Description :
PMD scans Java source code and looks for potential problems like: + Unused local variables + Empty catch blocks + Unused parameters + Empty \'if\' statements + Duplicate import statements + Unused private methods + Classes which could be Singletons + Short/long variable and method names PMD has plugins for JDeveloper, JEdit, JBuilder, NetBeans/Sun ONE Studio, IntelliJ IDEA, TextPad, Maven, Ant, Eclipse, Gel, and Emacs.
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