RunOnce (elasticsearch-extend 3.2 API)

java.lang.Object
- org.elasticsearch.common.util.concurrent.RunOnce

All Implemented Interfaces:

Runnable
```
public class RunOnce
extends Object
implements Runnable
```
Runnable that can only be run one time.

- Constructor Summary
  
  Constructors
  Constructor Description
  
  RunOnce(Runnable delegate)
- Method Summary
  
  All Methods Instance Methods Concrete Methods
  Modifier and Type Method Description
  
  boolean hasRun()
  true if the RunOnce has been executed once.
  
  void run()
  - Methods inherited from class java.lang.Object
    clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - RunOnce
```
public RunOnce(Runnable delegate)
```
- Method Detail
  - run
```
public void run()
```
    Specified by:
    
    run in interface Runnable
  - hasRun
```
public boolean hasRun()
```
    true if the RunOnce has been executed once.