoadTask implements Runnable {
+    private static final String TAG = "DownLoadTask";
+    private ConfigEntity dEntity;
+    private String       configFPath;
+
+    private DownLoadTask(ConfigEntity downloadInfo) {
+      this.dEntity = downloadInfo;
+      configFPath = dEntity.context.getFilesDir().getPath()
+          + "/temp/"
+          + dEntity.tempFile.getName()
+          + ".properties";
     }
 
-    public IDownloadListener getListener() {
+    @Override public void run() {
-        return mListener;
+      long currentLocation = 0;
+      try {
+        Log.d(TAG, "线程_"
+            + dEntity.threadId
+            + "_正在下载【"
+            + "开始位置 : "
+            + dEntity.startLocation
+            + "，结束位置："
+            + dEntity.endLocation
+            + "】");
+        URL               url  = new URL(dEntity.downloadUrl);
+        HttpURLConnection conn = (HttpURLConnection) url.openConnection();
+        //在头里面请求下载开始位置和结束位置
+        conn.setRequestProperty("Range",
+            "bytes=" + dEntity.startLocation + "-" + dEntity.endLocation);
+        conn.setRequestMethod("GET");
+        conn.setRequestProperty("Charset", "UTF-8");
+        conn.setRequestProperty("User-Agent",
+            "Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 5.2; Trident/4.0; .NET CLR 1.1.4322; .NET CLR 2.0.50727; .NET CLR 3.0.04506.30; .NET CLR 3.0.4506.2152; .NET CLR 3.5.30729)");
+        conn.setRequestProperty("Accept",
+            "image/gif, image/jpeg, image/pjpeg, image/pjpeg, application/x-shockwave-flash, application/xaml+xml, application/vnd.ms-xpsdocument, application/x-ms-xbap, application/x-ms-application, application/vnd.ms-excel, application/vnd.ms-powerpoint, application/msword, */*");
+        conn.setConnectTimeout(TIME_OUT * 4);
+        conn.setReadTimeout(TIME_OUT * 24);  //设置读取流的等待时间,必须设置该参数
+        InputStream is = conn.getInputStream();
+        //创建可设置位置的文件
+        RandomAccessFile file = new RandomAccessFile(dEntity.tempFile, "rwd");
+        //设置每条线程写入文件的位置
+        file.seek(dEntity.startLocation);
+        byte[] buffer = new byte[1024];
+        int    len;
+        //当前子线程的下载位置
+        currentLocation = dEntity.startLocation;
+        while ((len = is.read(buffer)) != -1) {
+          if (isCancel) {
+            Log.d(TAG, "++++++++++ thread_" + dEntity.threadId + "_cancel ++++++++++");
+            break;
+          }
+          if (isStop) {
+            break;
+          }
+          //把下载数据数据写入文件
+          file.write(buffer, 0, len);
+          progress(len);
+          currentLocation += len;
+        }
+        file.close();
+        is.close();
+
+        if (isCancel) {
+          cancel();
+          return;
+        }
+        //停止状态不需要删除记录文件
+        if (isStop) {
+          stop(currentLocation);
+          return;
+        }
+        Log.i(TAG, "线程【" + dEntity.threadId + "】下载完毕");
+        writeConfig(dEntity.tempFile.getName() + "_state_" + dEntity.threadId, 1 + "");
+        mListener.onChildComplete(dEntity.endLocation);
+        mCompleteThreadNum++;
+        if (mCompleteThreadNum == THREAD_NUM) {
+          File configFile = new File(configFPath);
+          if (configFile.exists()) {
+            configFile.delete();
+          }
+          isDownloading = false;
+          mListener.onComplete();
+        }
+      } catch (MalformedURLException e) {
+        failDownload(dEntity, currentLocation, "下载链接异常", e);
+      } catch (IOException e) {
+        failDownload(dEntity, currentLocation, "下载失败【" + dEntity.downloadUrl + "】", e);
+      } catch (Exception e) {
+        failDownload(dEntity, currentLocation, "获取流失败", e);
+      }
     }
 
     /**
-     * 获取当前下载位置
+     * 停止下载
+     *
+     * @throws IOException
      */
-    public long getCurrentLocation() {
+    private void stop(long currentLocation) throws IOException {
-        return mCurrentLocation;
+      synchronized (LOCK) {
-    }
+        mStopNum++;
-
+        String location = String.valueOf(currentLocation);
-    public boolean isDownloading() {
+        Log.i(TAG, "thread_" + dEntity.threadId + "_stop, stop location ==> " + currentLocation);
-        return isDownloading;
+        writeConfig(dEntity.tempFile.getName() + "_record_" + dEntity.threadId, location);
+        if (mStopNum == THREAD_NUM) {
+          Log.d(TAG, "++++++++++++++++ onStop +++++++++++++++++");
+          isDownloading = false;
+          mListener.onStop(mCurrentLocation);
+        }
+      }
     }
 
     /**
      * 取消下载
      */
-    public void cancelDownload() {
+    private void cancel() {
-        isCancel = true;
+      synchronized (LOCK) {
-    }
+        mCancelNum++;
-
+        if (mCancelNum == THREAD_NUM) {
-    /**
+          File configFile = new File(configFPath);
-     * 停止下载
+          if (configFile.exists()) {
-     */
+            configFile.delete();
-    public void stopDownload() {
+          }
-        isStop = true;
+          if (dEntity.tempFile.exists()) {
-    }
+            dEntity.tempFile.delete();
-
+          }
-    /**
+          Log.d(TAG, "++++++++++++++++ onCancel +++++++++++++++++");
-     * 删除下载记录文件
+          isDownloading = false;
-     */
+          mListener.onCancel();
-    public void delConfigFile() {
-        if (mContext != null && mDownloadEntity != null) {
-            File dFile = new File(mDownloadEntity.getDownloadPath());
-            File config = new File(
-                    mContext.getFilesDir().getPath() + "/temp/" + dFile.getName() + ".properties");
-            if (config.exists()) {
-                config.delete();
-            }
         }
+      }
+    }
+
+    private void progress(long len) {
+      synchronized (LOCK) {
+        mCurrentLocation += len;
+        mListener.onProgress(mCurrentLocation);
+      }
     }
 
     /**
-     * 删除temp文件
+     * 将记录写入到配置文件
      */
-    public void delTempFile() {
+    private void writeConfig(String key, String record) throws IOException {
-        if (mContext != null && mDownloadEntity != null) {
+      File       configFile = new File(configFPath);
-            File dFile = new File(mDownloadEntity.getDownloadPath());
+      Properties pro        = Util.loadConfig(configFile);
-            if (dFile.exists()) {
+      pro.setProperty(key, record);
-                dFile.delete();
+      Util.saveConfig(configFile, pro);
-            }
-        }
     }
 
