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Pratik Patel on Enterprise JPA, Fetch Groups and Spring 2.5

by Srini Penchikala on  Aug 25, 2008

JPA extension features like Fetch Groups offered by Apache OpenJPA framework can give enterprise Java developers more flexibility in designing JPA applications. Pratik Patel discussed JPA design techniques for developing real-world Java applications using JPA API and Spring 2.5 framework. He did a presentation at the recent Central Ohio Software Symposium on Enterprise JPA.

OpenJPA 1.0: Enterprise O/R Mapping with full JPA 1.0 compliance

by Ryan Slobojan on  Sep 11, 2007 3

Apache OpenJPA, an open-source implementation of the Java Persistence API (JPA), recently released version 1.0.0. InfoQ spoke with OpenJPA project lead Patrick Linskey to learn more about this release.

Apache Geronimo 2.0: Certified Java EE 5 compatible

by Ryan Slobojan on  Aug 29, 2007 1

Apache Geronimo, an open-source Java Enterprise Edition (Java EE) application server, recently released version 2.0.1. InfoQ took the opportunity to learn more about Apache Geronimo and where it fits into the application server space.

Interview: OpenJPA & the JPA spec with Patrick Linskey

by Ryan Slobojan on  Aug 24, 2007 1

OpenJPA is an implementation of the Java Persistence API (JPA) which can be used as a stand-alone POJO persistence layer, or it can be integrated into any EJB3.0 compliant container and many lightweight frameworks. In this interview, Patrick Linskey explains where OpenJPA came from, how it fits into the O/R Mapping space, the JPA specification, and future plans for OpenJPA.

OpenJPA adopted by both IBM and BEA; becomes top-level Apache project

by James Kao on  Jun 26, 2007 3

Apache OpenJPA has been gaining momentum in the JEE world, having been adopted by BEA as the EJB3 JPA implementation in WebLogic Server 10 and in the most recent EJB3 Feature Pack for IBM WebSphere Application Server. OpenJPA started its life in BEA's Kodo product, whose code was donated to the ASF in 2006; the project just recently graduated from the Apache Incubator as well.

BEA Announces WebLogic 9.2 Platform

by Miko Matsumura & Floyd Marinescu on  Oct 11, 2006

BEA has announced the completion and delivery of WebLogic Platform 9.2 (Server, Portal, and Integration) that are designed to provide a unified foundation for BEA's SOA 360 platform. Kodo 4.1, Workshop, and Workshop Studio also had new releases. InfoQ summarized the new features in WL Server and Portal.

BEA Finishes Moving OpenJPA Code to the Apache Incubator

by Scott Delap on  Jul 25, 2006 2

BEA has finished the last set of OpenJPA code drops to the Apache Incubator. OpenJPA will be an enterprise grade JPA implementation suitable for production use. It will also form the basis for BEA's commercial Kodo 4.1 and WebLogic's JPA support.

Open JPA: A real competitor to Hibernate emerging

by Floyd Marinescu on  May 22, 2006 27

BEA will be open sourcing a large part of the formerly commercial Kodo persistence engine from SolarMetric into the Apache OpenJPA project. Going forward, the commerical Kodo and WebLogic will be built on top of OpenJPA which will recieve a large commitment of resources from BEA for further development. OpenJPA may become a viable alternative to Hibernate this year.

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