[jboss-user] [JBoss Seam] - Problems with el

[m.schuetz]

The following code doesn't work:
<h:outputText rendered="#{trialManager.elTest(elHelper.manager)}">GESCHAFFT..</h:outputText>


  | 16:45:13,131 ERROR [STDERR] Feb 2, 2007 4:45:13 PM com.sun.facelets.FaceletViewHandler handleRenderException
  | SEVERE: Error Rendering View[/user/trial/trialHome.xhtml]
  | com.sun.facelets.tag.TagAttributeException: /user/trial/trialHome.xhtml @29,69 rendered="#{trialManager.elTest(elHelper.manager)}" Error Parsing: #{trialManager.elTest(elHelper.manager)}
  |         at com.sun.facelets.tag.TagAttribute.getValueExpression(TagAttribute.java:259)
  |         at com.sun.facelets.tag.jsf.ComponentRule$ValueBindingMetadata.applyMetadata(ComponentRule.java:90)
  |         at com.sun.facelets.tag.MetadataImpl.applyMetadata(MetadataImpl.java:36)
  |         at com.sun.facelets.tag.MetaTagHandler.setAttributes(MetaTagHandler.java:62)
  |         at com.sun.facelets.tag.jsf.ComponentHandler.apply(ComponentHandler.java:140)
  |         at com.sun.facelets.tag.CompositeFaceletHandler.apply(CompositeFaceletHandler.java:47)
  |         at com.sun.facelets.tag.jsf.ComponentHandler.applyNextHandler(ComponentHandler.java:295)
  |         at com.sun.facelets.tag.jsf.ComponentHandler.apply(ComponentHandler.java:165)
  |         at com.sun.facelets.tag.CompositeFaceletHandler.apply(CompositeFaceletHandler.java:47)
  |         at com.sun.facelets.tag.ui.DefineHandler.apply(DefineHandler.java:58)
  |         at com.sun.facelets.tag.ui.CompositionHandler.apply(CompositionHandler.java:128)
  |         at com.sun.facelets.impl.DefaultFaceletContext$TemplateManager.apply(DefaultFaceletContext.java:306)
  |         at com.sun.facelets.impl.DefaultFaceletContext.includeDefinition(DefaultFaceletContext.java:279)
  |         at com.sun.facelets.tag.ui.InsertHandler.apply(InsertHandler.java:68)
  |         at com.sun.facelets.tag.CompositeFaceletHandler.apply(CompositeFaceletHandler.java:47)
  |         at com.sun.facelets.compiler.NamespaceHandler.apply(NamespaceHandler.java:49)
  |         at com.sun.facelets.tag.CompositeFaceletHandler.apply(CompositeFaceletHandler.java:47)
  |         at com.sun.facelets.compiler.EncodingHandler.apply(EncodingHandler.java:25)
  |         at com.sun.facelets.impl.DefaultFacelet.include(DefaultFacelet.java:248)
  |         at com.sun.facelets.impl.DefaultFacelet.include(DefaultFacelet.java:294)
  |         at com.sun.facelets.impl.DefaultFacelet.include(DefaultFacelet.java:273)
  |         at com.sun.facelets.impl.DefaultFaceletContext.includeFacelet(DefaultFaceletContext.java:143)
  |         at com.sun.facelets.tag.ui.CompositionHandler.apply(CompositionHandler.java:113)
  |         at com.sun.facelets.compiler.NamespaceHandler.apply(NamespaceHandler.java:49)
  |         at com.sun.facelets.compiler.EncodingHandler.apply(EncodingHandler.java:25)
  |         at com.sun.facelets.impl.DefaultFacelet.apply(DefaultFacelet.java:95)
  |         at com.sun.facelets.FaceletViewHandler.buildView(FaceletViewHandler.java:510)
  |         at com.sun.facelets.FaceletViewHandler.renderView(FaceletViewHandler.java:553)
  |         at org.apache.myfaces.lifecycle.LifecycleImpl.render(LifecycleImpl.java:384)
  |         at javax.faces.webapp.FacesServlet.service(FacesServlet.java:138)
  |         at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:252)
  |         at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
  |         at org.jboss.seam.servlet.SeamExceptionFilter.doFilter(SeamExceptionFilter.java:46)
  |         at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202)
  |         at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
  |         at org.jboss.seam.servlet.SeamRedirectFilter.doFilter(SeamRedirectFilter.java:32)
  |         at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202)
  |         at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
  |         at org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:96)
  |         at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202)
  |         at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
  |         at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:213)
  |         at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:178)
  |         at org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(SecurityAssociationValve.java:175)
  |         at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:524)
  |         at org.jboss.web.tomcat.security.JaccContextValve.invoke(JaccContextValve.java:74)
  |         at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:126)
  |         at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:105)
  |         at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:107)
  |         at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:148)
  |         at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:869)
  |         at org.apache.coyote.http11.Http11BaseProtocol$Http11ConnectionHandler.processConnection(Http11BaseProtocol.java:664)
  |         at org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint.java:527)
  |         at org.apache.tomcat.util.net.MasterSlaveWorkerThread.run(MasterSlaveWorkerThread.java:112)
  |         at java.lang.Thread.run(Thread.java:595)
  | Caused by: javax.el.ELException: Error Parsing: #{trialManager.elTest(elHelper.manager)}
  |         at com.sun.el.lang.ExpressionBuilder.createNodeInternal(ExpressionBuilder.java:140)
  |         at com.sun.el.lang.ExpressionBuilder.build(ExpressionBuilder.java:157)
  |         at com.sun.el.lang.ExpressionBuilder.createValueExpression(ExpressionBuilder.java:201)
  |         at com.sun.el.ExpressionFactoryImpl.createValueExpression(ExpressionFactoryImpl.java:74)
  |         at org.jboss.seam.ui.facelet.SeamExpressionFactory.createValueExpression(SeamExpressionFactory.java:105)
  |         at com.sun.facelets.tag.TagAttribute.getValueExpression(TagAttribute.java:256)
  |         ... 54 more
  | Caused by: com.sun.el.parser.ParseException: Encountered "(" at line 1, column 22.
  | Was expecting one of:
  |     "}" ...
  |     "." ...
  |     "[" ...
  |     ">" ...
  |     "gt" ...
  |     "<" ...
  |     "lt" ...
  |     ">=" ...
  |     "ge" ...
  |     "<=" ...
  |     "le" ...
  |     "==" ...
  |     "eq" ...
  |     "!=" ...
  |     "ne" ...
  |     "&&" ...
  |     "and" ...
  |     "||" ...
  |     "or" ...
  |     "*" ...
  |     "+" ...
  |     "-" ...
  |     "?" ...
  |     "/" ...
  |     "div" ...
  |     "%" ...
  |     "mod" ...
  | 
  |         at com.sun.el.parser.ELParser.generateParseException(ELParser.java:1651)
  |         at com.sun.el.parser.ELParser.jj_consume_token(ELParser.java:1531)
  |         at com.sun.el.parser.ELParser.DeferredExpression(ELParser.java:134)
  |         at com.sun.el.parser.ELParser.CompositeExpression(ELParser.java:61)
  |         at com.sun.el.lang.ExpressionBuilder.createNodeInternal(ExpressionBuilder.java:103)
  |         ... 59 more

By the way: following code DOES work:


  | <h:form id="elManager">
  | <h:commandButton action="#{trialManager.elTest(elHelper.manager)}"
  | 				value="Los" /></h:form>

I absolutely do not understand. Thank you for helping.

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