implements Serializable
Known Direct Subclasses |
Known Indirect Subclasses |
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.
Field Summary
protected Object | source | The object on which the Event initially occurred. |
Public Constructor Summary
EventObject(Object source)
Constructs a prototypical Event.
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Public Method Summary
Object |
getSource()
The object on which the Event initially occurred.
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String |
toString()
Returns a String representation of this EventObject.
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Inherited Method Summary
Fields
protected Object source
The object on which the Event initially occurred.
Public Constructors
public EventObject (Object source)
Constructs a prototypical Event.
Parameters
source | The object on which the Event initially occurred. |
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Throws
IllegalArgumentException | if source is null. |
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Public Methods
public Object getSource ()
The object on which the Event initially occurred.
Returns
- The object on which the Event initially occurred.
public String toString ()
Returns a String representation of this EventObject.
Returns
- A a String representation of this EventObject.