When a browser requests for a web page, it sends lot of information to the web server which cannot be read directly because this information travel as a part of header of HTTP request. HTTPServletRequest represents this HTTP Request.

What is the use of HttpServletRequest?

Interface HttpServletRequest. Extends the ServletRequest interface to provide request information for HTTP servlets. The servlet container creates an HttpServletRequest object and passes it as an argument to the servlet’s service methods ( doGet , doPost , etc). String identifier for Basic authentication.

What is HttpServletRequest in spring?

HttpServletRequest is an interface which exposes getInputStream() method to read the body. By default, the data from this InputStream can be read only once.