W3C home > Mailing lists > Public > public-wai-ert@w3.org > April 2008

"Representing Content in RDF" new draft

From: Johannes Koch <johannes.koch@fit.fraunhofer.de>
Date: Fri, 25 Apr 2008 12:25:44 +0200
Message-ID: <4811B1A8.8090707@fit.fraunhofer.de>
To: ERT WG <public-wai-ert@w3.org>
Hi group,

please find attached an updated draft for "Representing Content in RDF" 
and an updated schema.

-- 
Johannes Koch
BIKA Web Compliance Center - Fraunhofer FIT
Schloss Birlinghoven, D-53757 Sankt Augustin, Germany
Phone: +49-2241-142628    Fax: +49-2241-142065

<rdf:RDF
    xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
    xmlns:owl="http://www.w3.org/2002/07/owl#"
    xmlns="http://www.w3.org/2007/content#"
    xmlns:xsd="http://www.w3.org/2001/XMLSchema#"
    xmlns:rdfs="http://www.w3.org/2000/01/rdf-schema#"
    xml:base="http://www.w3.org/2007/content">
  <owl:Ontology rdf:about="">
    <owl:versionInfo rdf:datatype="http://www.w3.org/2001/XMLSchema#string"
    >Copyright © 2008 World Wide Web Consortium</owl:versionInfo>
  </owl:Ontology>

  <!-- Classes -->
  <rdfs:Class rdf:ID="Base64Content">
    <rdfs:subClassOf>
      <owl:Restriction>
        <owl:cardinality rdf:datatype="http://www.w3.org/2001/XMLSchema#int"
        >1</owl:cardinality>
        <owl:onProperty>
          <rdf:Property rdf:ID="bytes"/>
        </owl:onProperty>
      </owl:Restriction>
    </rdfs:subClassOf>
    <rdfs:subClassOf>
      <owl:Restriction>
        <owl:onProperty>
          <rdf:Property rdf:about="#characterEncoding"/>
        </owl:onProperty>
        <owl:maxCardinality rdf:datatype="http://www.w3.org/2001/XMLSchema#int"
        >1</owl:maxCardinality>
      </owl:Restriction>
    </rdfs:subClassOf>
    <rdfs:label xml:lang="en">Base64 content</rdfs:label>
    <rdfs:comment xml:lang="en">The base64 encoded content (can be used for all types of content)</rdfs:comment>
    <rdfs:subClassOf rdf:resource="#Content"/>
  </rdfs:Class>

  <rdfs:Class rdf:about="#Content">
    <rdfs:label xml:lang="en">Content</rdfs:label>
    <rdfs:comment xml:lang="en">The message body content</rdfs:comment>
  </rdfs:Class>

  <rdfs:Class rdf:ID="DoctypeDecl">
    <rdfs:label xml:lang="en">Document type declaration</rdfs:label>
    <rdfs:comment xml:lang="en">The document type declaration</rdfs:comment>
    <rdfs:subClassOf>
      <owl:Restriction>
        <owl:onProperty>
          <rdf:Property rdf:about="#doctypeName"/>
        </owl:onProperty>
        <owl:cardinality rdf:datatype="http://www.w3.org/2001/XMLSchema#int"
        >1</owl:cardinality>
      </owl:Restriction>
    </rdfs:subClassOf>
    <rdfs:subClassOf>
      <owl:Restriction>
        <owl:onProperty>
          <rdf:Property rdf:about="#internalSubset"/>
        </owl:onProperty>
        <owl:maxCardinality rdf:datatype="http://www.w3.org/2001/XMLSchema#int"
        >1</owl:maxCardinality>
      </owl:Restriction>
    </rdfs:subClassOf>
    <rdfs:subClassOf>
      <owl:Restriction>
        <owl:onProperty>
          <rdf:Property rdf:about="#publicId"/>
        </owl:onProperty>
        <owl:maxCardinality rdf:datatype="http://www.w3.org/2001/XMLSchema#int"
        >1</owl:maxCardinality>
      </owl:Restriction>
    </rdfs:subClassOf>
    <rdfs:subClassOf>
      <owl:Restriction>
        <owl:onProperty>
          <rdf:Property rdf:about="#systemId"/>
        </owl:onProperty>
        <owl:maxCardinality rdf:datatype="http://www.w3.org/2001/XMLSchema#int"
        >1</owl:maxCardinality>
      </owl:Restriction>
    </rdfs:subClassOf>
  </rdfs:Class>

  <rdfs:Class rdf:ID="TextContent">
    <rdfs:subClassOf>
      <owl:Restriction>
        <owl:cardinality rdf:datatype="http://www.w3.org/2001/XMLSchema#int"
        >1</owl:cardinality>
        <owl:onProperty>
          <rdf:Property rdf:about="#chars"/>
        </owl:onProperty>
      </owl:Restriction>
    </rdfs:subClassOf>
    <rdfs:subClassOf>
      <owl:Restriction>
        <owl:onProperty>
          <rdf:Property rdf:about="#characterEncoding"/>
        </owl:onProperty>
        <owl:maxCardinality rdf:datatype="http://www.w3.org/2001/XMLSchema#int"
        >1</owl:maxCardinality>
      </owl:Restriction>
    </rdfs:subClassOf>
    <rdfs:label xml:lang="en">Text content</rdfs:label>
    <rdfs:comment xml:lang="en">The text content (can be used for non-XML-wellformed text resources)</rdfs:comment>
    <rdfs:subClassOf rdf:resource="#Content"/>
  </rdfs:Class>

