Have you done this in the jsp? <tiles:useAttribute name="topnav" scope="page" />
MArk On Thu, 2 Dec 2004 12:39:01 -0700, Jim Barrows <[EMAIL PROTECTED]> wrote: > > > > > > -----Original Message----- > > From: Jerry Rodgers [mailto:[EMAIL PROTECTED] > > Sent: Thursday, December 02, 2004 12:11 PM > > To: [EMAIL PROTECTED] > > Subject: JSTL, Tiles PutList and Tomcat 5.028 > > > > > > Hi All, > > > > > > > > I have a jsp page that I am trying to run on Tomcat that > > currently works in > > Weblogic. It appears the primary problem is that the forEach > > tag is not > > putting the variable menuItem into the pageContext attributes > > and or it > > thinks the menuItem is of type String. I am not sure where my actually > > problem is (tiles, tomcat etc). > > > > > > > > > > > > It appears Tomcat is generating code when compiling the JSP > > that isn't aware > > of the type of class the > > org.apache.struts.tiles.beans.SimpleMenuItem is - > > it looks like at run time it thinks it is a String. > > > > > > > > > > > > A snippet of my JSP looks like this (jstl tags - partial): > > > > <core:forEach var="menuItem" varStatus="status" items="${topnav}"> > > > > <core:choose> > > > > <core:when test="${menuItem.tooltip=='help'}"> > > I do something similar in my code, and it works. > It does look like it's not figuring out what type the menuItem is though.... > > <snip/> > > > > > > > When I check the pageContext attributes via a debugger I > > actually see an > > item in the collection with the key "topnav" and it contains > > a Vector of > > items that appear to be of type SimpleMenuItem. However I > > never see the item > > called menuItem that I thought the forEach tag would place in > > there for me. > > And I think the tutorial is agreeing with you: > The forEach tag allows you to iterate over a collection of objects. You > specify the collection via the items attribute, and the current item is > available through a scope variable named by the item attribute. > > A large number of collection types are supported by forEach, including all > implementations of java.util.Collection and java.util.Map. If the items > attribute is of type java.util.Map, then the current item will be of type > java.util.Map.Entry, which has the following properties: > > * key - the key under which the item is stored in the underlying Map > * value - the value that corresponds to the key > > Arrays of objects as well as arrays of primitive types (for example, int) are > also supported. For arrays of primitive types, the current item for the > iteration is automatically wrapped with its standard wrapper class (for > example, Integer for int, Float for float, and so on). > > Implementations of java.util.Iterator and java.util.Enumeration are supported > but these must be used with caution. Iterator and Enumeration objects are not > resettable so they should not be used within more than one iteration tag. > Finally, java.lang.String objects can be iterated over if the string contains > a list of comma separated values (for example: > Monday,Tuesday,Wednesday,Thursday,Friday). > > Here's the shopping cart iteration from the previous section with the forEach > tag: > > <c:forEach var="item" items="${sessionScope.cart.items}"> > ... > <tr> > <td align="right" bgcolor="#ffffff"> > ${item.quantity} > </td> > ... > </c:forEach> > > The forTokens tag is used to iterate over a collection of tokens separated by > a delimiter. > from http://java.sun.com/webservices/docs/1.3/tutorial/doc/index.html > > > > > > > > > Thanks for any help you may be able to provide, > > > > > > > > Jerry Rodgers > > > > > > > > > > > > > > > > > > --------------------------------------------------------------------- > To unsubscribe, e-mail: [EMAIL PROTECTED] > For additional commands, e-mail: [EMAIL PROTECTED] > > --------------------------------------------------------------------- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED]
