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From Mark Thomas <ma...@apache.org>
Subject Re: Scripting variable is not generated
Date Wed, 14 Sep 2005 06:08:49 GMT
Have a look at http://issues.apache.org/bugzilla/show_bug.cgi?id=21390 
and http://issues.apache.org/bugzilla/show_bug.cgi?id=23425

Mark

Wei Zhao wrote:
> I am migrating some code from tomcat 4.* to 5.5.
> However, I got some compilation error regarding the
> scripting variable from taglib.
> 
> This is the definition of the scripting variable in
> TEI file:
> 
> VariableInfo vSystemName = new VariableInfo(
> "SystemName",
>            	"String",
>            	true,
>            	VariableInfo.AT_END
>    	);
> 
> This is how this tag is used in the JSP page:
> 
> If( some condition )
> {
> 	<system:getSystemName/>
> 	<%=SystemName%>
> }
> else
> {
> 	<system:getSystemName/>
> 	<%=SystemName%>
> }
> 
> But a got a Java compilation error saying the second
> SystemName cannot be resolved.
> I looked into the generated java code and it seems
> that only one SystemName is declared which is within
> the “if” and not visible in the “else”.  If I
> remove the “system:getSystemName” inside if,
> “SystemName” is now declared inside “else”. 
> 
> This works differently from Tomcat 4.* which always
> generate the declaration of the “SystemName” in
> above case. And I don’t think it’s consistent with
> the spec. The variable is defined as “AT_END”
> scope and “declare” is set to true. So it should
> always be declared or a lot of existing code will be
> broken.
> 
> Any thoughts? Did I miss anything?
> 
> Thanks
> 
> Wei
> 
> 
> 
> 
> 		
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