private static int SerializeOVT(XElement xNode)
{
Contract.Requires(xNode.Attribute("otype") != null);
OVT vid = OVT.iri;
Contract.Requires(OVT.TryParse(xNode.Attribute("otype").Value, out vid));
return((int)vid);
}
/// <summary>
/// Мектод со спецаильной сигнатурой для встроенного в C# 7 "синтаксического сахара"
/// object[] someArray= new object[]{ 5, 7, "sddd"};
/// В следующей строчке вызывается метод Deconstruct(someArray, out object element1, out object element2, out object element3)
/// (object x, object y, object z) = someArray;
/// </summary>
/// <param name="array"></param>
/// <param name="element1"></param>
/// <param name="element2"></param>
public static void Deconstruct(this object[] array, out OVT element1, out object element2)
{
element1 = (OVT)(int)array[0];
element2 = array[1];
}
public SparqlTriple(
string sVar = null,
string pVar = null,
string oVar = null,
string subjectSource = null,
string predicateSource = null,
string objectSource = null,
OVT objectType = OVT.iri,
int?subject = null,
int?predicate = null,
object[] o = null)
{
this.subjectSource = subjectSource;
this.predicateSource = predicateSource;
this.subjectVarName = sVar;
this.predicateVarName = pVar;
this.objectVarName = oVar;
if (sVar != null)
{
this.isSubjectVariable = true;
this.variables.Add(sVar);
}
else
{
this.isSubjectVariable = false;
if (subject != null)
{
this.subject = subject.Value;
this.isSubjectCoded = true;
}
else if (subjectSource != null)
{
this.subjectSource = subjectSource;
this.isSubjectCoded = false;
}
else
{
throw new AggregateException();
}
}
if (pVar != null)
{
this.isPredicateVariable = true;
this.variables.Add(pVar);
}
else
{
this.isPredicateVariable = false;
if (predicate != null)
{
this.predicate = predicate.Value;
this.isPredicateCoded = true;
}
else if (predicateSource != null)
{
this.predicateSource = predicateSource;
this.isPredicateCoded = false;
}
else
{
throw new AggregateException();
}
}
if (oVar != null)
{
this.isObjectVariable = true;
this.variables.Add(oVar);
}
else
{
this.isObjectVariable = false;
if (o != null)
{
this._object = o;
}
else if (objectSource != null)
{
this._object = new object[] { objectType, objectSource };
}
else
{
throw new AggregateException();
}
}
}
