/// <summary>
///
/// </summary>
/// <param name="dataReader"></param>
/// <returns></returns>
public IResultMap ResolveSubMap(IDataReader dataReader)
{
IResultMap subMap = this;
if (_discriminator != null)
{
ResultProperty mapping = _discriminator.ResultProperty;
object dataBaseValue = mapping.GetDataBaseValue(dataReader);
if (dataBaseValue != null)
{
subMap = _discriminator.GetSubMap(dataBaseValue.ToString());
if (subMap == null)
{
subMap = this;
}
else if (subMap != this)
{
subMap = subMap.ResolveSubMap(dataReader);
}
}
else
{
subMap = _nullResultMap;
}
}
return(subMap);
}
