Javadoc for package XXX

Packages 
Package Description
javax.ws.rs
High-level interfaces and annotations used to create RESTful service resources.
javax.ws.rs.client
The Client API
javax.ws.rs.container
Container-specific API.
javax.ws.rs.core
Low-level interfaces and annotations used to create RESTful service resources.
javax.ws.rs.ext
APIs that provide extensions to the types supported by the API.
javax.ws.rs.sse
Server-Sent Events related API.