我从正在侦听OracleAQ的Java服务中收到零星的错误。
它似乎每天晚上都在发生，我不确定发生了什么。 真的是数据库连接问题吗？
还是“出队失败”表明它已连接并且发生了其他事情？
以下是例外：
[-11-04 18:16:16,508] WARN org.springframework.jms.listener.DefaultMessageListenerContainer - Setup of JMS message listener invoker failed for destination 'MYCOMPANY_INFO_QUEUE' - trying to recover. Cause: JMS-120: Dequeue failed; nested exception is java.sql.SQLException: Io exception: Socket read timed out
oracle.jms.AQjmsException: JMS-120: Dequeue failed
at oracle.jms.AQjmsError.throwEx(AQjmsError.java:311)
at oracle.jms.AQjmsConsumer.dequeue(AQjmsConsumer.java:2234)
at oracle.jms.AQjmsConsumer.receiveFromAQ(AQjmsConsumer.java:1028)
at oracle.jms.AQjmsConsumer.receiveFromAQ(AQjmsConsumer.java:951)
at oracle.jms.AQjmsConsumer.receiveFromAQ(AQjmsConsumer.java:929)
at oracle.jms.AQjmsConsumer.receive(AQjmsConsumer.java:781)
at org.springframework.jms.listener.AbstractPollingMessageListenerContainer.receiveMessage(AbstractPollingMessageListenerContainer.java:430)
at org.springframework.jms.listener.AbstractPollingMessageListenerContainer.doReceiveAndExecute(AbstractPollingMessageListenerContainer.java:310)
at org.springframework.jms.listener.AbstractPollingMessageListenerContainer.receiveAndExecute(AbstractPollingMessageListenerContainer.java:263)
at org.springframework.jms.listener.DefaultMessageListenerContainer$AsyncMessageListenerInvoker.invokeListener(DefaultMessageListenerContainer.java:1096)
at org.springframework.jms.listener.DefaultMessageListenerContainer$AsyncMessageListenerInvoker.executeOngoingLoop(DefaultMessageListenerContainer.java:1088)
at org.springframework.jms.listener.DefaultMessageListenerContainer$AsyncMessageListenerInvoker.run(DefaultMessageListenerContainer.java:985)
at java.lang.Thread.run(Thread.java:662)
[Linked-exception]
java.sql.SQLException: Io exception: Socket read timed out
at oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:112)
at oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:146)
at oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:255)
at oracle.jdbc.driver.T4CCallableStatement.executeForRows(T4CCallableStatement.java:976)
at oracle.jdbc.driver.OracleStatement.doExecuteWithTimeout(OracleStatement.java:1168)
at oracle.jdbc.driver.OraclePreparedStatement.executeInternal(OraclePreparedStatement.java:3285)
at oracle.jdbc.driver.OraclePreparedStatement.executeQuery(OraclePreparedStatement.java:3329)
at oracle.jms.AQjmsConsumer.dequeue(AQjmsConsumer.java:1732)
at oracle.jms.AQjmsConsumer.receiveFromAQ(AQjmsConsumer.java:1028)
at oracle.jms.AQjmsConsumer.receiveFromAQ(AQjmsConsumer.java:951)
at oracle.jms.AQjmsConsumer.receiveFromAQ(AQjmsConsumer.java:929)
at oracle.jms.AQjmsConsumer.receive(AQjmsConsumer.java:781)
at org.springframework.jms.listener.AbstractPollingMessageListenerContainer.receiveMessage(AbstractPollingMessageListenerContainer.java:430)
at org.springframework.jms.listener.AbstractPollingMessageListenerContainer.doReceiveAndExecute(AbstractPollingMessageListenerContainer.java:310)
at org.springframework.jms.listener.AbstractPollingMessageListenerContainer.receiveAndExecute(AbstractPollingMessageListenerContainer.java:263)
at org.springframework.jms.listener.DefaultMessageListenerContainer$AsyncMessageListenerInvoker.invokeListener(DefaultMessageListenerContainer.java:1096)
at org.springframework.jms.listener.DefaultMessageListenerContainer$AsyncMessageListenerInvoker.executeOngoingLoop(DefaultMessageListenerContainer.java:1088)
at org.springframework.jms.listener.DefaultMessageListenerContainer$AsyncMessageListenerInvoker.run(DefaultMessageListenerContainer.java:985)
at java.lang.Thread.run(Thread.java:662)
[-11-04 18:16:16,569] INFO org.springframework.jms.listener.DefaultMessageListenerContainer - Successfully refreshed JMS Connection
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