Main.java Source code

Introduction

Here is the source code for Main.java

Source

//package com.java2s;
import java.util.concurrent.Callable;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import java.util.concurrent.Future;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.TimeoutException;

public class Main {
    public static <T> T getFutureResult(Callable<T> task, long timeout) throws TimeoutException {
        try {
            ExecutorService executor = Executors.newFixedThreadPool(1);
            Future<T> future = executor.submit(task);
            T result = null;
            if (timeout <= 0) {
                System.out.println("get wait forever");
                result = future.get();
            } else {
                System.out.println("get wait " + timeout);
                result = future.get(timeout, TimeUnit.MILLISECONDS);
            }
            return result;
        } catch (java.util.concurrent.TimeoutException ex) {
            throw ex;
        } catch (Exception ex) {
            throw new RuntimeException(ex);
        }
    }
}