EventObject

public class EventObject
extends Object implements Serializable

java.lang.Object
   ↳ java.util.EventObject


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.

Summary

Fields

protected Object source

The object on which the Event initially occurred.

Public constructors

EventObject(Object source)

Constructs a prototypical Event.

Public methods

Object getSource()

The object on which the Event initially occurred.

String toString()

Returns a String representation of this EventObject.

Inherited methods

Fields

source

added in API level 1
Object source

The object on which the Event initially occurred.

Public constructors

EventObject

added in API level 1
EventObject (Object source)

Constructs a prototypical Event.

Parameters
source Object: The object on which the Event initially occurred.

Throws
IllegalArgumentException if source is null.

Public methods

getSource

added in API level 1
Object getSource ()

The object on which the Event initially occurred.

Returns
Object The object on which the Event initially occurred.

toString

added in API level 1
String toString ()

Returns a String representation of this EventObject.

Returns
String A a String representation of this EventObject.