As part of the OpenNTF development contest sponsored by hedersoft, weihang chen has contributed an XPages project called Custom persistent layer for Xpages.

Weihang's description:
"Objective is creating a lightweight java annotation based persistent layer (customized JPA for Domino). ... Hide the document read/write operations from developer, any modern framework does offer usage of ORM to skip the need of DAO layer implemention. Loading objects from model layer you are loading the table rows from database, submitting the objects and object relations from model layer you are automatically submitting the update to database as well."

A picture named M2

Watch the mini video to see the project in action.

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