A recent study by Java developer Raghu Kodali has shown that porting Sun’s Java EE tutorial application RosterApp from EJB 2.1 to EJB 3.0 resulted in more than a 50-percent reduction in code.

A must-read tutorial showing how to use Grails (Java's Groovy answer to Ruby on Rails) to quickly build a functional website around an existing EJB 3 entity bean domain model with very little code.

The ejb-jar that contains the TestEJB and the WAR containing the Quartz libraries and QuartzServlet needs to be packaged as an EAR and deployed to the J2EE container, OC4J in our case.