Class OntologyGraph

Represents a Graph with additional methods for extracting ontology based information from it.

Inheritance

System.Object

BaseGraph

Graph

OntologyGraph

ReasonerGraph

Implements

IGraph

INodeFactory

System.IDisposable

ITripleIndex

System.IEquatable<T><IGraph>

System.IEquatable<T><Graph>

Inherited Members

Graph.Equals(Graph)

Graph.Assert(Triple)

Graph.Assert(IEnumerable<Triple>)

Graph.Retract(Triple)

Graph.Retract(IEnumerable<Triple>)

Graph.GetUriNode(Uri)

Graph.GetUriNode(string)

Graph.GetLiteralNode(string)

Graph.GetLiteralNode(string, string)

Graph.GetLiteralNode(string, Uri)

Graph.GetBlankNode(string)

Graph.GetTripleNode(Triple)

Graph.GetTriples(INode)

Graph.GetTriples(Uri)

Graph.GetTriplesWithSubject(INode)

Graph.GetTriplesWithSubject(Uri)

Graph.GetTriplesWithPredicate(INode)

Graph.GetTriplesWithPredicate(Uri)

Graph.GetTriplesWithObject(INode)

Graph.GetTriplesWithObject(Uri)

Graph.GetTriplesWithSubjectPredicate(INode, INode)

Graph.GetTriplesWithSubjectObject(INode, INode)

Graph.GetTriplesWithPredicateObject(INode, INode)

Graph.GetQuoted(INode)

Graph.GetQuotedWithObject(INode)

Graph.GetQuotedWithPredicate(INode)

Graph.GetQuotedWithSubject(INode)

Graph.GetQuotedWithSubjectPredicate(INode, INode)

Graph.GetQuotedWithSubjectObject(INode, INode)

Graph.GetQuotedWithPredicateObject(INode, INode)

BaseGraph._triples

BaseGraph.NodeFactory

BaseGraph.UriFactory

BaseGraph._name

BaseGraph._bnodemapper

BaseGraph.Triples

BaseGraph.QuotedTriples

BaseGraph.Nodes

BaseGraph.AllNodes

BaseGraph.QuotedNodes

BaseGraph.AllQuotedNodes

BaseGraph.NamespaceMap

BaseGraph.BaseUri

BaseGraph.Name

BaseGraph.IsEmpty

BaseGraph.NormalizeLiteralValues

BaseGraph.Clear()

BaseGraph.CreateBlankNode()

BaseGraph.CreateBlankNode(string)

BaseGraph.CreateGraphLiteralNode()

BaseGraph.CreateGraphLiteralNode(IGraph)

BaseGraph.CreateLiteralNode(string, Uri)

BaseGraph.CreateLiteralNode(string)

BaseGraph.CreateLiteralNode(string, string)

BaseGraph.CreateUriNode(Uri)

BaseGraph.CreateUriNode(string)

BaseGraph.CreateUriNode()

BaseGraph.CreateVariableNode(string)

BaseGraph.CreateTripleNode(Triple)

BaseGraph.ContainsTriple(Triple)

BaseGraph.ContainsQuotedTriple(Triple)

BaseGraph.GetQuoted(Uri)

BaseGraph.GetQuotedWithObject(Uri)

BaseGraph.GetQuotedWithPredicate(Uri)

BaseGraph.GetQuotedWithSubject(Uri)

BaseGraph.Merge(IGraph)

BaseGraph.Merge(IGraph, bool)

BaseGraph.Unstar()

BaseGraph.Equals(IGraph)

BaseGraph.Equals(IGraph, out Dictionary<INode, INode>)

BaseGraph.IsSubGraphOf(IGraph)

BaseGraph.IsSubGraphOf(IGraph, out Dictionary<INode, INode>)

BaseGraph.HasSubGraph(IGraph)

BaseGraph.HasSubGraph(IGraph, out Dictionary<INode, INode>)

