koru
a Java ORM framework focusing on simple and rapid development
... in the Koru,which base on ehcache.
It has many excellent features:
1.small and rapid.
2.easy to learn.
3.minimum configuration.but if necessary,you can configure it flexibly too.
4.including easy file uploading and rapid paged query basing on database dialect.
5.easy to put the web form data to database.
6.supporting all kinds of cascaded query.
7.supporting cached query basing on ehcache.