Home » Tag Archives: EclipseLink

Tag Archives: EclipseLink

Introducing EclipseLink JPA-RS

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In a previous series of posts I covered how to create a JAX-RS service that leveraged JPA for the persistence layer.  EclipseLink contains a component called JPA-RS that can be used to easily and automatically expose a persistence unit as RESTful service (that supports XML and JSON messages).  MOXy provides the XML and JSON-binding for JPA-RS and things like bidirectional ...

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Polyglot Persistence: EclipseLink with MongoDB and Derby

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Polyglot persistence has been in the news since some time now. Kicked off by the famous Fowler post from end 2011 I see more an more nice ideas coming up. Latest one was a company internal student project in which we used Scala as a backend persisting data into MongoDB, Derby and Solar. I’m not a big fan of Scala and ...

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Sneak peak at Java EE 7 – Multitenant Examples with EclipseLink

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The Aquarium is a great source of inspiration and most recent information about Java EE progress across all relevant specifications and reference implementations. They picked up a presentation by Oracle’s Shaun Smith (blog/twitter) about the status and future of EclipseLink as an open source project. He covers all the new features which are going to be in EclipseLink 2.4 which ...

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Extending your JPA POJOs

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Extensibility is an important characteristic in many architectures.  It is a measure of how easy (or difficult) it is to add or change functionality without impacting existing core system functionality. Let’s take a simple example.  Suppose your company have a core product to track all the users in a sports club.  Within your product architecture, you have a domain model represented ...

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