Package com.vaadin.signals.operations

Class CancelableOperation<T>

java.lang.Object

com.vaadin.signals.operations.SignalOperation<T>

com.vaadin.signals.operations.CancelableOperation<T>

Type Parameters:

T - the result type

public class CancelableOperation<T>
extends SignalOperation<T>

An operation that can be cancelled.

Nested Class Summary

Nested classes/interfaces inherited from class com.vaadin.signals.operations.SignalOperation

SignalOperation.Error<T>, SignalOperation.Result<T>, SignalOperation.ResultOrError<T>

Constructor Summary

Constructors

Constructor	Description
CancelableOperation()	Creates a new cancelable operation.

Method Summary

Modifier and Type	Method	Description
void	cancel()	Cancels this operation.
boolean	isCancelled()	Checks whether this operation has been canceled.

Methods inherited from class com.vaadin.signals.operations.SignalOperation

result

Methods inherited from class java.lang.Object

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

Constructor Details

CancelableOperation

public CancelableOperation()

Creates a new cancelable operation.

Method Details

cancel

public void cancel()

Cancels this operation. Note that there's still a possibility that the operation will be successfully resolved rather than canceled if resolution and cancel happen concurrently.

isCancelled

public boolean isCancelled()

Checks whether this operation has been canceled.

Returns:

true if the operation is canceled