A collection of JUnit rules for testing code which uses java.lang.System.

A mature JDBC3+ Connection pooling library

Apache Commons Validator provides the building blocks for both client-side and server-side data validation.

Metrics is a Java library which gives you unparalleled insight into what your code does in

Jakarta Mail API 2.1 Specification API

API for Jakarta Servlet, enabling web applications to handle HTTP requests and responses through a standard interface ...

The official API for JavaServer Pages (JSP), enabling dynamic web page generation in Java EE.

Apache Ant is a Java library and command-line tool whose mission is to drive processes described in build files as ...

Implementation for Apache Log4J, a highly configurable logging tool that focuses on performance and low garbage ...

JSON is a light-weight, language independent, data interchange format.

A mature JDBC3+ Connection pooling library

Apache Commons Validator provides the building blocks for both client-side and server-side data validation.

Metrics is a Java library which gives you unparalleled insight into what your code does in

Jakarta Mail API 2.1 Specification API

Implementation for Apache Log4J, a highly configurable logging tool that focuses on performance and low garbage ...

JSON is a light-weight, language independent, data interchange format.