This week's book giveaway is in the OO, Patterns, UML and Refactoring forum. We're giving away four copies of Refactoring for Software Design Smells: Managing Technical Debt and have Girish Suryanarayana, Ganesh Samarthyam & Tushar Sharma on-line! See this thread for details.
I had created a session bean & deployed it on JBOSS Server. I created a stand alone client. I did not do any narrowing but it still worked. I modified by code, to include the narrowing part. It also worked. So is this narrowing required in EJB 3