W3C home > Mailing lists > Public > public-rdf-tap@w3.org > August 2003

Re: SuperClass & SubClass

From: Rob McCool <robm@robm.com>
Date: Mon, 11 Aug 2003 13:32:44 -0700
To: "Richard H. McCullough" <rhm@cdepot.net>
Cc: public-rdf-tap@w3.org, KR-language <KR-language@YahooGroups.com>
Message-ID: <20030811133244.C15140@flapjack.stanford.edu>

> I think there are two unresolved issues.
> 
> 1. The results are different.  If this is due to some bugs in the
> SuperClass/SubClass processing on the "old" tap server,
> which no longer occur on the "new" panic server, you may
> just want to ignore the differences.  Likewise, if the differences
> are due to "missing" type & subClassOf links on the "old"
> tap server which have been added on the "new" panic server,
> you may want to ignore them.

I think the best thing would be for me to upgrade tap.stanford.edu; it's
overdue.

> 2. The "Property" crash on the panic server appears to be
> a bug caused by trying to process a nonexistent "PropertyType"
> class.  You may want to add some error recovery for this
> situation.  I just reran this case to double check what's happening.
> Here are the results.
> ke$ PropertyType isg ?;
> # INFO: GetData: kbdata = http://panic.stanford.edu/data/
> # INFO: GetData: subject = http://tap.stanford.edu/data/PropertyType
> # INFO: GetData: predicate = subClassOf
> # INFO: GetData: flags =
> inverse=yes,includeSubClasses=yes,includeSuperClasses=y
> es
> Exception in thread "main" java.lang.OutOfMemoryError
> ke$ ? has name = PropertyType;
> # INFO: GetResource: kbdata = http://panic.stanford.edu/data/
> # INFO: GetResource: genus = Resource
> # INFO: GetResource: value  = PropertyType
> # INFO: GetResource: count = 0
> ke$

Hmm. Okay, I'll take a look.
Received on Monday, 11 August 2003 16:32:53 GMT

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