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.
No because Struts is a Web Framework that the Controller is a Front Controller Servlet. You can have Actions call EJBs if you want, but be careful and use the common design patterns for this like ServiceLocator, and Business Delegate.