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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.vm;
    19
    20  import EDU.oswego.cs.dl.util.concurrent.SynchronizedBoolean;
    21  import org.apache.commons.logging.Log;
    22  import org.apache.commons.logging.LogFactory;
    23  import org.codehaus.activemq.transport.TransportServerChannelSupport;
    24
    25  import javax.jms.JMSException;
    26  import java.net.URI;
    27
    28  /***
    29   * A VM implementation of TransportServerChannel
    30   *
    31   * @version $Revision: 1.6 $
    32   */
    33  public class VmTransportServerChannel extends TransportServerChannelSupport {
    34
    35      private static final Log log = LogFactory.getLog(VmTransportServerChannel.class);
    36      private SynchronizedBoolean started;
    37      private URI bindAddress;
    38
    39      public VmTransportServerChannel(URI bindAddr) {
    40          started = new SynchronizedBoolean(false);
    41          this.bindAddress = bindAddr;
    42          log.info("Listening for connections at: " + bindAddress);
    43      }
    44
    45      /***
    46       * start listeneing for events
    47       *
    48       * @throws JMSException if an error occurs
    49       */
    50      public void start() throws JMSException {
    51          if (started.commit(false, true)) {
    52          }
    53      }
    54
    55      /***
    56       * @return pretty print of this
    57       */
    58      public String toString() {
    59          return "VmTransportServerChannel@" + bindAddress;
    60      }
    61
    62  }