package org.yeshi.utils;

import java.io.IOException;
import java.net.InetSocketAddress;
import java.net.Socket;

public class NetWorkUtil {

    /**
     * 指定端口是否可连接
     * @param host
     * @param port
     * @param timeOut
     * @return
     */
    public static boolean isHostConnectable(String host, int port,int timeOut) {
        Socket socket = new Socket();
        try {
            socket.connect(new InetSocketAddress(host, port),timeOut);
        } catch (IOException e) {
            e.printStackTrace();
            return false;
        } finally {
            try {
                socket.close();
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
        return true;
    }

}