Jbutton and serialport

How can I link a Jbuttton to PC serial port, read this and show the data?Thanks for your help.
[108 byte] By [diplomadoa] at [2007-10-2 5:34:44]
# 1
http://java.sun.com/docs/books/tutorial/uiswing/index.html http://java.sun.com/products/javacomm/reference/docs/API_users_guide_3.html
sabre150a at 2007-7-16 1:45:26 > top of Java-index,Desktop,Core GUI APIs...