HttpServletRequest Class
HttpServletRequest class enables a servlet to obtain information about a client request.
| Method | Description |
| String getAuthType( ) | It returns the authentication scheme. |
| Cookie[ ] getCookies( ) | It returns an array of the cookies in this request. |
| long getDateHeader(String field) | It returns the value of the date header field named field. |
| String getHeader(String field) | It returns the value of the header field named field. |
| Enumeration getHeaderNames( ) | It returns an enumeration of the header names. |
| int getIntHeader(String field) | It returns the int equivalent of the header field named field. |
| String getMethod( ) | It returns the HTTP method for this request. |
| String getPathInfo( ) | It returns any path information that is located after the servlet path and before a query string of the URL. |
| String getPathTranslated( ) | It returns any path information that is located after the servlet path and before a query string of the URL after translating it to a real path. |
| String getQueryString( ) | It returns any query string in the URL. |
| String getRemoteUser( ) | It returns the name of the user who issued this request. |
| String getRequestedSessionId( ) | It returns the ID of the session. |
| String getRequestURI( ) | It returns the URI. |
| StringBuffer getRequestURL( ) | It returns the URI. |
| String getServletPath( ) | It returns that part of the URL that identifies the servlet. |
| HttpSession getSession( ) | It returns the session for this request. If a session does not exist, one is created and then returned. |
| HttpSession getSession(boolean new) | If new is true and no session exists, creates and returns a session for this request. Otherwise, returns the existing session for this request. |
| boolean isRequestedSessionIdFromCookie( ) | It returns true if a cookie contains the session ID. Otherwise, returns false. |
| boolean isRequestedSessionIdFromURL( ) | It returns true if the URL contains the session ID. Otherwise, returns false. |
| boolean isRequestedSessionIdValid( ) | It returns true if the requested session ID is valid in the current session context. |