SaveableListener (Jenkins core 2.389 API)

java.lang.Object
- hudson.model.listeners.SaveableListener

All Implemented Interfaces:

ExtensionPoint
```
public abstract class SaveableListener
extends Object
implements ExtensionPoint
```
Receives notifications about save actions on Saveable objects in Hudson.
This is an abstract class so that methods added in the future won't break existing listeners.

Since:

1.334

Author:

Andrew Bayer

Nested Class Summary
- Nested classes/interfaces inherited from interface hudson.ExtensionPoint
  ExtensionPoint.LegacyInstancesAreScopedToHudson

Constructor Summary

Constructors
Constructor Description

SaveableListener()

Method Summary

All Methods Static Methods Instance Methods Concrete Methods Deprecated Methods
Modifier and Type	Method	Description
`static ExtensionList<SaveableListener>`	`all()`	Returns all the registered `SaveableListener` descriptors.
`static void`	`fireOnChange(Saveable o, XmlFile file)`	Fires the `onChange(hudson.model.Saveable, hudson.XmlFile)` event.
`void`	`onChange(Saveable o, XmlFile file)`	Called when a change is made to a `Saveable` object.
`void`	`register()`	Deprecated. as of 1.281 Put `Extension` on your class to get it auto-registered.
`void`	`unregister()`	Reverse operation of `register()`.

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

- Constructor Detail
  - SaveableListener
```
public SaveableListener()
```
- Method Detail
  - onChange
```
public void onChange(Saveable o,
                     XmlFile file)
```
    Called when a change is made to a Saveable object.
    
    Parameters:
    
    o - The saveable object.
    
    file - The XmlFile for this saveable object.
  - register
```
@Deprecated
public void register()
```
    Deprecated.
    as of 1.281 Put Extension on your class to get it auto-registered.
    
    Registers this object as an active listener so that it can start getting callbacks invoked.
  - unregister
```
public void unregister()
```
    Reverse operation of register().
  - fireOnChange
```
public static void fireOnChange(Saveable o,
                                XmlFile file)
```
    Fires the onChange(hudson.model.Saveable, hudson.XmlFile) event.
  - all
```
public static ExtensionList<SaveableListener> all()
```
    Returns all the registered SaveableListener descriptors.