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
protected Object source

The object on which the Event initially occurred.

Public constructors

EventObject

Added in API level 1
public 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
public 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
public String toString ()

Returns a String representation of this EventObject.

Returns
String a String representation of this EventObject