     /**
-     * 多线程断点续传下载文件，暂停和继续
+     * 下载失败
-     *
-     * @param downloadListener 下载进度监听 {@link DownloadListener}
      */
-    public void start(@NonNull final IDownloadListener downloadListener) {
+    private void failDownload(ConfigEntity dEntity, long currentLocation, String msg,
-        isDownloading = true;
+        Exception ex) {
-        mCurrentLocation = 0;
+      synchronized (LOCK) {
-        isStop = false;
-        isCancel = false;
-        mCancelNum = 0;
-        mStopNum = 0;
-        final String filePath    = mDownloadEntity.getDownloadPath();
-        final String downloadUrl = mDownloadEntity.getDownloadUrl();
-        final File   dFile       = new File(filePath);
-        //读取已完成的线程数
-        final File configFile = new File(
-                mContext.getFilesDir().getPath() + "/temp/" + dFile.getName() + ".properties");
         try {
-            if (!configFile.exists()) { //记录文件被删除，则重新下载
+          isDownloading = false;
-                isNewTask = true;
+          isStop = true;
-                Util.createFile(configFile.getPath());
+          Log.e(TAG, msg);
-            } else {
+          if (ex != null) {
-                isNewTask = !dFile.exists();
+            Log.e(TAG, Util.getPrintException(ex));
-            }
+          }
-        } catch (Exception e) {
+          if (currentLocation != -1) {
-            e.printStackTrace();
+            String location = String.valueOf(currentLocation);
-            failDownload("下载失败，记录文件被删除");
+            writeConfig(dEntity.tempFile.getName() + "_record_" + dEntity.threadId, location);
-            return;
+          }
+          mListener.onFail();
+        } catch (IOException e) {
+          e.printStackTrace();
         }
-        new Thread(new Runnable() {
+      }
-            @Override public void run() {
+    }
-                try {
+  }
-                    mListener = downloadListener;
+
-                    URL               url  = new URL(downloadUrl);
+  /**
-                    HttpURLConnection conn = (HttpURLConnection) url.openConnection();
+   * 子线程下载信息类
-                    conn.setRequestMethod("GET");
+   */
-                    conn.setRequestProperty("Charset", "UTF-8");
+  private class ConfigEntity {
-                    conn.setRequestProperty("User-Agent",
+    //文件大小
-                                            "Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 5.2; Trident/4.0; .NET CLR 1.1.4322; .NET CLR 2.0.50727; .NET CLR 3.0.04506.30; .NET CLR 3.0.4506.2152; .NET CLR 3.5.30729)");
+    long    fileSize;
-                    conn.setRequestProperty("Accept",
+    String  downloadUrl;
-                                            "image/gif, image/jpeg, image/pjpeg, image/pjpeg, application/x-shockwave-flash, application/xaml+xml, application/vnd.ms-xpsdocument, application/x-ms-xbap, application/x-ms-application, application/vnd.ms-excel, application/vnd.ms-powerpoint, application/msword, */*");
+    int     threadId;
-                    conn.setConnectTimeout(TIME_OUT * 4);
+    long    startLocation;
-                    conn.connect();
+    long    endLocation;
-                    int len = conn.getContentLength();
+    File    tempFile;
-                    if (len < 0) {  //网络被劫持时会出现这个问题
+    Context context;
-                        failDownload("下载失败，网络被劫持");
+
-                        return;
+    public ConfigEntity(Context context, long fileSize, String downloadUrl, File file, int threadId,
-                    }
+        long startLocation, long endLocation) {
-                    int code = conn.getResponseCode();
+      this.fileSize = fileSize;
-                    if (code == 200) {
+      this.downloadUrl = downloadUrl;
-                        int fileLength = conn.getContentLength();
+      this.tempFile = file;
-                        //必须建一个文件
+      this.threadId = threadId;
-                        Util.createFile(filePath);
+      this.startLocation = startLocation;
-                        RandomAccessFile file = new RandomAccessFile(filePath, "rwd");
+      this.endLocation = endLocation;
-                        //设置文件长度
+      this.context = context;
-                        file.setLength(fileLength);
+    }
-                        mListener.onPreDownload(conn);
+  }
-                        //分配每条线程的下载区间
+
-                        Properties pro = null;
+  public static class DownloadListener implements IDownloadListener {
-                        pro = Util.loadConfig(configFile);
+
-                        if (pro.isEmpty()) {
+    @Override public void onResume(long resumeLocation) {
-                            isNewTask = true;
+
-                        } else {
-                            for (int i = 0; i < THREAD_NUM; i++) {
-                                if (pro.getProperty(dFile.getName() + "_record_" + i) == null) {
-                                    Object state = pro.getProperty(dFile.getName() + "_state_" + i);
-                                    if (state != null && Integer.parseInt(state + "") == 1) {
-                                        continue;
-                                    }
-                                    isNewTask = true;
-                                    break;
-                                }
-                            }
-                        }
-                        SparseArray<Thread> tasks     = new SparseArray<>();
-                        int                 blockSize = fileLength / THREAD_NUM;
-                        int[]               recordL   = new int[THREAD_NUM];
-                        int                 rl        = 0;
-                        for (int i = 0; i < THREAD_NUM; i++) {
-                            recordL[i] = -1;
-                        }
-                        for (int i = 0; i < THREAD_NUM; i++) {
-                            long   startL = i * blockSize, endL = (i + 1) * blockSize;
-                            Object state  = pro.getProperty(dFile.getName() + "_state_" + i);
-                            if (state != null && Integer.parseInt(state + "") == 1) {  //该线程已经完成
-                                mCurrentLocation += endL - startL;
-                                Log.d(TAG, "++++++++++ 线程_" + i + "_已经下载完成 ++++++++++");
-                                mCompleteThreadNum++;
-                                mStopNum++;
-                                mCancelNum++;
-                                if (mCompleteThreadNum == THREAD_NUM) {
-                                    if (configFile.exists()) {
-                                        configFile.delete();
-                                    }
-                                    mListener.onComplete();
-                                    isDownloading = false;
-                                    return;
-                                }
-                                continue;
-                            }
-                            //分配下载位置
-                            Object record = pro.getProperty(dFile.getName() + "_record_" + i);
-                            if (!isNewTask && record != null && Long.parseLong(
-                                    record + "") > 0) {       //如果有记录，则恢复下载
-                                Long r = Long.parseLong(record + "");
-                                mCurrentLocation += r - startL;
-                                Log.d(TAG, "++++++++++ 线程_" + i + "_恢复下载 ++++++++++");
-                                mListener.onChildResume(r);
-                                startL = r;
-                                recordL[rl] = i;
-                                rl++;
-                            } else {
-                                isNewTask = true;
-                            }
-                            if (isNewTask) {
-                                recordL[rl] = i;
-                                rl++;
-                            }
-                            if (i == (THREAD_NUM - 1)) {
-                                //如果整个文件的大小不为线程个数的整数倍，则最后一个线程的结束位置即为文件的总长度
-                                endL = fileLength;
-                            }
-                            ConfigEntity entity = new ConfigEntity(mContext, fileLength,
-                                                                   downloadUrl, dFile, i, startL,
-                                                                   endL);
-                            DownLoadTask task = new DownLoadTask(entity);
-                            tasks.put(i, new Thread(task));
-                        }
-                        if (mCurrentLocation > 0) {
-                            mListener.onResume(mCurrentLocation);
-                        } else {
-                            mListener.onStart(mCurrentLocation);
-                        }
-                        for (int l : recordL) {
-                            if (l == -1) continue;
-                            Thread task = tasks.get(l);
-                            if (task != null) {
-                                task.start();
-                            }
-                        }
-                    } else {
-                        failDownload("下载失败，返回码：" + code);
-                    }
-                } catch (IOException e) {
-                    failDownload(
-                            "下载失败【downloadUrl:" + downloadUrl + "】\n【filePath:" + filePath + "】" + Util
-                                    .getPrintException(e));
-                }
-            }
-        }).start();
     }
 
-    private void failDownload(String msg) {
+    @Override public void onCancel() {
-        Log.e(TAG, msg);
+
-        isDownloading = false;
-        stopDownload();
-        mListener.onFail();
     }
 
