例子编写

.idea/misc.xml

@@ -37,7 +37,7 @@
     <ConfirmationsSetting value="0" id="Add" />
     <ConfirmationsSetting value="0" id="Remove" />
   </component>
-  <component name="ProjectRootManager" version="2" languageLevel="JDK_1_7" default="true" assert-keyword="true" jdk-15="true" project-jdk-name="1.8" project-jdk-type="JavaSDK">
+  <component name="ProjectRootManager" version="2" languageLevel="JDK_1_8" default="true" assert-keyword="true" jdk-15="true" project-jdk-name="1.8" project-jdk-type="JavaSDK">
     <output url="file://$PROJECT_DIR$/build/classes" />
   </component>
   <component name="ProjectType">

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

@@ -1,10 +1,14 @@
 package com.arialyy.simple.activity;
 
+import android.os.Bundle;
+import android.support.v7.widget.LinearLayoutManager;
 import android.support.v7.widget.RecyclerView;
 
 import com.arialyy.simple.R;
+import com.arialyy.simple.adapter.DownloadAdapter;
 import com.arialyy.simple.base.BaseActivity;
 import com.arialyy.simple.databinding.ActivityMainBinding;
+import com.arialyy.simple.module.DownloadModule;
 
 import butterknife.Bind;
 
@@ -13,10 +17,16 @@ import butterknife.Bind;
  */
 public class MainActivity extends BaseActivity<ActivityMainBinding> {
     @Bind(R.id.list) RecyclerView mList;
+    DownloadAdapter mAdapter;
 
     @Override protected int setLayoutId() {
         return R.layout.activity_main;
     }
 
-
+    @Override protected void init(Bundle savedInstanceState) {
+        super.init(savedInstanceState);
+        mAdapter = new DownloadAdapter(this, getModule(DownloadModule.class).getDownloadData());
+        mList.setLayoutManager(new LinearLayoutManager(this));
+        mList.setAdapter(mAdapter);
+    }
 }

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

@@ -1,5 +1,8 @@
 package com.arialyy.simple.activity;
 
+import android.content.BroadcastReceiver;
+import android.content.Context;
+import android.content.Intent;
 import android.os.Bundle;
 import android.os.Environment;
 import android.os.Handler;
@@ -11,13 +14,19 @@ import android.widget.ProgressBar;
 import android.widget.TextView;
 import android.widget.Toast;
 
+import com.arialyy.downloadutil.core.DownloadManager;
+import com.arialyy.downloadutil.core.command.CommandFactory;
+import com.arialyy.downloadutil.core.command.IDownloadCommand;
+import com.arialyy.downloadutil.entity.DownloadEntity;
 import com.arialyy.downloadutil.util.DownLoadUtil;
 import com.arialyy.downloadutil.util.Util;
 import com.arialyy.simple.R;
 import com.arialyy.simple.base.BaseActivity;
 import com.arialyy.simple.databinding.ActivitySimpleBinding;
+import com.arialyy.simple.module.DownloadModule;
 
-import java.net.HttpURLConnection;
+import java.util.ArrayList;
+import java.util.List;
 
 import butterknife.Bind;
 
@@ -58,7 +67,9 @@ public class SimpleTestActivity extends BaseActivity<ActivitySimpleBinding> {
                     mStart.setText("开始");
                     break;
                 case DOWNLOAD_RESUME:
-                    Toast.makeText(SimpleTestActivity.this, "恢复下载，恢复位置 ==> " + Util.formatFileSize((Long) msg.obj), Toast.LENGTH_SHORT).show();
+                    Toast.makeText(SimpleTestActivity.this,
+                            "恢复下载，恢复位置 ==> " + Util.formatFileSize((Long) msg.obj),
+                            Toast.LENGTH_SHORT).show();
                     mStart.setEnabled(false);
                     break;
                 case DOWNLOAD_COMPLETE:
@@ -71,12 +82,27 @@ public class SimpleTestActivity extends BaseActivity<ActivitySimpleBinding> {
         }
     };
 
+    private BroadcastReceiver mReceiver = new BroadcastReceiver() {
+        @Override public void onReceive(Context context, Intent intent) {
+
+        }
+    };
+
     @Override protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
-
         init();
     }
 
