System.Data.XmlDataLoader.ProcessXsdSchema C# (CSharp) Метод

        private bool ProcessXsdSchema()
        {
            if (((object)_dataReader.LocalName == _XSD_SCHEMA && (object)_dataReader.NamespaceURI == _XSDNS))
            {
                // Found XSD schema
                if (_ignoreSchema)
                {                               // Should ignore it?
                    _dataReader.Skip();                              // Yes, skip it
                }
                else
                {                                              // Have to load schema.
                    if (_isTableLevel)
                    {                           // Loading into the DataTable ?
                        _dataTable.ReadXSDSchema(_dataReader, false); // Invoke ReadXSDSchema on a table
                        _nodeToSchemaMap = new XmlToDatasetMap(_dataReader.NameTable, _dataTable);
                    }                                               // Rebuild XML to DataSet map with new schema.
                    else
                    {                                          // Loading into the DataSet ?
                        _dataSet.ReadXSDSchema(_dataReader, false);   // Invoke ReadXSDSchema on a DataSet
                        _nodeToSchemaMap = new XmlToDatasetMap(_dataReader.NameTable, _dataSet);
                    }                                               // Rebuild XML to DataSet map with new schema.
                }
            }
            else if (((object)_dataReader.LocalName == _XDR_SCHEMA && (object)_dataReader.NamespaceURI == _XDRNS) ||
                    ((object)_dataReader.LocalName == _SQL_SYNC && (object)_dataReader.NamespaceURI == _UPDGNS))
            {
                _dataReader.Skip();                                  // Skip XDR or SQL sync 
            }
            else
            {
                return false;                                       // No schema found. That means reader's position 
                                                                    // is unchganged. Report that to the caller.
            }

            return true;                                            // Schema found, reader's position changed.
        }
    }