ping主机

// from 时 代 J a v a 公 众 号

//package com.nowjava;

import java.net.InetAddress;


public class Main {

    public static boolean ping(String host, int connectTimeOut) {

        InetAddress address;

        try {

            address = InetAddress.getByName(host);

            return address.isReachable(connectTimeOut);

        } catch (Exception e) {

            return false;

        }

    }/*时 代      J a v a   公   众 号 - nowjava.com*/

}