Monthly Archives: June 2012

How to see system properties used in the JVM

Today I needed to look into a production issue and I needed to see the values “inside” the JVM of system properties.  Thankfully, the JDK (I am using JDK 1.6) ships with the jinfo utility, which will list out all … Continue reading

Posted in Miscellaneous | Leave a comment

Fixing com.ibm.mq.MQException: MQJE001: Completion Code 2, Reason 2016

I was setting up my application to work with MQ but I was not getting the expected behavior.  In the logs, I found this error: 07 Jun 2012 15:21:46,231 WARN DefaultMessageListenerContainer:834 – Setup of JMS message listener invoker failed for … Continue reading

Posted in JMS, WebSphere MQ | Tagged , | 1 Comment

Upgrading from Spring 2.5 to 3.1

I spent a couple hours yesterday upgrading my applications from Spring 2.5.5 to Spring 3.1.1.  As described in the Spring 3.1 documentation, I replaced my Spring 2.5.5 spring.jar with the appropriate org.springframework.<module>-3.1.1.RELEASE.jar files. The only error I encountered was when … Continue reading

Posted in Spring, Tomcat | Tagged , | Leave a comment