Don, spaces are not allowed in URIs. buildURI will replace spaces
with underscores:
LET (?aname := "file:///a name") .
LET (?auri := smf:buildURI ("{?1}", ?aname))
will create the string "file:///a_name". Maybe the URI is being
constructed elsewhere?
-- Scott
On Oct 16, 1:01 pm, donundeen <[EMAIL PROTECTED]> wrote:
> yes that is odd about the space at the end.
>
> What I had done was, after importing the xml file, subdivided the
> PARAM (created from the PARAM element in my xml) class into a bunch of
> subclasses, based on the string value of a particular sub-element.
> I used the buildURI function to create the new class names, so I would
> assume all those constructed URIs would be valid. and seeing lines
> like:
> <rdf:type rdf:resource="file:///MCNProject2/
> MediaBinSample.xml#PARAMObject_Credit Line"/>
> in my rdf file implies they are (or are they? Am I allowed that space
> before "Line" ? if not, why wouldn't buildURI fix it, or am I
> misinterpreting that functions use?).
> But when the namespaces were generated, the space appears.
>
> On Oct 16, 1:46 pm, Holger Knublauch <[EMAIL PROTECTED]> wrote:
>
> > Ah, this clarifies it. TBC will actually prepend the namespace prefix
> > declarations to your SPARQL queries so that you don't need to type
> > them in manually. Apparently this algorithm should be more tolerant
> > against the kind of namespaces that you have in your file. On the
> > other hand, the bug seems to be somewhere else, because the namespaces
> > end with a space character, which is invalid anyhow.
>
> > Holger
>
> > On Oct 16, 2008, at 10:36 AM, donundeen wrote:
>
> > > interesting, check this out.
> > > Here's the top part of my ontology file:
>
> > > <?xml version="1.0"?>
> > > <rdf:RDF
> > > xmlns:j.0="file:///MCNProject2/MediaBinSample.xml#PARAMObject_Sort
> > > "
> > > xmlns:sxml="http://topbraid.org/sxml#";
> > > xmlns:j.1="http://metmuseum.org/ontologies/xmlHelp/";
> > > xmlns:j.2="file:///MCNProject2/sargent.xml#marc:"
> > > xmlns:j.4="file:///MCNProject2/MediaBinSample.xml#PARAMObject_Date
> > > "
> > > xmlns:j.3="file:///MCNProject2/sargent.xml#"
> > > xmlns:j.5="file:///MCNProject2/MediaBinSample.xml#PARAMObject_TMS
> > > "
> > > xmlns:j.6="file:///MCNProject2/MediaBinSample.xml#PARAMImage
> > > Rights_TMS Object Rights Entered "
> > > xmlns:j.7="file:///MCNProject2/MediaBinSample.xml#PARAMOriginal
> > > File "
> > > xmlns:j.8="file:///MCNProject2/MediaBinSample.xml#PARAMLayer Setup
> > > "
> > > xmlns:j.9="file:///MCNProject2/MediaBinSample.xml#PARAMPhotoshop "
> > > xmlns:j.10="file:///MCNProject2/
> > > MediaBinSample.xml#PARAMObject_Credit "
> > > xmlns:j.11="file:///MCNProject2/MediaBinSample.xml#PARAMAsset "
> > > xmlns:xsd="http://www.w3.org/2001/XMLSchema#";
> > > xmlns:j.12="http://www.owl-ontologies.com/file1.owl#";
> > > xmlns:j.13="file:///MCNProject2/
> > > MediaBinSample.xml#PARAMObject_Composite "
> > > xmlns:owl="http://www.w3.org/2002/07/owl#";
> > > xmlns:rdfs="http://www.w3.org/2000/01/rdf-schema#";
> > > xmlns:composite="http://www.topbraid.org/2007/05/composite.owl#";
> > > xmlns:j.14="file:///MCNProject2/MediaBinSample.xml#PARAMInsertion
> > > "
> > > xmlns:j.15="file:///MCNProject2/MediaBinSample.xml#"
> > > xmlns="http://www.owl-ontologies.com/MCNProject2#";
> > > xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#";
> > > xmlns:j.16="file:///MCNProject2/MediaBinSample.xml#PARAMForward
> > > Setup "
> > > xmlns:j.17="file:///MCNProject2/
> > > MediaBinSample.xml#PARAMImage_Archival CD "
> > > xmlns:j.18="file:///MCNProject2/
> > > MediaBinSample.xml#PARAMObject_Object "
> > > xmlns:j.19="file:///MCNProject2/MediaBinSample.xml#PARAMObject_TMS
> > > Object Package "
> > > xml:base="http://www.owl-ontologies.com/MCNProject2"; >
>
> > > those are the j.n prefixes I was talking about in another post.
>
> > > when I load the file, I get the following error in the console:
>
> > > WARNING:http://www.owl-ontologies.com/MCNProject2(line30column 57):
> > > {W124} Non-ascii characters in a namespace URI may not be completely
> > > portable: (file:///MCNProject2/MEdiaBinSample.xml#PARAMObject_TMS
> > > Object Package >. Resulting RDF URI refences are legal.
>
> > > Since I didn't want those prefixes anyways, I removed them and
> > > reloaded the file.
> > > No more warning messages, and I'm not getting the cryptic SPARQL error
> > > messages either.
>
> > > it's definitely odd that the above syntax problem would reveal itself
> > > in the form of a SPARQL syntax error message. I'd rather the file fail
> > > to load, with a relevant message, than load a file that leads to such
> > > behaviour.
>
> > > On Oct 16, 12:22 pm, Scott Henninger <[EMAIL PROTECTED]>
> > > wrote:
> > >> OK. An example would be helpfu. And if the issue only occurs for
> > >> some
> > >> files, I'm guessing it has to do with URIs of resources. So an
> > >> example of an offending ontology would be helpful as well.
> > >> -- Scott
>
> > >> On Oct 16, 11:05 am, donundeen <[EMAIL PROTECTED]> wrote:
>
> > >>> sorry, I don't know how that blank line slipped into my example, but
> > >>> this error occurs with ANY otherwise-valid query I write, but only
> > >>> with certain ontologies open.
>
> > >>> and it's not an "Encounted EOF" error, it's:
> > >>> 'Encountered "<" at line 0, column 13. was expecting:
> > >>> <IRIref> ...'
>
> > >>> always line 0, column 13.
>
> > >>> On Oct 16, 11:59 am, Scott Henninger <[EMAIL PROTECTED]>
> > >>> wrote:
>
> > >>>> Don; The SPARQL tab does not allow a blank line in the query. For
> > >>>> this query it would be "Encountered <EOF> at line 6..."
> > >>>> -- Scott
>
> > >>>> On Oct 15, 3:01 pm, donundeen <[EMAIL PROTECTED]> wrote:
>
> > >>>>> 'Encountered "<" at line 0, column 13. was expecting:
> > >>>>> <IRIref> ...'
>
> > >>>>> I'm getting this error, and a greyed-out 'execute query' button
> > >>>>> in my
> > >>>>> SPARQL query window.
>
> > >>>>> this happens with any query, such as
> > >>>>> CONSTRUCT{
> > >>>>> ?subj ?pred ?obj .
> > >>>>> }
> > >>>>> WHERE
> > >>>>> {
> > >>>>> ?subj ?pred ?obj .
>
> > >>>>> }
>
> > >>>>> but this only happens with certain ontologies loaded.
>
> > >>>>> any ideas?
>
> > >>>>> thanks!
> > >>>>> don
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