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https://issues.apache.org/jira/browse/AMQ-2284?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Dejan Bosanac updated AMQ-2284:
-------------------------------
Fix Version/s: (was: 5.4.2)
5.5.0
> ClassCastException in KahaDB
> ----------------------------
>
> Key: AMQ-2284
> URL: https://issues.apache.org/jira/browse/AMQ-2284
> Project: ActiveMQ
> Issue Type: Bug
> Components: Message Store
> Affects Versions: 5.3.0
> Environment: Linux, activemq-core and kahadb 5.3-SNAPSHOT from
> 2009-06-02
> Reporter: Swen Moczarski
> Fix For: 5.5.0
>
>
> We test the broker with the Kaha message store. After some time we get lots
> of class cast exceptions:
> {noformat}
> [2009-06-06 06:01:22,047] [QueueThread:queue://xxx] [ERROR]
> [org.apache.activemq.broker.region.cursors.AbstractStoreCursor] [Failed to
> fill batch]
> java.lang.ClassCastException: java.lang.Long cannot be cast to
> org.apache.activemq.store.kahadb.MessageDatabase$MessageKeys
> at
> org.apache.activemq.store.kahadb.KahaDBStore$KahaDBMessageStore$4.execute(KahaDBStore.java:228)
> at org.apache.kahadb.page.Transaction.execute(Transaction.java:728)
> at
> org.apache.activemq.store.kahadb.KahaDBStore$KahaDBMessageStore.recoverNextMessages(KahaDBStore.java:221)
> at
> org.apache.activemq.broker.region.cursors.QueueStorePrefetch.doFillBatch(QueueStorePrefetch.java:81)
> at
> org.apache.activemq.broker.region.cursors.AbstractStoreCursor.fillBatch(AbstractStoreCursor.java:227)
> at
> org.apache.activemq.broker.region.cursors.AbstractStoreCursor.hasNext(AbstractStoreCursor.java:134)
> at
> org.apache.activemq.broker.region.cursors.StoreQueueCursor.hasNext(StoreQueueCursor.java:131)
> at org.apache.activemq.broker.region.Queue.doPageIn(Queue.java:1280)
> at
> org.apache.activemq.broker.region.Queue.pageInMessages(Queue.java:1419)
> at org.apache.activemq.broker.region.Queue.iterate(Queue.java:1103)
> at
> org.apache.activemq.thread.DeterministicTaskRunner.runTask(DeterministicTaskRunner.java:84)
> at
> org.apache.activemq.thread.DeterministicTaskRunner$1.run(DeterministicTaskRunner.java:41)
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
> at java.lang.Thread.run(Thread.java:619)
> [2009-06-06 06:01:22,048] [QueueThread:queue://xxx] [ERROR]
> [org.apache.activemq.broker.region.cursors.AbstractStoreCursor] [Failed to
> fill batch]
> java.lang.RuntimeException: java.lang.ClassCastException: java.lang.Long
> cannot be cast to org.apache.activemq.store.kahadb.MessageDatabase$MessageKeys
> at
> org.apache.activemq.broker.region.cursors.AbstractStoreCursor.fillBatch(AbstractStoreCursor.java:230)
> at
> org.apache.activemq.broker.region.cursors.AbstractStoreCursor.hasNext(AbstractStoreCursor.java:134)
> at
> org.apache.activemq.broker.region.cursors.StoreQueueCursor.hasNext(StoreQueueCursor.java:131)
> at org.apache.activemq.broker.region.Queue.doPageIn(Queue.java:1280)
> at
> org.apache.activemq.broker.region.Queue.pageInMessages(Queue.java:1419)
> at org.apache.activemq.broker.region.Queue.iterate(Queue.java:1103)
> at
> org.apache.activemq.thread.DeterministicTaskRunner.runTask(DeterministicTaskRunner.java:84)
> at
> org.apache.activemq.thread.DeterministicTaskRunner$1.run(DeterministicTaskRunner.java:41)
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
> at java.lang.Thread.run(Thread.java:619)
> Caused by: java.lang.ClassCastException: java.lang.Long cannot be cast to
> org.apache.activemq.store.kahadb.MessageDatabase$MessageKeys
> at
> org.apache.activemq.store.kahadb.KahaDBStore$KahaDBMessageStore$4.execute(KahaDBStore.java:228)
> at org.apache.kahadb.page.Transaction.execute(Transaction.java:728)
> at
> org.apache.activemq.store.kahadb.KahaDBStore$KahaDBMessageStore.recoverNextMessages(KahaDBStore.java:221)
> at
> org.apache.activemq.broker.region.cursors.QueueStorePrefetch.doFillBatch(QueueStorePrefetch.java:81)
> at
> org.apache.activemq.broker.region.cursors.AbstractStoreCursor.fillBatch(AbstractStoreCursor.java:227)
> ... 10 more
> {noformat}
> For the messages we use the persistence delivery mode.
> Our configuration (in Spring) for the persistance adapter:
> {code:xml}
> <property name="persistenceAdapter">
> <bean class="org.apache.activemq.store.kahadb.KahaDBStore">
> <property name="directory" value="/message/store/dir" />
> </bean>
> </property>
> {code}
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