The first tutorial about Jersey: Jersey 1.x - Hello, world! shows the way to develop a simple RESTful Web service application using Jersey 1.19. This tutorial shows you the way to develop the same application using Jersey 2.20. Eclipse for Java EE developers and Apache Tomcat are used to develop the application. If you do not have them, please setup them before continuing this tutorial.
For Ubuntu users:
Integrate Tomcat with Eclipse