-    /**
+    @Override public void onFail() {
-     * 多线程下载任务类,不能使用AsyncTask来进行多线程下载，因为AsyncTask是串行执行的，这种方式下载速度太慢了
-     */
-    private class DownLoadTask implements Runnable {
-        private static final String TAG = "DownLoadTask";
-        private ConfigEntity dEntity;
-        private String       configFPath;
 
-        public DownLoadTask(ConfigEntity downloadInfo) {
-            this.dEntity = downloadInfo;
-            configFPath = dEntity.context.getFilesDir()
-                    .getPath() + "/temp/" + dEntity.tempFile.getName() + ".properties";
-        }
-
-        @Override public void run() {
-            long currentLocation = 0;
-            try {
-                Log.d(TAG,
-                      "线程_" + dEntity.threadId + "_正在下载【" + "开始位置 : " + dEntity.startLocation + "，结束位置：" + dEntity.endLocation + "】");
-                URL               url  = new URL(dEntity.downloadUrl);
-                HttpURLConnection conn = (HttpURLConnection) url.openConnection();
-                //在头里面请求下载开始位置和结束位置
-                conn.setRequestProperty("Range",
-                                        "bytes=" + dEntity.startLocation + "-" + dEntity.endLocation);
-                conn.setRequestMethod("GET");
-                conn.setRequestProperty("Charset", "UTF-8");
-                conn.setRequestProperty("User-Agent",
-                                        "Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 5.2; Trident/4.0; .NET CLR 1.1.4322; .NET CLR 2.0.50727; .NET CLR 3.0.04506.30; .NET CLR 3.0.4506.2152; .NET CLR 3.5.30729)");
-                conn.setRequestProperty("Accept",
-                                        "image/gif, image/jpeg, image/pjpeg, image/pjpeg, application/x-shockwave-flash, application/xaml+xml, application/vnd.ms-xpsdocument, application/x-ms-xbap, application/x-ms-application, application/vnd.ms-excel, application/vnd.ms-powerpoint, application/msword, */*");
-                conn.setConnectTimeout(TIME_OUT * 4);
-                conn.setReadTimeout(TIME_OUT * 24);  //设置读取流的等待时间,必须设置该参数
-                InputStream is = conn.getInputStream();
-                //创建可设置位置的文件
-                RandomAccessFile file = new RandomAccessFile(dEntity.tempFile, "rwd");
-                //设置每条线程写入文件的位置
-                file.seek(dEntity.startLocation);
-                byte[] buffer = new byte[1024];
-                int    len;
-                //当前子线程的下载位置
-                currentLocation = dEntity.startLocation;
-                while ((len = is.read(buffer)) != -1) {
-                    if (isCancel) {
-                        Log.d(TAG, "++++++++++ thread_" + dEntity.threadId + "_cancel ++++++++++");
-                        break;
-                    }
-                    if (isStop) {
-                        break;
-                    }
-                    //把下载数据数据写入文件
-                    file.write(buffer, 0, len);
-                    synchronized (DownLoadUtil.this) {
-                        mCurrentLocation += len;
-                        mListener.onProgress(mCurrentLocation);
-                    }
-                    currentLocation += len;
-                }
-                file.close();
-                is.close();
-
-                if (isCancel) {
-                    synchronized (DownLoadUtil.this) {
-                        mCancelNum++;
-                        if (mCancelNum == THREAD_NUM) {
-                            File configFile = new File(configFPath);
-                            if (configFile.exists()) {
-                                configFile.delete();
-                            }
-                            if (dEntity.tempFile.exists()) {
-                                dEntity.tempFile.delete();
-                            }
-                            Log.d(TAG, "++++++++++++++++ onCancel +++++++++++++++++");
-                            isDownloading = false;
-                            mListener.onCancel();
-                        }
-                    }
-                    return;
-                }
-                //停止状态不需要删除记录文件
-                if (isStop) {
-                    synchronized (DownLoadUtil.this) {
-                        mStopNum++;
-                        String location = String.valueOf(currentLocation);
-                        Log.i(TAG,
-                              "thread_" + dEntity.threadId + "_stop, stop location ==> " + currentLocation);
-                        writeConfig(dEntity.tempFile.getName() + "_record_" + dEntity.threadId,
-                                    location);
-                        if (mStopNum == THREAD_NUM) {
-                            Log.d(TAG, "++++++++++++++++ onStop +++++++++++++++++");
-                            isDownloading = false;
-                            mListener.onStop(mCurrentLocation);
-                        }
-                    }
-                    return;
-                }
-                Log.i(TAG, "线程【" + dEntity.threadId + "】下载完毕");
-                writeConfig(dEntity.tempFile.getName() + "_state_" + dEntity.threadId, 1 + "");
-                mListener.onChildComplete(dEntity.endLocation);
-                mCompleteThreadNum++;
-                if (mCompleteThreadNum == THREAD_NUM) {
-                    File configFile = new File(configFPath);
-                    if (configFile.exists()) {
-                        configFile.delete();
-                    }
-                    isDownloading = false;
-                    mListener.onComplete();
-                }
-            } catch (MalformedURLException e) {
-                e.printStackTrace();
-                isDownloading = false;
-                synchronized (DownLoadUtil.this) {
-                    try {
-                        String location = String.valueOf(currentLocation);
-                        writeConfig(dEntity.tempFile.getName() + "_record_" + dEntity.threadId,
-                                    location);
-                        failDownload("下载链接异常");
-                    } catch (IOException e1) {
-                        e1.printStackTrace();
-                    }
-                }
-            } catch (IOException e) {
-                synchronized (DownLoadUtil.this) {
-                    try {
-                        String location = String.valueOf(currentLocation);
-                        writeConfig(dEntity.tempFile.getName() + "_record_" + dEntity.threadId,
-                                    location);
-                        failDownload(
-                                "下载失败【" + dEntity.downloadUrl + "】" + Util.getPrintException(e));
-                    } catch (IOException e1) {
-                        e1.printStackTrace();
-                    }
-                }
-            } catch (Exception e) {
-                synchronized (DownLoadUtil.this) {
-                    try {
-                        String location = String.valueOf(currentLocation);
-                        writeConfig(dEntity.tempFile.getName() + "_record_" + dEntity.threadId,
-                                    location);
-                        failDownload("获取流失败" + Util.getPrintException(e));
-                    } catch (IOException e1) {
-                        e1.printStackTrace();
-                    }
-                }
-            }
-        }
-
-        /**
-         * 将记录写入到配置文件
-         */
-        private void writeConfig(String key, String record) throws IOException {
-            File       configFile = new File(configFPath);
-            Properties pro        = Util.loadConfig(configFile);
-            pro.setProperty(key, record);
-            Util.saveConfig(configFile, pro);
-        }
     }
 
-    /**
+    @Override public void onPreDownload(HttpURLConnection connection) {
-     * 子线程下载信息类
-     */
-    private class ConfigEntity {
-        //文件大小
-        long    fileSize;
-        String  downloadUrl;
-        int     threadId;
-        long    startLocation;
-        long    endLocation;
-        File    tempFile;
-        Context context;
 
-        public ConfigEntity(Context context, long fileSize, String downloadUrl, File file,
-                int threadId, long startLocation, long endLocation) {
-            this.fileSize = fileSize;
-            this.downloadUrl = downloadUrl;
-            this.tempFile = file;
-            this.threadId = threadId;
-            this.startLocation = startLocation;
-            this.endLocation = endLocation;
-            this.context = context;
-        }
     }
 
