Craig,
That works, and is exactly what I'm looking for.
Thanks a bunch.
Alex.
Craig R. McClanahan wrote:
>On Sat, 16 Mar 2002, Alex Muc wrote:
>
>>Date: Sat, 16 Mar 2002 17:12:02 -0500
>>From: Alex Muc <[EMAIL PROTECTED]>
>>Reply-To: Tomcat Users List <[EMAIL PROTECTED]>
>>To: [EMAIL PROTECTED]
>>Subject: Finding the name of the included page from the request object
>>
>>Hi,
>>
>>I've got the following setup:
>>
>>pageA.jsp
>> <jsp:include page="pageB.jsp">
>> </jsp:include>
>>
>>pageB.jsp
>> <@ include file="Header.jsp">
>>
>>Header.jsp
>> <!-- print out a common page header -->
>>
>>In the Header page, which is STATICALLY, included in pageB, which means
>>we're really only dealing with pageA and pageB, I want to determine the
>>name of pageB from the request (or response) object so that I can
>>customize the page header that I'm displaying. I hope this makes sense.
>>
>>I've looked through the mailing list and the javadocs for a method that
>>will return me the information. That is I'm looking for some method
>>which will return "pageB.jsp" (or something similar) when called from
>>pageB.jsp and "pageA.jsp" when called from pageA.jsp but will return
>>"pageB.jsp" when called within pageB.jsp regardless of whether it is
>>invoked directly by the browser or it is included in pageA.jsp.
>> Unfortunately all the methods that I've tried all return info about
>>pageA.jsp, presumably because that is the one that is actually requested
>>from the client. I've tried the following methods:
>>request.getContextPath()
>>request.getPathInfo()
>>request.getPathTranslated()
>>request.getRequestURI()
>>request.getServletPath()
>>getServletContext().getRealPath(".")
>>These methods all return Strings related to pageA, regardless of whether
>>the methods are called from pageB.jsp which is dynamically included in
>>pageA.
>>
>>So, my question is how can I find out the name of the current page being
>>processed. If I'm in pageB.jsp it should return "pageB.jsp" (or
>>something similar) regardless of whether pageB.jsp is invoked directly
>>from the client or indirectly through an include in pageA.jsp.
>>
>
>The <jsp:include> action is implemented in terms of
>RequestDispatcher.include() in the servlet API. If you grab the Servlet
>2.3 spec <http://java.sun.com/products/servlet/download>, and read Section
>8.3, you'll see that the container creates some request attributes that
>define the request to the included page (pageB in your case) rather than
>the including page. They work for included JSP pages as well.
>
>To make it possible to grab the right path no matter whether a page is
>requested directly or included, you'd use logic like this:
>
> String servletPath =
> request.getAttribute("javax.servlet.include.servlet_path");
> if (servletPath == null) {
> servletPath = request.getServletPath();
> }
>
>>Thank you for your help.
>>Alex.
>>
>
>Craig
>
>
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