The context is not null, it just contains nothing (i.e. it's backing map has and empty entry set). Regular struts tags work fine, such as property tags, url tags, etc.
-----Original Message----- From: Musachy Barroso [mailto:[EMAIL PROTECTED] Sent: September 20, 2007 5:02 PM To: Struts Users Mailing List Subject: Re: Struts 2.1.0 dojo plugin The context should never be null, is any other tag working for you (ajax or non ajax) musachy On 9/20/07, Engelking, Nicholas <[EMAIL PROTECTED]> wrote: > Hi. I have built Struts 2 from the head a few days ago. I am trying to move > my ajax code over to the new dojo plugin, but it doesn't seem to work for me. > The examples in the showcase do work, however I get an error when I try to > add the functionality to my own site. > > The error seems to be present for the rendering of dojo tags. For a closing > tree tag: > > 2007-09-20 11:25:02,927 ERROR > (org.apache.struts2.components.ClosingUIBean:60) - Could not open template > SEVERE: Servlet.service() for servlet jsp threw exception > java.lang.NullPointerException > at > org.apache.struts2.dojo.components.Tree.evaluateExtraParams(Tree.java:270) > at > org.apache.struts2.components.UIBean.evaluateParams(UIBean.java:828) > at org.apache.struts2.components.UIBean.end(UIBean.java:493) > at > org.apache.struts2.views.jsp.ComponentTagSupport.doEndTag(ComponentTagSupport.java:41) > etc. > > I have added the new struts core jar, the dojo plugin jar, and the new xwork > jar to my lib directory. I peeked at the stack. In the tree case the line > > 270 boolean generateId = > !(Boolean)stack.getContext().get(Head.PARSE_CONTENT); > > In Tree causes the error. stack.getContext() is an empty map and the attempt > to cast the null result of the lookup to a Boolean and negate it throws the > exception. Presumably the wrong context is being returned, or perhaps The > wrong stack was passed to the bean. The jsp snippit that is causing the error > is > > ... > <%@ taglib prefix="sx" uri="/struts-dojo-tags" %> > ... > <head> > <jsp:include page="/ajax/commonInclude.jsp"/> > </head> > ... > > <sx:tree rootNode="%{root}" > childCollectionProperty="directories" > nodeIdProperty="id" > > nodeTitleProperty="name"treeSelectedTopic="nodeSelected"> > </sx:tree> > ... > > What must I do to get dojo working? Am I missing something configuration > wise? The examples work for me. Is there somewhere I have to enable or > configure the dojo plugin? > > Thanks > > - Nick Engelking > > > ******************** > NOTICE OF CONFIDENTIALITY > This communication including any information transmitted with it is > intended only for the use of the addressees and is confidential. > If you are not an intended recipient or responsible for delivering > the message to an intended recipient, any review, disclosure, > conversion to hard copy, dissemination, reproduction or other use > of any part of this communication is strictly prohibited, as is the > taking or omitting of any action in reliance upon this communication. > If you receive this communication in error or without authorization > please notify us immediately by return e-mail or otherwise and > permanently delete the entire communication from any computer, > disk drive, or other storage medium. > > If the above disclaimer is not properly readable, it can be found at > www.td.com/legal > > AVERTISSEMENT DE CONFIDENTIALITE > Ce courriel, ainsi que tout renseignement ci-inclus, destiné uniquement > aux destinataires susmentionnés, est confidentiel. Si vous > n'êtes pas le destinataire prévu ou un agent responsable de la > livraison de ce courriel, tout examen, divulgation, copie, impression, > reproduction, distribution, ou autre utilisation d'une partie de ce > courriel est strictement interdit de même que toute intervention ou > abstraction à cet égard. Si vous avez reçu ce message par erreur ou > sans autorisation, veuillez en aviser immédiatement l'expéditeur par > retour de courriel ou par un autre moyen et supprimer immédiatement > cette communication entière de tout système électronique. > > Si l'avis de non-responsabilité ci-dessus n'est pas lisible, vous > pouvez le consulter à www.td.com/francais/legale > -- "Hey you! Would you help me to carry the stone?" Pink Floyd --------------------------------------------------------------------- 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]