-    public static class DownloadListener implements IDownloadListener {
+    @Override public void onProgress(long currentLocation) {
 
-        @Override public void onResume(long resumeLocation) {
-
-        }
-
-        @Override public void onCancel() {
-
-        }
-
-        @Override public void onFail() {
-
-        }
-
-        @Override public void onPreDownload(HttpURLConnection connection) {
-
-        }
-
-        @Override public void onProgress(long currentLocation) {
-
-        }
-
-        @Override public void onChildComplete(long finishLocation) {
-
-        }
-
-        @Override public void onStart(long startLocation) {
-
-        }
-
-        @Override public void onChildResume(long resumeLocation) {
-
-        }
-
-        @Override public void onStop(long stopLocation) {
-
-        }
-
-        @Override public void onComplete() {
-
-        }
     }
+
+    @Override public void onChildComplete(long finishLocation) {
+
+    }
+
+    @Override public void onStart(long startLocation) {
+
+    }
+
+    @Override public void onChildResume(long resumeLocation) {
+
+    }
+
+    @Override public void onStop(long stopLocation) {
+
+    }
+
+    @Override public void onComplete() {
+
+    }
+  }
 }

downloadutil/src/main/java/com/arialyy/downloadutil/util/IDownloadListener.java

@@ -6,53 +6,53 @@ import java.net.HttpURLConnection;
  * 下载监听
  */
 public interface IDownloadListener {
-    /**
+  /**
-     * 取消下载
+   * 取消下载
-     */
+   */
-    public void onCancel();
+  public void onCancel();
 
-    /**
+  /**
-     * 下载失败
+   * 下载失败
-     */
+   */
-    public void onFail();
+  public void onFail();
 
-    /**
+  /**
-     * 下载预处理,可通过HttpURLConnection获取文件长度
+   * 下载预处理,可通过HttpURLConnection获取文件长度
-     */
+   */
-    public void onPreDownload(HttpURLConnection connection);
+  public void onPreDownload(HttpURLConnection connection);
 
-    /**
+  /**
-     * 下载监听
+   * 下载监听
-     */
+   */
-    public void onProgress(long currentLocation);
+  public void onProgress(long currentLocation);
 
-    /**
+  /**
-     * 单一线程的结束位置
+   * 单一线程的结束位置
-     */
+   */
-    public void onChildComplete(long finishLocation);
+  public void onChildComplete(long finishLocation);
 
-    /**
+  /**
-     * 开始
+   * 开始
-     */
+   */
-    public void onStart(long startLocation);
+  public void onStart(long startLocation);
 
-    /**
+  /**
-     * 子程恢复下载的位置
+   * 子程恢复下载的位置
-     */
+   */
-    public void onChildResume(long resumeLocation);
+  public void onChildResume(long resumeLocation);
 
-    /**
+  /**
-     * 恢复位置
+   * 恢复位置
-     */
+   */
-    public void onResume(long resumeLocation);
+  public void onResume(long resumeLocation);
 
-    /**
+  /**
-     * 停止
+   * 停止
-     */
+   */
-    public void onStop(long stopLocation);
+  public void onStop(long stopLocation);
 
-    /**
+  /**
-     * 下载完成
+   * 下载完成
-     */
+   */
-    public void onComplete();
+  public void onComplete();
 }

downloadutil/src/main/java/com/arialyy/downloadutil/util/Task.java

@@ -1,17 +1,13 @@
 package com.arialyy.downloadutil.util;
 
-import android.Manifest;
-import android.app.AppOpsManager;
 import android.content.Context;
 import android.content.Intent;
 import android.net.Uri;
 import android.os.Handler;
 import android.util.Log;
-
 import com.arialyy.downloadutil.core.DownloadManager;
 import com.arialyy.downloadutil.core.IDownloadTarget;
 import com.arialyy.downloadutil.entity.DownloadEntity;
-
 import java.net.HttpURLConnection;
 
 /**
@@ -19,245 +15,241 @@ import java.net.HttpURLConnection;
  * 下载任务类
  */
 public class Task {
-    public static final String TAG = "Task";
+  public static final String TAG = "Task";
 
-    private DownloadEntity    mEntity;
+  private DownloadEntity    mEntity;
-    private IDownloadListener mListener;
+  private IDownloadListener mListener;
-    private Handler           mOutHandler;
+  private Handler           mOutHandler;
-    private Context           mContext;
+  private Context           mContext;
-    private DownLoadUtil      mUtil;
+  private DownLoadUtil      mUtil;
 
-    private Task(Context context, DownloadEntity entity) {
+  private Task(Context context, DownloadEntity entity) {
-        mContext = context.getApplicationContext();
+    mContext = context.getApplicationContext();
-        mEntity = entity;
+    mEntity = entity;
-        mUtil = new DownLoadUtil(context, entity);
+    mUtil = new DownLoadUtil(context, entity);
+  }
+
+  /**
+   * 开始下载
+   */
+  public void start() {
+    if (mUtil.isDownloading()) {
+      Log.d(TAG, "任务正在下载");
+    } else {
+      if (mListener == null) {
+        mListener = new DownloadListener(mContext, mEntity, mOutHandler);
+      }
+      mUtil.start(mListener);
+    }
+  }
+
+  public DownloadEntity getDownloadEntity() {
+    return mEntity;
+  }
+
+  /**
+   * 停止下载
+   */
+  public void stop() {
+    if (mUtil.isDownloading()) {
+      mUtil.stopDownload();
+    } else {
+      mEntity.setState(DownloadEntity.STATE_STOP);
+      mEntity.save();
+      sendInState2Target(IDownloadTarget.STOP);
+
+      // 发送停止下载的广播
+      Intent intent = createIntent(DownloadManager.ACTION_STOP);
+      intent.putExtra(DownloadManager.CURRENT_LOCATION, mEntity.getCurrentProgress());
+      intent.putExtra(DownloadManager.ENTITY, mEntity);
+      mContext.sendBroadcast(intent);
+    }
+  }
+
+  /**
+   * 获取下载工具
+   */
+  public DownLoadUtil getDownloadUtil() {
+    return mUtil;
+  }
+
+  /**
+   * 任务下载状态
+   */
+  public boolean isDownloading() {
+    return mUtil.isDownloading();
+  }
+
+  /**
+   * 取消下载
+   */
+  public void cancel() {
+    if (mUtil.isDownloading()) {
+      mUtil.cancelDownload();
+    } else {
+      // 如果任务不是下载状态
+      mUtil.cancelDownload();
+      mUtil.delConfigFile();
+      mUtil.delTempFile();
+      mEntity.deleteData();
+      sendInState2Target(IDownloadTarget.CANCEL);
+
+      //发送取消下载的广播
+      Intent intent = createIntent(DownloadManager.ACTION_CANCEL);
+      intent.putExtra(DownloadManager.ENTITY, mEntity);
+      mContext.sendBroadcast(intent);
+    }
+  }
+
+  /**
+   * 创建特定的Intent
+   */
+  private Intent createIntent(String action) {
+    Uri.Builder builder = new Uri.Builder();
+    builder.scheme(mContext.getPackageName());
+    Uri    uri    = builder.build();
+    Intent intent = new Intent(action);
+    intent.setData(uri);
+    return intent;
+  }
+
+  /**
+   * 将任务状态发送给下载器
+   *
+   * @param state {@link IDownloadTarget#START}
+   */
+  private void sendInState2Target(int state) {
+    if (mOutHandler != null) {
+      mOutHandler.obtainMessage(state, mEntity).sendToTarget();
+    }
+  }
+
+  /**
+   * 下载监听类
+   */
+  private class DownloadListener extends DownLoadUtil.DownloadListener {
+    Handler outHandler;
+    Context context;
+    Intent  sendIntent;
+    long INTERVAL      = 1024 * 10;   //10k大小的间隔
+    long lastLen       = 0;   //上一次发送长度
+    long lastTime      = 0;
+    long INTERVAL_TIME = 60 * 1000;   //10k大小的间隔
+    DownloadEntity downloadEntity;
+
+    DownloadListener(Context context, DownloadEntity downloadEntity, Handler outHandler) {
+      this.context = context;
+      this.outHandler = outHandler;
+      this.downloadEntity = downloadEntity;
+      sendIntent = createIntent(DownloadManager.ACTION_RUNNING);
+      sendIntent.putExtra(DownloadManager.ENTITY, downloadEntity);
     }
 
