Not (vaadin-all 7.7.46 API)

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

All Implemented Interfaces:

AcceptCriterion, 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

Constructors
Constructor Description

Not(ClientSideCriterion acceptCriterion)

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`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: