Javadoc for package XXX

Packages 
Package Description
org.ehcache
Main Ehcache API, including cache managers and caches.
org.ehcache.config
CacheManager configuration, Cache configuration and other configuration classes.
org.ehcache.config.units
ResourceUnit implementations
org.ehcache.event
CacheEvent and related types.
org.ehcache.expiry
Expiry API of a Cache.
org.ehcache.javadoc
Annotations processed by the Gradle build to restrict the set of source files presented to Javadoc.
org.ehcache.spi.copy
Copier SPI in Ehcache.
org.ehcache.spi.loaderwriter
org.ehcache.spi.persistence
PersistableResourceService and other persistence related SPI.
org.ehcache.spi.resilience
org.ehcache.spi.serialization
Serializer SPI in Ehcache.
org.ehcache.spi.service
Service SPI related in Ehcache.