BaseGraph.Difference(IGraph)

BaseGraph.ResolveQName(string)

BaseGraph.GetNextBlankNodeID()

BaseGraph.TripleAsserted

BaseGraph.TripleRetracted

BaseGraph.Changed

BaseGraph.ClearRequested

BaseGraph.Cleared

BaseGraph.MergeRequested

BaseGraph.Merged

BaseGraph.OnTripleAsserted(object, TripleEventArgs)

BaseGraph.RaiseTripleAsserted(TripleEventArgs)

BaseGraph.RaiseTripleAsserted(Triple)

BaseGraph.OnTripleRetracted(object, TripleEventArgs)

BaseGraph.RaiseTripleRetracted(TripleEventArgs)

BaseGraph.RaiseTripleRetracted(Triple)

BaseGraph.RaiseGraphChanged(TripleEventArgs)

BaseGraph.RaiseGraphChanged()

BaseGraph.RaiseClearRequested()

BaseGraph.RaiseCleared()

BaseGraph.RaiseMergeRequested()

BaseGraph.RaiseMerged()

BaseGraph.AttachEventHandlers(BaseTripleCollection)

BaseGraph.DetachEventHandlers(BaseTripleCollection)

BaseGraph.Dispose()

object.Equals(object)

object.Equals(object, object)

object.GetHashCode()

object.GetType()

object.MemberwiseClone()

object.ReferenceEquals(object, object)

object.ToString()

Namespace: VDS.RDF.Ontology

Assembly: dotNetRdf.Ontology.dll

Syntax

public class OntologyGraph : Graph, IGraph, INodeFactory, IDisposable, ITripleIndex, IEquatable<IGraph>, IEquatable<Graph>

Remarks

See Using the Ontology API for some informal documentation on the use of the Ontology namespace.

Constructors

OntologyGraph(Uri, BaseTripleCollection)

Creates a new Ontology Graph with the specified name and initial content

Declaration

public OntologyGraph(Uri name, BaseTripleCollection tripleCollection)

Parameters

Type	Name	Description
System.Uri	name	The name to assign to the graph.
BaseTripleCollection	tripleCollection	The initial content of the graph.

Remarks

See Using the Ontology API for some informal documentation on the use of the Ontology namespace.

OntologyGraph(Uri)

Creates a new Ontology Graph with the specified URI as the graph name.

Declaration

public OntologyGraph(Uri name)

Parameters

Type	Name	Description
System.Uri	name	The graph name as a URI.

Remarks

See Using the Ontology API for some informal documentation on the use of the Ontology namespace.

OntologyGraph(IRefNode, BaseTripleCollection)

Creates a new Ontology Graph with the specified name and initial content

Declaration

public OntologyGraph(IRefNode name, BaseTripleCollection tripleCollection)

Parameters

Type	Name	Description
IRefNode	name	The name to assign to the graph.
BaseTripleCollection	tripleCollection	The initial content of the graph.

Remarks

See Using the Ontology API for some informal documentation on the use of the Ontology namespace.

OntologyGraph(IRefNode, INodeFactory, IUriFactory, BaseTripleCollection)

Creates a new Ontology Graph.

Declaration

public OntologyGraph(IRefNode graphName = null, INodeFactory nodeFactory = null, IUriFactory uriFactory = null, BaseTripleCollection tripleCollection = null)

Parameters

Type	Name	Description
IRefNode	graphName	The name to assign to the graph.
INodeFactory	nodeFactory	The factory to use when constructing nodes in this graph. If null, defaults to a new NodeFactory instance using the same UriFactory instance as this graph.
IUriFactory	uriFactory	The factory to use when constructing URIs in this graph. If null, default to the root UriFactory.
BaseTripleCollection	tripleCollection	The initial content of the graph. If null, the graph will initially be empty.

Remarks

See Using the Ontology API for some informal documentation on the use of the Ontology namespace.

