LabelFinder (Jenkins core 2.387 API)

java.lang.Object
- hudson.model.LabelFinder

All Implemented Interfaces:

ExtensionPoint
```
public abstract class LabelFinder
extends Object
implements ExtensionPoint
```
Automatically adds labels to Nodes.
To register your implementation, put Extension on your derived types.

Since:

1.323 Signature of this class changed in 1.323, after making sure that no plugin in the Subversion repository is using this.

Author:

Stephen Connolly

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

Constructor Summary

Constructors
Constructor Description

LabelFinder()

Method Summary

All Methods Static Methods Instance Methods Abstract Methods Concrete Methods
Modifier and Type	Method	Description
`static ExtensionList<LabelFinder>`	`all()`	Returns all the registered `LabelFinder`s.
`abstract Collection<LabelAtom>`	`findLabels(Node node)`	Find the labels that the node supports.

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

- Constructor Detail
  - LabelFinder
```
public LabelFinder()
```
- Method Detail
  - all
```
public static ExtensionList<LabelFinder> all()
```
    Returns all the registered LabelFinders.
  - findLabels
```
@NonNull
public abstract Collection<LabelAtom> findLabels(@NonNull
                                                 Node node)
```
    Find the labels that the node supports.
    
    Parameters:
    
    node - The node that receives labels. Never null.
    
    Returns:
    
    A set of labels for the node. Can be empty but never null.