[AMQ-4475] NullPointerException with IndividualDeadLetterStrategy and TimeStampBrokerPlugin

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 5.8.0
• Fix Version/s: 5.9.0
• Component/s: Broker
• Assignee: Timothy A. Bish
• Reporter: Timothy A. Bish
• Created: 17/Apr/13 17:25
• Updated: 17/Apr/13 18:07
• Resolved: 17/Apr/13 18:07

Description

When using the IndividualDeadLetterStrategy and and the TimestampBrokerPlugin if a Message is forwarded from one Queue to another over the VM Transport you get a NullPointerException

We are getting the null pointer below when using TimeStampingBrokerPlugin & IndividualDeadLetterStrategy:

Caused by: java.lang.NullPointerException
	at org.apache.activemq.broker.region.policy.IndividualDeadLetterStrategy.getDeadLetterQueueFor(IndividualDeadLetterStrategy.java:44)
	at org.apache.activemq.broker.util.TimeStampingBrokerPlugin.isDestinationDLQ(TimeStampingBrokerPlugin.java:148)
	at org.apache.activemq.broker.util.TimeStampingBrokerPlugin.send(TimeStampingBrokerPlugin.java:105)
	at org.apache.activemq.broker.MutableBrokerFilter.send(MutableBrokerFilter.java:135)
	at org.apache.activemq.broker.TransportConnection.processMessage(TransportConnection.java:450)
	at org.apache.activemq.command.ActiveMQMessage.visit(ActiveMQMessage.java:680)
	at org.apache.activemq.broker.TransportConnection.service(TransportConnection.java:294)
	at org.apache.activemq.broker.TransportConnection$1.onCommand(TransportConnection.java:152)
	at org.apache.activemq.transport.ResponseCorrelator.onCommand(ResponseCorrelator.java:116)
	at org.apache.activemq.transport.MutexTransport.onCommand(MutexTransport.java:50)
	at org.apache.activemq.transport.vm.VMTransport.iterate(VMTransport.java:241)
	at org.apache.activemq.thread.PooledTaskRunner.runTask(PooledTaskRunner.java:129)
	at org.apache.activemq.thread.PooledTaskRunner$1.run(PooledTaskRunner.java:47)