开始编写例子

app/build.gradle

@@ -1,36 +1,41 @@
 apply plugin: 'com.android.application'
 
 android {
-    compileSdkVersion 'Google Inc.:Google APIs:23'
-    buildToolsVersion "23.0.2"
+  compileSdkVersion 'Google Inc.:Google APIs:23'
+  buildToolsVersion "23.0.2"
 
-    defaultConfig {
-        applicationId "com.example.arial.downloaddemo"
-        minSdkVersion 15
-        targetSdkVersion 23
-        versionCode 1
-        versionName "1.0"
-    }
-    buildTypes {
-        release {
-            minifyEnabled false
-            proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
-        }
+  defaultConfig {
+    applicationId "com.arialyy.simple"
+    minSdkVersion 15
+    targetSdkVersion 23
+    versionCode 1
+    versionName "1.0"
+  }
+  buildTypes {
+    release {
+      minifyEnabled false
+      proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
     }
+  }
 
-    dataBinding {
-        enabled = true
-    }
+  dataBinding {
+    enabled = true
+  }
+
+  packagingOptions {
+    exclude 'META-INF/services/javax.annotation.processing.Processor'
+  }
 }
 
 dependencies {
-    compile fileTree(include: ['*.jar'], dir: 'libs')
-    testCompile 'junit:junit:4.12'
-    compile 'com.android.support:appcompat-v7:23.+'
-    compile 'com.android.support:design:23.+'
-    compile 'com.jakewharton:butterknife:7.0.1'
-    compile 'com.google.code.gson:gson:2.7'
-    compile 'com.squareup.okhttp3:okhttp:3.2.0'
-    compile 'com.arialyy.frame:MVVM2:2.2.0'
-    compile project(':downloadutil')
+  compile fileTree(include: ['*.jar'], dir: 'libs')
+  testCompile 'junit:junit:4.12'
+  compile 'com.android.support:appcompat-v7:23.+'
+  compile 'com.android.support:design:23.+'
+  compile 'com.jakewharton:butterknife:7.0.1'
+  compile 'com.google.code.gson:gson:2.7'
+  compile 'com.squareup.okhttp3:okhttp:3.2.0'
+  compile 'com.arialyy.frame:MVVM2:2.2.0'
+  compile 'com.arialyy.absadapter:AbsAdapter:1.1.2'
+  compile project(':downloadutil')
 }