从HttpServletRequest可以获取的信息

￡神魔★判官ぃ 2023-09-26 23:38 25阅读 0赞

public void unAuth(HttpServletRequest request){
            //请求使用的协议和版本
            System.out.println("Protocol: " + request.getProtocol());
            //返回当前所使用的协议：http  ftp等
            System.out.println("Scheme: " + request.getScheme());
            //请求被发送到的服务器主机名
            System.out.println("Server Name: " + request.getServerName());
            //请求被发送到的服务器端口
            System.out.println("Server Port: " + request.getServerPort());
            //客户端的IP地址
            System.out.println("Remote Addr: " + request.getRemoteAddr());
            //客户端的主机名
            System.out.println("Remote Host: " + request.getRemoteHost());
            //请求的字符编码
            System.out.println("Character Encoding: " + request.getCharacterEncoding());
            //请求的消息体（body）的大小 字节数，没有消息体的，返回-1
            System.out.println("Content Length: " + request.getContentLength());
            //返回请求的消息体的MIME类型，MIME是描述消息内容类型的因特网标准
            System.out.println("Content Type: " + request.getContentType());
            //获取保护servlet的认证方案名(BASIC或SSL 等),未受保护的servlet返回的就是null
            System.out.println("Auth Type: " + request.getAuthType());
            //获取请求方式获取请求方式(GET与POST为主,也会有PUT、DELETE、INPUT)
            System.out.println("HTTP Method: " + request.getMethod());
            //解释在下面
            System.out.println("Path Info: " + request.getPathInfo());
            //返回URL中的额外路径信息所对应的资源的真实路径。
            System.out.println("Path Trans: " + request.getPathTranslated());
            //获取url中参数的部分
            System.out.println("Query String: " + request.getQueryString());
            //如果客户登录了，那么获取用户的登录信息
            System.out.println("Remote User: " + request.getRemoteUser());
            //获取sessionID
            System.out.println("Session Id: " + request.getRequestedSessionId());
            //获取完整的url，不带参数的
            System.out.println("Request URI: " + request.getRequestURI());
            //获取请求路径
            System.out.println("Servlet Path: " + request.getServletPath());
     
            //接下来是获取消息头中的信息
            //获取accept等等
            System.out.println("Accept: " + request.getHeader("Accept"));
            System.out.println("Host: " + request.getHeader("Host"));
            System.out.println("Referer : " + request.getHeader("Referer"));
            System.out.println("Accept-Language : " + request.getHeader("Accept-Language"));
            System.out.println("Accept-Encoding : " + request.getHeader("Accept-Encoding"));
            System.out.println("User-Agent : " + request.getHeader("User-Agent"));
            System.out.println("Connection : " + request.getHeader("Connection"));
            System.out.println("Cookie : " + request.getHeader("Cookie"));
            System.out.println("Created : " + request.getSession().getCreationTime());
            System.out.println("LastAccessed : " + request.getSession().getLastAccessedTime());
     
        }