获取服务 ip 和端口号

转自：https://www.cnblogs.com/ningJJ/p/10997448.html

package com.movitech.product.datahub.util;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import javax.management.MBeanServer;
import javax.management.MalformedObjectNameException;
import javax.management.ObjectName;
import javax.management.Query;
import java.lang.management.ManagementFactory;
import java.net.InetAddress;
import java.util.Set;

/**

• @author Jay

• @date 2019/06/10
  */
  public class CommonUtils {

  private static final Logger logger = LoggerFactory.getLogger(CommonUtils.class);

  public static void main(String[] args){
  System.out.println(getLocalIP());
  System.out.println(getLocalPort());
  }

  /**

  • @return

  • @throws MalformedObjectNameException

  • 获取当前机器的端口号
    */
    public static String getLocalPort(){

    MBeanServer beanServer = ManagementFactory.getPlatformMBeanServer();
    Set objectNames = null;
    try {
    objectNames = beanServer.queryNames(new ObjectName(":type=Connector,"),
    Query.match(Query.attr("protocol"), Query.value("HTTP/1.1")));
    String port = objectNames.iterator().next().getKeyProperty("port");
    return port;
    } catch (MalformedObjectNameException e) {
    e.printStackTrace();
    }
    return null;
    }

  /**

  • @return

  • 获取当前机器的 IP
    */
    public static String getLocalIP() {
    InetAddress addr = null;
    try {
    addr = InetAddress.getLocalHost();
    } catch (Exception e) {
    e.printStackTrace();
    }

    byte[] ipAddr = addr.getAddress();
    String ipAddrStr = "";
    for (int i = 0; i < ipAddr.length; i++) {
    if (i > 0) {
    ipAddrStr += ".";
    }
    ipAddrStr += ipAddr[i] & 0xFF;
    }
    return ipAddrStr;
    }

}