+    @Override protected void onResume() {
+        super.onResume();
+        registerReceiver(mReceiver, getModule(DownloadModule.class).getDownloadFilter());
+    }
+
+    @Override protected void onDestroy() {
+        super.onDestroy();
+        unregisterReceiver(mReceiver);
+    }
+
     @Override protected int setLayoutId() {
         return R.layout.activity_simple;
     }
@@ -111,58 +137,19 @@ public class SimpleTestActivity extends BaseActivity<ActivitySimpleBinding> {
     }
 
     private void start() {
-        mUtil.download(this, mDownloadUrl, Environment.getExternalStorageDirectory().getPath() + "/test.apk", new DownLoadUtil.DownloadListener() {
+        DownloadEntity entity = new DownloadEntity();
-            long fileSize = 1;
+        entity.setFileName("test.apk");
+        entity.setDownloadUrl(mDownloadUrl);
+        entity.setDownloadPath(Environment.getExternalStorageDirectory().getPath() + "/test.apk");
+        List<IDownloadCommand> commands = new ArrayList<>();
+        IDownloadCommand addCommand = CommandFactory.getInstance()
+                .createCommand(this, entity, CommandFactory.TASK_CREATE);
+        IDownloadCommand startCommand = CommandFactory.getInstance()
+                .createCommand(this, entity, CommandFactory.TASK_START);
+        commands.add(addCommand);
+        commands.add(startCommand);
+        DownloadManager.getInstance(this).setCommands(commands).exe();
 
-            @Override public void onPreDownload(HttpURLConnection connection) {
-                super.onPreDownload(connection);
-                mPb.setMax(100);
-                fileSize = connection.getContentLength();
-                mUpdateHandler.obtainMessage(DOWNLOAD_PRE, fileSize).sendToTarget();
-            }
-
-            @Override public void onStart(long startLocation) {
-                super.onStart(startLocation);
-            }
-
-            @Override public void onChildResume(long resumeLocation) {
-                super.onChildResume(resumeLocation);
-            }
-
-            @Override public void onChildComplete(long finishLocation) {
-                super.onChildComplete(finishLocation);
-            }
-
-            @Override public void onProgress(long currentLocation) {
-                super.onProgress(currentLocation);
-                mPb.setProgress((int) (currentLocation * 100 / fileSize));
-            }
-
-            @Override public void onStop(long stopLocation) {
-                super.onStop(stopLocation);
-                mUpdateHandler.obtainMessage(DOWNLOAD_STOP).sendToTarget();
-            }
-
-            @Override public void onCancel() {
-                super.onCancel();
-                mUpdateHandler.obtainMessage(DOWNLOAD_CANCEL).sendToTarget();
-            }
-
-            @Override public void onResume(long resumeLocation) {
-                super.onResume(resumeLocation);
-                mUpdateHandler.obtainMessage(DOWNLOAD_RESUME, resumeLocation).sendToTarget();
-            }
-
-            @Override public void onFail() {
-                super.onFail();
-                mUpdateHandler.obtainMessage(DOWNLOAD_FAILE).sendToTarget();
-            }
-
-            @Override public void onComplete() {
-                super.onComplete();
-                mUpdateHandler.obtainMessage(DOWNLOAD_COMPLETE).sendToTarget();
-            }
-        });
     }
 
     private void stop() {

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

@@ -1,21 +1,66 @@
-//package com.arialyy.simple.module;
+package com.arialyy.simple.module;
-//
+
-//import android.content.Context;
+import android.content.Context;
-//import com.arialyy.downloadutil.entity.DownloadEntity;
+import android.content.IntentFilter;
-//import com.arialyy.simple.base.BaseModule;
+import android.os.Environment;
-//import java.util.ArrayList;
+
-//import java.util.List;
+import com.arialyy.downloadutil.core.DownloadManager;
-//
+import com.arialyy.downloadutil.entity.DownloadEntity;
-///**
+import com.arialyy.frame.util.AndroidUtils;
-// * Created by Lyy on 2016/9/27.
+import com.arialyy.frame.util.StringUtil;
-// */
+import com.arialyy.simple.R;
-//public class DownloadModule extends BaseModule{
+import com.arialyy.simple.base.BaseModule;
-//  public DownloadModule(Context context) {
+
-//    super(context);
+import java.util.ArrayList;
-//  }
+import java.util.List;
-//
+
-//  public List<DownloadEntity> getDownloadData(){
+/**
-//    List<DownloadEntity> list = new ArrayList<>();
+ * Created by Lyy on 2016/9/27.
-//    DownloadEntity entity
+ */
-//  }
+public class DownloadModule extends BaseModule {
-//}
+    public DownloadModule(Context context) {
+        super(context);
+    }
+
+    /**
+     * 设置下载数据
+     * @return
+     */
+    public List<DownloadEntity> getDownloadData() {
+        List<DownloadEntity> list = new ArrayList<>();
+        String[]             urls = getContext().getResources()
+                .getStringArray(R.array.test_apk_download_url);
+        for (String url : urls) {
+            String         fileName = StringUtil.keyToHashKey(url) + ".apk";
+            DownloadEntity entity   = new DownloadEntity();
+            entity.setDownloadUrl(url);
+            entity.setDownloadPath(getDownloadPath(url));
+            entity.setFileName(fileName);
+            list.add(entity);
+        }
+        return list;
+    }
+
+    /**
+     * 下载广播过滤器
+     * @return
+     */
+    public IntentFilter getDownloadFilter(){
+        IntentFilter filter = new IntentFilter();
+        filter.addCategory(getContext().getPackageName());
+        filter.addAction(DownloadManager.ACTION_PRE);
+        filter.addAction(DownloadManager.ACTION_RESUME);
+        filter.addAction(DownloadManager.ACTION_START);
+        filter.addAction(DownloadManager.ACTION_RUNNING);
+        filter.addAction(DownloadManager.ACTION_STOP);
+        filter.addAction(DownloadManager.ACTION_CANCEL);
+        filter.addAction(DownloadManager.ACTION_COMPLETE);
+        filter.addAction(DownloadManager.ACTION_FAIL);
+        return filter;
+    }
+
+    private String getDownloadPath(String url) {
+        return Environment.getExternalStorageDirectory().getPath() + "/" + AndroidUtils.getAppName(
+                getContext()) + "downloads/" + StringUtil.keyToHashKey(url) + ".apk";
+    }
+}

