org.omnaest.utils.structure.element
Class FutureSimple<V>

java.lang.Object
  org.omnaest.utils.structure.element.FutureSimple<V>

Type Parameters:

V -

All Implemented Interfaces:

Future<V>

public class FutureSimple<V>
extends Object
implements Future<V>

Simple Future implementation using a CountDownLatch which unlocks when the value is set.

Author:

Omnaest

Constructor Summary

FutureSimple()

Method Summary

boolean	cancel(boolean mayInterruptIfRunning)
V	get()
V	get(long timeout, TimeUnit unit)
boolean	getShouldCancel() Returns true if the Future.cancel(boolean) method has been called at least once
boolean	isCancelled()
boolean	isDone()
void	setIsCancelled(boolean isCancelled) Sets the value for the Future.isCancelled()
void	setValue(V value) Sets the value to be returned by Future.get().

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

FutureSimple

public FutureSimple()

See Also:

Future, FutureSimple

Method Detail

cancel

public boolean cancel(boolean mayInterruptIfRunning)

Specified by:

cancel in interface Future<V>

isCancelled

public boolean isCancelled()

Specified by:

isCancelled in interface Future<V>

isDone

public boolean isDone()

Specified by:

isDone in interface Future<V>

get

public V get()
      throws InterruptedException,
             ExecutionException

Specified by:

get in interface Future<V>

Throws:

InterruptedException

ExecutionException

get

public V get(long timeout,
             TimeUnit unit)
      throws InterruptedException,
             ExecutionException,
             TimeoutException

Specified by:

get in interface Future<V>

Throws:

InterruptedException

ExecutionException

TimeoutException

setValue

public void setValue(V value)

Sets the value to be returned by Future.get(). After setting any value the Future.isDone() will return true.

Parameters:

value -

getShouldCancel

public boolean getShouldCancel()

Returns true if the Future.cancel(boolean) method has been called at least once

Returns:

setIsCancelled

public void setIsCancelled(boolean isCancelled)

Sets the value for the Future.isCancelled()

Parameters:

isCancelled -