private IEnumerable <Triple> GetTriples(Resource r, Property p, RDFNode rdfn)
{
if (r == null)
{
if (p == null)
{
//Object specified
return(this._g.GetTriplesWithObject(JenaConverter.FromJenaNode(rdfn, this._mapping)));
}
else if (rdfn == null)
{
//Predicate specified
return(this._g.GetTriplesWithPredicate(JenaConverter.FromJenaProperty(p, this._mapping)));
}
else
{
//Object and Predicate specified
return(this._g.GetTriplesWithPredicateObject(JenaConverter.FromJenaProperty(p, this._mapping), JenaConverter.FromJenaNode(rdfn, this._mapping)));
}
}
else if (p == null)
{
if (rdfn == null)
{
//Subject specified
return(this._g.GetTriplesWithSubject(JenaConverter.FromJenaResource(r, this._mapping)));
}
else
{
//Subject and Object specified
return(this._g.GetTriplesWithSubjectObject(JenaConverter.FromJenaResource(r, this._mapping), JenaConverter.FromJenaNode(rdfn, this._mapping)));
}
}
else if (rdfn == null)
{
//Subject and Predicate specified
return(this._g.GetTriplesWithSubjectPredicate(JenaConverter.FromJenaResource(r, this._mapping), JenaConverter.FromJenaProperty(p, this._mapping)));
}
else
{
Triple t = new Triple(JenaConverter.FromJenaResource(r, this._mapping), JenaConverter.FromJenaProperty(p, this._mapping), JenaConverter.FromJenaNode(rdfn, this._mapping));
if (this._g.ContainsTriple(t))
{
return(t.AsEnumerable());
}
else
{
return(Enumerable.Empty <Triple>());
}
}
}
public bool contains(Resource r, Property p)
{
return(this._g.GetTriplesWithSubjectPredicate(JenaConverter.FromJenaResource(r, this._mapping), JenaConverter.FromJenaProperty(p, this._mapping)).Any());
}