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https://issues.apache.org/activemq/browse/AMQ-2292?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Dejan Bosanac reassigned AMQ-2292:
----------------------------------

    Assignee: Dejan Bosanac

>  NullPointerException in ReadOnlyAsyncDataManager as accessorPool is not 
> initialized
> ------------------------------------------------------------------------------------
>
>                 Key: AMQ-2292
>                 URL: https://issues.apache.org/activemq/browse/AMQ-2292
>             Project: ActiveMQ
>          Issue Type: Bug
>    Affects Versions: 5.2.0
>         Environment: Trunk
>            Reporter: Dave Stanley
>            Assignee: Dejan Bosanac
>         Attachments: readonly_async_data_mgr_patch.txt
>
>
> When you try and use the ReadOnlyAsyncDataManager it throws a 
> NullPointerException like the following:
> java.lang.NullPointerException
>       at 
> org.apache.activemq.kaha.impl.async.AsyncDataManager.getNextLocation(AsyncDataManager.java:547)
>       at 
> org.apache.activemq.kaha.impl.async.ReadOnlyAsyncDataManager.getFirstLocation(ReadOnlyAsyncDataManager.java:128)
>       at 
> org.apache.activemq.kaha.impl.async.JournalImplTest.testReadOnlyRead(JournalImplTest.java:161)
>       at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
>       at 
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
>       at 
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
>       at java.lang.reflect.Method.invoke(Method.java:585)
>       at junit.framework.TestCase.runTest(TestCase.java:168)
>       at junit.framework.TestCase.runBare(TestCase.java:134)
>       at junit.framework.TestResult$1.protect(TestResult.java:110)
>       at junit.framework.TestResult.runProtected(TestResult.java:128)
>       at junit.framework.TestResult.run(TestResult.java:113)
>       at junit.framework.TestCase.run(TestCase.java:124)
>       at junit.framework.TestSuite.runTest(TestSuite.java:232)
>       at junit.framework.TestSuite.run(TestSuite.java:227)
>       at 
> org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:81)
> The ReadOnlyDataManager needs to init an accessorPool. Testcase and patch 
> attached.

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