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

@@ -32,11 +32,13 @@ public class HorizontalProgressBarWithNumber extends ProgressBar {
     /**
      * offset of draw progress
      */
-    protected            int   mTextOffset                           = dp2px(DEFAULT_SIZE_TEXT_OFFSET);
+    protected            int   mTextOffset                           = dp2px(
+            DEFAULT_SIZE_TEXT_OFFSET);
     /**
      * height of reached progress bar
      */
-    protected            int   mReachedProgressBarHeight             = dp2px(DEFAULT_HEIGHT_REACHED_PROGRESS_BAR);
+    protected            int   mReachedProgressBarHeight             = dp2px(
+            DEFAULT_HEIGHT_REACHED_PROGRESS_BAR);
     /**
      * color of reached bar
      */
@@ -48,7 +50,8 @@ public class HorizontalProgressBarWithNumber extends ProgressBar {
     /**
      * height of unreached progress bar
      */
-    protected            int   mUnReachedProgressBarHeight           = dp2px(DEFAULT_HEIGHT_UNREACHED_PROGRESS_BAR);
+    protected            int   mUnReachedProgressBarHeight           = dp2px(
+            DEFAULT_HEIGHT_UNREACHED_PROGRESS_BAR);
     /**
      * view width except padding
      */
@@ -82,7 +85,10 @@ public class HorizontalProgressBarWithNumber extends ProgressBar {
             result = specSize;
         } else {
             float textHeight = (mPaint.descent() - mPaint.ascent());
-            result = (int) (getPaddingTop() + getPaddingBottom() + Math.max(Math.max(mReachedProgressBarHeight, mUnReachedProgressBarHeight), Math.abs(textHeight)));
+            result = (int) (getPaddingTop() + getPaddingBottom() + Math.max(
+                    Math.max(mReachedProgressBarHeight, mUnReachedProgressBarHeight),
+                    Math.abs(textHeight))
+            );
             if (specMode == MeasureSpec.AT_MOST) {
                 result = Math.min(result, specSize);
             }
@@ -95,15 +101,28 @@ public class HorizontalProgressBarWithNumber extends ProgressBar {
      */
     private void obtainStyledAttributes(AttributeSet attrs) {
         // init values from custom attributes
-        final TypedArray attributes = getContext().obtainStyledAttributes(attrs, R.styleable.HorizontalProgressBarWithNumber);
+        final TypedArray attributes = getContext().obtainStyledAttributes(attrs,
-        mTextColor = attributes.getColor(R.styleable.HorizontalProgressBarWithNumber_progress_text_color, DEFAULT_TEXT_COLOR);
+                R.styleable.HorizontalProgressBarWithNumber);
-        mTextSize = (int) attributes.getDimension(R.styleable.HorizontalProgressBarWithNumber_progress_text_size, mTextSize);
+        mTextColor = attributes.getColor(
-        mReachedBarColor = attributes.getColor(R.styleable.HorizontalProgressBarWithNumber_progress_reached_color, mTextColor);
+                R.styleable.HorizontalProgressBarWithNumber_progress_text_color,
-        mUnReachedBarColor = attributes.getColor(R.styleable.HorizontalProgressBarWithNumber_progress_unreached_color, DEFAULT_COLOR_UNREACHED_COLOR);
+                DEFAULT_TEXT_COLOR);
-        mReachedProgressBarHeight = (int) attributes.getDimension(R.styleable.HorizontalProgressBarWithNumber_progress_reached_bar_height, mReachedProgressBarHeight);
+        mTextSize = (int) attributes.getDimension(
-        mUnReachedProgressBarHeight = (int) attributes.getDimension(R.styleable.HorizontalProgressBarWithNumber_progress_unreached_bar_height, mUnReachedProgressBarHeight);
+                R.styleable.HorizontalProgressBarWithNumber_progress_text_size, mTextSize);
-        mTextOffset = (int) attributes.getDimension(R.styleable.HorizontalProgressBarWithNumber_progress_text_offset, mTextOffset);
+        mReachedBarColor = attributes.getColor(
-        int textVisible = attributes.getInt(R.styleable.HorizontalProgressBarWithNumber_progress_text_visibility, VISIBLE);
+                R.styleable.HorizontalProgressBarWithNumber_progress_reached_color, mTextColor);
+        mUnReachedBarColor = attributes.getColor(
+                R.styleable.HorizontalProgressBarWithNumber_progress_unreached_color,
+                DEFAULT_COLOR_UNREACHED_COLOR);
+        mReachedProgressBarHeight = (int) attributes.getDimension(
+                R.styleable.HorizontalProgressBarWithNumber_progress_reached_bar_height,
+                mReachedProgressBarHeight);
+        mUnReachedProgressBarHeight = (int) attributes.getDimension(
+                R.styleable.HorizontalProgressBarWithNumber_progress_unreached_bar_height,
+                mUnReachedProgressBarHeight);
+        mTextOffset = (int) attributes.getDimension(
+                R.styleable.HorizontalProgressBarWithNumber_progress_text_offset, mTextOffset);
+        int textVisible = attributes.getInt(
+                R.styleable.HorizontalProgressBarWithNumber_progress_text_visibility, VISIBLE);
         if (textVisible != VISIBLE) {
             mIfDrawText = false;
         }
@@ -151,13 +170,15 @@ public class HorizontalProgressBarWithNumber extends ProgressBar {
      * dp 2 px
      */
     protected int dp2px(int dpVal) {
-        return (int) TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, dpVal, getResources().getDisplayMetrics());
+        return (int) TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, dpVal,
+                getResources().getDisplayMetrics());
     }
 
