[jboss-jira] [JBoss JIRA] (JGRP-1636) java.lang.ArrayIndexOutOfBoundsException when trying to accure lock

[Tim Tim (JIRA)]

Tim Tim created JGRP-1636:
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             Summary: java.lang.ArrayIndexOutOfBoundsException when trying to accure lock
                 Key: JGRP-1636
                 URL: https://issues.jboss.org/browse/JGRP-1636
             Project: JGroups
          Issue Type: Bug
    Affects Versions: 3.3
         Environment: Ubuntu 12.10 , kernel 3.5.0-26-generic SMP 
            Reporter: Tim Tim
            Assignee: Bela Ban
            Priority: Critical


Getting java.lang.ArrayIndexOutOfBoundsException
java.lang.ArrayIndexOutOfBoundsException: -4
	at org.jgroups.protocols.Locking._getLock(Locking.java:355)
	at org.jgroups.protocols.Locking.handleLockRequest(Locking.java:424)

that happens when lock_name.hashCode() < 0

    protected Lock _getLock(String lock_name) {
        int index=lock_name != null? lock_name.hashCode() % locks.length : 0;
        return locks[index];
    }

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