On 05.Feb.2003 -- 04:53 PM, Cyril Vidal wrote:
> I think I'm on the point of being successful with my business.
> But I still have one question, considering the following short code and
> especially the uncommented snippet: (serves to retrieve and display all the
> items of the current session)
>
>
> <?xml version="1.0"?>
>
> <xsp:page
>
> xmlns:xsp="http://apache.org/xsp";
>
> xmlns:xsp-session="http://apache.org/xsp/session/2.0";
>
> xmlns:xsp-request="http://apache.org/xsp/request/2.0";
>
> create-session="true">
>
> <xsp:structure>
>
> <xsp:include>java.util.Vector</xsp:include>
>
> </xsp:structure>
>
> <content>
>
> <xsp:logic>
>
> Object items = <xsp-session:get-attribute name="cart.items"/>;
>
> if (items == null) items = new Vector(10,5);
>
> ((Vector) items).add(<xsp-request:get-parameter name="item"/>);
>
> session.setAttribute("cart.items",items);
>
>
>
> /**************Error here: method get() and variable i are not known from
> Cocoon's servlet
>
> <ul>
>
> for (int i=0; i<items.size(); i++) {
Mind you that items is declared of type Object because that cast to
Vector might result in a NPE when applied to null. Thus size() and
get() method are not declared for this object! You need to cast it
first (and probably assign it to a variable of type vector).
> <li><xsp:expr>items.get(i)</xsp:expr></li>
>
> }
>
> </ul>
>
> **************/
>
> </xsp:logic>
>
> </content>
>
> </xsp:page>
Chris.
--
C h r i s t i a n H a u l
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