[ 
https://issues.apache.org/jira/browse/AMQ-6160?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15133907#comment-15133907
 ] 

ASF GitHub Bot commented on AMQ-6160:
-------------------------------------

GitHub user jenshadlich opened a pull request:

    https://github.com/apache/activemq/pull/167

    [AMQ-6160] fix NPE; use messageId.getFutureOrSequenceLong() as sequen…

    …ceId if entryLocator is NULL

You can merge this pull request into a Git repository by running:

    $ git pull https://github.com/jenshadlich/activemq master

Alternatively you can review and apply these changes as the patch at:

    https://github.com/apache/activemq/pull/167.patch

To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:

    This closes #167
    
----
commit 569ab7e4d01913b646f024f097662da5ed7c8797
Author: Jens Hadlich <j...@spreadshirt.net>
Date:   2016-02-05T09:43:12Z

    [AMQ-6160] fix NPE; use messageId.getFutureOrSequenceLong() as sequenceId 
if entryLocator is NULL

----


> JDBC XA: NullPointerException on rollback in PREPARED_STATE when trying to 
> unset the XID
> ----------------------------------------------------------------------------------------
>
>                 Key: AMQ-6160
>                 URL: https://issues.apache.org/jira/browse/AMQ-6160
>             Project: ActiveMQ
>          Issue Type: Bug
>          Components: JDBC
>    Affects Versions: 5.12.1
>            Reporter: Jens Hadlich
>
> The messageId.getEntryLocator() gives null which leads to the NPE.
> Example stacktrace:
> {noformat}
> 11:12:32.965 [messageListenerContainer-7] WARN  
> c.a.d.xa.XAResourceTransaction - XA resource 'atomikosFactorIn': rollback for 
> XID 
> '3137322E31362E3231352E34312E746D30303030363030303435:3137322E31362E3231352E34312E746D313136'
>  raised -7: the XA resource has become unavailable
> javax.transaction.xa.XAException: java.lang.NullPointerException
>         at 
> org.apache.activemq.TransactionContext.toXAException(TransactionContext.java:735)
>  ~[messaging-test-tool-1.0-SNAPSHOT.2.jar:na]
>         at 
> org.apache.activemq.TransactionContext.rollback(TransactionContext.java:497) 
> ~[messaging-test-tool-1.0-SNAPSHOT.2.jar:na]
>         at 
> com.atomikos.datasource.xa.XAResourceTransaction.rollback(XAResourceTransaction.java:677)
>  ~[messaging-test-tool-1.0-SNAPSHOT.2.jar:na]
>         at 
> com.atomikos.icatch.imp.RollbackMessage.send(RollbackMessage.java:70) 
> [messaging-test-tool-1.0-SNAPSHOT.2.jar:na]
>         at 
> com.atomikos.icatch.imp.PropagationMessage.submit(PropagationMessage.java:83) 
> [messaging-test-tool-1.0-SNAPSHOT.2.jar:na]
>         at 
> com.atomikos.icatch.imp.Propagator$PropagatorThread.run(Propagator.java:79) 
> [messaging-test-tool-1.0-SNAPSHOT.2.jar:na]
>         at 
> com.atomikos.icatch.imp.Propagator.submitPropagationMessage(Propagator.java:58)
>  [messaging-test-tool-1.0-SNAPSHOT.2.jar:na]
>         at 
> com.atomikos.icatch.imp.CoordinatorStateHandler.rollbackFromWithinCallback(CoordinatorStateHandler.java:709)
>  [messaging-test-tool-1.0-SNAPSHOT.2.jar:na]
>         at 
> com.atomikos.icatch.imp.ActiveStateHandler$4.doRollback(ActiveStateHandler.java:213)
>  [messaging-test-tool-1.0-SNAPSHOT.2.jar:na]
>         at 