Properties

AllClasses

Gets all classes defined in the graph using the standard rdfs:Class and owl:Class types.

Declaration

public IEnumerable<OntologyClass> AllClasses { get; }

Property Value

Type	Description
System.Collections.Generic.IEnumerable<T><OntologyClass>

Remarks

See Using the Ontology API for some informal documentation on the use of the Ontology namespace.

AllProperties

Gets all properties defined in the graph using any of the standard property types (rdf:Property, owl:AnnotationProperty, owl:DataProperty, owl:ObjectProperty).

Declaration

public IEnumerable<OntologyProperty> AllProperties { get; }

Property Value

Type	Description
System.Collections.Generic.IEnumerable<T><OntologyProperty>

Remarks

See Using the Ontology API for some informal documentation on the use of the Ontology namespace.

OwlAnnotationProperties

Gets all OWL Annotation properties defined in the graph.

Declaration

public IEnumerable<OntologyProperty> OwlAnnotationProperties { get; }

Property Value

Type	Description
System.Collections.Generic.IEnumerable<T><OntologyProperty>

Remarks

See Using the Ontology API for some informal documentation on the use of the Ontology namespace.

OwlClasses

Get all OWL classes defined in the graph.

Declaration

public IEnumerable<OntologyClass> OwlClasses { get; }

Property Value

Type	Description
System.Collections.Generic.IEnumerable<T><OntologyClass>

Remarks

See Using the Ontology API for some informal documentation on the use of the Ontology namespace.

OwlDatatypeProperties

Gets all OWL Data properties defined in the graph.

Declaration

public IEnumerable<OntologyProperty> OwlDatatypeProperties { get; }

Property Value

Type	Description
System.Collections.Generic.IEnumerable<T><OntologyProperty>

Remarks

See Using the Ontology API for some informal documentation on the use of the Ontology namespace.

OwlObjectProperties

Gets all OWL Object properties defined in the graph.

Declaration

public IEnumerable<OntologyProperty> OwlObjectProperties { get; }

Property Value

Type	Description
System.Collections.Generic.IEnumerable<T><OntologyProperty>

Remarks

See Using the Ontology API for some informal documentation on the use of the Ontology namespace.

OwlProperties

Gets all properties defined in the graph using any of the standard OWL property types (owl:AnnotationProperty, owl:DataProperty, owl:ObjectProperty).

Declaration

public IEnumerable<OntologyProperty> OwlProperties { get; }

Property Value

Type	Description
System.Collections.Generic.IEnumerable<T><OntologyProperty>

Remarks

See Using the Ontology API for some informal documentation on the use of the Ontology namespace.

RdfClasses

Get all the RDFS classes defined in the graph.

Declaration

public IEnumerable<OntologyClass> RdfClasses { get; }

Property Value

Type	Description
System.Collections.Generic.IEnumerable<T><OntologyClass>

Remarks

See Using the Ontology API for some informal documentation on the use of the Ontology namespace.

RdfProperties

Gets all RDF properties defined in the graph.

Declaration

public IEnumerable<OntologyProperty> RdfProperties { get; }

Property Value

Type	Description
System.Collections.Generic.IEnumerable<T><OntologyProperty>

Remarks

See Using the Ontology API for some informal documentation on the use of the Ontology namespace.

Methods

CreateIndividual(Uri, Uri)

Gets/Creates an individual in the Graph of the given class.

Declaration

public virtual Individual CreateIndividual(Uri resource, Uri @class)

Parameters

Type	Name	Description
System.Uri	resource	Individual Resource.
System.Uri	class	Class.

Returns

Type	Description
Individual

Remarks

See Using the Ontology API for some informal documentation on the use of the Ontology namespace.

CreateIndividual(Uri)

Gets an existing individual in the Graph.

Declaration

public virtual Individual CreateIndividual(Uri resource)

Parameters

Type	Name	Description
System.Uri	resource	Individual Resource.

