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/* * Creates a JMS connection with the default user identity. The connection is * created in stopped mode. No messages will be delivered until the * Connection.start method is explicitly called. * * @return a newly created JMS connection. May return null * */ public Connection createConnection(); /* * Creates a JMS connection with the specified user identity. The connection is * created in stopped mode. No messages will be delivered until the * Connection.start method is explicitly called. * * @parameter userName - the caller's user name * @parameter password - the caller's password * * @return a newly created JMS connection. May return null */ public Connection createConnection(String userName, String password); /* * Gets the JMS Connection with the specified user identity, configured in components.xml * The connection is returned in start mode. * * @return the initially created JMS Connection object. May return null * */ public Connection getConnection(); |
Usage with Spring
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<!-- definition of a message producer -->
<bean id="org.sakaiproject.messageservice.test.MessageProducer"
class="org.sakaiproject.messageservice.test.MessageProducerImpl">
<property name="connectionFactory"
ref="org.sakaiproject.messageservice.JmsConnectionFactory" />
<property name="queueName" value="test.destination" />
</bean>
<!-- definition of listner container -->
<bean id="listenerContainer"
class="org.springframework.jms.listener.DefaultMessageListenerContainer"
depends-on="org.sakaiproject.messageservice.JmsConnectionFactory">
<property name="concurrentConsumers" value="1" />
<property name="maxConcurrentConsumers" value="1" />
<property name="connectionFactory"
ref="org.sakaiproject.messageservice.JmsConnectionFactory" />
<property name="destinationName" value="test.destination" />
<!-- set pubSubDomain to false to create a queue instead of a Publish/Subscribe topic -->
<property name="pubSubDomain" value="true"/>
<property name="messageListener">
<bean class="org.sakaiproject.messageservice.test.MessageListenerImpl"/>
</property>
</bean>
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MessageService (JMS) Best Practices
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