com.vaadin.event.dd.acceptcriteria
Class Not

java.lang.Object
  com.vaadin.event.dd.acceptcriteria.ClientSideCriterion
      com.vaadin.event.dd.acceptcriteria.Not

All Implemented Interfaces:

AcceptCriterion, java.io.Serializable

public class Not
extends ClientSideCriterion

Criterion that wraps another criterion and inverts its return value.

Since:

6.3

See Also:

Serialized Form

Constructor Summary

Not(ClientSideCriterion acceptCriterion)

Method Summary

boolean	accept(DragAndDropEvent dragEvent) Validates the data in event to be appropriate for the DropHandler.drop(DragAndDropEvent) method.
void	paintContent(PaintTarget target)

Methods inherited from class com.vaadin.event.dd.acceptcriteria.ClientSideCriterion

getIdentifier, isClientSideVerifiable, paint, paintResponse

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

Not

public Not(ClientSideCriterion acceptCriterion)

Method Detail

paintContent

public void paintContent(PaintTarget target)
                  throws PaintException

Overrides:

paintContent in class ClientSideCriterion

Throws:

PaintException

accept

public boolean accept(DragAndDropEvent dragEvent)

Description copied from interface: AcceptCriterion

Validates the data in event to be appropriate for the DropHandler.drop(DragAndDropEvent) method.

Note that even if your criterion is validated on client side, you should always validate the data on server side too.

Returns: