Re: [bdbxml] hasNext() fails on an empty result

George Feinberg <[email protected]> Fri, 12 Aug 2005 09:16:19 -0400
Newsgroups gmane.comp.db.dbxml.general
Message-ID <[email protected]>
> Hi all,
>
> in my java code i get the following exceptions when i call hasNext 
> () on a XMLResult object that is returned from a query:
>
> com.sleepycat.dbxml.XmlException: Uncaught exception from C++ API:  
> Unknown error, errcode = INTERNAL_ERROR
>   at com.sleepycat.dbxml.dbxml_javaJNI.XmlResults_hasNext(Native  
> Method)
>     at com.sleepycat.dbxml.XmlResults.hasNext(XmlResults.java:49)
>
>
> The query is well formed but it (intentionally) returns 0 objects.
>
> Is this behaviour a bug or a feature?

That sort of exception is never a feature.

What version of BDB XML are you using, and platform?
Is this on all empty query results?  A simple test program is often
helpful, in case there is something subtle going on.

Regards,

George



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