Returns

Type	Description
Individual

Remarks

See Using the Ontology API for some informal documentation on the use of the Ontology namespace.

CreateIndividual(INode, INode)

Gets/Creates an individual in the Graph of the given class.

Declaration

public virtual Individual CreateIndividual(INode resource, INode @class)

Parameters

Type	Name	Description
INode	resource	Individual Resource.
INode	class	Class.

Returns

Type	Description
Individual

Remarks

See Using the Ontology API for some informal documentation on the use of the Ontology namespace.

CreateIndividual(INode)

Gets an existing individual in the Graph.

Declaration

public virtual Individual CreateIndividual(INode resource)

Parameters

Type	Name	Description
INode	resource	Individual Resource.

Returns

Type	Description
Individual

Remarks

See Using the Ontology API for some informal documentation on the use of the Ontology namespace.

CreateOntologyClass()

Gets/Creates an anonymous ontology class in the Graph.

Declaration

public virtual OntologyClass CreateOntologyClass()

Returns

Type	Description
OntologyClass

Remarks

See Using the Ontology API for some informal documentation on the use of the Ontology namespace.

CreateOntologyClass(Uri)

Gets/Creates an ontology class in the Graph.

Declaration

public virtual OntologyClass CreateOntologyClass(Uri resource)

Parameters

Type	Name	Description
System.Uri	resource	Class Resource.

Returns

Type	Description
OntologyClass

Remarks

See Using the Ontology API for some informal documentation on the use of the Ontology namespace.

CreateOntologyClass(INode)

Gets/Creates an ontology class in the Graph.

Declaration

public virtual OntologyClass CreateOntologyClass(INode resource)

Parameters

Type	Name	Description
INode	resource	Class Resource.

Returns

Type	Description
OntologyClass

Remarks

See Using the Ontology API for some informal documentation on the use of the Ontology namespace.

CreateOntologyProperty(Uri)

Gets/Creates an ontology property in the Graph.

Declaration

public virtual OntologyProperty CreateOntologyProperty(Uri resource)

Parameters

Type	Name	Description
System.Uri	resource	Property Resource.

Returns

Type	Description
OntologyProperty

Remarks

See Using the Ontology API for some informal documentation on the use of the Ontology namespace.

CreateOntologyProperty(INode)

Gets/Creates an ontology property in the Graph.

Declaration

public virtual OntologyProperty CreateOntologyProperty(INode resource)

Parameters

Type	Name	Description
INode	resource	Property Resource.

Returns

Type	Description
OntologyProperty

Remarks

See Using the Ontology API for some informal documentation on the use of the Ontology namespace.

CreateOntologyResource()

Gets/Creates an anonymous ontology resource in the Graph.

Declaration

public virtual OntologyResource CreateOntologyResource()

Returns

Type	Description
OntologyResource

Remarks

See Using the Ontology API for some informal documentation on the use of the Ontology namespace.

CreateOntologyResource(Uri)

Gets/Creates an ontology resource in the Graph.

Declaration

public virtual OntologyResource CreateOntologyResource(Uri resource)

Parameters

Type	Name	Description
System.Uri	resource	Resource.

Returns

Type	Description
OntologyResource

Remarks

See Using the Ontology API for some informal documentation on the use of the Ontology namespace.

CreateOntologyResource(INode)

Gets/Creates an ontology resource in the Graph.

Declaration

public virtual OntologyResource CreateOntologyResource(INode resource)

Parameters

Type	Name	Description
INode	resource	Resource.

Returns

Type	Description
OntologyResource

Remarks

See Using the Ontology API for some informal documentation on the use of the Ontology namespace.

GetClasses(INode)

Get all classes defined in the graph where anything of a specific type is considered a class.

Declaration

public IEnumerable<OntologyClass> GetClasses(INode classType)

Parameters

Type	Name	Description
INode	classType	Type which represents classes.

