/// <summary>
///
/// </summary>
/// <param name="spinGraph"></param>
/// <returns></returns>
internal IGraph Initialise(IGraph spinGraph)
{
if (_spinConfiguration.GraphUris.Contains(spinGraph.BaseUri))
{
_spinConfiguration.RemoveGraph(spinGraph.BaseUri);
}
String ontQuery = "CONSTRUCT { ?graphUri a <" + SPIN.ClassLibraryOntology + ">} WHERE { {?s (<" + SPIN.PropertyImports + ">|<" + OWL.PropertyImports + ">) ?graphUri} UNION {?graphUri a <" + SPIN.ClassLibraryOntology + ">} }";
IGraph imports = (Graph)spinGraph.ExecuteQuery(ontQuery);
// Explore for subsequent imports
foreach (Triple t in imports.GetTriplesWithPredicateObject(RDF.PropertyType, SPIN.ClassLibraryOntology))
{
Uri importUri = ((IUriNode)t.Subject).Uri;
if (!_spinConfiguration.GraphUris.Contains(importUri) && !RDFUtil.sameTerm(importUri, spinGraph.BaseUri))
{
Initialise(importUri);
}
}
_spinConfiguration.AddGraph(spinGraph);
_reasoner.Initialise(spinGraph);
IGraph inferenceGraph = ApplyInference(spinGraph);
_spinConfiguration.AddGraph(inferenceGraph);
_reasoner.Initialise(inferenceGraph);
return(inferenceGraph);
}
static Graph()
{
using var schemaFull = new NonIndexedGraph();
schemaFull.LoadFromEmbeddedResource("GraphEngine.Resources.Schema.ttl, GraphEngine");
using var schemaClean = new NonIndexedGraph();
schemaClean.Assert(
schemaFull
.GetTriplesWithPredicate(UriFactory.Create(OntologyHelper.PropertyDomain))
.Where(t => !ExcludedClasses.Contains(t.Object)));
Reasoner.Initialise(schemaClean);
}