     /**
      * sp 2 px
      */
     protected int sp2px(int spVal) {
-        return (int) TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_SP, spVal, getResources().getDisplayMetrics());
+        return (int) TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_SP, spVal,
+                getResources().getDisplayMetrics());
     }
 }

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

@@ -1,16 +1,16 @@
 <?xml version="1.0" encoding="utf-8"?>
 <resources>
     <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">
-      <enum name="visible" value="0" />
+            <enum name="visible" value="0"/>
-      <enum name="invisible" value="1" />
+            <enum name="invisible" value="1"/>
         </attr>
     </declare-styleable>
 </resources>

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

@@ -1,4 +1,18 @@
 <resources>
     <string name="app_name">DownloadDemo</string>
     <string name="action_settings">Settings</string>
+
+    <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/21/e8/61218d78d0e8b79df68dbc18dd484c97.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/18/cf/ba18113bc6cf56c1c5863e761e717003.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/22/94/822260b849944492caadd2983f9bb624.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/36/69/2d3699acfa69e9632262442c46516ad8.apk</item>-->
+    </string-array>
 </resources>

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

@@ -1,7 +1,9 @@
 package com.arialyy.downloadutil.core;
 
 import android.content.Context;
+
 import com.arialyy.downloadutil.core.command.IDownloadCommand;
+
 import java.util.ArrayList;
 import java.util.List;
 
@@ -93,10 +95,11 @@ public class DownloadManager {
     /**
      * 设置一组命令
      */
-  public void setCommands(List<IDownloadCommand> commands) {
+    public DownloadManager setCommands(List<IDownloadCommand> commands) {
         if (commands != null && commands.size() > 0) {
             mCommands.addAll(commands);
         }
+        return this;
     }
 
     /**

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

@@ -2,6 +2,7 @@ package com.arialyy.downloadutil.core;
 
 import android.content.Context;
 import android.util.Log;
+
 import com.arialyy.downloadutil.entity.DownloadEntity;
 
 /**
@@ -87,12 +88,18 @@ public class DownloadTarget extends IDownloadTarget {
     @Override public void removeTask(DownloadEntity entity) {
         Task task = mCachePool.getTask(entity.getDownloadUrl());
         if (task != null) {
-      Log.d(TAG, "任务删除" + (mCachePool.removeTask(task) ? "成功" : "失败"));
+            Log.d(TAG, "任务删除" + (mCachePool.removeTask(task) ?
+                    "成功" :
+                    "失败"
+            ));
         } else {
             task = mExecutePool.getTask(entity.getDownloadUrl());
         }
         if (task != null) {
-      Log.d(TAG, "任务删除" + (mCachePool.removeTask(task) ? "成功" : "失败"));
+            Log.d(TAG, "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");
         }

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

@@ -3,6 +3,7 @@ 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;

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

@@ -4,9 +4,11 @@ import android.content.Context;
 import android.content.Intent;
 import android.os.Handler;
 import android.util.Log;
+
 import com.arialyy.downloadutil.entity.DownloadEntity;
 import com.arialyy.downloadutil.util.DownLoadUtil;
 import com.arialyy.downloadutil.util.IDownloadListener;
+
 import java.net.HttpURLConnection;
 
