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Java 8 Status Updates

The two big new language features of the upcoming Java SE 8 release are Lambda Expressions and Modularity. For both, status updates have been released these days. I’ll share the links ...
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Closed loops: the secret to collecting configuration management data

In my last post, How NOT to collect configuration management data, I gave a quick rundown of some losing CM data approaches that I and others have attempted in the past. Most of these ...
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Simulating CDI’s Session and Request Scope in a J2SE app

We’re currently considering refactoring the Naked Objects framework to use JSR-330 (dependency injection) and EE-oriented big brother, JSR-299 (CDI). Using vanilla JSR-330 is a no-brainer, ...
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Using Groovy – A soft introduction

Groovy is an object-oriented programming language for the Java platform and can be used as a scripting language. Most of us but instead of using Groovy alone, we use Grails (web framework ...
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Enabling JMX in Hibernate, EhCache, Quartz, DBCP and Spring

Continuing our journey with JMX (see: JMX for human beings) we will learn how to enable JMX support (typically statistics and monitoring capabilities) in some popular frameworks. Most ...
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OSGi: An Introduction

OSGi, created for Java-based systems, provides a framework for modular systems. OSGi makes it possible to define the dependencies of each individual module with the others and enables ...
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DB unit testing with dbUnit, JSON, HSQLDB and JUnit Rules

In this week’s run of my TDD course, I thought it would be interesting to write a little fixture to make it easier to use dbUnit. My original thought was just to teach dbUnit about ...
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Pair Programming: The disadvantages of 100% pairing

I’ve written a lot of blog posts in the past about pair programming and the advantages that I’ve seen from using this technique but lately I find myself increasingly frustrated ...
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Debugging the JVM

In some (rare) cases you might find yourself in the situation that you managed to crash the JVM itself. I most recently managed this by setting the name of a ThreadGroup to null. In ...
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Best Of The Week – 2012 – W01

Hello guys, Time for the “Best Of The Week” links for the week that just passed. Here are some links that drew Java Code Geeks attention: * DevOps: What it is, and what ...
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