Friday, May 28, 2010

OSGi/JPA2 Feature Pack for IBM WAS v7

IBM released a combined OSGi and JPA Feature Pack for IBM WebSphere Application Server v7 today, which includes OSGi Blueprint and EBA based programming model from Apache Aries 0.1-incubating along with JPA 2.0 support from Apache OpenJPA 2.0.0.

Using OpenJPA2 Criteria API in Apache Daytrader

Dianne has created instructions and a patch on the Apache OpenJPA site which shows how to modify the Apache Geronimo Daytrader sample to use the new Criteria API that was introduced in JPA 2.0.

Friday, May 14, 2010

Apache OpenJPA OpenBooks sample

Pinaki has created an OpenBooks sample in the Apache OpenJPA trunk, which can be used to demonstration new JPA 2.0 features such as: Criteria Query; Compound, Derived identity Orphan Delete; Persistent Domain Model API; ....