上午老板给了我一个小任务:解决他笔记本不连网的时候ActiveMQ无法启动的问题。我拔了网线后,启动ActiveMQ,报下面的错:
<!--<br><br>Code highlighting produced by Actipro CodeHighlighter (freeware)<br>http://www.CodeHighlighter.com/<br><br>-->ERRORBrokerService-FailedtostartActiveMQJMSMessage
Broker.Reason:java.net.SocketException:errorsettingoptions
java.net.SocketException:errorsettingoptions
ERROR:java.lang.RuntimeException:Failedtoexecutestarttask.Reason:
org.springframework.beans.factory.BeanCreationE
xception:Errorcreatingbeanwithname
'org.apache.activemq.xbean.XBeanBrokerService'definedinclasspath
resource[a
ctivemq.xml]:Initializationofbeanfailed;nestedexceptionis
java.net.SocketException:errorsettingoptions
ERROR:java.lang.Exception:
org.springframework.beans.factory.BeanCreationException:Errorcreatingbean
withname'org.
apache.activemq.xbean.XBeanBrokerService'definedinclasspathresource
[activemq.xml]:Initializationofbeanfailed;
nestedexceptionisjava.net.SocketException:errorsettingoptions
Broker.Reason:java.net.SocketException:errorsettingoptions
java.net.SocketException:errorsettingoptions
ERROR:java.lang.RuntimeException:Failedtoexecutestarttask.Reason:
org.springframework.beans.factory.BeanCreationE
xception:Errorcreatingbeanwithname
'org.apache.activemq.xbean.XBeanBrokerService'definedinclasspath
resource[a
ctivemq.xml]:Initializationofbeanfailed;nestedexceptionis
java.net.SocketException:errorsettingoptions
ERROR:java.lang.Exception:
org.springframework.beans.factory.BeanCreationException:Errorcreatingbean
withname'org.
apache.activemq.xbean.XBeanBrokerService'definedinclasspathresource
[activemq.xml]:Initializationofbeanfailed;
nestedexceptionisjava.net.SocketException:errorsettingoptions
网上搜索了下,发现是多播的问题,默认是允许多播的,可拔了网线后就只有一台机子了,所以多播就出问题了,我把activemq.xml里改了下:
<!--<br><br>Code highlighting produced by Actipro CodeHighlighter (freeware)<br>http://www.CodeHighlighter.com/<br><br>--><transportConnectors>
<transportConnectorname="openwire"uri="tcp://localhost:61616"/>
<transportConnectorname="ssl"uri="ssl://localhost:61617"/>
<transportConnectorname="stomp"uri="stomp://localhost:61613"/>
<transportConnectoruri="http://localhost:8081"/>
<transportConnectoruri="udp://localhost:61618"/>
</transportConnectors>
<networkConnectors>
<!--bydefaultjustautodiscovertheotherbrokers-->
<!--networkConnectorname="default-nc"uri="multicast://default"/-->
<!--networkConnectorname="jjc"uri="static:(192.168.1.112)"/-->
<!--networkConnectorname="506-02"uri="static:(192.168.1.114)"/-->
<networkConnectorname="host1andhost2"uri="static://(tcp://host1:61616,tcp://host2:61616)"failover="true"/>
</networkConnectors>
<transportConnectorname="openwire"uri="tcp://localhost:61616"/>
<transportConnectorname="ssl"uri="ssl://localhost:61617"/>
<transportConnectorname="stomp"uri="stomp://localhost:61613"/>
<transportConnectoruri="http://localhost:8081"/>
<transportConnectoruri="udp://localhost:61618"/>
</transportConnectors>
<networkConnectors>
<!--bydefaultjustautodiscovertheotherbrokers-->
<!--networkConnectorname="default-nc"uri="multicast://default"/-->
<!--networkConnectorname="jjc"uri="static:(192.168.1.112)"/-->
<!--networkConnectorname="506-02"uri="static:(192.168.1.114)"/-->
<networkConnectorname="host1andhost2"uri="static://(tcp://host1:61616,tcp://host2:61616)"failover="true"/>
</networkConnectors>
拔掉网线,ok,ActiveMQ启动成功,哈哈,自以为搞定的时候,发现了一个古怪的问题,我把配置文件改回去,启动ActiveMQ,居然写的通信程序客户端之间还是可以进行通话,完全不受ActiveMQ前面报的错误的影响,真是让人哭笑不得。。。
估计是哪个开发人员开的玩笑,把这个warning写成了error吧,弄的我以为ActimveMQ没启动起来,实际上是已经启动了的。。。
解决ActiveMQ离线启动问题
本文记录了解决ActiveMQ在网络断开时无法启动的问题过程。通过调整配置禁用多播功能,使得ActiveMQ能够在没有网络连接的情况下正常运行。
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