 /**
@@ -36,8 +38,8 @@ public class Task {
             if (listener == null) {
                 listener = new DownloadListener(context, downloadEntity, outHandler);
             }
-      util.download(context, downloadEntity.getDownloadUrl(), downloadEntity.getDownloadPath(),
+            util.download(context, downloadEntity.getDownloadUrl(),
-          listener);
+                    downloadEntity.getDownloadPath(), listener);
         }
     }
 
@@ -79,7 +81,8 @@ public class Task {
         long lastLen  = 0;   //上一次发送长度
         DownloadEntity downloadEntity;
 
-    public DownloadListener(Context context, DownloadEntity downloadEntity, Handler outHandler) {
+        public DownloadListener(Context context, DownloadEntity downloadEntity,
+                                Handler outHandler) {
             this.context = context;
             this.outHandler = outHandler;
             this.downloadEntity = downloadEntity;

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

@@ -2,6 +2,7 @@ package com.arialyy.downloadutil.core;
 
 import android.content.Context;
 import android.os.Handler;
+
 import com.arialyy.downloadutil.entity.DownloadEntity;
 
 /**

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

@@ -1,6 +1,7 @@
 package com.arialyy.downloadutil.core.command;
 
 import android.content.Context;
+
 import com.arialyy.downloadutil.entity.DownloadEntity;
 
 /**

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

@@ -1,6 +1,7 @@
 package com.arialyy.downloadutil.core.command;
 
 import android.content.Context;
+
 import com.arialyy.downloadutil.entity.DownloadEntity;
 
 /**

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

@@ -1,6 +1,7 @@
 package com.arialyy.downloadutil.core.command;
 
 import android.content.Context;
+
 import com.arialyy.downloadutil.entity.DownloadEntity;
 
 /**

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

@@ -1,6 +1,7 @@
 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;

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

@@ -1,6 +1,7 @@
 package com.arialyy.downloadutil.core.command;
 
 import android.content.Context;
+
 import com.arialyy.downloadutil.entity.DownloadEntity;
 
 /**

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

@@ -1,6 +1,7 @@
 package com.arialyy.downloadutil.core.command;
 
 import android.content.Context;
+
 import com.arialyy.downloadutil.entity.DownloadEntity;
 
 /**

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

@@ -1,6 +1,7 @@
 package com.arialyy.downloadutil.core.command;
 
 import android.content.Context;
+
 import com.arialyy.downloadutil.entity.DownloadEntity;
 
 /**

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

@@ -2,9 +2,11 @@ package com.arialyy.downloadutil.core.pool;
 
 import android.text.TextUtils;
 import android.util.Log;
+
 import com.arialyy.downloadutil.core.Task;
 import com.arialyy.downloadutil.core.inf.IPool;
 import com.arialyy.downloadutil.util.Util;
+
 import java.util.HashMap;
 import java.util.Map;
 import java.util.PriorityQueue;
@@ -47,7 +49,10 @@ public class CachePool implements IPool {
                 return false;
             } else {
                 boolean s = mCacheQueue.offer(task);
-        Log.w(TAG, "任务添加" + (s ? "成功" : "失败，【" + url + "】"));
+                Log.w(TAG, "任务添加" + (s ?
+                        "成功" :
+                        "失败，【" + url + "】"
+                ));
                 if (s) {
                     mCacheArray.put(Util.keyToHashKey(url), task);
                 }

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

@@ -2,9 +2,11 @@ package com.arialyy.downloadutil.core.pool;
 
 import android.text.TextUtils;
 import android.util.Log;
+
 import com.arialyy.downloadutil.core.Task;
 import com.arialyy.downloadutil.core.inf.IPool;
 import com.arialyy.downloadutil.util.Util;
+
 import java.util.HashMap;
 import java.util.Map;
 import java.util.concurrent.ArrayBlockingQueue;
@@ -68,7 +70,10 @@ public class ExecutePool implements IPool {
     private boolean putNewTask(Task newTask) {
         String  url = newTask.getDownloadEntity().getDownloadUrl();
         boolean s   = mExecuteQueue.offer(newTask);
-    Log.w(TAG, "任务添加" + (s ? "成功" : "失败，【" + url + "】"));
+        Log.w(TAG, "任务添加" + (s ?
+                "成功" :
+                "失败，【" + url + "】"
+        ));
         if (s) {
             newTask.start();
             mExecuteArray.put(Util.keyToHashKey(url), newTask);

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

@@ -2,6 +2,7 @@ package com.arialyy.downloadutil.entity;
 
 import android.os.Parcel;
 import android.os.Parcelable;
+
 import com.arialyy.downloadutil.orm.DbEntity;
 
