Hi Patrick, I finally was able to tell the oaiprovider to deliver the metadata. The clue is to add an appropriate RELS-EXT datastream to every object. It must contain an <itemID> predicate.
It helped a lot to read the RDF Primer from W3C to be found here: http://www.w3.org/TR/rdf-primer/ --Jörg Knappen itat von "Yott, Patrick" <[email protected]>: > Has anybody else experienced this problem and would be willing to share > the solution? We are having the same problem at Northeastern and hope > somebody has some sage advice as to solving this problem. > Best, > > P > > Patrick M. Yott > Director, Library Technology Services > Northeastern University Libraries > 360 Huntington Ave, SL 322 > Boston, MA 02115 > 617.373.4194 > [email protected] > > > > > > > On 3/5/12 6:42 AM, "Jörg Knappen" <[email protected]> wrote: > >> I want to deliver metadata in another format than Dublin Core via OAI-PMH. >> >> For this purpose I installed the oaiprovider from the >> fedora-commons.org download page. However, it does not deliver any >> metadata yet, a typical request like >> >> lynx >> "http://localhost:8080/oaiprovider/?verb=ListRecords&metadataPrefix=oai_dc >> " >> >> get the answer >> >> 2012-03-05T11:29:13Z http://localhost:8080/oaiprovider/ no records >> match your selection criteria >> >> What's going wrong here? >> >> I have already gone through configuration and >> lynx "http://localhost:8080/oaiprovider/?verb=Identify >> works well. From the access logs I can see, that the oaiprovider >> regularly polls the identify service: >> >> 127.0.0.1 - - [05/Mar/2012:12:28:53 +0100] "GET >> /fedora/oai?verb=Identify HTTP/1.1" 200 1884 >> >> I have set the logfile level to debug and get the messages appended below >> in catalina.out. >> >> --Jörg Knappen >> >> DEBUG log messages: >> INFO 2012-03-05 12:40:54.785 [Thread-5] (FedoraOAIDriver) Current date >> reported by Fedora is 2012-03-05T11:40:54.785Z >> DEBUG 2012-03-05 12:40:54.789 [Thread-5] (FedoraOAIDriver) getTuples() >> called with query: >> select $set $setSpec $setName 'info:fedora/*/SetInfo.xml' >> subquery( select $diss >> from <#ri> >> where $set <http://www.openarchives.org/OAI/2.0/setSpec> $setSpec >> and $set <http://www.openarchives.org/OAI/2.0/setName> $setName >> and $set <info:fedora/fedora-system:def/view#disseminates> $diss >> and $diss <info:fedora/fedora-system:def/view#disseminationType> >> <info:fedora/*/SetInfo.xml> >> ) >> from <#ri>where $set <http://www.openarchives.org/OAI/2.0/setSpec> >> $setSpec >> and $set <http://www.openarchives.org/OAI/2.0/setName> $setName >> >> DEBUG 2012-03-05 12:40:54.795 [Thread-5] (FedoraOAIDriver) >> getCSVResults() called with query: >> select $item $itemID $date $state >> from <#ri> >> where $item <http://www.openarchives.org/OAI/2.0/itemID> >> $itemID >> and $item <info:fedora/fedora-system:def/model#state> $state >> and $item <info:fedora/fedora-system:def/view#disseminates> $diss >> and $diss <info:fedora/fedora-system:def/view#disseminationType> >> <info:fedora/*/DC> >> and $item <info:fedora/fedora-system:def/view#lastModifiedDate> >> $date >> and $date <http://mulgara.org/mulgara#after> >> '2012-03-05T11:38:54.547Z'^^<http://www.w3.org/2001/XMLSchema#dateTime> in >> <#xsd> >> and $date <http://mulgara.org/mulgara#before> >> '2012-03-05T11:40:54.786Z'^^<http://www.w3.org/2001/XMLSchema#dateTime> in >> <#xsd> >> order by $itemID asc >> DEBUG 2012-03-05 12:40:54.801 [Thread-5] (FedoraOAIDriver) Saving >> query results to disk... >> DEBUG 2012-03-05 12:40:54.801 [Thread-5] (FedoraOAIDriver) Done saving >> query results >> DEBUG 2012-03-05 12:40:54.801 [Thread-5] (FedoraOAIDriver) >> getCSVResults() called with query: >> select $itemID $setSpec >> from <#ri> >> where $item <http://www.openarchives.org/OAI/2.0/itemID> >> $itemID >> and $item <info:fedora/fedora-system:def/view#disseminates> $diss >> and $diss <info:fedora/fedora-system:def/view#disseminationType> >> <info:fedora/*/DC> >> and $item <info:fedora/fedora-system:def/view#lastModifiedDate> >> $date >> and $date <http://mulgara.org/mulgara#after> >> '2012-03-05T11:38:54.547Z'^^<http://www.w3.org/2001/XMLSchema#dateTime> in >> <#xsd> >> and $date <http://mulgara.org/mulgara#before> >> '2012-03-05T11:40:54.786Z'^^<http://www.w3.org/2001/XMLSchema#dateTime> in >> <#xsd> >> and $item >> <info:fedora/fedora-system:def/relations-external#isMemberOf> $set and >> $set <http://www.openarchives.org/OAI/2.0/setSpec> $setSpec >> order by $itemID asc >> DEBUG 2012-03-05 12:40:54.806 [Thread-5] (FedoraOAIDriver) Saving >> query results to disk... >> DEBUG 2012-03-05 12:40:54.806 [Thread-5] (FedoraOAIDriver) Done