java 获取本机ip地址
/** * 取当前系统站点本地地址 linux下 和 window下可用 * * @return */ public static String getLocalIP() { String sIP = ""; InetAddress ip = null; try { // 如果是Windows操作系统 if (isWindowsOS()) { ip = InetAddress.getLocalHost(); } // 如果是Linux操作系统 else { boolean bFindIP = false; Enumeration<NetworkInterface> netInterfaces = NetworkInterface .getNetworkInterfaces(); while (netInterfaces.hasMoreElements()) { if (bFindIP) { break; } NetworkInterface ni = netInterfaces.nextElement(); // ----------特定情况,可以考虑用ni.getName判断 // 遍历所有ip Enumeration<InetAddress> ips = ni.getInetAddresses(); while (ips.hasMoreElements()) { ip = ips.nextElement(); if (ip.isSiteLocalAddress() && !ip.isLoopbackAddress() // 127.开头的都是lookback地址 && ip.getHostAddress().indexOf(":") == -1) { bFindIP = true; break; } } } } } catch (Exception e) { e.printStackTrace(); } if (null != ip) { sIP = ip.getHostAddress(); } return sIP; } public static boolean isWindowsOS() { if ("//".equals(File.separator)) { return true; } else { return false; } }