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    • com.oracle.truffle.tck.MockExecutorService Maven / Gradle / Ivy

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    A collection of tests that can certify language implementation to be compliant with most recent requirements of the Truffle infrastructure and tooling.

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    /*
 * Copyright (c) 2015, 2016, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.  Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Oracle in the LICENSE file that accompanied this code.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 * or visit www.oracle.com if you need additional information or have any
 * questions.
 */
package com.oracle.truffle.tck;

import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.List;
import java.util.concurrent.Callable;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.Future;
import java.util.concurrent.ScheduledExecutorService;
import java.util.concurrent.ScheduledFuture;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.TimeoutException;

final class MockExecutorService implements ScheduledExecutorService {
    private final List pending = new ArrayList<>();

    @Override
    public ScheduledFuture schedule(Runnable command, long delay, TimeUnit unit) {
        pending.add(command);
        return null;
    }

    @Override
    public  ScheduledFuture schedule(Callable callable, long delay, TimeUnit unit) {
        pending.add(callable);
        return null;
    }

    @Override
    public ScheduledFuture scheduleAtFixedRate(Runnable command, long initialDelay, long period, TimeUnit unit) {
        throw new UnsupportedOperationException();
    }

    @Override
    public ScheduledFuture scheduleWithFixedDelay(Runnable command, long initialDelay, long delay, TimeUnit unit) {
        throw new UnsupportedOperationException();
    }

    @Override
    public void shutdown() {
        Object[] run = pending.toArray();
        pending.clear();
        for (Object obj : run) {
            if (obj instanceof Runnable) {
                ((Runnable) obj).run();
            } else {
                try {
                    ((Callable) obj).call();
                } catch (Exception ex) {
                    throw new IllegalStateException(ex);
                }
            }
        }
    }

    @Override
    public List shutdownNow() {
        shutdown();
        return Collections.emptyList();
    }

    @Override
    public boolean isShutdown() {
        return pending.isEmpty();
    }

    @Override
    public boolean isTerminated() {
        return false;
    }

    @Override
    public boolean awaitTermination(long timeout, TimeUnit unit) throws InterruptedException {
        return false;
    }

    @Override
    public  Future submit(Callable task) {
        pending.add(task);
        return null;
    }

    @Override
    public  Future submit(Runnable task, T result) {
        pending.add(task);
        return null;
    }

    @Override
    public Future submit(Runnable task) {
        pending.add(task);
        return null;
    }

    @Override
    public  List> invokeAll(Collection> tasks) throws InterruptedException {
        throw new InterruptedException();
    }

    @Override
    public  List> invokeAll(Collection> tasks, long timeout, TimeUnit unit) throws InterruptedException {
        throw new InterruptedException();
    }

    @Override
    public  T invokeAny(Collection> tasks) throws InterruptedException, ExecutionException {
        throw new InterruptedException();
    }

    @Override
    public  T invokeAny(Collection> tasks, long timeout, TimeUnit unit) throws InterruptedException, ExecutionException, TimeoutException {
        throw new InterruptedException();
    }

    @Override
    public void execute(Runnable command) {
        pending.add(command);
    }

}
    
    
    
    

    




    
    
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