System.Data.Common.LoadAdapter.FillFromReader C# (CSharp) Method

        internal int FillFromReader(DataTable[] dataTables, IDataReader dataReader, int startRecord, int maxRecords)
        {
            return Fill(dataTables, dataReader, startRecord, maxRecords);
        }
    }

        public virtual void Load (IDataReader reader, LoadOption loadOption, FillErrorEventHandler errorHandler){
            IntPtr hscp;
            Bid.ScopeEnter(out hscp, "<ds.DataTable.Load|API> %d#, loadOption=%d{ds.LoadOption}\n", ObjectID, (int)loadOption);
            try {
                if (this.PrimaryKey.Length == 0) {
                    DataTableReader dtReader = reader as DataTableReader;
                    if (dtReader != null && dtReader.CurrentDataTable == this)
                        return; // if not return, it will go to infinite loop
                }
                Common.LoadAdapter adapter = new Common.LoadAdapter();
                adapter.FillLoadOption = loadOption;
                adapter.MissingSchemaAction = MissingSchemaAction.AddWithKey;
                if (null != errorHandler) {
                    adapter.FillError += errorHandler;
                }
                adapter.FillFromReader(new DataTable[] { this }, reader, 0, 0);

                if (!reader.IsClosed && !reader.NextResult()) { // 
                    reader.Close();
                }
            }
            finally {
                Bid.ScopeLeave(ref hscp);
            }
        }