  <rdfs:Class rdf:ID="XMLContent">
    <rdfs:label xml:lang="en">XML content</rdfs:label>
    <rdfs:comment xml:lang="en">The XML content (can be used for XML-wellformed resource)</rdfs:comment>
    <rdfs:subClassOf rdf:resource="#Content"/>
    <rdfs:subClassOf>
      <owl:Restriction>
        <owl:onProperty>
          <rdf:Property rdf:about="#characterEncoding"/>
        </owl:onProperty>
        <owl:maxCardinality rdf:datatype="http://www.w3.org/2001/XMLSchema#int"
        >1</owl:maxCardinality>
      </owl:Restriction>
    </rdfs:subClassOf>
    <rdfs:subClassOf>
      <owl:Restriction>
        <owl:onProperty>
          <rdf:Property rdf:about="#xmlDecl"/>
        </owl:onProperty>
        <owl:maxCardinality rdf:datatype="http://www.w3.org/2001/XMLSchema#int"
        >1</owl:maxCardinality>
      </owl:Restriction>
    </rdfs:subClassOf>
    <rdfs:subClassOf>
      <owl:Restriction>
        <owl:onProperty>
          <rdf:Property rdf:about="#doctypeDecl"/>
        </owl:onProperty>
        <owl:maxCardinality rdf:datatype="http://www.w3.org/2001/XMLSchema#int"
        >1</owl:maxCardinality>
      </owl:Restriction>
    </rdfs:subClassOf>
    <rdfs:subClassOf>
      <owl:Restriction>
        <owl:onProperty>
          <rdf:Property rdf:about="#xmlLeadingMisc"/>
        </owl:onProperty>
        <owl:maxCardinality rdf:datatype="http://www.w3.org/2001/XMLSchema#int"
        >1</owl:maxCardinality>
      </owl:Restriction>
    </rdfs:subClassOf>
    <rdfs:subClassOf>
      <owl:Restriction>
        <owl:onProperty>
          <rdf:Property rdf:about="#xmlRest"/>
        </owl:onProperty>
        <owl:cardinality rdf:datatype="http://www.w3.org/2001/XMLSchema#int"
        >1</owl:cardinality>
      </owl:Restriction>
    </rdfs:subClassOf>
  </rdfs:Class>

  <rdfs:Class rdf:ID="XMLDecl">
    <rdfs:subClassOf>
      <owl:Restriction>
        <owl:cardinality rdf:datatype="http://www.w3.org/2001/XMLSchema#int"
        >1</owl:cardinality>
        <owl:onProperty>
          <rdf:Property rdf:about="#xmlVersion"/>
        </owl:onProperty>
      </owl:Restriction>
    </rdfs:subClassOf>
    <rdfs:comment xml:lang="en">The XML declaration</rdfs:comment>
    <rdfs:subClassOf>
      <owl:Restriction>
        <owl:onProperty>
          <rdf:Property rdf:about="#xmlEncoding"/>
        </owl:onProperty>
        <owl:maxCardinality rdf:datatype="http://www.w3.org/2001/XMLSchema#int"
        >1</owl:maxCardinality>
      </owl:Restriction>
    </rdfs:subClassOf>
    <rdfs:subClassOf>
      <owl:Restriction>
        <owl:onProperty>
          <rdf:Property rdf:about="#xmlStandalone"/>
        </owl:onProperty>
        <owl:maxCardinality rdf:datatype="http://www.w3.org/2001/XMLSchema#int"
        >1</owl:maxCardinality>
      </owl:Restriction>
    </rdfs:subClassOf>
    <rdfs:label xml:lang="en">XML declaration</rdfs:label>
  </rdfs:Class>

