java.awt.dnd
Interfaces 
Autoscroll
DragGestureListener
DragSourceListener
DropTargetListener
Classes 
DnDConstants
DragGestureEvent
DragGestureRecognizer
DragSource
DragSourceContext
DragSourceDragEvent
DragSourceDropEvent
DragSourceEvent
DropTarget
DropTarget.DropTargetAutoScroller
DropTargetContext
DropTargetDragEvent
DropTargetDropEvent
DropTargetEvent
MouseDragGestureRecognizer
Exceptions 
InvalidDnDOperationException