Class BaseDemandDataset

Abstract Dataset wrapper implementation for datasets that can load graphs on demand.
Inheritance
System.Object
WrapperDataset
BaseDemandDataset
WebDemandDataset
Inherited Members
System.Object.Equals(System.Object)
System.Object.Equals(System.Object, System.Object)
System.Object.GetHashCode()
System.Object.GetType()
System.Object.MemberwiseClone()
System.Object.ReferenceEquals(System.Object, System.Object)
System.Object.ToString()
Namespace: VDS.RDF.Query.Datasets
Assembly: dotNetRDF.dll
Syntax
public abstract class BaseDemandDataset : WrapperDataset, IConfigurationSerializable, IThreadSafeDataset, ISparqlDataset

Constructors

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BaseDemandDataset(ISparqlDataset)

Creates a new Demand Dataset.
Declaration
public BaseDemandDataset(ISparqlDataset dataset)
Parameters
Type Name Description
ISparqlDataset dataset Underlying Dataset.

Methods

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HasGraph(Uri)

Sees if the underlying dataset has a graph and if not tries to load it on demand.
Declaration
public override bool HasGraph(Uri graphUri)
Parameters
Type Name Description
System.Uri graphUri Graph URI.
Returns
Type Description
System.Boolean
Overrides
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TryLoadGraph(Uri, out IGraph)

Method to be implemented by derived classes which implements the loading of graphs on demand.
Declaration
protected abstract bool TryLoadGraph(Uri graphUri, out IGraph g)
Parameters
Type Name Description
System.Uri graphUri Graph URI.
IGraph g Graph.
Returns
Type Description
System.Boolean

Implements

Extension Methods