[jboss-jira] [JBoss JIRA] (JGRP-1702) org.jgroups.blocks.atomic.CounterService.getOrCreateCounter(counterName, -1) causing NullPointerException in EAP6.1.1

[Ramil Israfilov (JIRA)]

    [ https://issues.jboss.org/browse/JGRP-1702?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12806002#comment-12806002 ] 

Ramil Israfilov commented on JGRP-1702:
---------------------------------------

we were using CounterService like it is described in the blog http://piotrnowicki.com/2013/02/using-jgroups-directly-from-jboss-as-7-component/
The CounterService activates, so service is not null. It is NPE during call of getOrCreateCounter 
                
> org.jgroups.blocks.atomic.CounterService.getOrCreateCounter(counterName,-1) causing NullPointerException in EAP6.1.1
> --------------------------------------------------------------------------------------------------------------------
>
>                 Key: JGRP-1702
>                 URL: https://issues.jboss.org/browse/JGRP-1702
>             Project: JGroups
>          Issue Type: Bug
>    Affects Versions: 3.2.10
>         Environment: JBOSS EAP 6.1.1 on Linux CentOS5
>            Reporter: Ramil Israfilov
>            Assignee: Bela Ban
>             Fix For: 3.4
>
>
> WE were happyly using the counterService.getOrCreateCounter(counter, -1); API in the JBOSS 7.1.3 (JBOSS EAP 6.0.1),
> we tried to migrate to EAP 6.1.1 and got NullPointerException on that call
> Here is the stacktrace:
> Caused by: java.lang.NullPointerException
>         at org.jgroups.util.Owner.hashCode(Owner.java:52) [jgroups-3.2.10.Final-
> redhat-2.jar:3.2.10.Final-redhat-2]
>         at java.util.concurrent.ConcurrentHashMap.put(ConcurrentHashMap.java:882
> ) [rt.jar:1.6.0_26]
>         at org.jgroups.protocols.COUNTER.getOrCreateCounter(COUNTER.java:140) [j
> groups-3.2.10.Final-redhat-2.jar:3.2.10.Final-redhat-2]
>         at org.jgroups.blocks.atomic.CounterService.getOrCreateCounter(CounterSe
> rvice.java:34) [jgroups-3.2.10.Final-redhat-2.jar:3.2.10.Final-redhat-2]
>         at com.alu.mdm.container.jboss.JBossContainerImpl.getOrCreateDistributed
> Counter(JBossContainerImpl.java:102) [:]

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