[ 
https://issues.apache.org/jira/browse/QPID-6738?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14803413#comment-14803413
 ] 

Keith Wall edited comment on QPID-6738 at 9/17/15 6:51 PM:
-----------------------------------------------------------

Yes, I agree, in 0.6.0-SNAPSHOT the client no longer fails with a NPE in 
response to this condition.  I see:

{noformat}
$mvn -f joramtests/pom.xml -Djoramtests=qpid-jms-client 
-Dit.testX=TopicSessionTest integration-test 
-Dqpid-jms-client-version=0.6.0-SNAPSHOT
..
Tests run: 7, Failures: 1, Errors: 0, Skipped: 0, Time elapsed: 0.385 sec <<< 
FAILURE! - in org.objectweb.jtests.jms.conform.session.TopicSessionTest
testDurableSubscriber(org.objectweb.jtests.jms.conform.session.TopicSessionTest)
  Time elapsed: 0.041 sec  <<< FAILURE!
junit.framework.AssertionFailedError: javax.jms.JMSException: Unknown error 
from remote peer
        at junit.framework.Assert.fail(Assert.java:57)
        at junit.framework.TestCase.fail(TestCase.java:227)
        at 
org.objectweb.jtests.jms.framework.JMSTestCase.fail(JMSTestCase.java:62)
        at 
org.objectweb.jtests.jms.conform.session.TopicSessionTest.testDurableSubscriber(TopicSessionTest.java:128)
{noformat}

Obviously, the underlying issue exists Broker side.


was (Author: k-wall):
Yes, I agree, in 0.6.0-SNAPSHOT the client no longer fails with a NPE in 
response to this condition.  I see:

{noformat}
$mvn -f joramtests/pom.xml -Djoramtests=qpid-jms-client 
-Dit.testX=TopicSessionTest integration-test 
-Dqpid-jms-client-version=0.6.0-SNAPSHOT
..
Tests run: 7, Failures: 1, Errors: 0, Skipped: 0, Time elapsed: 0.385 sec <<< 
FAILURE! - in org.objectweb.jtests.jms.conform.session.TopicSessionTest
testDurableSubscriber(org.objectweb.jtests.jms.conform.session.TopicSessionTest)
  Time elapsed: 0.041 sec  <<< FAILURE!
junit.framework.AssertionFailedError: javax.jms.JMSException: Unknown error 
from remote peer
        at junit.framework.Assert.fail(Assert.java:57)
        at junit.framework.TestCase.fail(TestCase.java:227)
        at 
org.objectweb.jtests.jms.framework.JMSTestCase.fail(JMSTestCase.java:62)
        at 
org.objectweb.jtests.jms.conform.session.TopicSessionTest.testDurableSubscriber(TopicSessionTest.java:128)
{noformat}



> Joram test TopicSessionTest#testDurableSubscriber hangs against Java Broker 
> when invoked a second time (qpid-jms-client 0.5.0)
> ------------------------------------------------------------------------------------------------------------------------------
>
>                 Key: QPID-6738
>                 URL: https://issues.apache.org/jira/browse/QPID-6738
>             Project: Qpid
>          Issue Type: Bug
>          Components: Java Broker
>    Affects Versions: qpid-java-6.0
>            Reporter: Keith Wall
>         Attachments: joramtest.log
>
>
> If I run 
> {{org.objectweb.jtests.jms.conform.session.TopicSessionTest#testDurableSubscriber}}
>  twice against the Java Broker using the qpid-jms-client (0.5.0), the second 
> invocation always hangs with a NPE reported client side.
> {noformat}
> 015-09-14 09:20:55,862 INFO  [AmqpProvider:(2):[amqp://localhost:5672]] 
> o.a.q.j.JmsConnection Connection ID:berlin.local-52005-1442218854893-0:2 
> connected to remote Broker: amqp://localhost:5672
> 2015-09-14 09:20:55,864 DEBUG [AmqpProvider:(2):[amqp://localhost:5672]] 
> o.a.q.j.p.a.AmqpAbstractResource AmqpSession { 
> ID:berlin.local-52005-1442218854893-0:2:1 } is now open:
> 2015-09-14 09:20:55,918 DEBUG [AmqpProvider:(2):[amqp://localhost:5672]] 
> o.a.q.j.p.a.AmqpAbstractResource AmqpConsumer { 
> ID:berlin.local-52005-1442218854893-0:2:1:1 } is now open:
> 2015-09-14 09:20:55,924 DEBUG [AmqpProvider:(2):[amqp://localhost:5672]] 
> o.a.q.j.p.a.AmqpAbstractResource AmqpConsumer { 
> ID:berlin.local-52005-1442218854893-0:2:1:2 } is now open:
> 2015-09-14 09:20:55,933 DEBUG [AmqpProvider:(2):[amqp://localhost:5672]] 
> o.a.q.j.p.a.AmqpAbstractResource AmqpConnection { 
> ID:berlin.local-52005-1442218854893-0:2 } is now closed:
> 2015-09-14 09:20:55,936 DEBUG [main] o.a.q.j.u.ThreadPoolUtils Shutdown of 
> ExecutorService: java.util.concurrent.ThreadPoolExecutor@7b9f36c7[Terminated, 
> pool size = 0, active threads = 0, queued tasks = 0, completed tasks = 0] is 
> shutdown: true and terminated: true took: 0.000 seconds.
> 2015-09-14 09:20:55,973 WARN  [AmqpProvider:(1):[amqp://localhost:5672]] 
> o.a.q.j.p.a.AmqpProvider Caught Exception during update processing: null
> java.lang.NullPointerException: null
>         at 
> org.apache.qpid.jms.provider.amqp.AmqpAbstractResource.getRemoteError(AmqpAbstractResource.java:232)
>  ~[qpid-jms-client-0.5.0.jar:0.5.0]
>         at 
> org.apache.qpid.jms.provider.amqp.AmqpFixedProducer.processDeliveryUpdates(AmqpFixedProducer.java:221)
>  ~[qpid-jms-client-0.5.0.jar:0.5.0]
>         at 
> org.apache.qpid.jms.provider.amqp.AmqpProvider.processUpdates(AmqpProvider.java:807)
>  [qpid-jms-client-0.5.0.jar:0.5.0]
>         at 
> org.apache.qpid.jms.provider.amqp.AmqpProvider.access$2000(AmqpProvider.java:90)
>  [qpid-jms-client-0.5.0.jar:0.5.0]
>         at 
> org.apache.qpid.jms.provider.amqp.AmqpProvider$17.run(AmqpProvider.java:707) 
> [qpid-jms-client-0.5.0.jar:0.5.0]
>         at 
> java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471) 
> [na:1.7.0_79]
>         at java.util.concurrent.FutureTask.run(FutureTask.java:262) 
> [na:1.7.0_79]
>         at 
> java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:178)
>  [na:1.7.0_79]
>         at 
> java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:292)
>  [na:1.7.0_79]
>         at 
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
>  [na:1.7.0_79]
>         at 
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
>  [na:1.7.0_79]
>         at java.lang.Thread.run(Thread.java:745) [na:1.7.0_79]
> {noformat}
> Execute the following command twice to reproduce, having first started a Java 
> Broker in default configuration with HTTP basic auth enabled.
> {{mvn -f joramtests/pom.xml integration-test  -Djoramtests=qpid-jms-client 
> -Dit.test=TopicSessionTest#testDurableSubscriber}}



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