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- /*
- * Copyright (C) 2010, Google Inc. and others
- *
- * This program and the accompanying materials are made available under the
- * terms of the Eclipse Distribution License v. 1.0 which is available at
- * https://www.eclipse.org/org/documents/edl-v10.php.
- *
- * SPDX-License-Identifier: BSD-3-Clause
- */
-
- package org.eclipse.jgit.lib;
-
- /**
- * Asynchronous operation handle.
- *
- * Callers that start an asynchronous operation are supplied with a handle that
- * may be used to attempt cancellation of the operation if the caller does not
- * wish to continue.
- */
- public interface AsyncOperation {
- /**
- * Cancels the running task.
- *
- * Attempts to cancel execution of this task. This attempt will fail if the
- * task has already completed, already been cancelled, or could not be
- * cancelled for some other reason. If successful, and this task has not
- * started when cancel is called, this task should never run. If the task
- * has already started, then the mayInterruptIfRunning parameter determines
- * whether the thread executing this task should be interrupted in an
- * attempt to stop the task.
- *
- * @param mayInterruptIfRunning
- * true if the thread executing this task should be interrupted;
- * otherwise, in-progress tasks are allowed to complete
- * @return false if the task could not be cancelled, typically because it
- * has already completed normally; true otherwise
- */
- boolean cancel(boolean mayInterruptIfRunning);
-
- /**
- * Release resources used by the operation, including cancellation.
- */
- void release();
- }
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