Appendix A. Changes for version 1.1 of the EJB specification

WebSphere Application Server supports version 1.1 of the EJB specification. This appendix describes features that are new or have changed in version 1.1 and discusses migration issues for enterprise beans written to version 1.0 of the EJB specification.


New and updated features

The following enterprise bean features are new or have changed for version 1.1.


Migrating from version 1.0 to version 1.1

From the client's perspective, enterprise beans written to version 1.1 of the EJB specification appear nearly identical to enterprise beans written to version 1.0 of the specification. However, the following EJB 1.1 changes do affect clients:

From the application developer's perspective, the following changes need to be made to make enterprise beans written to version 1.0 of the EJB specification compatible with version 1.1 of the specification.