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Spring MVC: form handling vol. 4 – radiobuttons

In the world of software development radiobuttons are essential part of graphic user interface. Spring MVC tag library provides special tag for this element of form. If to be more precisely ...
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Creating a delegating login module (for JBoss EAP 6.1)

[ If you only want to see code, just scroll down ] Motivation In RHQ we had a need for a security domain that can be used to secure the REST-api and its web-app via container managed ...
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JBoss AS7 JNDI & EJB 3.1 Naming changes

As a result of the “feature train” continuing to march on and us not keeping our software stack up-to-date, our team finds ourselves in the un-enviable position of having ...
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Spring Data Solr Tutorial: Introduction to Solr

Most of the applications must have a some kind of a search function. The problem is that search functions are often huge resource hogs and they can kill the performance of our application ...
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Hadoop setup on single node and multi node

We will describe Hadoop setup on single node and multi node. The Hadoop  environment setup and configuration will be described in details. First you need to download the following ...
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Heroku and Java – From Newbie to Beginner, Part 1

Recently I’ve heard that Heroku allows deployment of Java applications in it’s Cedar stack. Having no real software idea I decided I’ll give it a try and just configure SOMETHING ...
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Asynchronous CDI Events

Few days ago, during our regular code review, one of my colleagues raised a question what would happen — and if it’s even possible — when a CDI Observer (so a method with parameter ...
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The Democratization of Search

Over the past year and a half, I’ve watched ElasticSearch grow from a seemingly part-time code experiment into a thriving ecosystem. Not only has the number of client libraries grown ...
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Gradle Goodness: Running a Single Test

We can run test code with Gradle using the test task that is added by the Java plugin. By default all tests found in the project are executed. If we want to run a single test we can ...
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Spring Security Login

1. Introduction This article is going to focus on Login with Spring Security. We’re going to built on top of the simple previous Spring MVC example, as that’s a necessary part of ...
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