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/*
* Copyright (c) 2013-2014, Parallel Universe Software Co. All rights reserved.
*
* This program and the accompanying materials are dual-licensed under
* either the terms of the Eclipse Public License v1.0 as published by
* the Eclipse Foundation
*
* or (per the licensee's choosing)
*
* under the terms of the GNU Lesser General Public License version 3.0
* as published by the Free Software Foundation.
*/
package co.paralleluniverse.concurrent.util;
import java.util.concurrent.AbstractExecutorService;
import java.util.concurrent.Callable;
import java.util.concurrent.CompletableFuture;
import java.util.concurrent.RunnableFuture;
/**
*
* @author pron
*/
/**
* Implements {@link CompletableExecutorService} execution methods atop the abstract {@link #execute}
* method. More concretely, the {@code submit}, {@code invokeAny} and {@code invokeAll} methods
* create {@link CompletableFutureTask} instances and pass them to {@link #execute}.
*
* In addition to {@link #execute}, subclasses must implement all methods related to shutdown and
* termination.
*/
public abstract class AbstractCompletableExecutorService extends AbstractExecutorService implements CompletableExecutorService {
@Override
public CompletableFuture submit(Runnable task) {
return (CompletableFuture) super.submit(task);
}
@Override
public CompletableFuture submit(Runnable task, T result) {
return (CompletableFuture) super.submit(task, result);
}
@Override
public CompletableFuture submit(Callable task) {
return (CompletableFuture) super.submit(task);
}
@Override
protected RunnableFuture newTaskFor(final Runnable runnable, final T value) {
return new CompletableFutureTask(new Callable() {
@Override
public T call() {
runnable.run();
return value;
}
});
}
@Override
protected RunnableFuture newTaskFor(Callable callable) {
return new CompletableFutureTask(callable);
}
}