Java AtomicReference cancelAll(Future[] futures, boolean mayInterruptIfRunning)

Description

Cancels the given array of Future s.

License

Apache License

Declaration

public static boolean cancelAll(Future<?>[] futures, boolean mayInterruptIfRunning) 

Method Source Code

//package com.java2s;
/*//from  ww w  .  j a va2 s.com
 * Copyright 2010-2012 Roger Kapsi
 *
 *   Licensed under the Apache License, Version 2.0 (the "License");
 *   you may not use this file except in compliance with the License.
 *   You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 *   Unless required by applicable law or agreed to in writing, software
 *   distributed under the License is distributed on an "AS IS" BASIS,
 *   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *   See the License for the specific language governing permissions and
 *   limitations under the License.
 */

import java.util.concurrent.Future;
import java.util.concurrent.atomic.AtomicReference;

public class Main {
    /**
     * Cancels the given {@link Iterable} of {@link Future}s.
     */
    public static boolean cancelAll(Iterable<? extends Future<?>> futures, boolean mayInterruptIfRunning) {
        boolean success = true;
        if (futures != null) {
            for (Future<?> future : futures) {
                success &= cancel(future, mayInterruptIfRunning);
            }
        }
        return success;
    }

    /**
     * Cancels the given array of {@link Future}s.
     */
    public static boolean cancelAll(Future<?>[] futures, boolean mayInterruptIfRunning) {
        boolean success = true;
        if (futures != null) {
            for (Future<?> future : futures) {
                success &= cancel(future, mayInterruptIfRunning);
            }
        }
        return success;
    }

    /**
     * Cancels the given {@link Future}.
     */
    public static boolean cancel(Future<?> future, boolean mayInterruptIfRunning) {
        if (future != null) {
            return future.cancel(mayInterruptIfRunning);
        }
        return false;
    }

    /**
     * Cancels the given {@link AtomicReference} of a {@link Future}.
     */
    public static boolean cancel(AtomicReference<? extends Future<?>> futureRef, boolean mayInterruptIfRunning) {
        if (futureRef != null) {
            return cancel(futureRef.get(), mayInterruptIfRunning);
        }
        return false;
    }
}

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