the new frame for android 开发必须遵循：Android 开发最佳实践 增加一条：所有的程序员都应该使用java和Android平台提供的预定义注解类型 Android:在Android的包android.support.annotation;中有很多的注解类型（各种资源引用的限制IdRes,StyleRes,NonNull等） Java:在java.lang中有Deprecated，SuppressWarnings等
浏览打开图片组件 PhotoView-Github
内存优化 http://androidperformance.com/2015/07/20/Android-Performance-Memory-Google.html
包结构变更-名字等
网络请求
图片请求
json
内存清理,使用严苛模式（StrictMode）
使用内存检测LeakCanary
//图形处理
compile 'com.nineoldandroids:library:2.4.0'
//基础库
compile 'com.android.support:appcompat-v7:22.2.0'
//EventBus
compile 'org.greenrobot:eventbus:3.0.0'
//LeakCanary
debugCompile 'com.squareup.leakcanary:leakcanary-android:1.4-beta2'
releaseCompile 'com.squareup.leakcanary:leakcanary-android-no-op:1.4-beta2'
testCompile 'com.squareup.leakcanary:leakcanary-android-no-op:1.4-beta2'
混淆
#eventbus------------------
#http://greenrobot.org/eventbus/documentation/
-keepattributes *Annotation*
-keepclassmembers class ** {
@org.greenrobot.eventbus.Subscribe <methods>;
}
-keep enum org.greenrobot.eventbus.ThreadMode { *; }
# Only required if you use AsyncExecutor
-keepclassmembers class * extends org.greenrobot.eventbus.util.ThrowableFailureEvent {
<init>(java.lang.Throwable);
}
-keepclassmembers class ** {
public void onEvent*(**);
void onEvent*(**);
}
#retrofit------------------
#http://square.github.io/retrofit/
-dontwarn retrofit2.**
-keep class retrofit2.** { *; }
-keepattributes Signature
-keepattributes Exceptions
#fresco------------------
# http://frescolib.org/docs/index.html
# Keep our interfaces so they can be used by other ProGuard rules.
# See http://sourceforge.net/p/proguard/bugs/466/
-keep,allowobfuscation @interface com.facebook.common.internal.DoNotStrip
# Do not strip any method/class that is annotated with @DoNotStrip
-keep @com.facebook.common.internal.DoNotStrip class *
-keepclassmembers class * {
@com.facebook.common.internal.DoNotStrip *;
}
# Keep native methods
-keepclassmembers class * {
native <methods>;
}
-dontwarn okio.**
-dontwarn javax.annotation.**
-dontwarn com.android.volley.toolbox.**