"Konrad" <[EMAIL PROTECTED]> wrote in message
news:[EMAIL PROTECTED]
> Thank you Martin! :)
>
> Also, do you happen to know if this is possible:
>
>
> <c:forEach var="card" items="${cards}" begin="0"
> end="<pg:endidx/>">
This is not legal JSP (or XML) syntax. You cannot use a tag in the value of
an attribute of another tag.
You could, however, do something like this instead:
<c:set var="endIdx"><pg:endidx/></c:set>
<c:forEach var="card" items="${cards}" begin="0" end="${endIdx}">
--
Martin Cooper
>
> <c:out value="${card.name}"/>
>
> </c:forEach>
>
>
> When I use <pg:endidx/> outside of the <c:forEach>
> tag, it correctly displays the value. However, when I
> try using <pg:endidx/> in the "end" attribute of
> <c:forEach>, it keeps saying:
>
> "An exception occurred when trying to convert String
> '<pg:endidx/>' into 'java.lang.Integer'." (null)
>
> <pg:endidx/> is trying to output an Integer value
> using the JspWriter, but it appears that it is always
> converted into text/String.
>
> Is there any way to accomplish the syntax/logic listed
> in the JSP code above?
>
> Thank you, and have a nice weekend! :)
>
>
>
> --- Martin Cooper <[EMAIL PROTECTED]> wrote:
> >
> > "Konrad" <[EMAIL PROTECTED]> wrote in message
> >
> news:[EMAIL PROTECTED]
> > > Hello.
> > >
> > > In my custom taglib's doStartTag() method, I
> > stored a
> > > value in the session, as follows:
> > >
> > > CustomTag
> > > =========
> > > public void doStartTag() {
> > >
> > >
> > >
> >
> this.pageContext.getSession().setAttribute("endIdx",new
> > > Integer(9));
> >
> > Try this instead:
> >
> > pageContext.setAttribute("endIdx", new
> > Integer(9),
> > PageContext.SESSION_SCOPE);
> >
> > --
> > Martin Cooper
> >
> >
> > > }
> > >
> > >
> > > I am trying to reference that value in JSTL's
> > > <c:forEach> tag, as in the following .jsp snippet:
> > >
> > >
> > > test.jsp
> > > ========
> > >
> > > <my:custom/> <!-- just calls/executes the
> > CustomTag
> > > -->
> > >
> > > <c:forEach var="card" items="${cards}" begin="0"
> > > end="${endIdx}">
> > > <c:out value="${card.name}"/>
> > > </c:forEach>
> > >
> > >
> > > Basically, above, I am trying to dynamically set
> > the
> > > ending index of the forEach tag, based on the
> > value
> > > calculated in CustomTag.
> > >
> > > However, forEach's "end" attribute is resolving to
> > 0
> > > instead of 9, which was set in the CustomTag's
> > > doStartTag() method.
> > >
> > > Is there a way to ensure that CustomTag executes
> > "in
> > > advance" such that forEach's "end" tag can
> > correctly
> > > reference the value set in the session?
> > >
> > > Thank you.
> >
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>
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