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From Eric Charles <eric.char...@u-mangate.com>
Subject Re: [Fixed?] Re: James IMAP and Alfresco and refactoring
Date Sat, 15 May 2010 06:06:44 GMT
Hi Norman,

Just svn up, mvn package and tested. I've got:

Exception in thread "pool-16-thread-1" <openjpa-2.0.0-r422266:935683 
nonfatal user error> 
org.apache.openjpa.persistence.InvalidStateException: Can only perform 
operation while a transaction is active.
FailedObject: SELECT user FROM JamesUser user WHERE user.name=:name 
[java.lang.String]
     at 
org.apache.openjpa.kernel.BrokerImpl.assertTransactionOperation(BrokerImpl.java:4595)
     at 
org.apache.openjpa.kernel.BrokerImpl.beginStore(BrokerImpl.java:1378)
     at 
org.apache.openjpa.jdbc.kernel.PessimisticLockManager.ensureStoreManagerTransaction(PessimisticLockManager.java:177)
     at 
org.apache.openjpa.jdbc.kernel.PessimisticLockManager.selectForUpdate(PessimisticLockManager.java:86)
     at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:377)
     at org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:363)
     at 
org.apache.openjpa.jdbc.sql.LogicalUnion$UnionSelect.execute(LogicalUnion.java:427)
     at 
org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:230)
     at 
org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:220)
     at 
org.apache.openjpa.jdbc.kernel.SelectResultObjectProvider.open(SelectResultObjectProvider.java:94)
     at 
org.apache.openjpa.lib.rop.EagerResultList.<init>(EagerResultList.java:34)
     at org.apache.openjpa.kernel.QueryImpl.toResult(QueryImpl.java:1246)
     at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:1005)
     at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:861)
     at org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:792)
     at 
org.apache.openjpa.kernel.DelegatingQuery.execute(DelegatingQuery.java:542)
     at org.apache.openjpa.persistence.QueryImpl.execute(QueryImpl.java:288)
     at 
org.apache.openjpa.persistence.QueryImpl.getResultList(QueryImpl.java:302)
     at 
org.apache.openjpa.persistence.QueryImpl.getSingleResult(QueryImpl.java:326)
     at 
org.apache.james.server.jpa.JPAUsersRepository.getUserByName(JPAUsersRepository.java:143)
     at 
org.apache.james.server.jpa.JPAUsersRepository.test(JPAUsersRepository.java:290)
     at 
org.apache.james.impl.user.LocalUsersRepository.test(LocalUsersRepository.java:127)
     at 
org.apache.james.imapserver.UserRepositoryAuthenticator.isAuthentic(UserRepositoryAuthenticator.java:45)
     at 
org.apache.james.imap.store.StoreMailboxManager.login(StoreMailboxManager.java:425)
     at 
org.apache.james.imap.store.StoreMailboxManager.login(StoreMailboxManager.java:468)
     at 
org.apache.james.imap.processor.LoginProcessor.doProcess(LoginProcessor.java:67)
     at 
org.apache.james.imap.processor.AbstractMailboxProcessor.doProcess(AbstractMailboxProcessor.java:125)
     at 
org.apache.james.imap.processor.AbstractMailboxProcessor.process(AbstractMailboxProcessor.java:80)
     at 
org.apache.james.imap.processor.AbstractMailboxProcessor.doProcess(AbstractMailboxProcessor.java:73)
     at 
org.apache.james.imap.processor.base.AbstractChainedProcessor.process(AbstractChainedProcessor.java:44)
     at 
org.apache.james.imap.processor.base.AbstractChainedProcessor.process(AbstractChainedProcessor.java:46)
     at 
org.apache.james.imap.processor.base.AbstractChainedProcessor.process(AbstractChainedProcessor.java:46)
     at 
org.apache.james.imap.processor.base.AbstractChainedProcessor.process(AbstractChainedProcessor.java:46)
     at 
org.apache.james.imap.processor.base.AbstractChainedProcessor.process(AbstractChainedProcessor.java:46)
     at 
org.apache.james.imap.processor.base.AbstractChainedProcessor.process(AbstractChainedProcessor.java:46)
     at 
org.apache.james.imap.processor.base.AbstractChainedProcessor.process(AbstractChainedProcessor.java:46)
     at 
org.apache.james.imap.processor.base.AbstractChainedProcessor.process(AbstractChainedProcessor.java:46)
     at 
org.apache.james.imap.processor.base.AbstractChainedProcessor.process(AbstractChainedProcessor.java:46)
     at 
org.apache.james.imap.processor.base.AbstractChainedProcessor.process(AbstractChainedProcessor.java:46)
     at 
org.apache.james.imap.processor.base.AbstractChainedProcessor.process(AbstractChainedProcessor.java:46)
     at 
org.apache.james.imap.processor.base.AbstractChainedProcessor.process(AbstractChainedProcessor.java:46)
     at 
org.apache.james.imap.processor.base.AbstractChainedProcessor.process(AbstractChainedProcessor.java:46)
     at 
org.apache.james.imap.processor.base.AbstractChainedProcessor.process(AbstractChainedProcessor.java:46)
     at 
org.apache.james.imap.processor.base.AbstractChainedProcessor.process(AbstractChainedProcessor.java:46)
     at 
org.apache.james.imap.processor.base.AbstractChainedProcessor.process(AbstractChainedProcessor.java:46)
     at 
org.apache.james.imap.processor.base.AbstractChainedProcessor.process(AbstractChainedProcessor.java:46)
     at 
org.apache.james.imap.processor.base.AbstractChainedProcessor.process(AbstractChainedProcessor.java:46)
     at 
org.apache.james.imap.processor.base.AbstractChainedProcessor.process(AbstractChainedProcessor.java:46)
     at 
org.apache.james.imap.processor.base.AbstractChainedProcessor.process(AbstractChainedProcessor.java:46)
     at 
org.apache.james.imap.processor.base.AbstractChainedProcessor.process(AbstractChainedProcessor.java:46)
     at 
org.apache.james.imap.processor.base.AbstractChainedProcessor.process(AbstractChainedProcessor.java:46)
     at 
org.apache.james.imap.main.AbstractImapRequestHandler.doProcessRequest(AbstractImapRequestHandler.java:65)
     at 
org.apache.james.imap.main.ImapRequestStreamHandler.handleRequest(ImapRequestStreamHandler.java:82)
     at 
org.apache.james.imapserver.netty.ImapStreamChannelUpstreamHandler.processStreamIo(ImapStreamChannelUpstreamHandler.java:64)
     at 
org.jboss.netty.handler.stream.StreamHandler$1.run(StreamHandler.java:127)
     at 
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110)
     at 
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)
     at java.lang.Thread.run(Thread.java:636)


