经常使用HttpRequest,需要获得url或者是参数,每次都需要试验,现在网络上搜索一下常用的资源获取方法,常用的总结一下。

  

  端口:request.getServerPort() ;

  获取服务器名称:request.getContextPath();

  获取工程名称:request.getContextPath();

  获取servlet路径:request.getServletPath().substring(0,request.getServletPath().lastIndexOf(“/”));

 

  请求方法:request.getMethod(); (POST/GET)

  请求资源url:request.getRequestURI(); (URI返回String / URL 返回StringBuffer)

  请求http协议版本:request.getProtocol();

  获取传入方式:request.getHeader(“content-type”);

 

  获取参数:request.getParameter("参数名");

 

实例:

运行地址:localhost:8095/httpRequestTest/test?param1=1111&param2=222

@GetMapping("/test")
    public void list(HttpServletRequest request) {
        System.out.println("ServerName:"+request.getServerName());
        System.out.println("ServerPort:"+request.getServerPort());
        System.out.println("ContextPath:" + request.getContextPath());
        System.out.println("ServletPath:" + request.getServletPath());
        System.out.println("RequestURI:" + request.getRequestURI());
        System.out.println("RequestURL:" + request.getRequestURL());
        
        System.out.println("Method:"+request.getMethod());
        System.out.println("Protocol:" + request.getProtocol());
        
    }

 

     运行结果:

 

 

 

 

   

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