Inside Scoop on J2EE : Tips and tricks on J2EE and Oracle Application Server by Debu Panda
Updated: 3/2/2005; 8:28:12 AM.

 

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Wednesday, February 09, 2005

JCP released the EJB 3.0 Early Release Draft 2 Specification. You can download the spec from the JSR 220 Page.

Here are some notable changes in the spec since Early Draft Release that was released JavaOne last year:

  • The persistence API has a separate spec than from the core EJB spec
  • The new spec is much more descriptive than the earlier earlier
  • Meta Annotations are comprehensive for all type of beans
  • Defines the life cycle enhancements and callback listeners for all type of beans
  • Defines interceptors for Session beans and MDBs
  • Interoperability with EJB 2.x

Here are some notable changes in the persistence side since the last draft specification

  • The persistence API looks comprehensive and details about EntityManager API
  • Comprehensive O-R Mapping Annotations
  • Provide details about EJB-QL enhancements
  • Native SQL Queries

Please send your feedback on the specification to ejb3-edr2-feedback@sun.com


6:37:56 AM    comment []

© Copyright 2005 Debu Panda.

PS: These are my own thoughts and not of my employer ..



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