1 import javax.servlet.http.HttpServletRequest; 2 3 /** 4 * 自定义访问对象工具类 5 * 6 * 获取对象的IP地址等信息 7 * @author X-rapido 8 * 9 */ 10 public class CusAccessObjectUtil { 11 12 /** 13 * 获取用户真实IP地址，不使用request.getRemoteAddr();的原因是有可能用户使用了代理软件方式避免真实IP地址, 14 * 16 * 可是，如果通过了多级反向代理的话，X-Forwarded-For的值并不止一个，而是一串IP值，究竟哪个才是真正的用户端的真实IP呢？ 17 * 答案是取X-Forwarded-For中第一个非unknown的有效IP字符串。 18 * 19 * 如：X-Forwarded-For：192.168.1.110, 192.168.1.120, 192.168.1.130, 20 * 192.168.1.100 21 * 22 * 用户真实IP为： 192.168.1.110 23 * 24 * @param request 25 * @return 26 */ 27 public static String getIpAddress(HttpServletRequest request) { 28 String ip = request.getHeader("x-forwarded-for"); 29 if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) { 30 ip = request.getHeader("Proxy-Client-IP"); 31 } 32 if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) { 33 ip = request.getHeader("WL-Proxy-Client-IP"); 34 } 35 if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) { 36 ip = request.getHeader("HTTP_CLIENT_IP"); 37 } 38 if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) { 39 ip = request.getHeader("HTTP_X_FORWARDED_FOR"); 40 } 41 if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) { 42 ip = request.getRemoteAddr(); 43 } 44 return ip; 45 } 46 47 }
/**
*获取端口
*/
1 public void doGet(HttpServletRequest request, HttpServletResponse response) 2 throws ServletException, IOException { 3 String uri = request.getRequestURI();//返回请求行中的资源名称 4 String url = request.getRequestURL().toString();//获得客户端发送请求的完整url 5 String ip = request.getRemoteAddr();//返回发出请求的IP地址 6 String params = request.getQueryString();//返回请求行中的参数部分 7 String host=request.getRemoteHost();//返回发出请求的客户机的主机名 8 int port =request.getRemotePort();//返回发出请求的客户机的端口号。 9 System.out.println(ip); 10 System.out.println(url); 11 System.out.println(uri); 12 System.out.println(params); 13 System.out.println(host); 14 System.out.println(port); 15 }