Package com.google.appengine.api.utils

Class FutureWrapper<K extends @Nullable Object,V>

java.lang.Object

com.google.appengine.api.utils.FutureWrapper<K,V>

Type Parameters:

K - The type of this Future

V - The type of the wrapped Future

All Implemented Interfaces:

Future<V>

public abstract class FutureWrapper<K extends @Nullable Object,V>
extends Object
implements Future<V>

FutureWrapper is a simple Future that wraps a parent Future. This class is thread-safe.

Constructor Summary

Constructors

Constructor	Description
FutureWrapper(Future<K> parent)

Method Summary

Modifier and Type	Method	Description
boolean	cancel(boolean mayInterruptIfRunning)
final boolean	equals(@Nullable Object obj)
V	get()
V	get(long timeout, TimeUnit unit)
final int	hashCode()
boolean	isCancelled()
boolean	isDone()

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, toString, wait, wait, wait

Constructor Details

FutureWrapper

public FutureWrapper(Future<K> parent)

Method Details

cancel

public boolean cancel(boolean mayInterruptIfRunning)

Specified by:

cancel in interface Future<K extends @Nullable Object>

isCancelled

public boolean isCancelled()

Specified by:

isCancelled in interface Future<K extends @Nullable Object>

isDone

public boolean isDone()

Specified by:

isDone in interface Future<K extends @Nullable Object>

get

public V get()
      throws ExecutionException,
InterruptedException

Specified by:

get in interface Future<K extends @Nullable Object>

Throws:

ExecutionException

InterruptedException

get

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

Specified by:

get in interface Future<K extends @Nullable Object>

Throws:

InterruptedException

TimeoutException

ExecutionException

hashCode

public final int hashCode()

Overrides:

hashCode in class Object

equals

public final boolean equals(@Nullable Object obj)

Overrides:

equals in class Object