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The HttpServletRequest interface

HttpServletRequest is a subinterface of ServletRequest.

Parameters

If the HTTP request is a POST method, and the Content-type is application/x-www-form-urlencoded, then the parameters can be queried with
  • getParameter
  • getParameterNames
  • getParameterValues
  • getParameterMap

Headers

The values of the HTTP header can be read using
  • getHeader
  • getHeaders
  • getHeaderNames
  • getIntHeader
  • getDateHeader