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Java 2 Platform SE v1.3.1: Class EventObject
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JavaTM 2 Platform
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java.util
Class EventObject

java.lang.Object
  |
  +--java.util.EventObject
All Implemented Interfaces:
Serializable
Direct Known Subclasses:
AWTEvent, BeanContextEvent, CaretEvent, ChangeEvent, DragGestureEvent, DragSourceEvent, DropTargetEvent, HyperlinkEvent, LineEvent, ListDataEvent, ListSelectionEvent, MenuEvent, NamingEvent, NamingExceptionEvent, PopupMenuEvent, PropertyChangeEvent, TableColumnModelEvent, TableModelEvent, TreeExpansionEvent, TreeModelEvent, TreeSelectionEvent, UndoableEditEvent, UnsolicitedNotificationEvent
public class EventObject
extends Object
implements Serializable

The root class from which all event state objects shall be derived.

All Events are constructed with a reference to the object, the "source", that is logically deemed to be the object upon which the Event in question initially occurred upon.

Since:
JDK1.1
See Also:
Serialized Form

Field Summary
protected  Object source
          The object on which the Event initially occurred.
 
Constructor Summary
EventObject(Object source)
          Constructs a prototypical Event.
 
Method Summary
 Object getSource()
          The object on which the Event initially occurred.
 String toString()
          Returns a String representation of this EventObject.
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
 

Field Detail

source

protected transient Object source
The object on which the Event initially occurred.
Constructor Detail

EventObject

public EventObject(Object source)
Constructs a prototypical Event.
Parameters:
source - The object on which the Event initially occurred.
Method Detail

getSource

public Object getSource()
The object on which the Event initially occurred.
Returns:
The object on which the Event initially occurred.

toString

public String toString()
Returns a String representation of this EventObject.
Overrides:
toString in class Object
Returns:
A a String representation of this EventObject.
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For further API reference and developer documentation, see Java 2 SDK SE Developer Documentation. That documentation contains more detailed, developer-targeted descriptions, with conceptual overviews, definitions of terms, workarounds, and working code examples.

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