Rob, did you figure this one out yet?
sean
On Thu, 24 Mar 2005 16:47:42 -0500, Rob Decker <[EMAIL PROTECTED]> wrote:
>
> When I have an empty tree:
>
> treebacker.getTreeData {
> return new TreeNodeBase("branch", "root", "0", true);
> }
>
> I get this exception:
>
> [24 Mar 2005 16:42:46,806] ERROR <org.apache.myfaces.el.ValueBindingImpl ->
> ValueBindingImpl.java:457> [Thread-17] -
> Cannot get value for expression '#{treeBacker.treeData}'
> javax.faces.el.ReferenceSyntaxException: Cannot convert index to int for base
> com.gsk.scmm.vis.test.TreeBacker and index treeData
> at org.apache.myfaces.el.ELParserHelper.coerceToIntegerWrapper
> (ELParserHelper.java:418)
> at org.apache.myfaces.el.ELParserHelper.toIndex(ELParserHelper.java:440)
> at org.apache.myfaces.el.ELParserHelper$MyPropertySuffix.evaluate
> (ELParserHelper.java:541)
> at org.apache.commons.el.ComplexValue.evaluate(ComplexValue.java:145)
> at
> org.apache.myfaces.el.ValueBindingImpl.getValue(ValueBindingImpl.java:441)
> at
> org.apache.myfaces.custom.tree2.UITreeData.getValue(UITreeData.java:229)
> at org.apache.myfaces.custom.tree2.HtmlTreeRenderer.encodeChildren
> (HtmlTreeRenderer.java:160)
> at javax.faces.component.UIComponentBase.encodeChildren
> (UIComponentBase.java:320)
>
> Can there be a way to say 'There are no items', i.e. a custom message instead?
>
> --
> Rob
>
> @objectsource.org
>
>
