org.jbpm.ejb
Class JobListenerBean

java.lang.Object
  org.jbpm.ejb.CommandListenerBean
      org.jbpm.ejb.JobListenerBean

All Implemented Interfaces:

javax.jms.MessageListener

public class JobListenerBean
extends CommandListenerBean

Message-driven bean that listens for messages containing a reference to a pending job for asynchronous continuations.

The message must have a long property called jobId which identifies a job in the database. The message body, if any, is ignored.

Environment

This bean inherits its environment entries and resources available for customization from CommandListenerBean.

Author:

Alejandro Guizar

Constructor Summary

JobListenerBean()

Method Summary

protected org.jbpm.command.Command

extractCommand(javax.jms.Message message) Retrieves a Command instance from the given message, which is assumed to be an ObjectMessage.

Methods inherited from class org.jbpm.ejb.CommandListenerBean

onMessage

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

JobListenerBean

public JobListenerBean()

Method Detail

extractCommand

protected org.jbpm.command.Command extractCommand(javax.jms.Message message)
                                           throws javax.jms.JMSException

Description copied from class: CommandListenerBean

Retrieves a Command instance from the given message, which is assumed to be an ObjectMessage.

Subclasses may override this method to materialize the command in some other way.

Overrides:

extractCommand in class CommandListenerBean

Throws:

javax.jms.JMSException