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    1   /***
    2    *
    3    * Copyright 2004 Protique Ltd
    4    *
    5    * Licensed under the Apache License, Version 2.0 (the "License");
    6    * you may not use this file except in compliance with the License.
    7    * You may obtain a copy of the License at
    8    *
    9    * http://www.apache.org/licenses/LICENSE-2.0
    10   *
    11   * Unless required by applicable law or agreed to in writing, software
    12   * distributed under the License is distributed on an "AS IS" BASIS,
    13   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    14   * See the License for the specific language governing permissions and
    15   * limitations under the License.
    16   *
    17   **/
    18  package org.codehaus.activemq.transport.tcp;
    19
    20  import EDU.oswego.cs.dl.util.concurrent.Executor;
    21  import org.codehaus.activemq.message.WireFormat;
    22  import org.codehaus.activemq.transport.TransportChannel;
    23
    24  import javax.jms.JMSException;
    25  import javax.net.SocketFactory;
    26  import java.io.IOException;
    27  import java.net.InetAddress;
    28  import java.net.Socket;
    29  import java.net.URI;
    30
    31  /***
    32   * A factory of TcpTransportChannelFactory instances using a SocketFactory
    33   *
    34   * @version $Revision: 1.5 $
    35   */
    36  public class SfTransportChannelFactory extends TcpTransportChannelFactory {
    37
    38      private SocketFactory socketFactory;
    39      private Executor executor;
    40
    41      public SfTransportChannelFactory(SocketFactory socketFactory) {
    42          this.socketFactory = socketFactory;
    43      }
    44
    45      /***
    46       * Create a Channel to a remote Node - e.g. a Broker
    47       *
    48       * @param wireFormat
    49       * @param remoteLocation
    50       * @return the TransportChannel bound to the remote node
    51       * @throws JMSException
    52       */
    53      public TransportChannel create(WireFormat wireFormat, URI remoteLocation) throws JMSException {
    54          Socket socket = null;
    55          try {
    56              socket = createSocket(remoteLocation);
    57          }
    58          catch (IOException e) {
    59              JMSException jmsEx = new JMSException("Creation of Socket failed: " + e);
    60              jmsEx.setLinkedException(e);
    61              throw jmsEx;
    62          }
    63          return new TcpTransportChannel(wireFormat, socket, executor);
    64      }
    65
    66      /***
    67       * Create a Channel to a remote Node - e.g. a Broker
    68       *
    69       * @param wireFormat
    70       * @param remoteLocation
    71       * @param localLocation  -
    72       *                       e.g. local InetAddress and local port
    73       * @return the TransportChannel bound to the remote node
    74       * @throws JMSException
    75       */
    76      public TransportChannel create(WireFormat wireFormat, URI remoteLocation, URI localLocation) throws JMSException {
    77          Socket socket = null;
    78          try {
    79              socket = createSocket(remoteLocation, localLocation);
    80          }
    81          catch (IOException e) {
    82              JMSException jmsEx = new JMSException("Creation of Socket failed: " + e);
    83              jmsEx.setLinkedException(e);
    84              throw jmsEx;
    85          }
    86          return new TcpTransportChannel(wireFormat, socket, executor);
    87      }
    88
    89      protected Socket createSocket(URI remoteLocation) throws IOException {
    90          return socketFactory.createSocket(remoteLocation.getHost(), remoteLocation.getPort());
    91      }
    92
    93      protected Socket createSocket(URI remoteLocation, URI localLocation) throws IOException {
    94          return socketFactory.createSocket(remoteLocation.getHost(), remoteLocation.getPort(), InetAddress
    95                  .getByName(localLocation.getHost()), localLocation.getPort());
    96      }
    97  }