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Spring & Quartz Integration with Custom Annotation, the SPANN way

In a previous post, we demonstrated how to create and configure Quartz jobs with annotations in a Spring container. We used a class-level annotation to add some metadata to a bean which ...
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Log4j, Stat4j, SMTPAppender Integration – Aggregating Error Logs to Send Email When Too Many

Our development team wanted to get notified as soon as something goes wrong in our production system, a critical Java web application serving thousands of customers daily. The idea ...
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What are procedures and functions after all?

Many RDBMS support the concept of “routines”, usually calling them procedures and/or functions. These concepts have been around in programming languages for a while, also outside ...
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The new Java Caching Standard (javax.cache)

This post explores the new Java caching standard: javax.cache. How it Fits into the Java Ecosystem This standard is being developed by JSR107, of which the author is co-spec lead. JSR107 ...
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Java Secret: Loading and unloading static fields

OVERVIEW To start with it is natural to assume that static fields have a special life cycle and live for the life of the application. You could assume that they live is a special place ...
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Testing GWT Apps with Selenium or WebDriver

Good functional testing is one of the most difficult tasks for web application developers and their teams. It is a challenge to develop tests that are cheap to maintain and yet provide ...
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Spring 3 Testing with JUnit 4 – ContextConfiguration and AbstractTransactionalJUnit4SpringContextTests

Looking in the internet for a way to test my Spring 3 application, I found many articles that describe how to test your application by using JUnit. Most of them are incomplete examples ...
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Code coverage with unit & integration tests

On a pet project recently I set out to build automated UI (integration) tests as well as the normal unit tests. I wanted to get all of this integrated into my maven build, with code ...
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Avoid Lazy JPA Collections

Hibernate (and actually JPA) has collection mappings: @OneToMany, @ManyToMany, @ElementCollection. All of these are by default lazy. This means the collections are specific implementations ...
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Play! Framework: Why Did I Fall in Love with it

Some time ago, I was the tech lead for a few very large deployments on the Real Estate market for companies like Fannie Mae, Freddie Mac, Foreclosure.com and HUD. We were running that ...
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