[jbossseam-issues] [JBoss JIRA] Commented: (JBSEAM-1225) JBoss EL has issues with boolean expressions

Christian Bauer (JIRA) jira-events at lists.jboss.org
Mon Apr 23 10:09:33 EDT 2007


    [ http://jira.jboss.com/jira/browse/JBSEAM-1225?page=comments#action_12360210 ] 
            
Christian Bauer commented on JBSEAM-1225:
-----------------------------------------

Well the "and not foo == bar" expression is triggering it, didn't reproduce it standalone. It was just a typing accident.


> JBoss EL has issues with boolean expressions
> --------------------------------------------
>
>                 Key: JBSEAM-1225
>                 URL: http://jira.jboss.com/jira/browse/JBSEAM-1225
>             Project: JBoss Seam
>          Issue Type: Bug
>          Components: Core
>            Reporter: Christian Bauer
>         Assigned To: Pete Muir
>            Priority: Minor
>
> Not sure this is critical and in fact, not even sure that this is supposed to work. I wrote this rather stupid expression which JBoss EL doesn't like:
>                     <s:div rendered="#{s:hasPermission('User', 'isAdmin', currentUser)
>                                        and not userHome.instance.id == adminUser.id
>                                        and not userHome.instance.id == guestUser.id}">
> The exception is rather strange:
> java.lang.NoClassDefFoundError
> 	org.jboss.el.lang.ELSupport.coerceToBoolean(ELSupport.java:177)
> 	org.jboss.el.parser.AstNot.getValue(AstNot.java:27)
> 	org.jboss.el.parser.AstEqual.getValue(AstEqual.java:21)
> 	org.jboss.el.parser.AstAnd.getValue(AstAnd.java:26)
> 	org.jboss.el.parser.AstAnd.getValue(AstAnd.java:21)
> 	org.jboss.el.ValueExpressionImpl.getValue(ValueExpressionImpl.java:186)
> 	com.sun.facelets.el.TagValueExpression.getValue(TagValueExpression.java:71)
> 	javax.faces.component.UIComponentBase.isRendered(UIComponentBase.java:370)
> 	org.ajax4jsf.framework.renderer.RendererBase.renderChild(RendererBase.java:276)
> 	org.ajax4jsf.framework.renderer.RendererBase.renderChildren(RendererBase.java:262)
> 	org.ajax4jsf.framework.renderer.RendererBase.renderChild(RendererBase.java:284)
> 	org.ajax4jsf.framework.renderer.RendererBase.renderChildren(RendererBase.java:262)
> 	org.richfaces.renderkit.html.PanelBarItemRenderer.doEncodeChildren(PanelBarItemRenderer.java:136)
> 	org.richfaces.renderkit.html.PanelBarItemRenderer.doEncodeChildren(PanelBarItemRenderer.java:131)
> 	org.ajax4jsf.framework.renderer.RendererBase.encodeChildren(RendererBase.java:121)
> 	javax.faces.component.UIComponentBase.encodeChildren(UIComponentBase.java:809)
> 	org.ajax4jsf.framework.renderer.RendererBase.renderChild(RendererBase.java:282)
> 	org.ajax4jsf.framework.renderer.RendererBase.renderChildren(RendererBase.java:262)
> 	org.richfaces.renderkit.html.PanelBarRenderer.doEncodeChildren(PanelBarRenderer.java:148)
> 	org.richfaces.renderkit.html.PanelBarRenderer.doEncodeChildren(PanelBarRenderer.java:143)
> 	org.ajax4jsf.framework.renderer.RendererBase.encodeChildren(RendererBase.java:121)
> 	javax.faces.component.UIComponentBase.encodeChildren(UIComponentBase.java:809)
> 	javax.faces.component.UIComponent.encodeAll(UIComponent.java:886)
> 	javax.faces.render.Renderer.encodeChildren(Renderer.java:137)
> 	javax.faces.component.UIComponentBase.encodeChildren(UIComponentBase.java:809)
> 	javax.faces.component.UIComponent.encodeAll(UIComponent.java:886)
> 	javax.faces.component.UIComponent.encodeAll(UIComponent.java:892)
> 	javax.faces.component.UIComponent.encodeAll(UIComponent.java:892)
> 	javax.faces.component.UIComponent.encodeAll(UIComponent.java:892)
> 	com.sun.facelets.FaceletViewHandler.renderView(FaceletViewHandler.java:571)
> 	org.ajax4jsf.framework.ViewHandlerWrapper.renderView(ViewHandlerWrapper.java:108)
> 	org.ajax4jsf.framework.ajax.AjaxViewHandler.renderView(AjaxViewHandler.java:229)
> 	com.sun.faces.lifecycle.RenderResponsePhase.execute(RenderResponsePhase.java:106)
> 	com.sun.faces.lifecycle.LifecycleImpl.phase(LifecycleImpl.java:251)
> 	com.sun.faces.lifecycle.LifecycleImpl.render(LifecycleImpl.java:144)
> 	javax.faces.webapp.FacesServlet.service(FacesServlet.java:245)
> 	org.tuckey.web.filters.urlrewrite.RuleChain.handleRewrite(RuleChain.java:164)
> 	org.tuckey.web.filters.urlrewrite.RuleChain.doRules(RuleChain.java:141)
> 	org.tuckey.web.filters.urlrewrite.UrlRewriter.processRequest(UrlRewriter.java:90)
> 	org.tuckey.web.filters.urlrewrite.UrlRewriteFilter.doFilter(UrlRewriteFilter.java:395)
> 	org.jboss.seam.web.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:63)
> 	org.jboss.seam.web.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:53)
> 	org.jboss.seam.web.ExceptionFilter.doFilter(ExceptionFilter.java:57)
> 	org.jboss.seam.web.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:49)
> 	org.jboss.seam.web.MultipartFilter.doFilter(MultipartFilter.java:79)
> 	org.jboss.seam.web.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:49)
> 	org.jboss.seam.web.RedirectFilter.doFilter(RedirectFilter.java:45)
> 	org.jboss.seam.web.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:49)
> 	org.jboss.seam.web.SeamFilter.doFilter(SeamFilter.java:84)
> 	org.ajax4jsf.framework.ajax.xmlfilter.BaseXMLFilter.doXmlFilter(BaseXMLFilter.java:96)
> 	org.ajax4jsf.framework.ajax.xmlfilter.BaseFilter.doFilter(BaseFilter.java:220)
> 	org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:96)

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