Discussion :

[riadhhwajdii]

salut,
je veut effectuer une iteration avec la bibliootheque jstl
mon application fonctionne bien mais elle produit pourtant l'erreur suivante:

Code :

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javax.servlet.jsp.JspTagException: Don't know how to iterate over supplied "items" in <forEach>
	at org.apache.taglibs.standard.tag.common.core.ForEachSupport.toForEachIterator(ForEachSupport.java:274)
	at org.apache.taglibs.standard.tag.common.core.ForEachSupport.supportedTypeForEachIterator(ForEachSupport.java:238)
	at org.apache.taglibs.standard.tag.common.core.ForEachSupport.prepare(ForEachSupport.java:155)
	at javax.servlet.jsp.jstl.core.LoopTagSupport.doStartTag(LoopTagSupport.java:256)
	at org.apache.jsp.pages.modulesStatistiques_jsp._jspx_meth_c_005fforEach_005f0(modulesStatistiques_jsp.java:434)
	at org.apache.jsp.pages.modulesStatistiques_jsp._jspx_meth_h_005fpanelGrid_005f0(modulesStatistiques_jsp.java:399)
	at org.apache.jsp.pages.modulesStatistiques_jsp._jspx_meth_f_005fview_005f0(modulesStatistiques_jsp.java:181)
	at org.apache.jsp.pages.modulesStatistiques_jsp._jspService(modulesStatistiques_jsp.java:109)
	at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
	at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:374)
	at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:342)
	at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:267)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
	at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:630)
	at org.apache.catalina.core.ApplicationDispatcher.processRequest(ApplicationDispatcher.java:436)
	at org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:374)
	at org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:302)
	at com.sun.faces.context.ExternalContextImpl.dispatch(ExternalContextImpl.java:410)
	at com.sun.faces.application.ViewHandlerImpl.executePageToBuildView(ViewHandlerImpl.java:473)
	at com.sun.faces.application.ViewHandlerImpl.renderView(ViewHandlerImpl.java:141)
	at org.ajax4jsf.application.ViewHandlerWrapper.renderView(ViewHandlerWrapper.java:108)
	at org.ajax4jsf.application.AjaxViewHandler.renderView(AjaxViewHandler.java:196)
	at com.sun.faces.lifecycle.RenderResponsePhase.execute(RenderResponsePhase.java:109)
	at com.sun.faces.lifecycle.Phase.doPhase(Phase.java:100)
	at com.sun.faces.lifecycle.LifecycleImpl.render(LifecycleImpl.java:139)
	at javax.faces.webapp.FacesServlet.service(FacesServlet.java:266)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
	at TimeoutFilter.doFilter(TimeoutFilter.java:60)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
	at org.ajax4jsf.webapp.BaseXMLFilter.doXmlFilter(BaseXMLFilter.java:177)
	at org.ajax4jsf.webapp.BaseFilter.handleRequest(BaseFilter.java:267)
	at org.ajax4jsf.webapp.BaseFilter.processUploadsAndHandleRequest(BaseFilter.java:380)
	at org.ajax4jsf.webapp.BaseFilter.doFilter(BaseFilter.java:507)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:286)
	at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:845)
	at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:583)
	at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:447)
	at java.lang.Thread.run(Thread.java:595)

voici le code de ma boucle:

Code :

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   <c:forEach items="#{sWIMmoduleStatistiques.listeModules}" var="m">
 
           <h:panelGroup>
 
 
             <div class="connectorChartHeader" onclick="toggleImage('${m.nomChart}');" >
            <span class="headerTitle">${m.nom}</span>
        </div>
 
 
               <img src="${m.nomChart}" id="${m.nomChart}" />
           </h:panelGroup>  
       </c:forEach>

[romaintaz]

Peux-tu nous montrer le code Java de ta méthode getListModules() ?

[riadhhwajdii]

Peux-tu nous montrer le code Java de ta méthode getListModules() ?

je recuperer la liste des module de la session;
voici son code:

Code :

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public ArrayList<Module> getListeModules() {
	HttpSession session=SessionUtil.getSession();
 
	return (ArrayList<Module>)session.getAttribute("moduleStatistiques");
		}