[ http://jira.jboss.com/jira/browse/JBCACHE-117?page=history ]
     
Bela Ban resolved JBCACHE-117:
------------------------------

    Resolution: Done

LockInterceptor.lock() does *not* acquire a lock if isolation level == NONE

> Unnecessary lock acquisition with IsolationLevel.NONE
> -----------------------------------------------------
>
>          Key: JBCACHE-117
>          URL: http://jira.jboss.com/jira/browse/JBCACHE-117
>      Project: JBoss Cache
>         Type: Bug
>     Versions: 1.2.1
>     Reporter: Bela Ban
>     Assignee: Bela Ban
>      Fix For: 1.2.2

>
>
> java.lang.IllegalStateException: addWriter(): owner already existed 
>  at org.jboss.cache.lock.LockMap.addWriter(LockMap.java:112) 
>  at org.jboss.cache.lock.IdentityLock.acquireWriteLock(IdentityLock.java:175) 
>  at org.jboss.cache.Node.acquireWriteLock(Node.java:483) 
>  at org.jboss.cache.Node.acquire(Node.java:440) 
>  at 
> org.jboss.cache.interceptors.LockInterceptor.lock(LockInterceptor.java:240) 
>  at 
> org.jboss.cache.interceptors.LockInterceptor.invoke(LockInterceptor.java:156) 
>  at org.jboss.cache.interceptors.Interceptor.invoke(Interceptor.java:40) 
>  at 
> org.jboss.cache.interceptors.UnlockInterceptor.invoke(UnlockInterceptor.java:35)
>  
>  at org.jboss.cache.interceptors.Interceptor.invoke(Interceptor.java:40) 
>  at 
> org.jboss.cache.interceptors.ReplicationInterceptor.replicate(ReplicationInterceptor.java:217)
>  
>  at org.jboss.cache.TreeCache._replicate(TreeCache.java:2682) 
>  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:324) 
>  at org.jgroups.blocks.MethodCall.invoke(MethodCall.java:236) 
>  at org.jgroups.blocks.RpcDispatcher.handle(RpcDispatcher.java:220) 
>  at 
> org.jgroups.blocks.RequestCorrelator.handleRequest(RequestCorrelator.java:615)
>  
>  at 
> org.jgroups.blocks.RequestCorrelator.receiveMessage(RequestCorrelator.java:512)
>  
>  at org.jgroups.blocks.RequestCorrelator.receive(RequestCorrelator.java:326) 
>  at 
> org.jgroups.blocks.MessageDispatcher$ProtocolAdapter.handleUp(MessageDispatcher.java:722)
>  
>  at 
> org.jgroups.blocks.MessageDispatcher$ProtocolAdapter.access$300(MessageDispatcher.java:554)
>  
>  at org.jgroups.blocks.MessageDispatcher$1.run(MessageDispatcher.java:691) 
>  at java.lang.Thread.run(Thread.java:534)

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