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How to implement JMS request/response feature in GlassfishThis tutorial will provide a sample code on how you can send request and receive reply using jms. I've used Glassfish 3.1.1, with its built in JMS Broker for testing set to LOCAL. We need 2 maven p
In Java old days, it lacks of method to determine the free disk space on a partition. But this is changed since JDK 1.6 released, a few new methods – getTotalSpace(), getUsableSpace() and getFreeSpace(), are bundled with java.io.File to retrieve the par
Profiling CPU usage from within a Java application
The SAM Java application Server (JMX) template allows you to monitor vital statistics from Java Virtual Machines (JVM). Before assigning the template to a node with a JVM you want to monitor, you must configure the target JVM to accept remote JMX queries.
During 2012 we upgraded a very large enterprise Java (JEE) application that we’ve been working on since 2006 (allhomes.com.au) from the venerable JBoss 4.2.3 all the way to RedHat JBoss 7.1.1. Although the transition went reasonably smoothly we did noti
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