我設置了這樣的方式春天JMS組件:Came jmsComponent:在不同的bean中設置異常Listener有什麼區別?
<bean id="jmsConnectionFactory"
class="org.apache.activemq.ActiveMQConnectionFactory">
<property name="brokerURL" value="tcp://localhost:61616" />
</bean>
<bean id="cachedConnectionFactory"
class="org.springframework.jms.connection.CachingConnectionFactory">
<property name="targetConnectionFactory" ref="jmsConnectionFactory"/>
<property name="sessionCacheSize" value="10"/>
<property name="exceptionListener" ref="exceptionListener"/>
</bean>
<bean id="jmsConfig"
class="org.apache.camel.component.jms.JmsConfiguration">
<property name="connectionFactory" ref="cachedConnectionFactory"/>
<property name="concurrentConsumers" value="10"/>
</bean>
我注意到,所有這些4種豆的ExceptionListener財產。所以我想知道在不同的bean中設置exceptionListener有什麼不同。
在我的測試中,只有在CachingConnectionFactory中的設置可以工作,它可以進入我的ExceptionListener,而在其他情況下,異常會記錄在其他地方,但無法進入我的代碼,異常如下所示。
WARN CachingConnectionFactory.onException(322) - Encountered a JMSException - resetting the underlying JMS Connection
javax.jms.JMSException: java.io.EOFException
at org.apache.activemq.util.JMSExceptionSupport.create(JMSExceptionSupport.java:54)
at org.apache.activemq.ActiveMQConnection.onAsyncException(ActiveMQConnection.java:1983)
at org.apache.activemq.ActiveMQConnection.onException(ActiveMQConnection.java:2002)
at org.apache.activemq.transport.TransportFilter.onException(TransportFilter.java:101)
at org.apache.activemq.transport.ResponseCorrelator.onException(ResponseCorrelator.java:126)
at org.apache.activemq.transport.TransportFilter.onException(TransportFilter.java:101)
at org.apache.activemq.transport.TransportFilter.onException(TransportFilter.java:101)
at org.apache.activemq.transport.WireFormatNegotiator.onException(WireFormatNegotiator.java:160)
at org.apache.activemq.transport.AbstractInactivityMonitor.onException(AbstractInactivityMonitor.java:314)
at org.apache.activemq.transport.TransportSupport.onException(TransportSupport.java:96)
at org.apache.activemq.transport.tcp.TcpTransport.run(TcpTransport.java:200)
at java.lang.Thread.run(Thread.java:745)
Caused by: java.io.EOFException
at java.io.DataInputStream.readInt(DataInputStream.java:392)
at org.apache.activemq.openwire.OpenWireFormat.unmarshal(OpenWireFormat.java:275)
at org.apache.activemq.transport.tcp.TcpTransport.readCommand(TcpTransport.java:221)
at org.apache.activemq.transport.tcp.TcpTransport.doRun(TcpTransport.java:213)
at org.apache.activemq.transport.tcp.TcpTransport.run(TcpTransport.java:196)
... 1 more
我不明白這是如何工作的,請給出一些解釋或提示。