java database easy application
http://www.javaguicodexample.com/javadesktopguimysql1.html
code example :
http://docs.oracle.com/javase/tutorial/displayCode.html?code=http://docs.oracle.com/javase/tutorial/uiswing/examples/components/BorderDemoProject/src/components/BorderDemo.java
swing:
http://docs.oracle.com/javase/tutorial/uiswing/components/jcomponent.html
swing 2
http://docs.oracle.com/javase/tutorial/uiswing/components/toplevel.html
swing calc:
http://www.homeandlearn.co.uk/java/java_events.html
java DB:
http://www.homeandlearn.co.uk/java/databases_and_java_forms.html
netbeans google
http://bits.netbeans.org/dev/javadoc/
https://sites.google.com/a/geotoolkit.net/intviewer/using-netbeans-swing-components-walkthroughs