java获取系统网络端口IP

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根据系统的不同获取对应得网络端口IP

/** * 判断是否为windows * @return */ private boolean isWindowsOS() {       boolean isWindowsOS = false;       String osName = System.getProperty("os.name");       if (osName.toLowerCase().indexOf("windows") > -1) {           isWindowsOS = true;       }       return isWindowsOS;   }   /**    * 获取本机IP地址，并自动区分Windows还是Linux操作系统    * @return    */  private String getLocalIP() {       String sIP = "";       InetAddress ip = null;       try {           // 如果是Windows操作系统           if (isWindowsOS()) {           sIP = InetAddress.getLocalHost().getHostAddress();           }           // 如果是Linux操作系统           else {           Enumeration<NetworkInterface> netInterfaces = (Enumeration<NetworkInterface>) NetworkInterface                        .getNetworkInterfaces();                netInterfacesWhile : while (netInterfaces.hasMoreElements()) {                NetworkInterface ni = (NetworkInterface) netInterfaces.nextElement();                log.debug("网络端口名称：" + ni.getName());                Enumeration<?> e2 = ni.getInetAddresses();                while (e2.hasMoreElements()) {                ip = (InetAddress) e2.nextElement();                if ((ip instanceof Inet4Address) && !"127.0.0.1".equals(ip.getHostAddress())){                sIP = ip.getHostAddress();                log.debug("获得的IP是：" + sIP);                break netInterfacesWhile;                }                }                }           }       } catch (Exception e) {           log.error("获取本机IP异常",e);       }       return sIP;   }

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