Main.java Source code

Introduction

Here is the source code for Main.java

Source

//package com.java2s;
/*
 * Copyright (C) 2012 Davide Mottin <mottin@disi.unitn.eu>
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program 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 for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 */

import java.util.concurrent.ExecutorService;
import java.util.concurrent.TimeUnit;

public class Main {
    public static void shutdownAndAwaitTermination(ExecutorService pool) {
        if (pool != null) {
            pool.shutdown(); // Disable new tasks from being submitted
            try {
                // Wait a while for existing tasks to terminate
                if (!pool.awaitTermination(60, TimeUnit.SECONDS)) {
                    pool.shutdownNow(); // Cancel currently executing tasks
                    // Wait a while for tasks to respond to being cancelled
                    if (!pool.awaitTermination(60, TimeUnit.SECONDS)) {
                        throw new InterruptedException("Pool did not terminate");
                    }
                }
            } catch (InterruptedException ie) {
                // (Re-)Cancel if current thread also interrupted
                pool.shutdownNow();
                // Preserve interrupt status
                Thread.currentThread().interrupt();
            }
        }
    }
}