content: /*
   * MIT License
   *
   * Copyright (c) 2018 Alibaba Group
   *
   * Permission is hereby granted, free of charge, to any person obtaining a copy
   * of this software and associated documentation files (the "Software"), to deal
   * in the Software without restriction, including without limitation the rights
   * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
   * copies of the Software, and to permit persons to whom the Software is
   * furnished to do so, subject to the following conditions:
   *
   * The above copyright notice and this permission notice shall be included in all
   * copies or substantial portions of the Software.
   *
   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
   * SOFTWARE.
   */
  
  package com.tmall.wireless.tangram.eventbus;
  
  import android.os.Handler;
  import android.os.Looper;
  import android.os.Message;
  import android.support.annotation.NonNull;
  
  import java.util.List;
  
  /**
   * Created by longerian on 16/4/27.
   * Dispatch event in main thread
   */
  public class Dispatcher extends Handler implements IDispatcher {
  
      private IDispatcherDelegate mDispatcherDelegate;
  
      public Dispatcher(IDispatcherDelegate dispatcherDelegate) {
          super(Looper.getMainLooper());
          this.mDispatcherDelegate = dispatcherDelegate;
      }
  
      @Override
      public void handleMessage(Message msg) {
          super.handleMessage(msg);
          if (mDispatcherDelegate != null) {
              mDispatcherDelegate.dispatch((Event) msg.obj);
          }
          EventPool.sharedInstance().release((Event) msg.obj);
      }
  
      @Override
      public void start() {
  
      }
  
      @Override
      public boolean enqueue(@NonNull Event event) {
          Message msg = obtainMessage();
          msg.obj = event;
          return sendMessage(msg);
      }
  
      @Override
      public boolean enqueue(@NonNull List<Event> eventList) {
          for (int i = 0, size = eventList.size(); i < size; i++) {
              Message msg = obtainMessage();
              msg.obj = eventList.get(i);
              sendMessage(msg);
          }
          return true;
      }
  
      @Override
      public void stopSelf() {
          removeCallbacksAndMessages(null);
      }
  }
  