FutureWrapper (AppEngine :: appengine-apis 2.0.19 API)

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

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

Methods inherited from class java.lang.Object
getClass, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - FutureWrapper
```
public FutureWrapper(Future<K> parent)
```
- Method Detail
  - 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