thanks,HariV
two more question:
1: how to configure your entity bean as instance per transaction ?
2: I change the lock to JDBCOptimisticLock by modify standardjboss.xml, the
deadlock disappear. but new error happend. the exception is:
2005-01-12 10:44:49,147 ERROR [org.jboss.ejb.plugins.LogInterceptor]
RuntimeException:
java.lang.reflect.UndeclaredThrowableException
at $Proxy189.getId(Unknown Source)
......
Caused by: java.lang.InterruptedException
at java.lang.Object.wait(Native Method)
at
org.jboss.ejb.plugins.lock.NonReentrantLock.acquire(NonReentrantLock.java:81)
at
org.jboss.ejb.plugins.lock.NonReentrantLock.attempt(NonReentrantLock.java:105)
at
org.jboss.ejb.plugins.EntityReentranceInterceptor.invoke(EntityReentranceInterceptor.java:82)
at
org.jboss.ejb.plugins.EntityInstanceInterceptor.invoke(EntityInstanceInterceptor.java:163)
at
org.jboss.ejb.plugins.EntityLockInterceptor.invoke(EntityLockInterceptor.java:89)
at
org.jboss.ejb.plugins.EntityCreationInterceptor.invoke(EntityCreationInterceptor.java:54)
at
org.jboss.ejb.plugins.AbstractTxInterceptor.invokeNext(AbstractTxInterceptor.java:84)
at
org.jboss.ejb.plugins.TxInterceptorCMT.runWithTransactions(TxInterceptorCMT.java:267)
at
org.jboss.ejb.plugins.TxInterceptorCMT.invoke(TxInterceptorCMT.java:128)
at
org.jboss.ejb.plugins.SecurityInterceptor.invoke(SecurityInterceptor.java:118)
at org.jboss.ejb.plugins.LogInterceptor.invoke(LogInterceptor.java:191)
at
org.jboss.ejb.plugins.ProxyFactoryFinderInterceptor.invoke(ProxyFactoryFinderInterceptor.java:122)
at
org.jboss.ejb.EntityContainer.internalInvoke(EntityContainer.java:489)
at org.jboss.ejb.Container.invoke(Container.java:700)
at
org.jboss.ejb.plugins.local.BaseLocalProxyFactory.invoke(BaseLocalProxyFactory.java:375)
at org.jboss.ejb.plugins.local.EntityProxy.invoke(EntityProxy.java:38)
... 94 more
thanks again
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