[MAILBOX-51] RaceCondition in AbstractDelegatingMailboxListener

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 0.2
• Component/s: store
• Assignee: Norman Maurer
• Reporter: Norman Maurer
• Created: 14/Apr/11 05:41
• Updated: 14/Apr/11 05:43
• Resolved: 14/Apr/11 05:43

Description

RaceCondition in AbstractDelegatingMailboxListener. See stacktrace:

java.util.ConcurrentModificationException
at java.util.AbstractList$Itr.checkForComodification(AbstractList.java:372)
at java.util.AbstractList$Itr.remove(AbstractList.java:357)
at java.util.AbstractCollection.removeAll(AbstractCollection.java:337)
at org.apache.james.mailbox.store.AbstractDelegatingMailboxListener.event(AbstractDelegatingMailboxListener.java:72)
at org.apache.james.mailbox.util.MailboxEventDispatcher.event(MailboxEventDispatcher.java:123)
at org.apache.james.mailbox.util.MailboxEventDispatcher.flagsUpdated(MailboxEventDispatcher.java:108)
at org.apache.james.mailbox.store.StoreMessageManager.setFlags(StoreMessageManager.java:419)
at org.apache.james.imap.processor.StoreProcessor.doProcess(StoreProcessor.java:79)
at org.apache.james.imap.processor.StoreProcessor.doProcess(StoreProcessor.java:43)
at org.apache.james.imap.processor.AbstractMailboxProcessor.doProcess(AbstractMailboxProcessor.java:96)
at org.apache.james.imap.processor.AbstractMailboxProcessor.process(AbstractMailboxProcessor.java:82)
at org.apache.james.imap.processor.AbstractMailboxProcessor.doProcess(AbstractMailboxProcessor.java:75)
at org.apache.james.imap.processor.AbstractMailboxProcessor.doProcess(AbstractMailboxProcessor.java:55)
at org.apache.james.imap.processor.base.AbstractChainedProcessor.process(AbstractChainedProcessor.java:51)
at org.apache.james.imap.processor.base.AbstractChainedProcessor.process(AbstractChainedProcessor.java:53)
at org.apache.james.imap.processor.base.AbstractChainedProcessor.process(AbstractChainedProcessor.java:53)
at org.apache.james.imap.processor.base.AbstractChainedProcessor.process(AbstractChainedProcessor.java:53)
at org.apache.james.imap.processor.base.AbstractChainedProcessor.process(AbstractChainedProcessor.java:53)
at org.apache.james.imap.processor.base.AbstractChainedProcessor.process(AbstractChainedProcessor.java:53)
at org.apache.james.imap.processor.base.AbstractChainedProcessor.process(AbstractChainedProcessor.java:53)
at org.apache.james.imap.processor.base.AbstractChainedProcessor.process(AbstractChainedProcessor.java:53)
at org.apache.james.imap.processor.base.AbstractChainedProcessor.process(AbstractChainedProcessor.java:53)
at org.apache.james.imap.processor.base.AbstractChainedProcessor.process(AbstractChainedProcessor.java:53)
at org.apache.james.imap.processor.base.AbstractChainedProcessor.process(AbstractChainedProcessor.java:53)
at org.apache.james.imap.processor.base.AbstractChainedProcessor.process(AbstractChainedProcessor.java:53)
at org.apache.james.imap.processor.base.AbstractChainedProcessor.process(AbstractChainedProcessor.java:53)
at org.apache.james.imap.processor.base.AbstractChainedProcessor.process(AbstractChainedProcessor.java:53)
at org.apache.james.imap.processor.base.AbstractChainedProcessor.process(AbstractChainedProcessor.java:53)
at org.apache.james.imapserver.netty.ImapChannelUpstreamHandler.messageReceived(ImapChannelUpstreamHandler.java:165)
at org.jboss.netty.handler.stream.ChunkedWriteHandler.handleUpstream(ChunkedWriteHandler.java:148)
at org.jboss.netty.channel.Channels.fireMessageReceived(Channels.java:302)
at org.jboss.netty.handler.codec.frame.FrameDecoder.unfoldAndFireMessageReceived(FrameDecoder.java:317)
at org.jboss.netty.handler.codec.frame.FrameDecoder.callDecode(FrameDecoder.java:299)
at org.jboss.netty.handler.codec.frame.FrameDecoder.messageReceived(FrameDecoder.java:216)
at org.jboss.netty.channel.Channels.fireMessageReceived(Channels.java:302)
at org.jboss.netty.handler.codec.frame.FrameDecoder.unfoldAndFireMessageReceived(FrameDecoder.java:317)
at org.jboss.netty.handler.codec.frame.FrameDecoder.callDecode(FrameDecoder.java:299)
at org.jboss.netty.handler.codec.frame.FrameDecoder.messageReceived(FrameDecoder.java:216)
at org.jboss.netty.handler.timeout.IdleStateAwareChannelHandler.handleUpstream(IdleStateAwareChannelHandler.java:48)
at org.jboss.netty.handler.timeout.IdleStateHandler.messageReceived(IdleStateHandler.java:276)
at org.jboss.netty.channel.Channels.fireMessageReceived(Channels.java:274)
at org.jboss.netty.channel.Channels.fireMessageReceived(Channels.java:261)
at org.jboss.netty.channel.socket.oio.OioWorker.run(OioWorker.java:90)
at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
at java.lang.Thread.run(Thread.java:662)