> com.atomikos.icatch.imp.CoordinatorStateHandler.rollbackWithAfterCompletionNotification(CoordinatorStateHandler.java:837)
>  [messaging-test-tool-1.0-SNAPSHOT.2.jar:na]
>         at 
> com.atomikos.icatch.imp.ActiveStateHandler.rollbackWithAfterCompletionNotification(ActiveStateHandler.java:49)
>  [messaging-test-tool-1.0-SNAPSHOT.2.jar:na]
>         at 
> com.atomikos.icatch.imp.ActiveStateHandler.prepare(ActiveStateHandler.java:208)
>  [messaging-test-tool-1.0-SNAPSHOT.2.jar:na]
>         at 
> com.atomikos.icatch.imp.CoordinatorImp.prepare(CoordinatorImp.java:681) 
> [messaging-test-tool-1.0-SNAPSHOT.2.jar:na]
>         at 
> com.atomikos.icatch.imp.CoordinatorImp.terminate(CoordinatorImp.java:975) 
> [messaging-test-tool-1.0-SNAPSHOT.2.jar:na]
>         at 
> com.atomikos.icatch.imp.CompositeTerminatorImp.commit(CompositeTerminatorImp.java:82)
>  [messaging-test-tool-1.0-SNAPSHOT.2.jar:na]
>         at 
> com.atomikos.icatch.imp.CompositeTransactionImp.commit(CompositeTransactionImp.java:336)
>  [messaging-test-tool-1.0-SNAPSHOT.2.jar:na]
>         at 
> com.atomikos.icatch.jta.TransactionImp.commit(TransactionImp.java:190) 
> [messaging-test-tool-1.0-SNAPSHOT.2.jar:na]
>         at 
> com.atomikos.icatch.jta.TransactionManagerImp.commit(TransactionManagerImp.java:436)
>  [messaging-test-tool-1.0-SNAPSHOT.2.jar:na]
>         at 
> com.atomikos.icatch.jta.UserTransactionImp.commit(UserTransactionImp.java:107)
>  [messaging-test-tool-1.0-SNAPSHOT.2.jar:na]
>         at 
> org.springframework.transaction.jta.JtaTransactionManager.doCommit(JtaTransactionManager.java:1021)
>  [messaging-test-tool-1.0-SNAPSHOT.2.jar:na]
>         at 
> org.springframework.transaction.support.AbstractPlatformTransactionManager.processCommit(AbstractPlatformTransactionManager.java:761)
>  [messaging-test-tool-1.0-SNAPSHOT.2.jar:na]
>         at 
> org.springframework.transaction.support.AbstractPlatformTransactionManager.commit(AbstractPlatformTransactionManager.java:730)
>  [messaging-test-tool-1.0-SNAPSHOT.2.jar:na]
>         at 
> org.springframework.jms.listener.AbstractPollingMessageListenerContainer.receiveAndExecute(AbstractPollingMessageListenerContainer.java:247)
>  [messaging-test-tool-1.0-SNAPSHOT.2.jar:na]
>         at 
> org.springframework.jms.listener.DefaultMessageListenerContainer$AsyncMessageListenerInvoker.invokeListener(DefaultMessageListenerContainer.java:1150)
>  [messaging-test-tool-1.0-SNAPSHOT.2.jar:na]
>         at 
> org.springframework.jms.listener.DefaultMessageListenerContainer$AsyncMessageListenerInvoker.executeOngoingLoop(DefaultMessageListenerContainer.java:1142)
>  [messaging-test-tool-1.0-SNAPSHOT.2.jar:na]
>         at 
> org.springframework.jms.listener.DefaultMessageListenerContainer$AsyncMessageListenerInvoker.run(DefaultMessageListenerContainer.java:1039)
>  [messaging-test-tool-1.0-SNAPSHOT.2.jar:na]
>         at java.lang.Thread.run(Thread.java:745) [na:1.7.0_76]
> Caused by: javax.jms.JMSException: java.lang.NullPointerException
>         at 
> org.apache.activemq.util.JMSExceptionSupport.create(JMSExceptionSupport.java:49)
>  ~[messaging-test-tool-1.0-SNAPSHOT.2.jar:na]
>         at 
> org.apache.activemq.ActiveMQConnection.syncSendPacket(ActiveMQConnection.java:1287)
>  ~[messaging-test-tool-1.0-SNAPSHOT.2.jar:na]
>         at 
