content: /*
   * 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.view.KeyEvent;
  import android.view.MotionEvent;
  import androidx.annotation.RestrictTo;
  import androidx.annotation.RestrictTo.Scope;
  import androidx.test.espresso.InjectEventSecurityException;
  import androidx.test.espresso.UiController;
  import androidx.test.internal.platform.ServiceLoaderWrapper;
  import dagger.Module;
  import dagger.Provides;
  import javax.inject.Singleton;
  
  /**
   * Dagger module for UiController.
   *
   * @hide
   */
  @RestrictTo(Scope.LIBRARY)
  @Module
  public class UiControllerModule {
  
    @Provides
    @Singleton
    public UiController provideUiController(UiControllerImpl uiControllerImpl) {
      androidx.test.platform.ui.UiController platformUiController =
          ServiceLoaderWrapper.loadSingleServiceOrNull(androidx.test.platform.ui.UiController.class);
      if (platformUiController == null) {
        return uiControllerImpl;
      } else {
        return new EspressoUiControllerAdapter(platformUiController);
      }
    }
  
    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() {}
    }
  }
  