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https://issues.apache.org/jira/browse/NIFI-1378?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15092356#comment-15092356
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Joseph Witt commented on NIFI-1378:
-----------------------------------
I am fine with an alternative that gives the user validation feedback.
Although scheme does appear to be required though which is all this enforces.
Do you have example or info suggesting otherwise ?
This change is not impacting any connectivity to activemq.
> GetJMSQueue throws NPE with invalid URL
> ---------------------------------------
>
> Key: NIFI-1378
> URL: https://issues.apache.org/jira/browse/NIFI-1378
> Project: Apache NiFi
> Issue Type: Bug
> Components: Extensions
> Affects Versions: 0.4.1
> Reporter: Joseph Witt
> Assignee: Joseph Witt
> Fix For: 0.5.0
>
> Attachments:
> 0001-NIFI-1378-added-validator-to-ensure-the-JMS-URI-has-.patch
>
>
> GetJMSQueue throws an NPE. Easily reproduced even without an actual JMS
> broker setup. Use a URL of 'localhost' and some bogus topic.
> {quote}
> 2016-01-10 01:20:23,430 WARN [Timer-Driven Process Thread-3]
> o.a.n.c.t.ContinuallyRunProcessorTask Administratively Yielding
> GetJMSQueue[id=e1ce5a1b-818a-4b84-b913-7
> 16e9206c73e] due to uncaught Exception: java.lang.NullPointerException
> 2016-01-10 01:20:23,431 WARN [Timer-Driven Process Thread-3]
> o.a.n.c.t.ContinuallyRunProcessorTask
> java.lang.NullPointerException: null
> at
> org.apache.nifi.processors.standard.util.JmsFactory.createConnectionFactory(JmsFactory.java:366)
> ~[na:na]
> at
> org.apache.nifi.processors.standard.util.JmsFactory.createConnection(JmsFactory.java:111)
> ~[na:na]
> at
> org.apache.nifi.processors.standard.util.JmsFactory.createConnection(JmsFactory.java:104)
> ~[na:na]
> at
> org.apache.nifi.processors.standard.util.JmsFactory.createQueueMessageConsumer(JmsFactory.java:239)
> ~[na:na]
> at
> org.apache.nifi.processors.standard.GetJMSQueue.onTrigger(GetJMSQueue.java:63)
> ~[na:na]
> at
> org.apache.nifi.processor.AbstractProcessor.onTrigger(AbstractProcessor.java:27)
> ~[nifi-api-1.1.1.0-12.jar:1.1.1.0-12]
> at
> org.apache.nifi.controller.StandardProcessorNode.onTrigger(StandardProcessorNode.java:1146)
> ~[nifi-framework-core-1.1.1.0-12.jar:1.1.1.0-12]
> at
> org.apache.nifi.controller.tasks.ContinuallyRunProcessorTask.call(ContinuallyRunProcessorTask.java:139)
> [nifi-framework-core-1.1.1.0-12.jar:1.1.1.0-12]
> at
> org.apache.nifi.controller.tasks.ContinuallyRunProcessorTask.call(ContinuallyRunProcessorTask.java:49)
> [nifi-framework-core-1.1.1.0-12.jar:1.1.1.0-12]
> at
> org.apache.nifi.controller.scheduling.TimerDrivenSchedulingAgent$1.run(TimerDrivenSchedulingAgent.java:119)
> [nifi-framework-core-1.1.1.0-12.jar:1.1.1.0-12]
> at
> java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
> [na:1.7.0_79]
> at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:304)
> [na:1.7.0_79]
> at
> java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:178)
> [na:1.7.0_79]
> at
> java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293)
> [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]
> {quote}
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