public override int GetHashCode()
{
if (this._hashCode == 0)
{
int code = _entityMetaData.GetHashCode() ^ _entityMetaData.Name.GetHashCode();
foreach (KeyValuePair <string, object> pair in this._keyValues)
{
code ^= pair.Key.GetHashCode() + pair.Value.GetHashCode();
}
this._hashCode = code;
}
return(this._hashCode);
}