  <!-- Properties -->
  <rdf:Property rdf:about="#bytes">
    <rdfs:label xml:lang="en">Base64 encoded byte sequence</rdfs:label>
    <rdfs:comment xml:lang="en">The Base64 encoded byte sequence of the content</rdfs:comment>
    <rdfs:domain rdf:resource="#Base64Content"/>
  </rdf:Property>
  <rdf:Property rdf:about="#characterEncoding">
    <rdfs:label xml:lang="en">Character encoding</rdfs:label>
    <rdfs:comment xml:lang="en">The character encoding used create a character sequence from a byte
    sequence or vice versa</rdfs:comment>
  </rdf:Property>
  <rdf:Property rdf:about="#chars">
    <rdfs:comment xml:lang="en">The character sequence of the content</rdfs:comment>
    <rdfs:domain rdf:resource="#TextContent"/>
    <rdfs:label xml:lang="en">Character sequence</rdfs:label>
  </rdf:Property>
  <rdf:Property rdf:about="#doctypeDecl">
    <rdfs:label xml:lang="en">Document type declaration</rdfs:label>
    <rdfs:comment xml:lang="en">The document type declaration</rdfs:comment>
    <rdfs:domain rdf:resource="#XMLContent"/>
    <rdfs:range rdf:resource="#DoctypeDecl"/>
  </rdf:Property>
  <rdf:Property rdf:about="#doctypeName">
    <rdfs:label xml:lang="en">Document type name</rdfs:label>
    <rdfs:comment xml:lang="en">The document type name</rdfs:comment>
    <rdfs:domain rdf:resource="#DoctypeDecl"/>
    <rdfs:range rdf:resource="http://www.w3.org/2000/01/rdf-schema#Literal"/>
  </rdf:Property>
  <rdf:Property rdf:about="#internalSubset">
    <rdfs:comment rdf:datatype="http://www.w3.org/2001/XMLSchema#string"
    >The internal subset of the DTD</rdfs:comment>
    <rdfs:label rdf:datatype="http://www.w3.org/2001/XMLSchema#string"
    >Internal DTD subset</rdfs:label>
    <rdfs:domain rdf:resource="#DoctypeDecl"/>
    <rdfs:range rdf:resource="http://www.w3.org/2000/01/rdf-schema#Literal"/>
  </rdf:Property>
  <rdf:Property rdf:about="#publicId">
    <rdfs:label xml:lang="en">Public ID</rdfs:label>
    <rdfs:comment xml:lang="en">The document type declarations's public identifier</rdfs:comment>
    <rdfs:domain rdf:resource="#DoctypeDecl"/>
    <rdfs:range rdf:resource="http://www.w3.org/2000/01/rdf-schema#Literal"/>
  </rdf:Property>
  <rdf:Property rdf:about="#systemId">
    <rdfs:label xml:lang="en">System ID</rdfs:label>
    <rdfs:comment xml:lang="en">The document type declarations's system identifier (typed: xsd:anyURI)</rdfs:comment>
    <rdfs:domain rdf:resource="#DoctypeDecl"/>
    <rdfs:range rdf:resource="http://www.w3.org/2000/01/rdf-schema#Literal"/>
  </rdf:Property>
  <rdf:Property rdf:about="#xmlDecl">
    <rdfs:label xml:lang="en">XML declaration</rdfs:label>
    <rdfs:comment xml:lang="en">The XML declaration</rdfs:comment>
    <rdfs:domain rdf:resource="#XMLContent"/>
    <rdfs:range rdf:resource="#XMLDecl"/>
  </rdf:Property>
  <rdf:Property rdf:about="#xmlEncoding">
    <rdfs:label xml:lang="en">XML character encoding</rdfs:label>
    <rdfs:comment xml:lang="en">The XML character encoding</rdfs:comment>
    <rdfs:domain rdf:resource="#XMLDecl"/>
    <rdfs:range rdf:resource="http://www.w3.org/2000/01/rdf-schema#Literal"/>
  </rdf:Property>
  <rdf:Property rdf:about="#xmlLeadingMisc">
    <rdfs:label xml:lang="en">XML leading misc</rdfs:label>
    <rdfs:comment xml:lang="en">The XML content preceding the document type declaration</rdfs:comment>
    <rdfs:domain rdf:resource="#XMLContent"/>
    <rdfs:range rdf:resource="http://www.w3.org/2000/01/rdf-schema#XMLLiteral"/>
  </rdf:Property>
  <rdf:Property rdf:about="#xmlRest">
    <rdfs:label xml:lang="en">XML rest</rdfs:label>
    <rdfs:comment xml:lang="en">The XML content following the document type declaration</rdfs:comment>
    <rdfs:domain rdf:resource="#XMLContent"/>
    <rdfs:range rdf:resource="http://www.w3.org/2000/01/rdf-schema#XMLLiteral"/>
  </rdf:Property>
  <rdf:Property rdf:about="#xmlStandalone">
    <rdfs:label xml:lang="en">XML standalone document declaration</rdfs:label>
    <rdfs:comment xml:lang="en">The XML standalone document declaration</rdfs:comment>
    <rdfs:domain rdf:resource="#XMLDecl"/>
    <rdfs:range rdf:resource="http://www.w3.org/2000/01/rdf-schema#Literal"/>
  </rdf:Property>
  <rdf:Property rdf:about="#xmlVersion">
    <rdfs:label xml:lang="en">XML version</rdfs:label>
    <rdfs:comment xml:lang="en">The XML version</rdfs:comment>
    <rdfs:domain rdf:resource="#XMLDecl"/>
    <rdfs:range rdf:resource="http://www.w3.org/2000/01/rdf-schema#Literal"/>
  </rdf:Property>
</rdf:RDF>


Received on Friday, 25 April 2008 10:26:35 GMT

This archive was generated by hypermail 2.2.0+W3C-0.50 : Friday, 25 April 2008 10:26:35 GMT