Java Reference
In-Depth Information
6. Execute the ConvertClient application. If you have all the pieces in place,
the application should access the
ConverterBean
class instance running in
the application server, invoke the currency conversion methods in the sam-
ple, and display the results of the conversion.
R
EVIEWING THE
E
XERCISES
Although this simple example is relatively trivial, in the real world, EJBs are used for
complex business logic and especially for database interactions. The objective of
this simple example was to expose you to the complex infrastructure required to
develop in the JEE environment. Try to understand how the various interfaces and
pieces of code interact in order to implement EJBs.
