Hristo,
I would try use intValue() which is a method of java.lang.Long (right out of
the J2SE docs... I think this is more of a general Java question than
Jelly/Jexl.). So try:
end="${currentKey.count.intValue()-1}"
Hope this works.
Otto
----- Original Message -----
From: "Hristo Stoyanov" <[EMAIL PROTECTED]>
To: <[EMAIL PROTECTED]>
Sent: Monday, September 30, 2002 8:04 PM
Subject: [jelly][Jexl] Integer type coersion issues
> Hi all-,
> I have the following piece of Jelly script:
> ------------------------------------
> <j:forEach
> var="childKeyIndex"
> begin="0"
> end="${currentKey.count-1}">
> ....
> </j:forEach>
> ------------------------------------
>
> The problem is that even though 'currentKey.count'
> is "int", I actually get "java.lang.Long" for
> the 'end' loop attribute and Jelly complains:
> ----------------------------------------------
> WARNING: Cannot call method: setEnd as I cannot
> convert: -1 of type: java.lang.L
> ong into type: int
> Exception in thread "main"
> org.apache.commons.jelly.JellyException: Cannot call
> method: setEnd on tag of type:
> org.apache.commons.jelly.tags.core.ForEachTag wit
> h value: -1 of type: java.lang.Long. Exception:
> java.lang.IllegalArgumentExcepti
> on: argument type mismatch File:
> jar:file:/C:/imark/objecttree/dist/imexp30.jar!
> /imexp30.xml At tag <j:forEach>: line: 153 column: 79
> at
> org.apache.commons.jelly.impl.TagScript.createJellyException(TagScrip
> t.java:475)
> at
> org.apache.commons.jelly.impl.BeanTagScript.run(BeanTagScript.java:17
> 1)
> at
> org.apache.commons.jelly.impl.ScriptBlock.run(ScriptBlock.java:134)
> at
> org.apache.commons.jelly.TagSupport.invokeBody(TagSupport.java:190)
> at
> org.apache.commons.jelly.impl.StaticTag.doTag(StaticTag.java:111)
> at
> org.apache.commons.jelly.impl.StaticTagScript.run(StaticTagScript.jav
> a:137)
> ----------------------------------------------
>
>
> Is this explained int he docs and where?
>
> Thanks
> Hristo
>
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