Hi, PDFAExtensionSchema is meant as a start for PDF/A-1 Extension Schema Container Schema.
BR Maruan Sahyoun Am 09.04.2014 um 10:20 schrieb Jochen Staerk <[email protected]>: > -----BEGIN PGP SIGNED MESSAGE----- > Hash: SHA1 > > Hi, > > I am trying to support a standard which adds information in the RDF > metadata. This can relatively easily be implemented by subclassing > XMPBasicSchema. > > Now the standard is PDF/A3 based and therefore I have to describe the > changed (as defined in 6.6.2.3.2 of the PDF/A standard) using > PDFA3-Extension Schema which is hard: > > So I have to add the following structure: > +--bag > +--rdf:li > +--some text node (multiple) > +--property node > +--rdf:Seq > +--rdf:li (multiple) attribute node > +--some text node (multiple) > > Which base class should I use? Which functions can I use? I tried > XMPSchemaBasic again but this time I need > not only sequences with attributes (which would work because > addSequenceValue accepts "Elementable") but I need a bag with a > sequences with attributes and addBagValue seems to support only String? > > This is an example of a pdfa Extension schema: > > > <rdf:Description rdf:about="" > xmlns:pdfaExtension="http://www.aiim.org/pdfa/ns/extension/"; > xmlns:pdfaSchema="http://www.aiim.org/pdfa/ns/schema#"; > xmlns:pdfaProperty="http://www.aiim.org/pdfa/ns/property#";> > <pdfaExtension:schemas> > <rdf:Bag> > <rdf:li rdf:parseType="Resource"> > <pdfaSchema:schema> Schema name</pdfaSchema:schema> > > <pdfaSchema:namespaceURI>urn:xxxx:pdfa:xxxxx:yy#</pdfaSchema:namespaceURI> > <pdfaSchema:prefix>xy</pdfaSchema:prefix> > <pdfaSchema:property> > <rdf:Seq> > <rdf:li rdf:parseType="Resource"> > > <pdfaProperty:name>AttributeName</pdfaProperty:name> > > <pdfaProperty:valueType>Text</pdfaProperty:valueType> > > <pdfaProperty:category>external</pdfaProperty:category> > <pdfaProperty:description>description of > name</pdfaProperty:description> > </rdf:li> > <rdf:li rdf:parseType="Resource"> > <pdfaProperty:name>Type</pdfaProperty:name> > > <pdfaProperty:valueType>Text</pdfaProperty:valueType> > > <pdfaProperty:category>external</pdfaProperty:category> > > <pdfaProperty:description>sometype</pdfaProperty:description> > </rdf:li> > </rdf:Seq> > </pdfaSchema:property> > </rdf:li> > </rdf:Bag> > </pdfaExtension:schemas> > > > Thanks and kind regards > Jochen > - -- > mit freundlichen Grüßen > Jochen Stärk > > www.usegroup.de (home office) > Albigerstr. 22 Huswertstraße 14 > 55232 Alzey 60435 Frankfurt > Tel: (069)569940-20 Fax: (069)569940-19 > Mobil: (0177)4512645 > -----BEGIN PGP SIGNATURE----- > Version: GnuPG v1.4.11 (GNU/Linux) > Comment: Using GnuPG with Thunderbird - http://www.enigmail.net/ > > iEYEARECAAYFAlNFArYACgkQfLcVSLWWZqNAfACfejI6l1EKp4RsKdwrdHRuOfaB > hRsAn3iwKVKg8nAjGfP+kCWTQ31bor9O > =sL4j > -----END PGP SIGNATURE-----