> org.apache.activemq.TransactionContext.syncSendPacketWithInterruptionHandling(TransactionContext.java:704)
>  ~[messaging-test-tool-1.0-SNAPSHOT.2.jar:na]
>         at 
> org.apache.activemq.TransactionContext.rollback(TransactionContext.java:487) 
> ~[messaging-test-tool-1.0-SNAPSHOT.2.jar:na]
>         ... 25 common frames omitted
> Caused by: java.lang.NullPointerException: null
>         at 
> org.apache.activemq.store.jdbc.JdbcMemoryTransactionStore.rollback(JdbcMemoryTransactionStore.java:181)
>  ~[na:na]
>         at 
> org.apache.activemq.transaction.XATransaction.rollback(XATransaction.java:146)
>  ~[messaging-test-tool-1.0-SNAPSHOT.2.jar:na]
>         at 
> org.apache.activemq.broker.TransactionBroker.rollbackTransaction(TransactionBroker.java:257)
>  ~[messaging-test-tool-1.0-SNAPSHOT.2.jar:na]
>         at 
> org.apache.activemq.broker.BrokerFilter.rollbackTransaction(BrokerFilter.java:148)
>  ~[messaging-test-tool-1.0-SNAPSHOT.2.jar:na]
>         at 
> org.apache.activemq.broker.BrokerFilter.rollbackTransaction(BrokerFilter.java:148)
>  ~[messaging-test-tool-1.0-SNAPSHOT.2.jar:na]
>         at 
> org.apache.activemq.broker.MutableBrokerFilter.rollbackTransaction(MutableBrokerFilter.java:153)
>  ~[messaging-test-tool-1.0-SNAPSHOT.2.jar:na]
>         at 
> org.apache.activemq.broker.TransportConnection.processRollbackTransaction(TransportConnection.java:522)
>  ~[messaging-test-tool-1.0-SNAPSHOT.2.jar:na]
>         at 
> org.apache.activemq.command.TransactionInfo.visit(TransactionInfo.java:104) 
> ~[messaging-test-tool-1.0-SNAPSHOT.2.jar:na]
>         at 
> org.apache.activemq.broker.TransportConnection.service(TransportConnection.java:339)
>  ~[messaging-test-tool-1.0-SNAPSHOT.2.jar:na]
>         at 
> org.apache.activemq.broker.TransportConnection$1.onCommand(TransportConnection.java:188)
>  ~[messaging-test-tool-1.0-SNAPSHOT.2.jar:na]
>         at 
> org.apache.activemq.transport.MutexTransport.onCommand(MutexTransport.java:50)
>  ~[messaging-test-tool-1.0-SNAPSHOT.2.jar:na]
>         at 
> org.apache.activemq.transport.WireFormatNegotiator.onCommand(WireFormatNegotiator.java:125)
>  ~[messaging-test-tool-1.0-SNAPSHOT.2.jar:na]
>         at 
> org.apache.activemq.transport.AbstractInactivityMonitor.onCommand(AbstractInactivityMonitor.java:300)
>  ~[na:na]
>         at 
> org.apache.activemq.transport.TransportSupport.doConsume(TransportSupport.java:83)
>  ~[messaging-test-tool-1.0-SNAPSHOT.2.jar:na]
>         at 
> org.apache.activemq.transport.nio.NIOTransport.serviceRead(NIOTransport.java:156)
>  ~[messaging-test-tool-1.0-SNAPSHOT.2.jar:na]
>         at 
> org.apache.activemq.transport.nio.NIOTransport$1.onSelect(NIOTransport.java:80)
>  ~[messaging-test-tool-1.0-SNAPSHOT.2.jar:na]
>         at 
> org.apache.activemq.transport.nio.SelectorSelection.onSelect(SelectorSelection.java:97)
>  ~[messaging-test-tool-1.0-SNAPSHOT.2.jar:na]
>         at 
> org.apache.activemq.transport.nio.SelectorWorker$1.run(SelectorWorker.java:119)
>  ~[messaging-test-tool-1.0-SNAPSHOT.2.jar:na]
>         at 
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
>  ~[na:1.7.0_76]
>         at 
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
>  ~[na:1.7.0_76]
>         ... 1 common frames omitted
> {noformat}



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