public override int GetHashCode()
{
int hash = 17;
hash = hash * 31 + byListIndex.GetHashCode();
if (byProperty != null)
{
hash = hash * 31 + byProperty.GetHashCode();
}
if (byDictKey != null)
{
hash = hash * 31 + byDictKey.GetHashCode();
}
return(hash);
}
