JMSBridgeFactory


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19  
20  package org.apache.cayenne.event;
21  
22  import java.util.Collection  ;
23  import java.util.Map  ;
24  
25  /**
26   * Factory to create JMSBridge instances.
27   * 
28   * @since 1.1
29   * @author Andrus Adamchik
30   */
31  public class JMSBridgeFactory implements EventBridgeFactory {
32  
33      // this is an OpenJMS default for the factory name. Likely it won't work with
34      // anything else
35      public static final String   TOPIC_CONNECTION_FACTORY_DEFAULT = "JmsTopicConnectionFactory";
36  
37      public static final String   TOPIC_CONNECTION_FACTORY_PROPERTY = "cayenne.JMSBridge.topic.connection.factory";
38  
39      /**
40       * @since 1.2
41       */
42      public EventBridge createEventBridge(Collection   localSubjects, String   externalSubject, Map   properties) {
43          JMSBridge bridge = new JMSBridge(localSubjects, externalSubject);
44  
45          // configure properties
46          String   topicConnectionFactory = (String  ) properties
47                  .get(TOPIC_CONNECTION_FACTORY_PROPERTY);
48  
49          bridge.setTopicConnectionFactoryName(topicConnectionFactory != null
50                  ? topicConnectionFactory
51                  : TOPIC_CONNECTION_FACTORY_DEFAULT);
52  
53          return bridge;
54      }
55  }
56
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