-    /**
+    @Override public void onPreDownload(HttpURLConnection connection) {
-     * 开始下载
+      super.onPreDownload(connection);
-     */
+      long len = connection.getContentLength();
-    public void start() {
+      downloadEntity.setFileSize(len);
-        if (mUtil.isDownloading()) {
+      downloadEntity.setState(DownloadEntity.STATE_DOWNLOAD_ING);
-            Log.d(TAG, "任务正在下载");
+      sendIntent(DownloadManager.ACTION_PRE, -1);
-        } else {
-            if (mListener == null) {
-                mListener = new DownloadListener(mContext, mEntity, mOutHandler);
-            }
-            mUtil.start(mListener);
-        }
     }
 
-    public DownloadEntity getDownloadEntity() {
+    @Override public void onResume(long resumeLocation) {
-        return mEntity;
+      super.onResume(resumeLocation);
+      downloadEntity.setState(DownloadEntity.STATE_DOWNLOAD_ING);
+      sendIntent(DownloadManager.ACTION_RESUME, resumeLocation);
     }
 
-    /**
+    @Override public void onStart(long startLocation) {
-     * 停止下载
+      super.onStart(startLocation);
-     */
+      downloadEntity.setState(DownloadEntity.STATE_DOWNLOAD_ING);
-    public void stop() {
+      sendInState2Target(IDownloadTarget.START);
-        if (mUtil.isDownloading()) {
+      sendIntent(DownloadManager.ACTION_START, startLocation);
-            mUtil.stopDownload();
-        } else {
-            mEntity.setState(DownloadEntity.STATE_STOP);
-            mEntity.save();
-            sendInState2Target(IDownloadTarget.STOP);
-
-            // 发送停止下载的广播
-            Intent intent = createIntent(DownloadManager.ACTION_STOP);
-            intent.putExtra(DownloadManager.CURRENT_LOCATION, mEntity.getCurrentProgress());
-            intent.putExtra(DownloadManager.ENTITY, mEntity);
-            mContext.sendBroadcast(intent);
-        }
     }
 
-    /**
+    @Override public void onProgress(long currentLocation) {
-     * 获取下载工具
+      super.onProgress(currentLocation);
-     */
+      //            if (currentLocation - lastLen > INTERVAL) { //不要太过于频繁发送广播
-    public DownLoadUtil getDownloadUtil() {
+      //                sendIntent.putExtra(DownloadManager.CURRENT_LOCATION, currentLocation);
-        return mUtil;
+      //                lastLen = currentLocation;
+      //                context.sendBroadcast(sendIntent);
+      //            }
+      if (System.currentTimeMillis() - lastLen > INTERVAL_TIME) {
+        sendIntent.putExtra(DownloadManager.CURRENT_LOCATION, currentLocation);
+        lastTime = System.currentTimeMillis();
+        context.sendBroadcast(sendIntent);
+      }
     }
 
-    /**
+    @Override public void onStop(long stopLocation) {
-     * 任务下载状态
+      super.onStop(stopLocation);
-     */
+      downloadEntity.setState(DownloadEntity.STATE_STOP);
-    public boolean isDownloading() {
+      sendInState2Target(IDownloadTarget.STOP);
-        return mUtil.isDownloading();
+      sendIntent(DownloadManager.ACTION_STOP, stopLocation);
     }
 
-    /**
+    @Override public void onCancel() {
-     * 取消下载
+      super.onCancel();
-     */
+      downloadEntity.setState(DownloadEntity.STATE_CANCEL);
-    public void cancel() {
+      sendInState2Target(IDownloadTarget.CANCEL);
-        if (mUtil.isDownloading()) {
+      sendIntent(DownloadManager.ACTION_CANCEL, -1);
-            mUtil.cancelDownload();
+      downloadEntity.deleteData();
-        } else {
-            // 如果任务不是下载状态
-            mUtil.cancelDownload();
-            mUtil.delConfigFile();
-            mUtil.delTempFile();
-            mEntity.deleteData();
-            sendInState2Target(IDownloadTarget.CANCEL);
-
-            //发送取消下载的广播
-            Intent intent = createIntent(DownloadManager.ACTION_CANCEL);
-            intent.putExtra(DownloadManager.ENTITY, mEntity);
-            mContext.sendBroadcast(intent);
-        }
     }
 
-    /**
+    @Override public void onComplete() {
-     * 创建特定的Intent
+      super.onComplete();
-     *
+      downloadEntity.setState(DownloadEntity.STATE_COMPLETE);
-     * @param action
+      downloadEntity.setDownloadComplete(true);
-     * @return
+      sendInState2Target(IDownloadTarget.COMPLETE);
-     */
+      sendIntent(DownloadManager.ACTION_COMPLETE, -1);
-    private Intent createIntent(String action) {
-        Uri.Builder builder = new Uri.Builder();
-        builder.scheme(mContext.getPackageName());
-        Uri    uri    = builder.build();
-        Intent intent = new Intent(action);
-        intent.setData(uri);
-        return intent;
     }
 
-    /**
+    @Override public void onFail() {
-     * 将任务状态发送给下载器
+      super.onFail();
-     *
+      downloadEntity.setState(DownloadEntity.STATE_FAIL);
-     * @param state {@link IDownloadTarget#START}
+      sendInState2Target(IDownloadTarget.FAIL);
-     */
+      sendIntent(DownloadManager.ACTION_FAIL, -1);
-    private void sendInState2Target(int state) {
-        if (mOutHandler != null) {
-            mOutHandler.obtainMessage(state, mEntity).sendToTarget();
-        }
     }
 
-    /**
+    private void sendIntent(String action, long location) {
-     * 下载监听类
+      downloadEntity.setDownloadComplete(action.equals(DownloadManager.ACTION_COMPLETE));
-     */
+      downloadEntity.setCurrentProgress(location);
-    private class DownloadListener extends DownLoadUtil.DownloadListener {
+      downloadEntity.update();
-        Handler outHandler;
+      Intent intent = createIntent(action);
-        Context context;
+      intent.putExtra(DownloadManager.ENTITY, downloadEntity);
-        Intent  sendIntent;
+      if (location != -1) {
-        long INTERVAL = 1024 * 10;   //10k大小的间隔
+        intent.putExtra(DownloadManager.CURRENT_LOCATION, location);
-        long lastLen  = 0;   //上一次发送长度
+      }
-        long lastTime = 0;
+      context.sendBroadcast(intent);
-        long INTERVAL_TIME = 60 * 1000;   //10k大小的间隔
+    }
-        DownloadEntity downloadEntity;
+  }
 
