com.google.common.util.concurrent

Class Futures.FallbackFuture<V>

java.lang.Object

com.google.common.util.concurrent.AbstractFuture<V>

com.google.common.util.concurrent.Futures.FallbackFuture<V>

All Implemented Interfaces:

ListenableFuture<V>, java.util.concurrent.Future<V>

Enclosing class:

Futures

private static class Futures.FallbackFuture<V>
extends AbstractFuture<V>

A future that falls back on a second, generated future, in case its original future fails.

Nested Class Summary

Nested classes/interfaces inherited from class com.google.common.util.concurrent.AbstractFuture

AbstractFuture.Sync<V>

Field Summary

Fields

Modifier and Type	Field and Description
private ListenableFuture<? extends V>	running

Constructor Summary

Constructors

Constructor and Description
FallbackFuture(ListenableFuture<? extends V> input, FutureFallback<? extends V> fallback, java.util.concurrent.Executor executor)

Method Summary

Modifier and Type	Method and Description
boolean	cancel(boolean mayInterruptIfRunning)

Methods inherited from class com.google.common.util.concurrent.AbstractFuture

addListener, cancellationExceptionWithCause, get, get, interruptTask, isCancelled, isDone, set, setException, wasInterrupted

Methods inherited from class java.lang.Object

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

Field Detail

running

private volatile ListenableFuture<? extends V> running

Constructor Detail

FallbackFuture

FallbackFuture(ListenableFuture<? extends V> input,
               FutureFallback<? extends V> fallback,
               java.util.concurrent.Executor executor)

Method Detail

cancel

public boolean cancel(boolean mayInterruptIfRunning)

Specified by:

cancel in interface java.util.concurrent.Future<V>

Overrides:

cancel in class AbstractFuture<V>