[jboss-jira] [JBoss JIRA] (JGRP-1892) Possible NullPointerException in RouterStubManager

[Thomas Santosa (JIRA)]

Thomas Santosa created JGRP-1892:
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             Summary: Possible NullPointerException in RouterStubManager
                 Key: JGRP-1892
                 URL: https://issues.jboss.org/browse/JGRP-1892
             Project: JGroups
          Issue Type: Bug
    Affects Versions: 3.5.1
            Reporter: Thomas Santosa
            Assignee: Bela Ban


Stack trace:
{noformat}
Okt 14, 2014 11:41:21 AM org.jgroups.stack.RouterStub
SEVERE: failed notifying ConnectionListener org.jgroups.protocols.TUNNEL$b at 104a305
java.lang.NullPointerException
	at java.util.concurrent.ConcurrentHashMap.putIfAbsent(Unknown Source)
	at org.jgroups.stack.RouterStubManager.startReconnecting(Katalis.java:131)
	at org.jgroups.stack.RouterStubManager.connectionStatusChange(Katalis.java:166)
	at org.jgroups.protocols.TUNNEL$b.connectionStatusChange(Katalis.java:168)
	at org.jgroups.stack.RouterStub.connectionStateChanged(Katalis.java:360)
	at org.jgroups.stack.RouterStub.checkConnection(Katalis.java:235)
	at org.jgroups.stack.RouterStubManager$2.run(Katalis.java:145)
	at org.jgroups.util.TimeScheduler3$Task.run(Katalis.java:283)
	at org.jgroups.util.TimeScheduler3$RecurringTask.run(Katalis.java:314)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
	at java.lang.Thread.run(Unknown Source)
{noformat}

RouterStubManager line 130-131:
{code}
        f = timer.scheduleWithFixedDelay(reconnector, 0, interval, TimeUnit.MILLISECONDS);
        futures.putIfAbsent(stub, f);
{code}




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