ehcache

EHCache is a pure Java, in-process cache.

See:
Description

Packages

net.sf.ehcache	This package contains the public API for using EHCache
net.sf.ehcache.config	This package contains the cache configuration code.
net.sf.ehcache.hibernate	This package provides integration with the Hibernate Object Relational tool.
net.sf.ehcache.store	Store package.

EHCache is a pure Java, in-process cache.

It has the following aims:

1. Fast
2. Simple
3. Act as a pluggable cache for Hibernate 2.1.
4. Small foot print. Both in terms of size and memory requirements.
5. Minimal dependencies apart from J2SE.

Please see http://ehcache.sourceforge.net for full documentation.