-        DownloadListener(Context context, DownloadEntity downloadEntity,
+  public static class Builder {
-                Handler outHandler) {
+    DownloadEntity    downloadEntity;
-            this.context = context;
+    IDownloadListener listener;
-            this.outHandler = outHandler;
+    Handler           outHandler;
-            this.downloadEntity = downloadEntity;
+    Context           context;
-            sendIntent = createIntent(DownloadManager.ACTION_RUNNING);
-            sendIntent.putExtra(DownloadManager.ENTITY, downloadEntity);
-        }
 
-        @Override public void onPreDownload(HttpURLConnection connection) {
+    public Builder(Context context, DownloadEntity downloadEntity) {
-            super.onPreDownload(connection);
+      this.context = context;
-            long len = connection.getContentLength();
+      this.downloadEntity = downloadEntity;
-            downloadEntity.setFileSize(len);
-            downloadEntity.setState(DownloadEntity.STATE_DOWNLOAD_ING);
-            sendIntent(DownloadManager.ACTION_PRE, -1);
-        }
-
-        @Override public void onResume(long resumeLocation) {
-            super.onResume(resumeLocation);
-            downloadEntity.setState(DownloadEntity.STATE_DOWNLOAD_ING);
-            sendIntent(DownloadManager.ACTION_RESUME, resumeLocation);
-        }
-
-        @Override public void onStart(long startLocation) {
-            super.onStart(startLocation);
-            downloadEntity.setState(DownloadEntity.STATE_DOWNLOAD_ING);
-            sendInState2Target(IDownloadTarget.START);
-            sendIntent(DownloadManager.ACTION_START, startLocation);
-        }
-
-        @Override public void onProgress(long currentLocation) {
-            super.onProgress(currentLocation);
-//            if (currentLocation - lastLen > INTERVAL) { //不要太过于频繁发送广播
-//                sendIntent.putExtra(DownloadManager.CURRENT_LOCATION, currentLocation);
-//                lastLen = currentLocation;
-//                context.sendBroadcast(sendIntent);
-//            }
-            if (System.currentTimeMillis() - lastLen > INTERVAL_TIME){
-                sendIntent.putExtra(DownloadManager.CURRENT_LOCATION, currentLocation);
-                lastTime = System.currentTimeMillis();
-                context.sendBroadcast(sendIntent);
-            }
-        }
-
-        @Override public void onStop(long stopLocation) {
-            super.onStop(stopLocation);
-            downloadEntity.setState(DownloadEntity.STATE_STOP);
-            sendInState2Target(IDownloadTarget.STOP);
-            sendIntent(DownloadManager.ACTION_STOP, stopLocation);
-        }
-
-        @Override public void onCancel() {
-            super.onCancel();
-            downloadEntity.setState(DownloadEntity.STATE_CANCEL);
-            sendInState2Target(IDownloadTarget.CANCEL);
-            sendIntent(DownloadManager.ACTION_CANCEL, -1);
-            downloadEntity.deleteData();
-        }
-
-        @Override public void onComplete() {
-            super.onComplete();
-            downloadEntity.setState(DownloadEntity.STATE_COMPLETE);
-            downloadEntity.setDownloadComplete(true);
-            sendInState2Target(IDownloadTarget.COMPLETE);
-            sendIntent(DownloadManager.ACTION_COMPLETE, -1);
-        }
-
-        @Override public void onFail() {
-            super.onFail();
-            downloadEntity.setState(DownloadEntity.STATE_FAIL);
-            sendInState2Target(IDownloadTarget.FAIL);
-            sendIntent(DownloadManager.ACTION_FAIL, -1);
-        }
-
-        private void sendIntent(String action, long location) {
-            downloadEntity.setDownloadComplete(action.equals(DownloadManager.ACTION_COMPLETE));
-            downloadEntity.setCurrentProgress(location);
-            downloadEntity.update();
-            Intent intent = createIntent(action);
-            intent.putExtra(DownloadManager.ENTITY, downloadEntity);
-            if (location != -1) {
-                intent.putExtra(DownloadManager.CURRENT_LOCATION, location);
-            }
-            context.sendBroadcast(intent);
-        }
     }
 
-    public static class Builder {
+    public Builder setDownloadListener(IDownloadListener listener) {
-        DownloadEntity    downloadEntity;
+      this.listener = listener;
-        IDownloadListener listener;
+      return this;
-        Handler           outHandler;
-        Context           context;
-
-        public Builder(Context context, DownloadEntity downloadEntity) {
-            this.context = context;
-            this.downloadEntity = downloadEntity;
-        }
-
-        public Builder setDownloadListener(IDownloadListener listener) {
-            this.listener = listener;
-            return this;
-        }
-
-        public Builder setOutHandler(Handler outHandler) {
-            this.outHandler = outHandler;
-            return this;
-        }
-
-        public Task build() {
-            Task task = new Task(context, downloadEntity);
-            task.mListener = listener;
-            task.mOutHandler = outHandler;
-            downloadEntity.save();
-            return task;
-        }
     }
+
+    public Builder setOutHandler(Handler outHandler) {
+      this.outHandler = outHandler;
+      return this;
+    }
+
+    public Task build() {
+      Task task = new Task(context, downloadEntity);
+      task.mListener = listener;
+      task.mOutHandler = outHandler;
+      downloadEntity.save();
+      return task;
+    }
+  }
 }

downloadutil/src/main/java/com/arialyy/downloadutil/util/Util.java

@@ -1,7 +1,6 @@
 package com.arialyy.downloadutil.util;
 
 import android.util.Log;
-
 import java.io.File;
 import java.io.FileInputStream;
 import java.io.FileOutputStream;
@@ -16,264 +15,261 @@ import java.util.Properties;
  * Created by lyy on 2016/1/22.
  */
 public class Util {
-    private static final String TAG = "util";
+  private static final String TAG = "util";
 
