System.Data.XmlDataInferenceLoader.GetMappedColumn C# (CSharp) Метод

		private DataColumn GetMappedColumn (TableMapping table, string name, string prefix, string ns, MappingType type, Type optColType)
		{
			DataColumn col = table.GetColumn (name);
			// Infer schema
			if (col == null) {
				col = new DataColumn (name);
				col.Prefix = prefix;
				col.Namespace = ns;
				col.ColumnMapping = type;
				switch (type) {
				case MappingType.Element:
					table.Elements.Add (col);
					break;
				case MappingType.Attribute:
					table.Attributes.Add (col);
					break;
				case MappingType.SimpleContent:
					table.SimpleContent = col;
					break;
				case MappingType.Hidden:
					// To generate parent key
					col.DataType = optColType;
					table.ReferenceKey = col;
					break;
				}
			}
			else if (col.ColumnMapping != type) // Check mapping type
				throw new DataException (String.Format ("There are already another column that has different mapping type. Column is {0}, existing mapping type is {1}", col.ColumnName, col.ColumnMapping));

			return col;
		}