Re: JSP include and servlet

From:
Lew <lew@lewscanon.com>
Newsgroups:
comp.lang.java.programmer
Date:
Sun, 18 Nov 2007 19:25:55 -0500
Message-ID:
<H9GdnVFY4v-JRd3anZ2dnUVZ_sKqnZ2d@comcast.com>
aDeamon wrote:

I have a uniform layout of my jsp-pages with the use of
        <%@ include file="jspf/prelude.jspf" %>
and
        <%@ include file="jspf/postlude.jspf" %>

The servlets are pritty dirty and output HTML code directly to
response. (I am only working with a prototype - will use of some sort
of framework later on).

My servlets starts with
        RequestDispatcher dispatcher =
getServletContext().getRequestDispatcher("/jspf/prelude.jspf");
        dispatcher.include(request, response);

and ends with
        dispatcher = getServletContext().getRequestDispatcher("/jspf/
postlude.jspf");
        dispatcher.include(request, response);

Now to the problem. In my prelude.jspf I call on a servlet that builds
the navigation-menu with data from a database with
<jsp:include page="GetCategories" flush="false"/>

Everything works fine in my jsp [sic] files, but when the Servlet [sic] output
pages the servlet in prelude dont run... ??


Is your "jspf" directory hooked directly to the web application directory (its
context)? I notice that you call it with a relative path in the JSP but an
absolute path in the .java servlet.

Any one got a solution for my problem or maybe an alternative way of
doing it?


Consider rewriting the HTML-emitting servlet as a JSP.

<http://java.sun.com/javaee/5/docs/tutorial/doc/bnajg.html#bnajl>

You can implicitly include preludes and codas for a group of
JSP pages by adding items to the Include Preludes and Codas lists.
Their values are context-relative paths that must correspond to
elements in the web application. When the elements are present,
the given paths are automatically included (as in an include directive)
at the beginning and end, respectively, of each JSP page in the property
group. When there is more than one include or coda element in a group,
they are included in the order they appear. When more than one JSP
property group applies to a JSP page, the corresponding elements will be
processed in the same order as they appear in the JSP configuration section.


--
Lew

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