-    /**
+  /**
-     * 获取类里面的所在字段
+   * 获取类里面的所在字段
-     */
+   */
-    public static Field[] getFields(Class clazz) {
+  public static Field[] getFields(Class clazz) {
-        Field[] fields = null;
+    Field[] fields = null;
-        fields = clazz.getDeclaredFields();
+    fields = clazz.getDeclaredFields();
-        if (fields == null || fields.length == 0) {
+    if (fields == null || fields.length == 0) {
-            Class superClazz = clazz.getSuperclass();
+      Class superClazz = clazz.getSuperclass();
-            if (superClazz != null) {
+      if (superClazz != null) {
-                fields = getFields(superClazz);
+        fields = getFields(superClazz);
-            }
+      }
+    }
+    return fields;
+  }
+
+  /**
+   * 获取类里面的指定对象，如果该类没有则从父类查询
+   */
+  public static Field getField(Class clazz, String name) {
+    Field field = null;
+    try {
+      field = clazz.getDeclaredField(name);
+    } catch (NoSuchFieldException e) {
+      try {
+        field = clazz.getField(name);
+      } catch (NoSuchFieldException e1) {
+        if (clazz.getSuperclass() == null) {
+          return field;
+        } else {
+          field = getField(clazz.getSuperclass(), name);
         }
-        return fields;
+      }
+    }
+    if (field != null) {
+      field.setAccessible(true);
+    }
+    return field;
+  }
+
+  /**
+   * 字符串转hashcode
+   */
+  public static int keyToHashCode(String str) {
+    int total = 0;
+    for (int i = 0; i < str.length(); i++) {
+      char ch = str.charAt(i);
+      if (ch == '-') ch = (char) 28; // does not contain the same last 5 bits as any letter
+      if (ch == '\'') ch = (char) 29; // nor this
+      total = (total * 33) + (ch & 0x1F);
+    }
+    return total;
+  }
+
+  /**
+   * 将key转换为16进制码
+   *
+   * @param key 缓存的key
+   * @return 转换后的key的值, 系统便是通过该key来读写缓存
+   */
+  public static String keyToHashKey(String key) {
+    String cacheKey;
+    try {
+      final MessageDigest mDigest = MessageDigest.getInstance("MD5");
+      mDigest.update(key.getBytes());
+      cacheKey = bytesToHexString(mDigest.digest());
+    } catch (NoSuchAlgorithmException e) {
+      cacheKey = String.valueOf(key.hashCode());
+    }
+    return cacheKey;
+  }
+
+  /**
+   * 将普通字符串转换为16位进制字符串
+   */
+  public static String bytesToHexString(byte[] src) {
+    StringBuilder stringBuilder = new StringBuilder("0x");
+    if (src == null || src.length <= 0) {
+      return null;
+    }
+    char[] buffer = new char[2];
+    for (byte aSrc : src) {
+      buffer[0] = Character.forDigit((aSrc >>> 4) & 0x0F, 16);
+      buffer[1] = Character.forDigit(aSrc & 0x0F, 16);
+      stringBuilder.append(buffer);
+    }
+    return stringBuilder.toString();
+  }
+
+  /**
+   * 获取对象名
+   *
+   * @param obj 对象
+   * @return 对象名
+   */
+  public static String getClassName(Object obj) {
+    String arrays[] = obj.getClass().getName().split("\\.");
+    return arrays[arrays.length - 1];
+  }
+
+  /**
+   * 获取对象名
+   *
+   * @param clazz clazz
+   * @return 对象名
+   */
+  public static String getClassName(Class clazz) {
+    String arrays[] = clazz.getName().split("\\.");
+    return arrays[arrays.length - 1];
+  }
+
+  /**
+   * 格式化文件大小
+   *
+   * @param size file.length() 获取文件大小
+   */
+  public static String formatFileSize(double size) {
+    double kiloByte = size / 1024;
+    if (kiloByte < 1) {
+      return size + "Byte(s)";
     }
 
-    /**
+    double megaByte = kiloByte / 1024;
-     * 获取类里面的指定对象，如果该类没有则从父类查询
+    if (megaByte < 1) {
-     */
+      BigDecimal result1 = new BigDecimal(Double.toString(kiloByte));
-    public static Field getField(Class clazz, String name) {
+      return result1.setScale(2, BigDecimal.ROUND_HALF_UP).toPlainString() + "KB";
-        Field field = null;
-        try {
-            field = clazz.getDeclaredField(name);
-        } catch (NoSuchFieldException e) {
-            try {
-                field = clazz.getField(name);
-            } catch (NoSuchFieldException e1) {
-                if (clazz.getSuperclass() == null) {
-                    return field;
-                } else {
-                    field = getField(clazz.getSuperclass(), name);
-                }
-            }
-        }
-        if (field != null) {
-            field.setAccessible(true);
-        }
-        return field;
     }
 
-    /**
+    double gigaByte = megaByte / 1024;
-     * 字符串转hashcode
+    if (gigaByte < 1) {
-     *
+      BigDecimal result2 = new BigDecimal(Double.toString(megaByte));
-     * @param str
+      return result2.setScale(2, BigDecimal.ROUND_HALF_UP).toPlainString() + "MB";
-     * @return
-     */
-    public static int keyToHashCode(String str) {
-        int total = 0;
-        for (int i = 0; i < str.length(); i++) {
-            char ch = str.charAt(i);
-            if (ch == '-') ch = (char) 28; // does not contain the same last 5 bits as any letter
-            if (ch == '\'') ch = (char) 29; // nor this
-            total = (total * 33) + (ch & 0x1F);
-        }
-        return total;
     }
 
-    /**
+    double teraBytes = gigaByte / 1024;
-     * 将key转换为16进制码
+    if (teraBytes < 1) {
-     *
+      BigDecimal result3 = new BigDecimal(Double.toString(gigaByte));
-     * @param key 缓存的key
+      return result3.setScale(2, BigDecimal.ROUND_HALF_UP).toPlainString() + "GB";
-     * @return 转换后的key的值, 系统便是通过该key来读写缓存
-     */
-    public static String keyToHashKey(String key) {
-        String cacheKey;
-        try {
-            final MessageDigest mDigest = MessageDigest.getInstance("MD5");
-            mDigest.update(key.getBytes());
-            cacheKey = bytesToHexString(mDigest.digest());
-        } catch (NoSuchAlgorithmException e) {
-            cacheKey = String.valueOf(key.hashCode());
-        }
-        return cacheKey;
     }
+    BigDecimal result4 = new BigDecimal(teraBytes);
+    return result4.setScale(2, BigDecimal.ROUND_HALF_UP).toPlainString() + "TB";
+  }
 
-    /**
+  /**
-     * 将普通字符串转换为16位进制字符串
+   * 创建目录 当目录不存在的时候创建文件，否则返回false
-     */
+   */
-    public static String bytesToHexString(byte[] src) {
+  public static boolean createDir(String path) {
-        StringBuilder stringBuilder = new StringBuilder("0x");
+    File file = new File(path);
-        if (src == null || src.length <= 0) {
+    if (!file.exists()) {
-            return null;
+      if (!file.mkdirs()) {
-        }
+        Log.d(TAG, "创建失败，请检查路径和是否配置文件权限！");
-        char[] buffer = new char[2];
-        for (byte aSrc : src) {
-            buffer[0] = Character.forDigit((aSrc >>> 4) & 0x0F, 16);
-            buffer[1] = Character.forDigit(aSrc & 0x0F, 16);
-            stringBuilder.append(buffer);
-        }
-        return stringBuilder.toString();
-    }
-
-    /**
-     * 获取对象名
-     *
-     * @param obj 对象
-     * @return 对象名
-     */
-    public static String getClassName(Object obj) {
-        String arrays[] = obj.getClass().getName().split("\\.");
-        return arrays[arrays.length - 1];
-    }
-
-    /**
-     * 获取对象名
-     *
-     * @param clazz clazz
-     * @return 对象名
-     */
-    public static String getClassName(Class clazz) {
-        String arrays[] = clazz.getName().split("\\.");
-        return arrays[arrays.length - 1];
-    }
-
-    /**
-     * 格式化文件大小
-     *
-     * @param size file.length() 获取文件大小
-     */
-    public static String formatFileSize(double size) {
-        double kiloByte = size / 1024;
-        if (kiloByte < 1) {
-            return size + "Byte(s)";
-        }
-
-        double megaByte = kiloByte / 1024;
-        if (megaByte < 1) {
-            BigDecimal result1 = new BigDecimal(Double.toString(kiloByte));
-            return result1.setScale(2, BigDecimal.ROUND_HALF_UP).toPlainString() + "KB";
-        }
-
-        double gigaByte = megaByte / 1024;
-        if (gigaByte < 1) {
-            BigDecimal result2 = new BigDecimal(Double.toString(megaByte));
-            return result2.setScale(2, BigDecimal.ROUND_HALF_UP).toPlainString() + "MB";
-        }
-
-        double teraBytes = gigaByte / 1024;
-        if (teraBytes < 1) {
-            BigDecimal result3 = new BigDecimal(Double.toString(gigaByte));
-            return result3.setScale(2, BigDecimal.ROUND_HALF_UP).toPlainString() + "GB";
-        }
-        BigDecimal result4 = new BigDecimal(teraBytes);
-        return result4.setScale(2, BigDecimal.ROUND_HALF_UP).toPlainString() + "TB";
-    }
-
-    /**
-     * 创建目录 当目录不存在的时候创建文件，否则返回false
-     */
-    public static boolean createDir(String path) {
-        File file = new File(path);
-        if (!file.exists()) {
-            if (!file.mkdirs()) {
-                Log.d(TAG, "创建失败，请检查路径和是否配置文件权限！");
-                return false;
-            }
-            return true;
-        }
         return false;
+      }
+      return true;
     }
+    return false;
+  }
 
