A new and free article about JAX-RS 2.0 and Java EE 7 is online.
I focussed on new features like asynchronous processing, configuration, interceptors, filters and the new client API.
Feedback is, as always, highly appreciated!
NEW 2016: Java EE 7 Workshops: Bootstrap, Effective, Architectures, April, 4th-6th, Munich's Airport
On demand workshops: Java EE 7 Bootstrap, Effective Java EE 7 and NEW: Java EE 7 Testing are available for streaming