Android7.0 Messaging源码分析（2）

源码分析（2）"/>

Android7.0 Messaging源码分析（2）

  Messaging 源码位于 packages/apps/Messaging 目录下，application类名是BugleApplication,

  在 onCreate 方法里做了两件事，
  1 FactoryImpl.register(getApplicationContext(), this);
  2 Thread.setDefaultUncaughtExceptionHandler(this);

  来看看FactoryImpl.register(getApplicationContext(), this);做了什么事情，

         public static Factory register(final Context applicationContext, final BugleApplication application) {// This only gets called once (from BugleApplication.onCreate), but its not called in tests.Assert.isTrue(!sRegistered);Assert.isNull(Factory.get());final FactoryImpl factory = new FactoryImpl();Factory.setInstance(factory);sRegistered = true;// At this point Factory is published. Services can now get initialized and depend on Factory.get().factory.mApplication = application;factory.mApplicationContext = applicationContext;factory.mMemoryCacheManager = new MemoryCacheManager(); // 创建缓缓管理器factory.mMediaCacheManager = new BugleMediaCacheManager(); // 创建媒体缓存管理器factory.mMediaResourceManager = new MediaResourceManager(); // 创建媒体资源管理器factory.mBugleGservices = new