PMD is a Java source code analyzer. It finds
unused variables, empty catch blocks, unnecessary
object creation, and more. It includes CPD, a tool to detect chunks of identical code.
Information regarding Project Releases and Project Resources. Note that the information here is a quote from Freecode.com page, and the downloads themselves may not be hosted on OSDN.
This release includes eight new rules, a slew of bugfixes, and better support for JDK 1.5. Several rules were optimized; for example, UnusedModifer now runs about ten times faster.