AbstractWriteAttributeHandler.HandbackHolder (WildFly: Controller Core 20.0.0.Beta3 API)

java.lang.Object
- org.jboss.as.controller.AbstractWriteAttributeHandler.HandbackHolder<T>

Type Parameters:

T - the type of the object being passed

Enclosing class:

AbstractWriteAttributeHandler<T>
```
public static class AbstractWriteAttributeHandler.HandbackHolder<T>
extends Object
```
Holder subclasses can use to pass an object between AbstractWriteAttributeHandler.applyUpdateToRuntime(OperationContext, ModelNode, String, ModelNode, ModelNode, HandbackHolder) and AbstractWriteAttributeHandler.revertUpdateToRuntime(OperationContext, ModelNode, String, ModelNode, ModelNode, Object). Typically that object would encapsulate some data useful in reverting the runtime update.

Constructor Summary

Constructors
Constructor Description

HandbackHolder()

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`void`	`setHandback(T handback)`	Store an object for use in `AbstractWriteAttributeHandler.revertUpdateToRuntime(OperationContext, ModelNode, String, ModelNode, ModelNode, Object)`.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - HandbackHolder
```
public HandbackHolder()
```
- Method Detail
  - setHandback
```
public void setHandback(T handback)
```
    Store an object for use in AbstractWriteAttributeHandler.revertUpdateToRuntime(OperationContext, ModelNode, String, ModelNode, ModelNode, Object).
    
    Parameters:
    
    handback - the object