Files
Android11/external/dagger2/java/dagger/example/android/simple/MainActivity.java
2023-10-13 14:01:41 +00:00

70 lines
2.1 KiB
Java

/*
* Copyright (C) 2017 The Dagger Authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package dagger.example.android.simple;
import android.os.Bundle;
import android.util.Log;
import android.widget.TextView;
import dagger.Binds;
import dagger.android.AndroidInjector;
import dagger.android.support.DaggerAppCompatActivity;
import dagger.multibindings.ClassKey;
import dagger.multibindings.IntoMap;
import javax.inject.Inject;
/**
* The main activity application. It can be injected with any binding from both {@link Component}
* and {@link dagger.example.android.simple.SimpleApplication.Component}.
*/
public class MainActivity extends DaggerAppCompatActivity {
@dagger.Subcomponent
interface Component extends AndroidInjector<MainActivity> {
@dagger.Subcomponent.Builder
abstract class Builder extends AndroidInjector.Builder<MainActivity> {}
}
@dagger.Module(subcomponents = Component.class)
abstract class Module {
@Binds
@IntoMap
@ClassKey(MainActivity.class)
abstract AndroidInjector.Factory<?> bind(Component.Builder builder);
}
private static final String TAG = MainActivity.class.getSimpleName();
@Inject @Model String model;
@Inject
void logInjection() {
Log.i(TAG, "Injecting " + MainActivity.class.getSimpleName());
}
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
TextView greeting = (TextView) findViewById(R.id.greeting);
String text = getResources().getString(R.string.welcome, model);
greeting.setText(text);
}
}