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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  }