code: public static ScopedRequest getScopedRequest( HttpServletRequest realRequest, String overrideURI,
                                                    ServletContext servletContext, Object scopeKey )
      {
          return getScopedRequest( realRequest, overrideURI, servletContext, scopeKey, false );
      }
docs: Get the cached ScopedRequest wrapper.  If none exists, creates one and caches it.
  @deprecated Use {@link #getScopedRequest(HttpServletRequest, String, ServletContext, Object, boolean)}.
  
  @param realRequest the "real" (outer) HttpServletRequest, which will be wrapped.
  @param overrideURI the request-URI for the wrapped object.  This URI must begin with the context path.
  @param servletContext the current ServletContext.
  @param scopeKey the scope-key associated with the new (or looked-up) scoped request.
  @return the cached (or newly-created) ScopedRequest.