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1   /*
2    * Copyright 2012 The Netty Project
3    *
4    * The Netty Project licenses this file to you under the Apache License,
5    * version 2.0 (the "License"); you may not use this file except in compliance
6    * with the License. You may obtain a copy of the License at:
7    *
8    *   http://www.apache.org/licenses/LICENSE-2.0
9    *
10   * Unless required by applicable law or agreed to in writing, software
11   * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
12   * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
13   * License for the specific language governing permissions and limitations
14   * under the License.
15   */
16  package org.jboss.netty.channel.socket.http;
17  
18  import org.jboss.netty.channel.ChannelPipeline;
19  import org.jboss.netty.channel.ChannelSink;
20  import org.jboss.netty.channel.socket.ClientSocketChannelFactory;
21  import org.jboss.netty.channel.socket.SocketChannel;
22  
23  /**
24   * Creates a client-side {@link SocketChannel} which connects to an
25   * {@link HttpTunnelingServlet} to communicate with the server application
26   * behind the {@link HttpTunnelingServlet}.  Please refer to the
27   * <a href="package-summary.html#package_description">package summary</a> for
28   * the detailed usage.
29   * @apiviz.landmark
30   */
31  public class HttpTunnelingClientSocketChannelFactory implements ClientSocketChannelFactory {
32  
33      private final ChannelSink sink = new HttpTunnelingClientSocketPipelineSink();
34      private final ClientSocketChannelFactory clientSocketChannelFactory;
35  
36      /**
37       * Creates a new instance.
38       */
39      public HttpTunnelingClientSocketChannelFactory(ClientSocketChannelFactory clientSocketChannelFactory) {
40          this.clientSocketChannelFactory = clientSocketChannelFactory;
41      }
42  
43      public SocketChannel newChannel(ChannelPipeline pipeline) {
44          return new HttpTunnelingClientSocketChannel(this, pipeline, sink, clientSocketChannelFactory);
45      }
46  
47      public void releaseExternalResources() {
48          clientSocketChannelFactory.releaseExternalResources();
49      }
50  
51      public void shutdown() {
52          clientSocketChannelFactory.shutdown();
53      }
54  }