ClusterTestSupport xref

    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.activecluster;
    19
    20  import org.codehaus.activecluster.impl.ActiveMQClusterFactory;
    21
    22  import javax.jms.Destination;
    23  import javax.jms.JMSException;
    24  import javax.jms.Message;
    25  import javax.jms.MessageConsumer;
    26  import javax.jms.Topic;
    27
    28  /***
    29   * @version $Revision: 1.7 $
    30   */
    31  public abstract class ClusterTestSupport extends TestSupport {
    32
    33      protected Cluster cluster;
    34      protected StubMessageListener clusterListener = new StubMessageListener();
    35      protected StubMessageListener inboxListener = new StubMessageListener();
    36      private MessageConsumer clusterConsumer;
    37      private MessageConsumer inboxConsumer;
    38
    39
    40      protected void sendMessageToNode(Node node, String text) throws Exception {
    41          Message message = cluster.createTextMessage(text);
    42          cluster.send(node.getDestination(), message);
    43      }
    44
    45      protected void sendMessageToCluster(String text) throws Exception {
    46          Message message = cluster.createTextMessage(text);
    47          cluster.send(cluster.getDestination(), message);
    48      }
    49
    50      protected void subscribeToCluster() throws Exception {
    51
    52          // listen to cluster messages
    53          Topic clusterDestination = cluster.getDestination();
    54          assertTrue("Local destination must not be null", clusterDestination != null);
    55          clusterConsumer = cluster.createConsumer(clusterDestination);
    56          clusterConsumer.setMessageListener(clusterListener);
    57
    58          // listen to inbox messages (individual messages)
    59          Destination localDestination = cluster.getLocalNode().getDestination();
    60          assertTrue("Local destination must not be null", localDestination != null);
    61
    62          System.out.println("Consuming from local destination: " + localDestination);
    63          inboxConsumer = cluster.createConsumer(localDestination);
    64          inboxConsumer.setMessageListener(inboxListener);
    65      }
    66
    67      protected void setUp() throws Exception {
    68      }
    69
    70      protected void tearDown() throws Exception {
    71          if (cluster != null) {
    72              cluster.stop();
    73          }
    74      }
    75  }