Returns

Type	Description
System.Collections.Generic.IEnumerable<T><OntologyClass>	Enumeration of classes.

Remarks

See Using the Ontology API for some informal documentation on the use of the Ontology namespace.

GetProperties(INode)

Get all properties defined in the graph where anything of a specific type is considered a property.

Declaration

public IEnumerable<OntologyProperty> GetProperties(INode propertyType)

Parameters

Type	Name	Description
INode	propertyType	Type which represents properties.

Returns

Type	Description
System.Collections.Generic.IEnumerable<T><OntologyProperty>	Enumeration of properties.

Remarks

See Using the Ontology API for some informal documentation on the use of the Ontology namespace.

Implements

IGraph

INodeFactory

System.IDisposable

ITripleIndex

System.IEquatable<T>

System.IEquatable<T>

Extension Methods

Extensions.ToSafeString(object)

GraphExtensions.ToDataTable(IGraph)

DynamicExtensions.AsDynamic(IGraph, Uri, Uri)

Extensions.AddToList(IGraph, INode, IEnumerable<INode>)

Extensions.AddToList<T>(IGraph, INode, IEnumerable<T>, Func<T, INode>)

Extensions.Assert(IGraph, INode, INode, INode)

Extensions.AssertList(IGraph, IEnumerable<INode>)

Extensions.AssertList(IGraph, INode, IEnumerable<INode>)

Extensions.AssertList<T>(IGraph, IEnumerable<T>, Func<T, INode>)

Extensions.AssertList<T>(IGraph, INode, IEnumerable<T>, Func<T, INode>)

Extensions.GetListAsTriples(IGraph, INode)

Extensions.GetListItems(IGraph, INode)

Extensions.GetListNodes(IGraph, INode)

Extensions.RemoveFromList(IGraph, INode, IEnumerable<INode>)

Extensions.RemoveFromList<T>(IGraph, INode, IEnumerable<T>, Func<T, INode>)

Extensions.Retract(IGraph, INode, INode, INode)

Extensions.RetractList(IGraph, INode)

GraphExtensions.GetETag(IGraph)

GraphExtensions.LoadFromEmbeddedResource(IGraph, string, IRdfReader)

GraphExtensions.LoadFromEmbeddedResource(IGraph, string)

GraphExtensions.LoadFromFile(IGraph, string, IRdfReader)

GraphExtensions.LoadFromFile(IGraph, string)

GraphExtensions.LoadFromString(IGraph, string, IRdfReader)

GraphExtensions.LoadFromString(IGraph, string)

GraphExtensions.LoadFromUri(IGraph, Uri, IRdfReader, Loader)

GraphExtensions.LoadFromUri(IGraph, Uri, Loader)

GraphExtensions.SaveToFile(IGraph, string, IRdfWriter)

GraphExtensions.SaveToFile(IGraph, string, IStoreWriter)

GraphExtensions.SaveToFile(IGraph, string)

GraphExtensions.SaveToStream(IGraph, TextWriter, IRdfWriter)

GraphExtensions.SaveToStream(IGraph, TextWriter, IStoreWriter)

GraphExtensions.SaveToStream(IGraph, string, TextWriter)

InMemoryExtensions.ExecuteQuery(IGraph, string)

InMemoryExtensions.ExecuteQuery(IGraph, IRdfHandler, ISparqlResultsHandler, string)

InMemoryExtensions.ExecuteQuery(IGraph, IRdfHandler, ISparqlResultsHandler, SparqlParameterizedString)

InMemoryExtensions.ExecuteQuery(IGraph, IRdfHandler, ISparqlResultsHandler, SparqlQuery)

InMemoryExtensions.ExecuteQuery(IGraph, SparqlParameterizedString)

InMemoryExtensions.ExecuteQuery(IGraph, SparqlQuery)

Extensions.AsEnumerable<T>(T)