java获取ip地址

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于 2015-02-02 15:08:47 发布

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InetAddress ip = null;
       try {
           Enumeration allNetInterfaces = NetworkInterface
                   .getNetworkInterfaces();
           while (allNetInterfaces.hasMoreElements()) {
               NetworkInterface netInterface = (NetworkInterface) allNetInterfaces
                       .nextElement();
               Enumeration addresses = netInterface.getInetAddresses();
               while (addresses.hasMoreElements()) {
                   ip = (InetAddress) addresses.nextElement();
                   if (ip != null && ip instanceof Inet4Address) {
                       zol.user_ip = ip.getHostAddress();
                   }
               }
           }
       } catch (SocketException e) {
           e.printStackTrace();
       }