Generate JPA 2 Entities from existing Database

Question

How can I generate JPA2 compliant @Entity from existing Databases?.

I found this: Question

Still its not clear if JBoss will generate compliant JPA2 and also

Answer 1

Telosys is probably the simplest way for this kind of code generation.

It generates the JPA entities (of course) and if you want a fully operational web app

See the web site : http://www.telosys.org