CountDown (elasticsearch-extend 3.2 API)

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

```
public final class CountDown
extends Object
```
A simple thread safe count-down class that in contrast to a CountDownLatch never blocks. This class is useful if a certain action has to wait for N concurrent tasks to return or a timeout to occur in order to proceed.

Constructor Summary

Constructors
Constructor Description

CountDown(int count)

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`boolean`	`countDown()`	Decrements the count-down and returns `true` iff this call reached zero otherwise `false`
`boolean`	`fastForward()`	Fast forwards the count-down to zero and returns `true` iff the count down reached zero with this fast forward call otherwise `false`
`boolean`	`isCountedDown()`	Returns `true` iff the count-down has reached zero.

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

- Constructor Detail
  - CountDown
```
public CountDown(int count)
```
- Method Detail
  - countDown
```
public boolean countDown()
```
    Decrements the count-down and returns true iff this call reached zero otherwise false
  - fastForward
```
public boolean fastForward()
```
    Fast forwards the count-down to zero and returns true iff the count down reached zero with this fast forward call otherwise false
  - isCountedDown
```
public boolean isCountedDown()
```
    Returns true iff the count-down has reached zero. Otherwise false