/// <summary>
/// Builds a new difference taxonomy from this taxonomy and a given one
/// </summary>
internal RDFOntologyTaxonomy DifferenceWith(RDFOntologyTaxonomy taxonomy)
{
var result = new RDFOntologyTaxonomy(this.Category);
if (taxonomy != null)
{
//Add difference entries
foreach (var te in this)
{
if (!taxonomy.ContainsEntry(te))
{
result.AddEntry(te);
}
}
}
else
{
//Add entries from this taxonomy
foreach (var te in this)
{
result.AddEntry(te);
}
}
return(result);
}
/// <summary>
/// Enlists the negative data assertions which are directly (or indirectly, if inference is requested) assigned to the lens fact
/// </summary>
public List <(bool, RDFOntologyDatatypeProperty, RDFOntologyLiteral)> NegativeDataAssertions(bool enableInference)
{
List <(bool, RDFOntologyDatatypeProperty, RDFOntologyLiteral)> result = new List <(bool, RDFOntologyDatatypeProperty, RDFOntologyLiteral)>();
RDFOntologyTaxonomy sftaxonomy = this.Ontology.Data.Relations.NegativeAssertions.SelectEntriesBySubject(this.OntologyFact);
if (enableInference)
{
//Inference-enabled discovery of assigned literal negative relations
foreach (RDFOntologyTaxonomyEntry sf in sftaxonomy.Where(te => te.TaxonomyPredicate.IsDatatypeProperty()))
{
result.Add((sf.IsInference(), (RDFOntologyDatatypeProperty)sf.TaxonomyPredicate, (RDFOntologyLiteral)sf.TaxonomyObject));
}
}
else
{
//First-level enlisting of assigned literal negative relations
foreach (RDFOntologyTaxonomyEntry sf in sftaxonomy.Where(te => te.TaxonomyPredicate.IsDatatypeProperty() && !te.IsInference()))
{
result.Add((false, (RDFOntologyDatatypeProperty)sf.TaxonomyPredicate, (RDFOntologyLiteral)sf.TaxonomyObject));
}
}
return(result);
}
/// <summary>
/// Default-ctor to build an empty ontology class model metadata
/// </summary>
internal RDFOntologyClassModelMetadata()
{
this.SubClassOf = new RDFOntologyTaxonomy(RDFSemanticsEnums.RDFOntologyTaxonomyCategory.Model, false);
this.EquivalentClass = new RDFOntologyTaxonomy(RDFSemanticsEnums.RDFOntologyTaxonomyCategory.Model, false);
this.DisjointWith = new RDFOntologyTaxonomy(RDFSemanticsEnums.RDFOntologyTaxonomyCategory.Model, false);
this.OneOf = new RDFOntologyTaxonomy(RDFSemanticsEnums.RDFOntologyTaxonomyCategory.Model, false);
this.IntersectionOf = new RDFOntologyTaxonomy(RDFSemanticsEnums.RDFOntologyTaxonomyCategory.Model, false);
this.UnionOf = new RDFOntologyTaxonomy(RDFSemanticsEnums.RDFOntologyTaxonomyCategory.Model, false);
this.HasKey = new RDFOntologyTaxonomy(RDFSemanticsEnums.RDFOntologyTaxonomyCategory.Model, false);
}
/// <summary>
/// Gets a taxonomy with the entries having the specified ontology resource as object
/// </summary>
public RDFOntologyTaxonomy SelectEntriesByObject(RDFOntologyResource objectResource)
{
var resultTaxonomy = new RDFOntologyTaxonomy(this.Category);
if (objectResource != null)
{
foreach (var te in this.Where(tEntry => tEntry.TaxonomyObject.Equals(objectResource)))
{
resultTaxonomy.AddEntry(te);
}
}
return(resultTaxonomy);
}
/// <summary>
/// Gets a taxonomy with the entries having the specified ontology resource as predicate
/// </summary>
public RDFOntologyTaxonomy SelectEntriesByPredicate(RDFOntologyResource predicateResource)
{
var resultTaxonomy = new RDFOntologyTaxonomy(this.Category, this.AcceptDuplicates);
if (predicateResource != null)
{
foreach (var te in this.Where(tEntry => tEntry.TaxonomyPredicate.Equals(predicateResource)))
{
resultTaxonomy.AddEntry(te);
}
}
return(resultTaxonomy);
}
/// <summary>
/// Builds a new intersection taxonomy from this taxonomy and a given one
/// </summary>
internal RDFOntologyTaxonomy IntersectWith(RDFOntologyTaxonomy taxonomy)
{
var result = new RDFOntologyTaxonomy(this.Category);
if (taxonomy != null)
{
//Add intersection triples
foreach (var te in this)
{
if (taxonomy.ContainsEntry(te))
{
result.AddEntry(te);
}
}
}
return(result);
}
/// <summary>
/// Builds a new intersection taxonomy from this taxonomy and a given one
/// </summary>
internal RDFOntologyTaxonomy IntersectWith(RDFOntologyTaxonomy taxonomy)
{
RDFOntologyTaxonomy result = new RDFOntologyTaxonomy(this.Category, this.AcceptDuplicates);
if (taxonomy != null)
{
//Add intersection triples
foreach (RDFOntologyTaxonomyEntry te in this)
{
if (taxonomy.ContainsEntry(te))
{
result.AddEntry(te);
}
}
}
return(result);
}
/// <summary>
/// Builds a new union taxonomy from this taxonomy and a given one
/// </summary>
internal RDFOntologyTaxonomy UnionWith(RDFOntologyTaxonomy taxonomy)
{
var result = new RDFOntologyTaxonomy(this.Category);
//Add entries from this taxonomy
foreach (var te in this)
{
result.AddEntry(te);
}
//Manage the given taxonomy
if (taxonomy != null)
{
//Add entries from the given taxonomy
foreach (var te in taxonomy)
{
result.AddEntry(te);
}
}
return(result);
}