 /**
@@ -146,7 +147,9 @@ public class DownloadEntity extends DbEntity implements Parcelable, Cloneable {
         dest.writeLong(this.completeTime);
         dest.writeLong(this.fileSize);
         dest.writeInt(this.state);
-    dest.writeByte(this.isDownloadComplete ? (byte) 1 : (byte) 0);
+        dest.writeByte(this.isDownloadComplete ?
+                (byte) 1 :
+                (byte) 0);
         dest.writeLong(this.currentProgress);
         dest.writeInt(this.failNum);
     }

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

@@ -3,8 +3,10 @@ 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;
 
 /**
@@ -31,7 +33,7 @@ public class CheckHelp {
             Log.w(TAG, Resources.getSystem().getString(R.string.error_file_name_null));
             return false;
         } else if (TextUtils.isEmpty(entity.getDownloadPath())) {
-      Log.w(TAG, Resources.getSystem().getString(R.string.error_file_name_null));
+            Log.w(TAG, Resources.getSystem().getString(R.string.error_download_path_null));
             return false;
         }
         String fileName = entity.getFileName();

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

@@ -0,0 +1,63 @@
+package com.arialyy.downloadutil.help;
+
+import android.os.Environment;
+
+import java.security.MessageDigest;
+import java.security.NoSuchAlgorithmException;
+
+/**
+ * Created by lyy on 2016/9/27.
+ * 下载路径帮助类
+ */
+public class PathHelp {
+
+    /**
+     * 下载链接转换保存路径
+     *
+     * @param downloadUrl 下载链接
+     * @return 保存路径
+     */
+    public static String urlconvertPath(String downloadUrl) {
+        return Environment.getDownloadCacheDirectory().getPath() + "/" + StringToHashKey(
+                downloadUrl);
+    }
+
+    /**
+     * 字符串转换为hash码
+     *
+     * @param str
+     * @return
+     */
+    public static String StringToHashKey(String str) {
+        String cacheKey;
+        try {
+            final MessageDigest mDigest = MessageDigest.getInstance("MD5");
+            mDigest.update(str.getBytes());
+            cacheKey = bytesToHexString(mDigest.digest());
+        } catch (NoSuchAlgorithmException e) {
+            cacheKey = String.valueOf(str.hashCode());
+        }
+        return cacheKey;
+    }
+
+    /**
+     * 将普通字符串转换为16位进制字符串
+     *
+     * @param src
+     * @return
+     */
+    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();
+    }
+
+}

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

@@ -4,7 +4,9 @@ import android.content.Context;
 import android.database.Cursor;
 import android.database.sqlite.SQLiteDatabase;
 import android.support.annotation.NonNull;
+
 import com.arialyy.downloadutil.util.Util;
+
 import java.lang.reflect.Constructor;
 import java.lang.reflect.Field;
 import java.lang.reflect.InvocationTargetException;
@@ -77,7 +79,7 @@ public class DbEntity {
      * 删除当前数据
      */
     public void deleteData() {
-    mUtil.delData(this, new Object[] { "rowid" }, new Object[] { rowID });
+        mUtil.delData(this, new Object[]{"rowid"}, new Object[]{rowID});
     }
 
     /**
@@ -108,7 +110,9 @@ public class DbEntity {
      */
     public <T extends DbEntity> List<T> findAllData(Class<T> clazz) {
         Cursor cursor = mUtil.findAllData(this);
-    return cursor.getCount() > 0 ? newInstanceEntity(clazz, cursor) : null;
+        return cursor.getCount() > 0 ?
+                newInstanceEntity(clazz, cursor) :
+                null;
     }
 
     /**
@@ -119,7 +123,9 @@ public class DbEntity {
     public <T extends DbEntity> List<T> findDatas(Class<T> clazz, @NonNull Object[] wheres,
                                                   @NonNull Object[] values) {
         Cursor cursor = mUtil.findData(this, wheres, values);
-    return cursor.getCount() > 0 ? newInstanceEntity(clazz, cursor) : null;
+        return cursor.getCount() > 0 ?
+                newInstanceEntity(clazz, cursor) :
+                null;
     }
 
     /**
@@ -130,7 +136,9 @@ public class DbEntity {
     public <T extends DbEntity> T findData(Class<T> clazz, @NonNull Object[] wheres,
                                            @NonNull Object[] values) {
         Cursor cursor = mUtil.findData(this, wheres, values);
-    return cursor.getCount() > 0 ? newInstanceEntity(clazz, cursor).get(0) : null;
+        return cursor.getCount() > 0 ?
+                newInstanceEntity(clazz, cursor).get(0) :
+                null;
     }
 
     /**
@@ -142,8 +150,10 @@ public class DbEntity {
         if (fields != null && fields.length > 0) {
             try {
                 while (cursor.moveToNext()) {
-          Class[] paramTypes = { Context.class, boolean.class };
+                    Class[]        paramTypes = {Context.class,
-          Object[] params = { mContext, false };
+                            boolean.class};
+                    Object[]       params     = {mContext,
+                            false};
                     Constructor<T> con        = clazz.getConstructor(paramTypes);
                     T              entity     = con.newInstance(params);
                     for (Field field : fields) {
@@ -165,7 +175,8 @@ public class DbEntity {
                         } 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"));
+                            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) {

