internal void SetReferenceValue(QueryStructuralValue entityValue)
{
ExceptionUtilities.CheckArgumentNotNull(entityValue, "entityValue");
this.EntityValue = entityValue;
// compute key value
QueryEntityType entityType = this.Type.QueryEntityType;
var keyType = new QueryRecordType(this.EvaluationStrategy);
keyType.AddProperties(entityType.Properties.Where(m => m.IsPrimaryKey));
this.KeyValue = keyType.CreateNewInstance();
for (int i = 0; i < keyType.Properties.Count; i++)
{
this.KeyValue.SetMemberValue(i, entityValue.GetValue(keyType.Properties[i].Name));
}
var set = entityType.EntitySet;
this.EntitySetFullName = set.Container.Name + "." + set.Name;
}
private bool StructuralValuesAreEqual(QueryStructuralValue firstValueStructural, QueryStructuralValue secondValueStructural)
{
if (!this.StructuralTypesAreEqual(firstValueStructural.Type, secondValueStructural.Type))
{
return(false);
}
if (firstValueStructural.IsNull)
{
return(secondValueStructural.IsNull);
}
else if (secondValueStructural.IsNull)
{
return(false);
}
IEnumerable <QueryProperty> membersToCompare = firstValueStructural.Type.Properties;
if (firstValueStructural.Type is QueryEntityType)
{
membersToCompare = membersToCompare.Where(m => m.IsPrimaryKey);
}
foreach (QueryProperty member in membersToCompare)
{
QueryValue innerFirstvalue = firstValueStructural.GetValue(member.Name);
QueryValue innerSecondvalue = secondValueStructural.GetValue(member.Name);
if (!this.ValuesAreEqual(innerFirstvalue, innerSecondvalue))
{
return(false);
}
}
return(true);
}
