获取客户端IP地址

[java]代码库

	public  static String getIPAddress(HttpServletRequest request) throws Exception{
		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.equals("0:0:0:0:0:0:0:1")?"127.0.0.1":ip;
	}