Howdy,

if you want to terminate your printJob have the printable objects print 
method return Printable.NO_SUCH_PAGE. You'll need to check out the 
java.awt.print package for more information on printing.

Also, for a more in depth look at printing in general, check out this URL:

http://developer.java.sun.com/developer/onlineTraining/Programming/JDCBook/
advprint.html

Good luck,

Tripp