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1   //
2   //  ========================================================================
3   //  Copyright (c) 1995-2012 Mort Bay Consulting Pty. Ltd.
4   //  ------------------------------------------------------------------------
5   //  All rights reserved. This program and the accompanying materials
6   //  are made available under the terms of the Eclipse Public License v1.0
7   //  and Apache License v2.0 which accompanies this distribution.
8   //
9   //      The Eclipse Public License is available at
10  //      http://www.eclipse.org/legal/epl-v10.html
11  //
12  //      The Apache License v2.0 is available at
13  //      http://www.opensource.org/licenses/apache2.0.php
14  //
15  //  You may elect to redistribute this code under either of these licenses.
16  //  ========================================================================
17  //
18  
19  package org.eclipse.jetty.server.nio;
20  
21  import java.io.IOException;
22  import java.nio.channels.SelectionKey;
23  import java.nio.channels.SocketChannel;
24  import java.util.ConcurrentModificationException;
25  import java.util.List;
26  import java.util.concurrent.CopyOnWriteArrayList;
27  import java.util.concurrent.Executor;
28  
29  import org.eclipse.jetty.io.ByteBufferPool;
30  import org.eclipse.jetty.io.EndPoint;
31  import org.eclipse.jetty.io.NetworkTrafficListener;
32  import org.eclipse.jetty.io.NetworkTrafficSelectChannelEndPoint;
33  import org.eclipse.jetty.io.SelectChannelEndPoint;
34  import org.eclipse.jetty.io.SelectorManager;
35  import org.eclipse.jetty.server.ConnectionFactory;
36  import org.eclipse.jetty.server.HttpConnectionFactory;
37  import org.eclipse.jetty.server.ServerConnector;
38  import org.eclipse.jetty.server.Server;
39  import org.eclipse.jetty.util.ssl.SslContextFactory;
40  import org.eclipse.jetty.util.thread.Scheduler;
41  
42  /**
43   * <p>A specialized version of {@link ServerConnector} that supports {@link NetworkTrafficListener}s.</p>
44   * <p>{@link NetworkTrafficListener}s can be added and removed dynamically before and after this connector has
45   * been started without causing {@link ConcurrentModificationException}s.</p>
46   */
47  public class NetworkTrafficSelectChannelConnector extends ServerConnector
48  {
49      private final List<NetworkTrafficListener> listeners = new CopyOnWriteArrayList<NetworkTrafficListener>();
50  
51      public NetworkTrafficSelectChannelConnector(Server server)
52      {
53          this(server,null,null,null,0,0,new HttpConnectionFactory());
54      }
55  
56      public NetworkTrafficSelectChannelConnector(Server server, ConnectionFactory connectionFactory, SslContextFactory sslContextFactory)
57      {
58          super(server,sslContextFactory,connectionFactory);
59      }
60  
61      public NetworkTrafficSelectChannelConnector(Server server, ConnectionFactory connectionFactory)
62      {
63          super(server,connectionFactory);
64      }
65  
66      public NetworkTrafficSelectChannelConnector(Server server, Executor executor, Scheduler scheduler, ByteBufferPool pool, int acceptors, int selectors,
67          ConnectionFactory... factories)
68      {
69          super(server,executor,scheduler,pool,acceptors,selectors,factories);
70      }
71  
72      public NetworkTrafficSelectChannelConnector(Server server, SslContextFactory sslContextFactory)
73      {
74          super(server,sslContextFactory);
75      }
76  
77      /**
78       * @param listener the listener to add
79       */
80      public void addNetworkTrafficListener(NetworkTrafficListener listener)
81      {
82          listeners.add(listener);
83      }
84  
85      /**
86       * @param listener the listener to remove
87       */
88      public void removeNetworkTrafficListener(NetworkTrafficListener listener)
89      {
90          listeners.remove(listener);
91      }
92  
93      @Override
94      protected SelectChannelEndPoint newEndPoint(SocketChannel channel, SelectorManager.ManagedSelector selectSet, SelectionKey key) throws IOException
95      {
96          NetworkTrafficSelectChannelEndPoint endPoint = new NetworkTrafficSelectChannelEndPoint(channel, selectSet, key, getScheduler(), getIdleTimeout(), listeners);
97          endPoint.notifyOpened();
98          return endPoint;
99      }
100 
101 }