Package com.google.common.util.concurrent

Interface ClosingFuture.Combiner.CombiningCallable<V extends @Nullable Object>

Type Parameters:

V - the type of the result

Enclosing class:

ClosingFuture.Combiner

Functional Interface:

This is a functional interface and can therefore be used as the assignment target for a lambda expression or method reference.

@FunctionalInterface
public static interface ClosingFuture.Combiner.CombiningCallable<V extends @Nullable Object>

An operation that returns a result and may throw an exception.

Method Summary

Modifier and Type	Method	Description
V	call(ClosingFuture.DeferredCloser closer, ClosingFuture.Peeker peeker)	Computes a result, or throws an exception if unable to do so.

Method Detail

call

V call(ClosingFuture.DeferredCloser closer,
       ClosingFuture.Peeker peeker)
throws Exception

Computes a result, or throws an exception if unable to do so.

Any objects that are passed to closer.eventuallyClose() will be closed when the ClosingFuture pipeline is done (but not before this method completes), even if this method throws or the pipeline is cancelled.

Parameters:

peeker - used to get the value of any of the input futures

Throws:

Exception