Ehcache 1.4.0 Guide & ReferenceEhcache is a widely used java distributed cache for general purpose caching, Java EE and light weight containers. It features memory and disk stores, replicate by copy and invalidate, listeners, cache loaders, cache extensions, cache exception handlers, a gzip caching servlet filter and much more Ehcache is available under an Apache open source license and is actively developed, maintained and supported. Written by the maintainer of ehcache, Greg