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Smart Batching

How often have we all heard that “batching” will increase latency? As someone with a passion for low-latency systems this surprises me. In my experience when batching is done ...
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Spring Security – Two Security Realms in one Application

This blog post is mainly about Spring Security configuration. More specifically it is intending to show how to configure two different security realms in one web application. ...
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Liferay – Simple Theme Development

Indeed, Liferay has come a long way with its 6.1 version, that fully supports JSF and IceFaces. I’m still trying to learn the ropes of it as I aim to have it the standard collaboration ...
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How to change logging level in runtime

Changing the log logging level in runtime is important mainly in production environment where you might want to have debug logging for limited amount of time. Well, changing the root ...
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GlassFish JDBC Security with Salted Passwords on MySQL

One of the most successful posts on this blog is my post about setting up a JDBC Security Realm with form based authentication on GlassFish. Some comments on this ...
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All That Cloud: Amazon, Google App Engine, Windows Azure, Heroku, Jelastic

You wanna be in the cloud? You have plenty of options. I’ve evaluated or used many of them, so here are a few words about each. (I will include some Java-related comments, as I’m ...
java-interview-questions-answers

JAXB – No Annotations Required

There appears to be a misconception that annotations are required on the model in order to use a JAXB (JSR-222) implementation. The truth is that JAXB is configuration by exception, ...
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Answering with Mockito

When you are writing unit tests, you must keep in mind to not have dependencies to external components. To avoid this we use mock frameworks which for me the easiest one to ...
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EclipseLink MOXy as a JAXB provider

EclipseLink MOXy is a JAXB provider and is a compelling alternative to the default JAXB provider built into JDK. First a simple test to marshal a Java object to XML: This is the model: @XmlRootElement(name='MemberDetailsRequest', ...
spring-interview-questions-answers

Spring Integration – Session 2 – More Hello Worlds

This is a follow up to Spring Integration Session 1 The first session was a simple Hello World application using Spring Integration. I want to ...
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