通常在使用Dagger2和android时，我有以下内容:@Singleton@Component(modules={ApplicationModule.class})publicinterfaceApplicationComponent{voidinject(MainActivityactivity);}publicclassMainActivityextendsActivity{@InjectSharedPreferencesmSharedPrefs;@OverridepublicvoidonCreate(BundlesavedInstanceState){super.onCrea