[Helma-user] Bug with getOrderedView ?

[Jonathan Puckey]

Hi Hannes,
Thanks for the quick fix!
I built helma_1_5 from the CVS and my webhost is replacing helma.jar  
this weekend.
greetings,
Jonathan

> Hi Jonathan,
>
> thanks for the report. Unfortunately, floats and integer sometimes get
> mixed up in Rhino/Helma for various reasons. I just committed a patch
> to Helma CVS (both HEAD and helma_1_5) that should fix the problem.
> Let me know if you need help building from CVS, alternatively you can
> wait for new snapshows to appear at
> <http://adele.helma.org/download/helma/nightly/>.
>
> hannes
>
> 2006/12/1, Jonathan Puckey <me at jonathanpuckey.com>:
>> Hey guys,
>>
>> I'm working on website ( http://smba.webtic.nl:8888/smba/ ) and I'm
>> getting some exceptions every now and again.. I need to launch soon,
>> but can't with these going on : (
>>
>> here are few (example of a full exception at the bottom of this  
>> mail):
>> JavaException: java.lang.ClassCastException: uncomparable values 62.0
>> (5) : 357(4)
>> JavaException: java.lang.ClassCastException: uncomparable values 81
>> (4) : 55.0(5)
>> JavaException: java.lang.ClassCastException: uncomparable values 63.0
>> (5) : 65(4)
>>
>> It happens when I call the following function:
>> function orderWords(){
>>         res.data.words = res.data.words.getOrderedView("occurrence
>> desc").list();
>> }
>>
>> It looks like it's seeing one of the values as an Integer and the
>> other as a Float.. But the values are coming from the same database
>> column, and when I save the value that it's ordering on, I'm making
>> sure that it's an integer:  word.occurrence = parseInt(k);
>>
>> res.data.words is a hopobject that I'm adding a number of objects (of
>> the same type) to:
>> if(b.length!=oldl) res.data.words.add(o);
>>
>> I'm calling the orderWords function when I render my navigation
>> template (jstl):
>> <%= orderWords() %>
>>
>> Does anyone have any idea what could be wrong here?
>>
>> Thanks alot! -
>> Jonathan
>>
>> Full exception below:
>>
>> Template error in /data/web/sites/smba.nl/www/code/Root/nav.jstl,
>> line: 43, in <%= orderWords() %>: JavaException:
>> java.lang.ClassCastException: uncomparable values 62.0(5) : 357(4)
>> Stacktrace: java.lang.ClassCastException: uncomparable values 62.0
>> (5) : 357(4) at helma.objectmodel.db.Property.compareTo 
>> (Property.java:
>> 516) at helma.objectmodel.db.OrderedSubnodeList.compareNodes
>> (OrderedSubnodeList.java:345) at
>> helma.objectmodel.db.OrderedSubnodeList.determineNodePosition
>> (OrderedSubnodeList.java:275) at
>> helma.objectmodel.db.OrderedSubnodeList.sortIn
>> (OrderedSubnodeList.java:145) at
>> helma.objectmodel.db.OrderedSubnodeList.sortIn
>> (OrderedSubnodeList.java:199) at
>> helma.objectmodel.db.OrderedSubnodeList.(OrderedSubnodeList.java:63)
>> at helma.objectmodel.db.SubnodeList.getOrderedView(SubnodeList.java:
>> 116) at helma.scripting.rhino.HopObject.jsFunction_getOrderedView
>> (HopObject.java:1074) at inv52.invoke() at
>> org.mozilla.javascript.MemberBox.invoke(MemberBox.java:164) at
>> org.mozilla.javascript.FunctionObject.call(FunctionObject.java:452)
>> at org.mozilla.javascript.ScriptRuntime.call(ScriptRuntime.java:1442)
>> at org.mozilla.javascript.gen.c1745._c2(/data/web/sites/smba.nl/www/
>> code/Global/functions.js:29) at org.mozilla.javascript.gen.c1745.call
>> (/data/web/sites/smba.nl/www/code/Global/functions.js) at
>> org.mozilla.javascript.Interpreter.interpret(Interpreter.java:2646)
>> at org.mozilla.javascript.InterpretedFunction.call
>> (InterpretedFunction.java:57) at
>> org.mozilla.javascript.ScriptRuntime.call(ScriptRuntime.java:1442) at
>> org.mozilla.javascript.BaseFunction.applyOrCall(BaseFunction.java:
>> 501) at org.mozilla.javascript.BaseFunction.execMethod
>> (BaseFunction.java:205) at org.mozilla.javascript.IdFunction.call
>> (IdFunction.java:93) at org.mozilla.javascript.ScriptRuntime.call
>> (ScriptRuntime.java:1442) at org.mozilla.javascript.gen.c1750._c16(/
>> data/web/server/helma/modules/Global/Template.js:634) at
>> org.mozilla.javascript.gen.c1750.call(/data/web/server/helma/modules/
>> Global/Template.js) at org.mozilla.javascript.ScriptRuntime.call
>> (ScriptRuntime.java:1442) at org.mozilla.javascript.gen.c1725._c1(/
>> data/web/sites/smba.nl/www/code/Dictionary/functions.js:45) at
>> org.mozilla.javascript.gen.c1725.call(/data/web/sites/smba.nl/www/
>> code/Dictionary/functions.js) at
>> org.mozilla.javascript.ScriptRuntime.call(ScriptRuntime.java:1442) at
>> org.mozilla.javascript.gen.c1726._c1(/data/web/sites/smba.nl/www/ 
>> code/
>> Word/functions.js:29) at org.mozilla.javascript.gen.c1726.call(/data/
>> web/sites/smba.nl/www/code/Word/functions.js) at
>> helma.scripting.rhino.RhinoEngine.invoke(RhinoEngine.java:319) at
>> helma.framework.core.RequestEvaluator.run(RequestEvaluator.java:377)
>> at java.lang.Thread.run(Thread.java:595) (/data/web/server/helma/
>> modules/Global/Template.js#561)
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