Why hasn’t anybody thought of this before? If you’re a Java developer, I’m sure you’ve often run into class not found exceptions and had a hard time chasing down the missing JAR file. Jarhoo provides a simple search page that can identify the JAR file or package that corresponds to a particular class. Its growing database currently comprises 246344 classes, 2305 JAR files, and 25 applications.

(via TheServerSide.com)

It’s simple tools like Jarhoo and JDocs that can make a Java developer’s life much easier.