Over these years I came across many API’s and used it in my project. Finally I decided to put it out and see what other folks are using. Here is my comprehensive list
)- O/R mapping API where the approach is bottom to top (mapping for existing database)
I found this better than Hibernate(3.x prior) where it doesn't support stored procedures.Check it out.
framework for binding XML data to Java objects.I came across this API from Java user group meeting