code: /*
   * Copyright 2019 Mitsunori Komatsu (komamitsu)
   *
   * 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 org.komamitsu.fluency.fluentd;
  
  import org.komamitsu.fluency.util.Tuple;
  
  import java.net.Socket;
  import java.util.List;
  import java.util.concurrent.CopyOnWriteArrayList;
  
  public class MockTCPServerWithMetrics
          extends MockTCPServer
  {
      private final List<Tuple<Type, Integer>> events = new CopyOnWriteArrayList<Tuple<Type, Integer>>();
      private final EventHandler eventHandler = new EventHandler()
      {
          @Override
          public void onConnect(Socket acceptSocket)
          {
              events.add(new Tuple<Type, Integer>(Type.CONNECT, null));
          }
  
          @Override
          public void onReceive(Socket acceptSocket, int len, byte[] data)
          {
              events.add(new Tuple<Type, Integer>(Type.RECEIVE, len));
          }
  
          @Override
          public void onClose(Socket acceptSocket)
          {
              events.add(new Tuple<Type, Integer>(Type.CLOSE, null));
          }
      };
  
      public MockTCPServerWithMetrics(boolean sslEnabled)
      {
          super(sslEnabled);
      }
  
      @Override
      protected EventHandler getEventHandler()
      {
          return eventHandler;
      }
  
      public List<Tuple<Type, Integer>> getEvents()
      {
          return events;
      }
  
      public enum Type
      {
          CONNECT, RECEIVE, CLOSE;
      }
  }
  