java获取本机ip以及客户端ip

/**
* SpringMvc下获取request
* 
* @return
*/
public static HttpServletRequest getRequest() {
HttpServletRequest request = ((ServletRequestAttributes) RequestContextHolder.getRequestAttributes()).getRequest();
return request;


}

/**
* 获取客户端IP（本机获取的是127.0.0.1）
*/
public static String getIpAddrByRequest(HttpServletRequest request) {
String ip = request.getHeader("x-forwarded-for");
if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
ip = request.getHeader("Proxy-Client-IP");
}
if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
ip = request.getHeader("WL-Proxy-Client-IP");
}
if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
ip = request.getRemoteAddr();
}
return ip;
}

/**
* 获取本机IP
*/
public static String getIp() {
String ip = null;
try {
InetAddress address = InetAddress.getLocalHost();
ip = address.getHostAddress();


} catch (UnknownHostException e) {
e.printStackTrace();
}
return ip;
}