19 Exposing JPA Entities Through RESTful Data Services

This chapter introduces tells how to expose JPA persistence units using RESTful Data services.

This chapter contains the following sections:

• Introduction to the Solution

• Implementing the Solution

• Additional Resources

• RESTful Data Services API Reference

Use Case

Expose persistent data model and application logic over REST for the development of Thin Server Architecture (TSA) clients including HTML5/JavaScript and mobile technologies.

Solution

Use RESTful Data Services to expose entities using a RESTful service, without writing JAX-RS code.

Components

• A Java EE application server with the following:

  • EclipseLink 2.4 or later.

  • Support for Java API for RESTful Web Services (JAX-RS) 1.0, for example the JAX-RS reference implementation, Jersey (see http://jersey.java.net/).

• A compliant Java Database Connectivity (JDBC) database, such as Oracle Database, Oracle Express, or MySQL