Hi,
the problem indeed was in the HQL query - fixing the
query resulted in a List with objects of type Gallery,
that can be processed correctly by the posted forEach
tag.
Much obliged,
Thomas
--- thomas delnoij <[EMAIL PROTECTED]> wrote:
> David,
>
> I am assuming that it is a bean, with a String
> property 'uniqueId'.
>
> I did find out by now that the HQL query that
> creates
> the List returns a collection of objects of Type
> java.lang.Object and not of my desired custom Type
> ('Gallery'). Casting them to the Gallery type in the
> JSP leads to a ClassCastException.
>
> This means that first I have to fix the HQL query to
> return a List of the required type...
>
> In this case though, I would expect a
> PropertyNotFoundException to be thrown by the
> forEach
> tag and not a ServletException, don't you agree?
>
> Regards,
>
> Thomas Delnoij
> ---------------------
> @: [EMAIL PROTECTED]
> ~: www.delnoij.com
> Public Key: www.delnoij.com/pgp/0xC26346C3.txt
>
>
>
> --- "Karr, David" <[EMAIL PROTECTED]> wrote:
>
> > What I read from this error message is that the
> type
> > of "image" is a
> > List or Array. That's what it's complaining
> about.
> > What are you
> > assuming is the type of the objects in the
> > "pageList" collection? If
> > you assume each object is a List or Array, then
> the
> > syntax of
> > "${image.uniqueId}" will not work. If you assume
> > each object is a bean
> > that has a "uniqueId" attribute, then you should
> > check your assumptions,
> > because it appears the objects in the list are
> List
> > or Array objects,
> > not beans containing that attribute..
> >
> > > -----Original Message-----
> > > From: thomas delnoij [mailto:[EMAIL PROTECTED]
> > >
> > > I am having problems using the forEach tag. I am
> > using
> > > jstl 1.0 on Tomcat 5.0, Windows 2000.
> > >
> > > Code:
> > >
> > > <c:forEach items="${pagedImageList.pageList}"
> > > var="image" >
> > > <c:out value="${image.uniqueId}"/>
> > > </c:forEach>
> > >
> > > The pagedImageList Object is a session scope
> > object of
> > > type
> > >
> org.springframework.beans.support.PagedListHolder.
> > >
> > > I have verified that it has method getPageList
> > that
> > > returns a java.util.List type object.
> > >
> > > I am getting:
> > >
> > > javax.servlet.ServletException: An error
> occurred
> > > while evaluating custom action attribute "value"
> > with
> > > value "${image.uniqueId}": The "." operator was
> > > supplied with an index value of type
> > > "java.lang.String" to be applied to a List or
> > array,
> > > but that value cannot be converted to an
> integer.
> > > (null)
> > >
> > > which for me in the moment is completely
> > inexplicable.
> > >
> > > I have verified that the Collection used to
> > initiate
> > > the PagedListHolder object contains items.
> > >
> > > My question is if:
> > >
> > > - you can confirm that I am using the right EL
> > syntax.
> > > - what you would suggest is the most likely
> cause
> > of
> > > the problem, so I can investigate further.
> > >
> > > Thanks in advance.
> > >
> > > Thomas
> > >
> > >
> > >
> > >
> >
>
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