PreClearFlashEvent

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

```
public class PreClearFlashEvent
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) before the flash is cleared.

Since:

2.2

See Also:

Serialized Form

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

Constructor Summary

Constructors
Constructor	Description
`PreClearFlashEvent(java.util.Map<java.lang.String,java.lang.Object> source)`	Instantiate a new `PreClearFlashEvent` that indicates the argument `key` was just put to the flash.

Method Summary
- 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
  isAppropriateListener, processListener

- Constructor Detail
  - PreClearFlashEvent
```
public PreClearFlashEvent(java.util.Map<java.lang.String,java.lang.Object> source)
```
    Instantiate a new PreClearFlashEvent that indicates the argument key was just put to the flash.
    
    Parameters:
    
    source - Map containing the values about to be cleared This need not be the actual Flash instance.