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

@@ -4,7 +4,9 @@ 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;
 
 /**
@@ -60,7 +62,9 @@ public class DbUtil {
         int i = 0;
         for (Object where : wheres) {
             sb.append(where).append("=").append("'").append(values[i]).append("'");
-      sb.append(i >= wheres.length - 1 ? "" : ",");
+            sb.append(i >= wheres.length - 1 ?
+                    "" :
+                    ",");
             i++;
         }
         print(DEL_DATA, sb.toString());
@@ -83,7 +87,9 @@ public class DbUtil {
                 if (ignore != null && ignore.value()) {
                     continue;
                 }
-        sb.append(i > 0 ? ", " : "");
+                sb.append(i > 0 ?
+                        ", " :
+                        "");
                 try {
                     sb.append(field.getName())
                             .append(" = '")
@@ -112,7 +118,8 @@ public class DbUtil {
     /**
      * 条件查寻数据
      */
-  protected Cursor findData(DbEntity dbEntity, @NonNull Object[] wheres, @NonNull Object[] values) {
+    protected Cursor findData(DbEntity dbEntity, @NonNull Object[] wheres,
+                              @NonNull Object[] values) {
         if (wheres.length <= 0 || values.length <= 0) {
             Log.e(TAG, "请输入查询条件");
             return null;
@@ -125,7 +132,9 @@ public class DbUtil {
         int i = 0;
         for (Object where : wheres) {
             sb.append(where).append("=").append("'").append(values[i]).append("'");
-      sb.append(i >= wheres.length - 1 ? "" : ", ");
+            sb.append(i >= wheres.length - 1 ?
+                    "" :
+                    ", ");
             i++;
         }
         print(FIND_DATA, sb.toString());
@@ -148,7 +157,9 @@ public class DbUtil {
                 if (ignore != null && ignore.value()) {
                     continue;
                 }
-        sb.append(i > 0 ? ", " : "");
+                sb.append(i > 0 ?
+                        ", " :
+                        "");
                 sb.append(field.getName());
                 i++;
             }
@@ -160,7 +171,9 @@ public class DbUtil {
                 if (ignore != null && ignore.value()) {
                     continue;
                 }
-        sb.append(i > 0 ? ", " : "");
+                sb.append(i > 0 ?
+                        ", " :
+                        "");
                 sb.append("'");
                 try {
                     sb.append(field.get(dbEntity)).append("'");
@@ -238,7 +251,9 @@ public class DbUtil {
                 } else {
                     sb.append(" blob");
                 }
-        sb.append(i >= fields.length - ignoreNum - 1 ? "" : ", ");
+                sb.append(i >= fields.length - ignoreNum - 1 ?
+                        "" :
+                        ", ");
             }
             sb.append(");");
             print(CREATE_TABLE, sb.toString());
@@ -310,7 +325,9 @@ public class DbUtil {
         int i = 0;
         for (Object where : wheres) {
             sb.append(where).append("=").append("'").append(values[i]).append("'");
-      sb.append(i >= wheres.length - 1 ? "" : ",");
+            sb.append(i >= wheres.length - 1 ?
+                    "" :
+                    ",");
             i++;
         }
         print(ROW_ID, sb.toString());

