AWT Hierarchy | AWT Package
The Abstract Window Toolkit (AWT) package in Java enables the programming to create GUI-based applications. It contains a number of classes that help to implement common window-based tasks. such as windows, adding scroll bar, buttons, list items, text boxes, etc. All the classes are contained in the java.awt package. These classes are hierarchically arranged inside the awt package. AWT provides support for both standard and applet windows.