Find duplicate code with CPD

A copy/paste detector I’m sure that you know PMD, the famous static code analyzer. But have you ever tried CPD? Installation CPD belongs to PMD. You have to install PMD first. Command line usage I give you some examples here. minimum-tokens (minimum duplicate size) and files (source directory) are the only required options. Then you can specify the […]

Analyze application performance with CDI Interceptors

Using interceptors for analyzing performance issues Do you know statements in your code like this? Analyzing how long the execution of a method takes is a cross-cutting concern. Cross-cutting concerns like transactions, caching or measuring latencies are aspects of a program that cannot be cleanly decomposed from the rest of the system. So they result in either code duplication or significant dependencies […]

Test JSON with a few lines of code

JSONassert helps you writing JSON unit tests You have to write a unit test and JSON is involved. Usually this will end up in a lot of lines of code. You know the situation, I bet. Here JSONassert comes into play. It allows to write JSON unit tests with just a few lines of code. For example checking an […]