Well, I opened a ticket with Oracle, and send them a testcase. They
determined that it is a bug with the parsing of EL expression on WebLogic
10.3.0 for Windows. Later versions are not affected.
Thank you for your help!
2011/8/31 Maurizio Cucchiara <mcucchi...@apache.org>
> IIRC some application server provide their "custom" implementation of
> the taglib library.
> Looks like a WebLogic issue, after all there is no reason it works on
> Linux (and also as you noticed, there is only one function declaration
> inside JsonPlugin.tld).
>
> Maurizio Cucchiara
>
>
>
> On 31 August 2011 06:04, JOSE L MARTINEZ-AVIAL <jlm...@gmail.com> wrote:
> > BTW, I just upgraded to Strus-2.2.3, and it fails too, but this time the
> > errors says Function 'json:serialize' specifies 6 params, but 1 were
> > declared.
> >
> > 2011/8/30 JOSE L MARTINEZ-AVIAL <jlm...@gmail.com>
> >
> >> It's strange. I remove the c:put, deploy the war, and it failed again.
> When
> >> I took a look at the java code generated by the JSP, and it has the
> >> following declaration
> >>
> >> static private weblogic.jsp.internal.jsp.JspFunctionMapper _jspx_fnmap =
> >> weblogic.jsp.internal.jsp.JspFunctionMapper.getInstance();
> >> static {_jspx_fnmap.mapFunction("json:serialize",
> >> org.apache.struts2.json.JSONUtil.class, "serialize", new Class[]{
> >> java.lang.Object .class , java.util.Collection .class ,
> java.util.Collection
> >> .class , boolean .class , boolean .class });
> >> }
> >>
> >> So it is creating a Function Mapper for json:serialize that receives 5
> >> arguments (Object, Collection, Collection, boolean, boolean). If one
> takes a
> >> look at the API(
> >>
> http://struts.apache.org/2.1.8/struts2-plugins/struts2-json-plugin/apidocs/org/apache/struts2/json/JSONUtil.html#method_summary
> ),
> >> the method serialize is overloaded, so there is a method that receives
> only
> >> an object(The one that is declared on the TLD), and another one that
> >> receives the same arguments defined on the JSP. It seems that the
> WebLogic
> >> is ignoring the TLD, and it is just using another method instead of the
> one
> >> indicated on the TLD, which is defined as follows
> >>
> >> [...]
> >> <function>
> >> <name>serialize</name>
> >>
> <function-class>org.apache.struts2.json.JSONUtil</function-class>
> >> <function-signature>
> >> java.lang.String serialize(java.lang.Object)
> >> </function-signature>
> >> </function>
> >> [...]
> >>
> >> Any idea of why it can behave that way? It's curious that on Linux it
> works
> >> fine, it only fails on Windows.
> >>
> >>
> >>
> >>
> >> 2011/8/30 Maurizio Cucchiara <mcucchi...@apache.org>
> >>
> >>> Also, you should verify against the latest version (2.2.3).
> >>> Again, IIRC there should be some similar trouble with the version you
> are
> >>> using.
> >>>
> >>> Maurizio Cucchiara
> >>>
> >>>
> >>>
> >>> On 30 August 2011 21:51, JOSE L MARTINEZ-AVIAL <jlm...@gmail.com>
> wrote:
> >>> > Hi,
> >>> >
> >>> > I'm using Struts 2.1.8, with plugin struts2-json-plugin-2.1.8.1.jar
> in
> >>> an
> >>> > application deployed on WebLogic 10.3 ovver RedHat. We've been using
> the
> >>> tag
> >>> > json:serialize without issue for months. But today we installed the
> same
> >>> > version of WebLogic over Windowx 7, and every time that tag is used,
> we
> >>> got
> >>> > that error:
> >>> >
> >>> > Function 'json:serialize' specifies 5 params, but 1 were declared
> >>> >
> >>> > The tag is used as follows:
> >>> >
> >>> > var boxContent = <c:out value="${json:serialize(myDataStore)}"
> >>> > escapeXml='false'/>;
> >>> >
> >>> > It is the same war we deployed (and it works) on our RedHat
> environment,
> >>> so
> >>> > I don't understand why is giving such error message. Any ideas?
> >>> >
> >>> > Thanks
> >>> >
> >>> > JL
> >>> >
> >>>
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> >>>
> >>
> >
>
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