• import java.awt.*;
• contains all of the classes for creating user interfaces and for painting graphics and images
• import java.awt.event.*;
• provides interfaces and classes for dealing with different types of events fired by AWT components.
• public abstract class Component

  java.lang.Object
    |
    +--java.awt.Component
           |
           +--Box.Filler, Button, Canvas, 
              Checkbox, Choice, Container, 
              Label, List, Scrollbar, TextComponent 
  

• public class Container extends Component

  java.lang.Object
    |
    +--java.awt.Component
          |
          +--java.awt.Container
                 |
                 +--BasicSplitPaneDivider, Box, CellRendererPane,
                    DefaultTreeCellEditor.EditorContainer, 
                    JComponent, 
                    Panel, ScrollPane, Window
  

• public abstract class JComponent

  java.lang.Object
    |
    +--java.awt.Component
          |
          +--java.awt.Container
                |
                +--javax.swing.JComponent
                       |
                       +--AbstractButton, 
                          BasicInternalFrameTitlePane,
                          J*
  

java.awt.LayoutManager
  |
  +--java.awt.LayoutManager2 
  |     |
  |     +--CardLayout, BorderLayout, GridBagLayout, BoxLayout, 
  |        OverlayLayout, JRootPane.RootLayout, 
  |        BasicSplitPaneUI.BasicHorizontalLayoutManager 
  |
  +--GridLayout, FlowLayout, ViewportLayout, ScrollPaneLayout,
     BasicOptionPaneUI.ButtonAreaLayout, BasicTabbedPaneUI.TabbedPaneLayout, 
     BasicInternalFrameTitlePane.TitlePaneLayout, 
     BasicScrollBarUI, BasicInternalFrameUI.InternalFrameLayout, 
     BasicComboBoxUI.ComboBoxLayoutManager, 
     BasicSplitPaneDivider.DividerLayout 

public class AWTEventMulticaster 
         extends Object
         implements 
           ComponentListener, ContainerListener, 
           FocusListener, KeyListener, MouseListener, 
           MouseMotionListener, WindowListener, ActionListener, 
           ItemListener, AdjustmentListener, TextListener, 
           InputMethodListener, HierarchyListener, HierarchyBoundsListener