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

@@ -4,6 +4,7 @@ import android.content.Context;
 import android.support.annotation.NonNull;
 import android.util.Log;
 import android.util.SparseArray;
+
 import java.io.File;
 import java.io.IOException;
 import java.io.InputStream;
@@ -79,7 +80,8 @@ public class DownLoadUtil {
      * @param downloadListener 下载进度监听 {@link DownloadListener}
      */
     public void download(final Context context, @NonNull final String downloadUrl,
-      @NonNull final String filePath, @NonNull final IDownloadListener downloadListener) {
+                         @NonNull final String filePath,
+                         @NonNull final IDownloadListener downloadListener) {
         isDownloading = true;
         mCurrentLocation = 0;
         isStop = false;
@@ -88,8 +90,8 @@ public class DownLoadUtil {
         mStopNum = 0;
         final File dFile = new File(filePath);
         //读取已完成的线程数
-    final File configFile =
+        final File configFile = new File(
-        new File(context.getFilesDir().getPath() + "/temp/" + dFile.getName() + ".properties");
+                context.getFilesDir().getPath() + "/temp/" + dFile.getName() + ".properties");
         try {
             if (!configFile.exists()) { //记录文件被删除，则重新下载
                 isNewTask = true;
@@ -175,9 +177,8 @@ public class DownLoadUtil {
                             }
                             //分配下载位置
                             Object record = pro.getProperty(dFile.getName() + "_record_" + i);
-              if (!isNewTask
+                            if (!isNewTask && record != null && Long.parseLong(
-                  && record != null
+                                    record + "") > 0) {       //如果有记录，则恢复下载
-                  && 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 ++++++++++");
@@ -195,8 +196,8 @@ public class DownLoadUtil {
                             if (i == (THREAD_NUM - 1)) {
                                 endL = fileLength;//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
                             }
-              DownloadEntity entity =
+                            DownloadEntity entity = new DownloadEntity(context, fileLength,
-                  new DownloadEntity(context, fileLength, downloadUrl, dFile, i, startL, endL);
+                                    downloadUrl, dFile, i, startL, endL);
                             DownLoadTask task = new DownLoadTask(entity);
                             tasks.put(i, new Thread(task));
                         }
@@ -216,12 +217,9 @@ public class DownLoadUtil {
                         failDownload("下载失败，返回码：" + code);
                     }
                 } catch (IOException e) {
-          failDownload("下载失败【downloadUrl:"
+                    failDownload(
-              + downloadUrl
+                            "下载失败【downloadUrl:" + downloadUrl + "】\n【filePath:" + filePath + "】" + Util
-              + "】\n【filePath:"
+                                    .getPrintException(e));
-              + filePath
-              + "】"
-              + Util.getPrintException(e));
                 }
             }
         }).start();
@@ -245,23 +243,15 @@ public class DownLoadUtil {
 
         public DownLoadTask(DownloadEntity downloadInfo) {
             this.dEntity = downloadInfo;
-      configFPath = dEntity.context.getFilesDir().getPath()
+            configFPath = dEntity.context.getFilesDir()
-          + "/temp/"
+                    .getPath() + "/temp/" + dEntity.tempFile.getName() + ".properties";
-          + dEntity.tempFile.getName()
-          + ".properties";
         }
 
         @Override public void run() {
             long currentLocation = 0;
             try {
-        Log.d(TAG, "线程_"
+                Log.d(TAG,
-            + dEntity.threadId
+                        "线程_" + dEntity.threadId + "_正在下载【" + "开始位置 : " + dEntity.startLocation + "，结束位置：" + dEntity.endLocation + "】");
-            + "_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
@@ -328,7 +318,8 @@ public class DownLoadUtil {
                         String location = String.valueOf(currentLocation);
                         Log.i(TAG,
                                 "thread_" + dEntity.threadId + "_stop, stop location ==> " + currentLocation);
-            writeConfig(dEntity.tempFile.getName() + "_record_" + dEntity.threadId, location);
+                        writeConfig(dEntity.tempFile.getName() + "_record_" + dEntity.threadId,
+                                location);
                         if (mStopNum == THREAD_NUM) {
                             Log.d(TAG, "++++++++++++++++ onStop +++++++++++++++++");
                             isDownloading = false;
@@ -357,7 +348,8 @@ public class DownLoadUtil {
                 synchronized (DownLoadUtil.this) {
                     try {
                         String location = String.valueOf(currentLocation);
-            writeConfig(dEntity.tempFile.getName() + "_record_" + dEntity.threadId, location);
+                        writeConfig(dEntity.tempFile.getName() + "_record_" + dEntity.threadId,
+                                location);
                         failDownload("下载链接异常");
                     } catch (IOException e1) {
                         e1.printStackTrace();
@@ -367,8 +359,10 @@ public class DownLoadUtil {
                 synchronized (DownLoadUtil.this) {
                     try {
                         String location = String.valueOf(currentLocation);
-            writeConfig(dEntity.tempFile.getName() + "_record_" + dEntity.threadId, location);
+                        writeConfig(dEntity.tempFile.getName() + "_record_" + dEntity.threadId,
-            failDownload("下载失败【" + dEntity.downloadUrl + "】" + Util.getPrintException(e));
+                                location);
+                        failDownload(
+                                "下载失败【" + dEntity.downloadUrl + "】" + Util.getPrintException(e));
                     } catch (IOException e1) {
                         e1.printStackTrace();
                     }
@@ -377,7 +371,8 @@ public class DownLoadUtil {
                 synchronized (DownLoadUtil.this) {
                     try {
                         String location = String.valueOf(currentLocation);
-            writeConfig(dEntity.tempFile.getName() + "_record_" + dEntity.threadId, location);
+                        writeConfig(dEntity.tempFile.getName() + "_record_" + dEntity.threadId,
+                                location);
                         failDownload("获取流失败" + Util.getPrintException(e));
                     } catch (IOException e1) {
                         e1.printStackTrace();

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

@@ -1,6 +1,7 @@
 package com.arialyy.downloadutil.util;
 
 import android.util.Log;
+
 import java.io.File;
 import java.io.FileInputStream;
 import java.io.FileOutputStream;