content: /*
   * Copyright 2016, 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 <%= appPackage %>;
  
  import android.os.Handler;
  
  import java.util.concurrent.ArrayBlockingQueue;
  import java.util.concurrent.Executors;
  import java.util.concurrent.ThreadPoolExecutor;
  import java.util.concurrent.TimeUnit;
  
  /**
   * Executes asynchronous tasks using a {@link ThreadPoolExecutor}.
   * <p>
   * See also {@link Executors} for a list of factory methods to create common
   * {@link java.util.concurrent.ExecutorService}s for different scenarios.
   */
  public class UseCaseThreadPoolScheduler implements UseCaseScheduler {
  
      private final Handler mHandler = new Handler();
  
      public static final int POOL_SIZE = 2;
  
      public static final int MAX_POOL_SIZE = 4;
  
      public static final int TIMEOUT = 30;
  
      ThreadPoolExecutor mThreadPoolExecutor;
  
      public UseCaseThreadPoolScheduler() {
          mThreadPoolExecutor = new ThreadPoolExecutor(POOL_SIZE, MAX_POOL_SIZE, TIMEOUT,
                  TimeUnit.SECONDS, new ArrayBlockingQueue<Runnable>(POOL_SIZE));
      }
  
      @Override
      public void execute(Runnable runnable) {
          mThreadPoolExecutor.execute(runnable);
      }
  
      @Override
      public <V extends UseCase.ResponseValue> void notifyResponse(final V response,
              final UseCase.UseCaseCallback<V> useCaseCallback) {
          mHandler.post(new Runnable() {
              @Override
              public void run() {
                  useCaseCallback.onSuccess(response);
              }
          });
      }
  
      @Override
      public <V extends UseCase.ResponseValue> void onError(
              final UseCase.UseCaseCallback<V> useCaseCallback) {
          mHandler.post(new Runnable() {
              @Override
              public void run() {
                  useCaseCallback.onError();
              }
          });
      }
  
  }
  