ScheduledExecutorServiceWrapper.java

package com.pi4j.concurrent;

/*
 * #%L
 * **********************************************************************
 * ORGANIZATION  :  Pi4J
 * PROJECT       :  Pi4J :: Java Library (Core)
 * FILENAME      :  ScheduledExecutorServiceWrapper.java  
 * 
 * This file is part of the Pi4J project. More information about 
 * this project can be found here:  http://www.pi4j.com/
 * **********************************************************************
 * %%
 * Copyright (C) 2012 - 2013 Pi4J
 * %%
 * 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.
 * #L%
 */


import java.util.Collection;
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;

public class ScheduledExecutorServiceWrapper implements ScheduledExecutorService {

    private ScheduledExecutorService service;
    
    /**
     * Default constructor
     * @param service
     */
    public ScheduledExecutorServiceWrapper(ScheduledExecutorService service) {
        this.service = service;
    }
    
    @Override
    public boolean awaitTermination(long timeout, TimeUnit unit) throws InterruptedException {
        return service.awaitTermination(timeout, unit);
    }

    @Override
    public <T> List<Future<T>> invokeAll(Collection<? extends Callable<T>> tasks) throws InterruptedException {
        return service.invokeAll(tasks);
    }

    @Override
    public <T> List<Future<T>> invokeAll(Collection<? extends Callable<T>> tasks, long timeout, TimeUnit unit) 
            throws InterruptedException {
        return service.invokeAll(tasks, timeout, unit);
    }

    @Override
    public <T> T invokeAny(Collection<? extends Callable<T>> tasks) throws InterruptedException, ExecutionException {
        return service.invokeAny(tasks);
    }

    @Override
    public <T> T invokeAny(Collection<? extends Callable<T>> tasks, long timeout, TimeUnit unit)
            throws InterruptedException, ExecutionException, TimeoutException {
        return service.invokeAny(tasks, timeout, unit);
    }

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

    @Override
    public boolean isTerminated() {
        return service.isShutdown();
    }

    @Override
    public void shutdown() {
        throw new UnsupportedOperationException("This scheduled executor service can only be shutdown by Pi4J.");
    }

    @Override
    public List<Runnable> shutdownNow() {
        throw new UnsupportedOperationException("This scheduled executor service can only be shutdown by Pi4J.");
    }

    @Override
    public <T> Future<T> submit(Callable<T> task) {
        return service.submit(task);
    }

    @Override
    public Future<?> submit(Runnable task) {
        return service.submit(task);
    }

    @Override
    public <T> Future<T> submit(Runnable task, T result) {
        return service.submit(task, result);
    }

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

    @Override
    public ScheduledFuture<?> schedule(Runnable command, long delay, TimeUnit unit) {
        return service.schedule(command, delay, unit);
    }

    @Override
    public <V> ScheduledFuture<V> schedule(Callable<V> callable, long delay, TimeUnit unit) {
        return service.schedule(callable, delay, unit);
    }

    @Override
    public ScheduledFuture<?> scheduleAtFixedRate(Runnable command, long initialDelay, long period,
            TimeUnit unit) {
        return service.scheduleAtFixedRate(command, initialDelay, period, unit);
    }

    @Override
    public ScheduledFuture<?> scheduleWithFixedDelay(Runnable command, long initialDelay,
            long delay, TimeUnit unit) {
        return service.scheduleWithFixedDelay(command, initialDelay, delay, unit);
    }
}