- Castor: Java <-> XML binding
- Struts: Localization/MVC(model-view-controller)
- Factory Pattern: supporting EJB/Java Bean
- Model
- JSP Pages
- Action Classes/Action Forms
- EJB(Session Bean/Entity Bean/MDB)
- Java Bean/DAO
- Localization
Solution:
J2EE - Struts/JMS/EJB/JAAS/JBOSS
