You can download the vocabulary as RDF/XML, TURTLE or N-TRIPLES.
The vocabulary is used to describe a mapping of DSpace Metadata to RDF. It is used to convert contents stored in DSpace into RDF. You can find further information in my thesis (german page).
Below you see the vocabulary in TURTLE:
@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .
@prefix owl: <http://www.w3.org/2002/07/owl#> .
@prefix dc: <http://purl.org/dc/elements/1.1/> .
@prefix : <http://digital-repositories.org/ontologies/dspace-metadata-mapping/0.2.0#> .
<http://digital-repositories.org/ontologies/dspace-metadata-mapping/0.2.0>
rdfs:comment "Vocabulary for describing mappings of DSpace metadata to rdf." ;
dc:contributor "Pascal-Nicolas Becker" ;
dc:title "DSpace Metadata RDF Mapping Spec" ;
dc:description "Vocabulary for describing mappings of DSpace metadata to RDF. This vocabulary is used to configure DSpace how to convert stored metadata into RDF." ;
dc:date "2014-04-18" ;
.
:DSpaceMetadataRDFMapping
a rdfs:Class ;
rdfs:label "DSpace Metadata RDF Mapping" ;
rdfs:comment "Represents the mapping of a DSpace metadata value to an RDF equivalent." ;
.
:Result
a rdfs:Class ;
rdfs:subClassOf rdf:Statement ;
rdfs:label "DSpace Metadata RDF Mapping Result" ;
rdfs:comment "A reified statement that describes the result of the DSpaceMetadataRDFMapping." ;
.
:ValueProcessor
a rdfs:Class ;
rdfs:label "DSpace metadata value processor" ;
rdfs:comment "Processes a metadata value into an RDF value or an IRI." ;
.
:ValueModifier
a rdfs:Class ;
rdfs:label "Java Regex" ;
rdfs:comment "A regular expression to be used with java, composed of a matching and a replaying expression." ;
.
:LiteralGenerator
a rdfs:Class ;
rdfs:subClassOf :ValueProcessor ;
rdfs:label "DSpace metadata value literal generator" ;
rdfs:comment "Generates a literal depending on a DSpace metadata value." ;
.
:ResourceGenerator
a rdfs:Class ;
rdfs:subClassOf :ValueProcessor ;
rdfs:label "DSpace metadata value resource generator" ;
rdfs:comment "Generates an IRI used for a rdfs:Resource depending on the converted DSpace Object and one of its metadata values." ;
.
:DSpaceObjectIRI
a rdfs:Resource ;
rdf:type :ResourceGenerator ;
rdf:type :ValueProcessor ;
rdfs:label "DSpace Object IRI" ;
rdfs:comment "Placeholder for the IRI of the DSpace Object that gets converted." ;
.
:DSpaceValue
a rdfs:Resource ;
rdf:type :LiteralGenerator ;
rdf:type :ValueProcessor ;
rdfs:label "DSpace Metadata Value" ;
rdfs:comment "Shortcut to generate a Literal containing an unchanged metadata value." ;
.
:creates
a rdf:Property ;
rdfs:label "Result" ;
rdfs:comment "Specifies the RDF to generate for a specified matadata." ;
rdfs:domain :DSpaceMetadataRDFMapping ;
rdfs:range :Result ;
.
:subject
a rdf:Property ;
rdfs:subPropertyOf rdf:subject ;
rdfs:label "Subject" ;
rdfs:comment "The subject of a DSpace metadata RDF mapping result." ;
rdfs:domain :Result ;
.
:predicate
a rdf:Property ;
rdfs:subPropertyOf rdf:predicate ;
rdfs:label "Subject" ;
rdfs:comment "The predicate of a DSpace metadata RDF mapping result." ;
rdfs:domain :Result ;
.
:object
a rdf:Property ;
rdfs:subPropertyOf rdf:object ;
rdfs:label "Object" ;
rdfs:comment "The object of a DSpace metadata RDF mapping result." ;
rdfs:domain :Result ;
.
:metadataName
a rdf:Property ;
rdfs:label "Metadata name" ;
rdfs:comment "The name of the metadata to convert (g.e. dc.title)." ;
rdfs:domain :DSpaceMetadataRDFMapping ;
rdfs:range rdfs:Literal ;
.
:condition
a rdf:Property ;
rdfs:label "Regex" ;
rdfs:comment "A regex that the metadata value has to fulfill if the mapping should become active." ;
rdfs:domain :DSpaceMetadataRDFMapping ;
rdfs:range rdfs:Literal ;
.
:modifier
a rdf:Property ;
rdfs:label "Value modifier" ;
rdfs:comment "Information how the metadata value should be modified before it is inserted in the pattern." ;
rdfs:domain :ValueProcessor ;
rdfs:range :ValueModifier ;
.
:matcher
a rdf:Property ;
rdfs:label "matching regex" ;
rdfs:comment "A regex that matches those subsequences of a metadata value, that should be replaced." ;
rdfs:domain rdfs:ValueModifier ;
rdfs:range rdfs:Literal;
.
:replacement
a rdf:Property ;
rdfs:label "replacing regex" ;
rdfs:comment "A regex that replaces previously matched subsequences of a metadata value." ;
rdfs:domain :ValueModifier ;
rdfs:range rdfs:Literal ;
.
:pattern
a rdf:Property ;
rdfs:label "Pattern" ;
rdfs:comment "A pattern that contains $DSpaceValue as placeholder for the metadata value." ;
rdfs:domain :ValueProcessor ;
rdfs:range rdfs:Literal ;
.
:literalType
a rdf:Property ;
rdfs:label "Literal Type" ;
rdfs:comment "Defines the datatype a generated literal gets." ;
rdfs:domain :LiteralGenerator ;
rdfs:range rdf:datatype ;
.
:literalLanguage
a rdf:Property ;
rdfs:label "Language" ;
rdfs:comment "Defines the language a literal uses. Maybe overridden by #dspaceLanguageTag." ;
rdfs:domain :LiteralGenerator ;
rdfs:range rdfs:Literal ;
.
:dspaceLanguageTag
a rdf:Property ;
rdfs:label "DSpace Language Tag";
rdfs:comment "Defines to use the language tag of a DSpace metadata value.";
rdfs:domain :LiteralGenerator ;
rdfs:range xsd:boolean ;
.