Sporatic ArrayOutOfBoundsException with Kaha persistence (in 
org.apache.activemq.kaha.impl.index.hash.HashPage.addHashEntry)
----------------------------------------------------------------------------------------------------------------------------

                 Key: AMQ-1246
                 URL: https://issues.apache.org/activemq/browse/AMQ-1246
             Project: ActiveMQ
          Issue Type: Bug
    Affects Versions: 4.2.0
         Environment: 4.2-SNAPSHOT (build from 3/26/2007)
            Reporter: Chad Brandon


This error just started occurring after restarting activemq after its memory 
got fairly high (we've been running our app with this same ActiveMQ 4.2 build 
for several months without ever seeing this).  It's happening on a persistent 
topic and doesn't happen after each message is added to the topic but happens 
every 20 - 30 messages (the occurrence isn't very consistent).

java.lang.IndexOutOfBoundsException: Index: 25, Size: 22
        at java.util.ArrayList.add(ArrayList.java:368)
        at 
org.apache.activemq.kaha.impl.index.hash.HashPage.addHashEntry(HashPage.java:197)
        at 
org.apache.activemq.kaha.impl.index.hash.HashPageInfo.addHashEntry(HashPageInfo.java:65)
        at 
org.apache.activemq.kaha.impl.index.hash.HashBin.addHashEntry(HashBin.java:181)
        at 
org.apache.activemq.kaha.impl.index.hash.HashBin.put(HashBin.java:144)
        at 
org.apache.activemq.kaha.impl.index.hash.HashIndex.store(HashIndex.java:230)
        at 
org.apache.activemq.kaha.impl.container.MapContainerImpl.place(MapContainerImpl.java:389)
        at 
org.apache.activemq.store.kahadaptor.KahaTopicMessageStore.addMessage(KahaTopicMessageStore.java:62)
        at 
org.apache.activemq.store.kahadaptor.KahaTransactionStore.addMessage(KahaTransactionStore.java:133)
        at 
org.apache.activemq.store.kahadaptor.KahaTransactionStore$2.addMessage(KahaTransactionStore.java:68)
        at org.apache.activemq.broker.region.Topic.doMessageSend(Topic.java:349)
        at org.apache.activemq.broker.region.Topic.send(Topic.java:341)
        at 
org.apache.activemq.broker.region.AbstractRegion.send(AbstractRegion.java:306)
        at 
org.apache.activemq.broker.region.RegionBroker.send(RegionBroker.java:407)
        at 
org.apache.activemq.broker.TransactionBroker.send(TransactionBroker.java:203)
        at org.apache.activemq.broker.BrokerFilter.send(BrokerFilter.java:127)
        at 
org.apache.activemq.broker.CompositeDestinationBroker.send(CompositeDestinationBroker.java:97)
        at 
org.apache.activemq.broker.MutableBrokerFilter.send(MutableBrokerFilter.java:137)
        at 
org.apache.activemq.broker.TransportConnection.processMessage(TransportConnection.java:474)
        at 
org.apache.activemq.command.ActiveMQMessage.visit(ActiveMQMessage.java:618)
        at 
org.apache.activemq.broker.TransportConnection.service(TransportConnection.java:282)
        at 
org.apache.activemq.broker.TransportConnection$1.onCommand(TransportConnection.java:188)
        at 
org.apache.activemq.transport.TransportFilter.onCommand(TransportFilter.java:65)
        at 
org.apache.activemq.transport.WireFormatNegotiator.onCommand(WireFormatNegotiator.java:133)
        at 
org.apache.activemq.transport.InactivityMonitor.onCommand(InactivityMonitor.java:121)
        at 
org.apache.activemq.transport.TransportSupport.doConsume(TransportSupport.java:84)
        at 
org.apache.activemq.transport.tcp.TcpTransport.run(TcpTransport.java:137)
        at java.lang.Thread.run(Thread.java:595)

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