Main.java Source code

Introduction

Here is the source code for Main.java

Source

//package com.java2s;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.TimeUnit;

public class Main {
    /**
     * Uses the shutdown pattern from http://docs.oracle.com/javase/7/docs/api/java/util/concurrent/ExecutorService.html
     * @param pool ExecutorService need to shutdown
     * @param period wait time period
     * @param unit wait time unit.
     */
    public static void shutdownAndAwaitTermination(ExecutorService pool, long period, TimeUnit unit) {
        pool.shutdown(); // Disable new tasks from being submitted
        try {
            // Wait a while for existing tasks to terminate
            if (!pool.awaitTermination(period, unit)) {
                pool.shutdownNow(); // Cancel currently executing tasks
                // Wait a while for tasks to respond to being cancelled
                if (!pool.awaitTermination(period, unit))
                    System.err.println("Pool did not terminate");
            }
        } catch (InterruptedException ie) {
            // (Re-)Cancel if current thread also interrupted
            pool.shutdownNow();
            // Preserve interrupt status
            Thread.currentThread().interrupt();
        }
    }
}