Getting the Age Difference From the DukesBirthdayBean Enterprise Bean
During this task, you will add code to the getAgeDiff method
to get the difference in age between the user's age and Duke's age from the
EJB and to set the absAgeDiff variable to the absolute
value of the age difference.
Inside the getAgeDiff method, directly before
the return statement, add the following code:
ageDiff = dukesBirthday.getAgeDifference(yourBD);
Right-click in the editor window and select Format.
Select File -> Save.