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Handling Form Validation with Spring 3 MVC

This article is a part of a series on Spring 3. The earlier articles of this series were Hello World with Spring 3 MVC and Handling Forms with Spring 3 MVC. Now lets dig a ...
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JAXB and Root Elements

@XmlRootElement is an annotation that people are used to using with JAXB (JSR-222). It’s purpose is to uniquely associate a root element with a class. Since ...
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Java Thread at RUNNABLE state is not really running

Recently, I was doing an analysis/tuning on a Java application server installation in order to identify the bottlenecks and fix them. The most common action in such procedure (tuning) ...
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Exception: java lang AbstractMethodError

This java.lang.AbstractMethodError is usually thrown when we try to invoke the abstract method.Generally this error is identified at the compile time itself,if this ...
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How to build a DIY Service Repository

Every Jedi faces the moment in their life when their Lightsaber simply fails to perform as expected and he or she has bite the bullet and build a better one. Not being a Jedi I clearly ...
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Groovy DSL – A Simple Example

Domain Specific Languages (DSLs) have become a valuable part of the Groovy idiom. DSLs are used in native Groovy builders, Grails and GORM, and testing frameworks. To a developer, ...
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Java Exception: java lang NoSuchMethodError

If you have a look at the error message java.lang.NoSuchMethodError you may understand that the Java Virtual Machine is trying to indicate us that the method you invoked is not available ...
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Memory Access Patterns Are Important

In high-performance computing it is often said that the cost of a cache-miss is the largest performance penalty for an algorithm. For many years the increase in speed of our processors ...
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Top 5 SOA gotchas and how to avoid them

After 5 years of designing and building award winning service oriented architectures, I thought I’d share my top 5 SOA gotcha’s and some general hints on how you can avoid them ...
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Oracle Public Cloud Java Service with NetBeans in Early Access

Who expected that to happen: Oracle is working on a public cloud offering and the signs of the approaching official launch are there. Nearly a year after the official ...
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