Tks,

Eric


On 05/14/2010 08:20 PM, Norman Maurer wrote:
> Any new one this ? I would like to cut a milestone soon, so it would
> be cool to know if it work out...
>
> Bye,
> Norman
>
> 2010/5/7 Norman Maurer<norman@apache.org>:
>    
>> Hi Eric,
>>
>> could you update to current trunk and see if it helps?
>>
>> We should now only use one session per thread.
>>
>> Feedback Welcome...
>>
>> Bye
>> Norman
>>
>> 2010/5/7, Norman Maurer<norman.maurer@googlemail.com>:
>>      
>>> Hi Robert,
>>>
>>> maybe I just don't get what you want todo.. How about some "pseudo code" ?
>>>
>>> I just committed some code to use only one EntityManager/JCR Session
>>> per request. Hopefully this will help with Alfresco.
>>>
>>> Bye,
>>> Norman
>>>
>>> 2010/5/7 Robert Burrell Donkin<robertburrelldonkin@gmail.com>:
>>>        
>>>> On Fri, May 7, 2010 at 5:58 AM, Norman Maurer
>>>> <norman.maurer@googlemail.com>  wrote:
>>>>          
>>>>> Hi Robert,
>>>>>
>>>>> to be honest I think it would make things just more complicated. I
>>>>> think we should just make sure we keep the jcr session / entitymanager
>>>>> etc open till we are done with processing the request. Nothing more...
>>>>>
>>>>> I don't see the advance of implement such a callback interface. Maybe
>>>>> you can outline why you "prefer" this way ?
>>>>>            
>>>> fit in better with the message style API used by the rest of the IMAP
>>>> stack. should make transactions transparent and allow scheduling
>>>> rather than synchronisation for some operations.
>>>>
>>>> - robert
>>>>
>>>> ---------------------------------------------------------------------
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>>>>
>>>>          
>>>        
>>      
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