• Uses lightweight components
• Uses variant of Model View Controller Architecture (MVC)
• Has Pluggable Look And Feel (PLAF)
• Uses the Delegation Event Model

Packages:

javax.swing	basic package contains many of the AWT classes extended: JButton JCheckBox JApplet UIManager LookAndFeel
javax.sing.plaf.* com.sun.java.sign.plaf.*	pluggable look and feel packages continas many of the classes needed to create your own look and feel that you can apply to your Swing components. BasicButtonUI - extends javax.swing.plaf.ButtonUI and has methods to paint Icons on button, paint Button as if pressed com.sun.java.swing.plaf.motif.MotifButtonUI com.sun.java.swing.plaf.windows.WindowsButtonUI javax.swing.plaf.basic.BasicButtonUI javax.swing.plaf.metal.MetalButtonUI   ImageIcon - can use to pass to method setRolloverIcon( x ) of the JButton class BasicArrowButton - extends JButton to add arrow to front of button
javax.swing.table	table package classes to alter JTable and its appearablce