PreRemoveFlashValueEvent (Java EE 8)

java.lang.Object
- java.util.EventObject
- - javax.faces.event.SystemEvent
  - - javax.faces.event.PreRemoveFlashValueEvent

```
public class PreRemoveFlashValueEvent
extends SystemEvent
```
This event must be published by a call to Application.publishEvent(javax.faces.context.FacesContext, java.lang.Class<? extends javax.faces.event.SystemEvent>, java.lang.Object) when a value is removed from the flash.

Since:

2.2

See Also:

Serialized Form

Field Summary
- Fields inherited from class java.util.EventObject
  source

Constructor Summary

Constructors
Constructor	Description
`PreRemoveFlashValueEvent(java.lang.String key)`	Instantiate a new `PreRemoveFlashValueEvent` that indicates the argument `key` will be removed from the flash.
`PreRemoveFlashValueEvent(FacesContext facesContext, java.lang.String key)`	Instantiate a new `PreRemoveFlashValueEvent` that indicates the argument `key` will be removed from the flash.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type Method Description

java.lang.String getKey()
- Methods inherited from class java.util.EventObject
  getSource, toString
- Methods inherited from class java.lang.Object
  clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
- Methods inherited from class javax.faces.event.SystemEvent
  getFacesContext, isAppropriateListener, processListener

- Constructor Detail
  - PreRemoveFlashValueEvent
```
public PreRemoveFlashValueEvent(java.lang.String key)
```
    Instantiate a new PreRemoveFlashValueEvent that indicates the argument key will be removed from the flash. If the argument is null, the literal Flash.NULL_VALUE must be passed to the superclass constructor.
    
    Parameters:
    
    key - the key in the flash that was just added.
  - PreRemoveFlashValueEvent
```
public PreRemoveFlashValueEvent(FacesContext facesContext,
                                java.lang.String key)
```
    Instantiate a new PreRemoveFlashValueEvent that indicates the argument key will be removed from the flash. If the argument is null, the literal Flash.NULL_VALUE must be passed to the superclass constructor.
    
    Parameters:
    
    facesContext - the Faces context.
    
    key - the key in the flash that was just added.
- Method Detail
  - getKey
```
public java.lang.String getKey()
```