ale*_*bel 7 android android-annotations dagger dagger-2
我遇到的错误如下:
引起:java.lang.IllegalArgumentException:没有为Class绑定的进程工厂.注射器工厂被绑定为MyActivity_的超类型:[MyActivity].你的意思是绑定注射器工厂的子类型?
据我所知,这是因为我正在使用AndroidAnnotations库.
AppComponent.class:
@Singleton
@Component(modules = {
AndroidInjectionModule.class,
AppModule.class,
ActivityBindingModule.class })
public interface AppComponent extends AndroidInjector<DaggerApplication> {
@Component.Builder
interface Builder {
@BindsInstance Builder application(Application application);
AppComponent build();
}
void inject(Application application);
@Override
void inject(DaggerApplication instance);
}
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AppModule.class:
@Module
public abstract class AppModule {
@Binds
abstract Context provideContext(Application application);
@Provides
@Singleton
static SharedPreferencesManager providesPreferences(Application application){
return SharedPreferencesManager_.getInstance_(application);
}
}
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ActivityBindingModule.class:
@Module
public abstract class ActivityBindingModule {
@ContributesAndroidInjector(modules = LoginActivityModule.class)
@LoginActivityScope
abstract LoginActivity bindLoginActivity();
}
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Application.class:
@EApplication
public class Application extends DaggerApplication {
@Inject
DispatchingAndroidInjector<Activity> activityDispatchingAndroidInjector;
protected AndroidInjector<? extends DaggerApplication> applicationInjector() {
AppComponent appComponent = DaggerAppComponent.builder()
.application(this)
.build();
appComponent.inject(this);
return appComponent;
}
}
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LoginActivityModule.class
@Module
public class LoginActivityModule {
@Provides
@LoginActivityScope
@ActivityContext
public Context providesContext(LoginActivity loginActivity){
return loginActivity;
}
@Provides
@LoginActivityScope
public LoginViewModel providesLoginViewModel(TelephonyManager telephonyManager,
LoginModel loginModel,
SharedPreferencesManager sharedPreferencesManager,
LoginRemoteRepository loginRemoteRepository){
return new LoginViewModel(telephonyManager, loginModel, sharedPreferencesManager, loginRemoteRepository,
new CompositeSubscription());
}
@Provides
@LoginActivityScope
public LoginRemoteRepository providesRemoteRepository(@ActivityContext Context context,
MainApi mainApi,
SharedPreferencesManager sharedPreferencesManager){
return new LoginRemoteRepository(mainApi, sharedPreferencesManager, context.getContentResolver());
}
@Provides
@LoginActivityScope
public LoginModel provideLoginModel(){
return new LoginModel();
}
@Provides
@LoginActivityScope
public TelephonyManager provideTelephonyManager(Context context){
return (TelephonyManager) context.getSystemService(Context.TELEPHONY_SERVICE);
}
}
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LoginActivity.class:
@EActivity(R.layout.activity_login)
public class LoginActivity {
@Inject
LoginViewModel loginViewModel;
@AfterViews
void afterViews(){
AndroidInjection.inject(this);
}
}
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如何处理 Dagger 2 错误: “Injector factory was bounds for supertypes of ... 你的意思是为子类型绑定一个注入器工厂吗?”
假设我们确实有一些 BaseActivity:
open class BaseActivity : MvpAppCompatActivity() {
override fun onCreate(savedInstanceState: Bundle?) {
AndroidInjection.inject(this)
super.onCreate(savedInstanceState)
}
}
Run Code Online (Sandbox Code Playgroud)我们还有一个 ActivityBuilder 模块(它提供 BaseActivity 本身)和一个模块,它提供成功运行 BaseActivity 所需的依赖项。
@Module
abstract class ActivityBuilder {
@ContributesAndroidInjector(modules = [BaseModule::class])
abstract fun bindBaseActivity(): BaseActivity
}
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如果我们添加一个像这样的 ChildActivity
类 ChildActivity : BaseActivity() { }
思考:“嘿,Dagger 2 将满足 BaseActivity 的依赖关系,因为我们正在扩展它,我们将启动并运行 ChildActivity,对吧?”。错误的。我们会得到一个异常“注入器工厂绑定了......的超类型。你的意思是为子类型绑定注入器工厂吗?”
a) 将 AndroidInjection.inject(this) 添加到 ChildActivity onCreate() 方法中:
class ChildActivity : BaseActivity() {
override fun onCreate(savedInstanceState: Bundle?) {
AndroidInjection.inject(this)
super.onCreate(savedInstanceState)
}
}
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b) 将 BaseActivity 的所有子类添加到 ActivityBuilder 模块(提供活动)。请注意,满足 BaseActivity 依赖关系的 BaseModule 也应包含在子类 (ChildActivity) 的 @ContributesAndroidInjector 中
@Module
abstract class ActivityBuilder {
@ContributesAndroidInjector(modules = [BaseModule::class])
abstract fun bindBaseActivity(): BaseActivity
//Adding subclasses
@ContributesAndroidInjector(modules = [BaseModule::class])
abstract fun bindChildActivity(): ChildActivity
}
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只是一个明智的猜测:这可能是因为当您使用 AndroidAnnotations 时,您的 Class 实际上被称为不同(它们在某处添加了下划线)。然后你必须像这样定义绑定(不确定下划线在哪里):
@ContributesAndroidInjector(modules = LoginActivityModule_.class)
@LoginActivityScope
abstract LoginActivity bindLoginActivity();
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