-    /**
+  /**
-     * 创建文件 当文件不存在的时候就创建一个文件，否则直接返回文件
+   * 创建文件 当文件不存在的时候就创建一个文件，否则直接返回文件
-     */
+   */
-    public static File createFile(String path) {
+  public static File createFile(String path) {
-        File file = new File(path);
+    File file = new File(path);
-        if (!file.getParentFile().exists()) {
+    if (!file.getParentFile().exists()) {
-            Log.d(TAG, "目标文件所在路径不存在，准备创建……");
+      Log.d(TAG, "目标文件所在路径不存在，准备创建……");
-            if (!createDir(file.getParent())) {
+      if (!createDir(file.getParent())) {
-                Log.d(TAG, "创建目录文件所在的目录失败！文件路径【" + path + "】");
+        Log.d(TAG, "创建目录文件所在的目录失败！文件路径【" + path + "】");
-            }
+      }
-        }
-        // 创建目标文件
-        try {
-            if (!file.exists()) {
-                if (file.createNewFile()) {
-                    Log.d(TAG, "创建文件成功:" + file.getAbsolutePath());
-                }
-                return file;
-            } else {
-                return file;
-            }
-        } catch (IOException e) {
-            e.printStackTrace();
-        }
-        return null;
     }
+    // 创建目标文件
+    try {
+      if (!file.exists()) {
+        if (file.createNewFile()) {
+          Log.d(TAG, "创建文件成功:" + file.getAbsolutePath());
+        }
+        return file;
+      } else {
+        return file;
+      }
+    } catch (IOException e) {
+      e.printStackTrace();
+    }
+    return null;
+  }
 
-    /**
+  /**
-     * 设置打印的异常格式
+   * 设置打印的异常格式
-     */
+   */
-    public static String getPrintException(Throwable ex) {
+  public static String getPrintException(Throwable ex) {
-        StringBuilder err = new StringBuilder();
+    StringBuilder err = new StringBuilder();
-        err.append("ExceptionDetailed:\n");
+    err.append("ExceptionDetailed:\n");
-        err.append("====================Exception Info====================\n");
+    err.append("====================Exception Info====================\n");
-        err.append(ex.toString());
+    err.append(ex.toString());
-        err.append("\n");
+    err.append("\n");
-        StackTraceElement[] stack = ex.getStackTrace();
+    StackTraceElement[] stack = ex.getStackTrace();
-        for (StackTraceElement stackTraceElement : stack) {
+    for (StackTraceElement stackTraceElement : stack) {
-            err.append(stackTraceElement.toString()).append("\n");
+      err.append(stackTraceElement.toString()).append("\n");
-        }
-        Throwable cause = ex.getCause();
-        if (cause != null) {
-            err.append("【Caused by】: ");
-            err.append(cause.toString());
-            err.append("\n");
-            StackTraceElement[] stackTrace = cause.getStackTrace();
-            for (StackTraceElement stackTraceElement : stackTrace) {
-                err.append(stackTraceElement.toString()).append("\n");
-            }
-        }
-        err.append("===================================================");
-        return err.toString();
     }
+    Throwable cause = ex.getCause();
+    if (cause != null) {
+      err.append("【Caused by】: ");
+      err.append(cause.toString());
+      err.append("\n");
+      StackTraceElement[] stackTrace = cause.getStackTrace();
+      for (StackTraceElement stackTraceElement : stackTrace) {
+        err.append(stackTraceElement.toString()).append("\n");
+      }
+    }
+    err.append("===================================================");
+    return err.toString();
+  }
 
-    /**
+  /**
-     * 读取下载配置文件
+   * 读取下载配置文件
-     */
+   */
-    public static Properties loadConfig(File file) {
+  public static Properties loadConfig(File file) {
-        Properties      properties = new Properties();
+    Properties      properties = new Properties();
-        FileInputStream fis        = null;
+    FileInputStream fis        = null;
-        try {
+    try {
-            fis = new FileInputStream(file);
+      fis = new FileInputStream(file);
-            properties.load(fis);
+      properties.load(fis);
-        } catch (Exception e) {
+    } catch (Exception e) {
-            e.printStackTrace();
+      e.printStackTrace();
-        } finally {
+    } finally {
-            try {
+      try {
-                if (fis != null) {
+        if (fis != null) {
-                    fis.close();
+          fis.close();
-                }
-            } catch (IOException e) {
-                e.printStackTrace();
-            }
         }
-        return properties;
+      } catch (IOException e) {
+        e.printStackTrace();
+      }
     }
+    return properties;
+  }
 
-    /**
+  /**
-     * 保存配置文件
+   * 保存配置文件
-     */
+   */
-    public static void saveConfig(File file, Properties properties) {
+  public static void saveConfig(File file, Properties properties) {
-        FileOutputStream fos = null;
+    FileOutputStream fos = null;
-        try {
+    try {
-            fos = new FileOutputStream(file, false);
+      fos = new FileOutputStream(file, false);
-            properties.store(fos, null);
+      properties.store(fos, null);
-        } catch (Exception e) {
+    } catch (Exception e) {
-            e.printStackTrace();
+      e.printStackTrace();
-        } finally {
+    } finally {
-            try {
+      try {
-                if (fos != null) {
+        if (fos != null) {
-                    fos.flush();
+          fos.flush();
-                    fos.close();
+          fos.close();
-                }
-            } catch (IOException e) {
-                e.printStackTrace();
-            }
         }
+      } catch (IOException e) {
+        e.printStackTrace();
+      }
     }
+  }
 }

downloadutil/src/main/res/values/strings.xml

@@ -1,8 +1,8 @@
 <resources>
-    <string name="app_name">DownloadUtil</string>
+  <string name="app_name">DownloadUtil</string>
 
-    <string name="error_entity_null">下载实体不能为空</string>
+  <string name="error_entity_null">下载实体不能为空</string>
-    <string name="error_download_url_null">下载链接不能为空</string>
+  <string name="error_download_url_null">下载链接不能为空</string>
-    <string name="error_download_path_null">存储地址不能为空</string>
+  <string name="error_download_path_null">存储地址不能为空</string>
-    <string name="error_file_name_null">文件名不能为空</string>
+  <string name="error_file_name_null">文件名不能为空</string>
 </resources>

downloadutil/src/test/java/com/arialyy/downloadutil/ExampleUnitTest.java

@@ -1,14 +0,0 @@
-package com.arialyy.downloadutil;
-
-import org.junit.Test;
-
-import static org.junit.Assert.assertEquals;
-
-/**
- * To work on unit tests, switch the Test Artifact in the Build Variants view.
- */
-public class ExampleUnitTest {
-    @Test public void addition_isCorrect() throws Exception {
-        assertEquals(4, 2 + 2);
-    }
-}