oracle.dss.dataSource.common
Class SelectionChangingEvent

java.lang.Object
  |
  +--java.util.EventObject
        |
        +--oracle.dss.dataSource.common.QueryEvent
              |
              +--oracle.dss.dataSource.common.SelectionEvent
                    |
                    +--oracle.dss.dataSource.common.SelectionChangingEvent

All Implemented Interfaces:

java.lang.Cloneable, Consumable, java.io.Serializable

public class SelectionChangingEvent

extends SelectionEvent

implements Consumable

Informs listeners when changes to one or more Selection objects have been requested. A listener can call the consume method of this event to veto the changes.

See Also:

Serialized Form

Constructor Summary

SelectionChangingEvent(java.lang.Object source, Selection[] selections)
Constructs the event.

SelectionChangingEvent(java.lang.Object source, Selection[] selections, boolean removed)
Constructs the event.

Method Summary

void	consume() Consumes this event.
boolean	isConsumed() Indicates whether this event has been consumed.

Methods inherited from class oracle.dss.dataSource.common.SelectionEvent

getSelections

Methods inherited from class oracle.dss.dataSource.common.QueryEvent

clone

Methods inherited from class java.util.EventObject

getSource, toString

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

SelectionChangingEvent

public SelectionChangingEvent(java.lang.Object source,
Selection[] selections)

Constructs the event.

Parameters:

source - The source of the event, that is, a reference to the object that fired the event.

selections - A list of the Selection objects for which changes were requested.

SelectionChangingEvent

public SelectionChangingEvent(java.lang.Object source,
Selection[] selections,
                              boolean removed)

Constructs the event.

Parameters:

source - The source of the event, that is, a reference to the object that fired the event.

selections - A list of the Selection objects for which changes were requested.

removed - Were these selections removed?

Method Detail

consume

public void consume()

Consumes this event.

Specified by:

consume in interface Consumable

Overrides:

consume in class QueryEvent

isConsumed

public boolean isConsumed()

Indicates whether this event has been consumed.

Specified by:

isConsumed in interface Consumable

Overrides:

isConsumed in class QueryEvent

Returns:

true if the event was consumed; false if not.