| /****************************************************************************** |
| * Copyright (c) 2016 TypeFox and others. |
| * |
| * This program and the accompanying materials are made available under the |
| * terms of the Eclipse Public License v. 2.0 which is available at |
| * http://www.eclipse.org/legal/epl-2.0, |
| * or the Eclipse Distribution License v. 1.0 which is available at |
| * http://www.eclipse.org/org/documents/edl-v10.php. |
| * |
| * SPDX-License-Identifier: EPL-2.0 OR BSD-3-Clause |
| ******************************************************************************/ |
| package org.eclipse.lsp4j.jsonrpc; |
| |
| import java.util.concurrent.CancellationException; |
| |
| /** |
| * Used for processing requests with cancellation support. |
| */ |
| public interface CancelChecker { |
| |
| /** |
| * Throw a {@link CancellationException} if the currently processed request |
| * has been canceled. |
| */ |
| void checkCanceled(); |
| |
| /** |
| * Check for cancellation without throwing an exception. |
| */ |
| default boolean isCanceled() { |
| try { |
| checkCanceled(); |
| } catch (CancellationException ce) { |
| return true; |
| } |
| return false; |
| } |
| |
| } |