saving >> query results >> DEBUG 2012-03-05 12:40:54.806 [Thread-5] (FedoraOAIDriver) >> getCSVResults() called with query: >> select $itemID >> from <#ri> >> where $item <http://www.openarchives.org/OAI/2.0/itemID> >> $itemID >> and $item <info:fedora/fedora-system:def/view#disseminates> $diss_md >> and $diss_md <info:fedora/fedora-system:def/view#disseminationType> >> <info:fedora/*/DC> >> and $item <info:fedora/fedora-system:def/view#lastModifiedDate> >> $date >> and $date <http://mulgara.org/mulgara#after> >> '2012-03-05T11:38:54.547Z'^^<http://www.w3.org/2001/XMLSchema#dateTime> in >> <#xsd> >> and $date <http://mulgara.org/mulgara#before> >> '2012-03-05T11:40:54.786Z'^^<http://www.w3.org/2001/XMLSchema#dateTime> in >> <#xsd> >> and $item <info:fedora/fedora-system:def/view#disseminates> $diss_about >> and $diss_about <info:fedora/fedora-system:def/view#disseminationType> >> <info:fedora/*/about_oai_dc> >> order by $itemID asc >> DEBUG 2012-03-05 12:40:54.812 [Thread-5] (FedoraOAIDriver) Saving >> query results to disk... >> DEBUG 2012-03-05 12:40:54.812 [Thread-5] (FedoraOAIDriver) Done saving >> query results >> DEBUG 2012-03-05 12:40:54.812 [Thread-5] (FedoraOAIDriver) >> getCSVResults() called with query: >> select $item $itemID $date $state >> from <#ri> >> where $item <http://www.openarchives.org/OAI/2.0/itemID> >> $itemID >> and $item <info:fedora/fedora-system:def/model#state> $state >> and $item <info:fedora/fedora-system:def/view#disseminates> $diss >> and $diss <info:fedora/fedora-system:def/view#disseminationType> >> <info:fedora/*/CMDI> >> and $item <info:fedora/fedora-system:def/view#lastModifiedDate> >> $date >> and $date <http://mulgara.org/mulgara#after> >> '2012-03-05T11:38:54.547Z'^^<http://www.w3.org/2001/XMLSchema#dateTime> in >> <#xsd> >> and $date <http://mulgara.org/mulgara#before> >> '2012-03-05T11:40:54.786Z'^^<http://www.w3.org/2001/XMLSchema#dateTime> in >> <#xsd> >> order by $itemID asc >> DEBUG 2012-03-05 12:40:54.817 [Thread-5] (FedoraOAIDriver) Saving >> query results to disk... >> DEBUG 2012-03-05 12:40:54.817 [Thread-5] (FedoraOAIDriver) Done saving >> query results >> DEBUG 2012-03-05 12:40:54.817 [Thread-5] (FedoraOAIDriver) >> getCSVResults() called with query: >> select $itemID $setSpec >> from <#ri> >> where $item <http://www.openarchives.org/OAI/2.0/itemID> >> $itemID >> and $item <info:fedora/fedora-system:def/view#disseminates> $diss >> and $diss <info:fedora/fedora-system:def/view#disseminationType> >> <info:fedora/*/CMDI> >> and $item <info:fedora/fedora-system:def/view#lastModifiedDate> >> $date >> and $date <http://mulgara.org/mulgara#after> >> '2012-03-05T11:38:54.547Z'^^<http://www.w3.org/2001/XMLSchema#dateTime> in >> <#xsd> >> and $date <http://mulgara.org/mulgara#before> >> '2012-03-05T11:40:54.786Z'^^<http://www.w3.org/2001/XMLSchema#dateTime> in >> <#xsd> >> and $item >> <info:fedora/fedora-system:def/relations-external#isMemberOf> $set and >> $set <http://www.openarchives.org/OAI/2.0/setSpec> $setSpec >> order by $itemID asc >> DEBUG 2012-03-05 12:40:54.822 [Thread-5] (FedoraOAIDriver) Saving >> query results to disk... >> DEBUG 2012-03-05 12:40:54.822 [Thread-5] (FedoraOAIDriver) Done saving >> query results >> DEBUG 2012-03-05 12:40:54.823 [Thread-5] (FedoraOAIDriver) >> getCSVResults() called with query: >> select $itemID >> from <#ri> >> where $item <http://www.openarchives.org/OAI/2.0/itemID> >> $itemID >> and $item <info:fedora/fedora-system:def/view#disseminates> $diss_md >> and $diss_md <info:fedora/fedora-system:def/view#disseminationType> >> <info:fedora/*/CMDI> >> and $item <info:fedora/fedora-system:def/view#lastModifiedDate> >> $date >> and $date <http://mulgara.org/mulgara#after> >> '2012-03-05T11:38:54.547Z'^^<http://www.w3.org/2001/XMLSchema#dateTime> in >> <#xsd> >> and $date <http://mulgara.org/mulgara#before> >> '2012-03-05T11:40:54.786Z'^^<http://www.w3.org/2001/XMLSchema#dateTime> in >> <#xsd> >> and $item <info:fedora/fedora-system:def/view#disseminates> $diss_about >> and $diss_about <info:fedora/fedora-system:def/view#disseminationType> >> <info:fedora/*/about_cmdi> >> order by $itemID asc >> DEBUG 2012-03-05 12:40:54.828 [Thread-5] (FedoraOAIDriver) Saving >> query results to disk... >> DEBUG 2012-03-05 12:40:54.828 [Thread-5] (FedoraOAIDriver) Done saving >> query results >> >> >> >> >> >> -------------------------------------------------------------------------- >> ---- >> Try before you buy = See our experts in action! >> The most comprehensive online learning library for Microsoft developers >> is just $99.99! 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