UiControllerModule.java
/*
* Copyright (C) 2018 The Android Open Source Project
*
* 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 androidx.test.espresso.base;
import android.util.Log;
import android.view.KeyEvent;
import android.view.MotionEvent;
import androidx.test.espresso.InjectEventSecurityException;
import androidx.test.espresso.UiController;
import androidx.test.internal.platform.ServiceLoaderWrapper;
import dagger.Module;
import dagger.Provides;
import java.util.List;
import javax.inject.Singleton;
/**
* Dagger module for UiController.
*
* @hide
*/
@Module
public class UiControllerModule {
@Provides
@Singleton
public UiController provideUiController(UiControllerImpl uiControllerImpl) {
List<androidx.test.platform.ui.UiController> platformUiControllers =
ServiceLoaderWrapper.loadService(androidx.test.platform.ui.UiController.class);
if (platformUiControllers.isEmpty()) {
return uiControllerImpl;
} else if (platformUiControllers.size() == 1) {
return new EspressoUiControllerAdapter(platformUiControllers.get(0));
} else {
throw new IllegalStateException(
"Found more than one androidx.test.internal.platform.UiController");
}
}
private static class EspressoUiControllerAdapter implements InterruptableUiController {
private final androidx.test.platform.ui.UiController platformUiController;
private EspressoUiControllerAdapter(
androidx.test.platform.ui.UiController platformUiController) {
this.platformUiController = platformUiController;
}
@Override
public boolean injectMotionEvent(MotionEvent event) throws InjectEventSecurityException {
try {
return platformUiController.injectMotionEvent(event);
} catch (androidx.test.platform.ui.InjectEventSecurityException e) {
throw new InjectEventSecurityException(e);
}
}
@Override
public boolean injectKeyEvent(KeyEvent event) throws InjectEventSecurityException {
try {
return platformUiController.injectKeyEvent(event);
} catch (androidx.test.platform.ui.InjectEventSecurityException e) {
throw new InjectEventSecurityException(e);
}
}
@Override
public boolean injectString(String str) throws InjectEventSecurityException {
try {
return platformUiController.injectString(str);
} catch (androidx.test.platform.ui.InjectEventSecurityException e) {
throw new InjectEventSecurityException(e);
}
}
@Override
public void loopMainThreadUntilIdle() {
platformUiController.loopMainThreadUntilIdle();
}
@Override
public void loopMainThreadForAtLeast(long millisDelay) {
platformUiController.loopMainThreadForAtLeast(millisDelay);
}
@Override
public void interruptEspressoTasks() {
Log.w("UiController", "interruptEspressoTasks called, no-op");
}
}
}