March 2002
Beginner to intermediate
528 pages
10h 12m
English
Figure 18-2 takes a closer look at the access paths between the clients, enterprise beans, and database tables. As you can see, the end-user clients (Web and J2EE application clients) access only the session beans. Within the enterprise bean tier, the session beans are clients of the entity beans. On the back end of the application, the entity beans access the database tables that store the entity states.

The source code for these enterprise beans is in the j2eetutorial/bank/src/com/sun/ebank/ejb subdirectory.
The Duke’s Bank application has three session ...