获取本机的IP

//1.windows系统
String ip = InetAddress.getLocalHost().getHostAddress();

/**
* 获取本机IP linux系统
* @return 本机IP
*/
public static String getInternetIp() {
    String ip = null;
    try {
        Enumeration
 
   netWorks = NetworkInterface.getNetworkInterfaces();
        InetAddress inetAddress = null;
        Enumeration
  
    addresses; ip = InetAddress.getLocalHost().getHostAddress(); while (netWorks.hasMoreElements()) { addresses = netWorks.nextElement().getInetAddresses(); while (addresses.hasMoreElements()) { inetAddress = addresses.nextElement(); if (inetAddress != null && inetAddress instanceof Inet4Address && !inetAddress.getHostAddress().equals(ip)) { logger.info("当前主机的IP为: " + inetAddress.getHostAddress()); return inetAddress.getHostAddress(); } } } } catch (SocketException e) { logger.error("获取主机IP失败",e); } catch (UnknownHostException e) { logger.error("未知主机IP",e); } logger.info("当前主机的IP为: " + ip); return ip; }