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1   /*
2    * Copyright 2009 Red Hat, Inc.
3    *
4    * Red Hat licenses this file to you under the Apache License, version 2.0
5    * (the "License"); you may not use this file except in compliance with the
6    * 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   *
30   * @author <a href="http://www.jboss.org/netty/">The Netty Project</a>
31   * @author Andy Taylor (andy.taylor@jboss.org)
32   * @author <a href="http://gleamynode.net/">Trustin Lee</a>
33   * @version $Rev: 2080 $, $Date: 2010-01-26 18:04:19 +0900 (Tue, 26 Jan 2010) $
34   *
35   * @apiviz.landmark
36   */
37  public class HttpTunnelingClientSocketChannelFactory implements ClientSocketChannelFactory {
38  
39      private final ChannelSink sink = new HttpTunnelingClientSocketPipelineSink();
40      private final ClientSocketChannelFactory clientSocketChannelFactory;
41  
42      /**
43       * Creates a new instance.
44       */
45      public HttpTunnelingClientSocketChannelFactory(ClientSocketChannelFactory clientSocketChannelFactory) {
46          this.clientSocketChannelFactory = clientSocketChannelFactory;
47      }
48  
49      public SocketChannel newChannel(ChannelPipeline pipeline) {
50          return new HttpTunnelingClientSocketChannel(this, pipeline, sink, clientSocketChannelFactory);
51      }
52  
53      public void releaseExternalResources() {
54          clientSocketChannelFactory.releaseExternalResources();
55      }
56  }