C# - XML in DataTable laden

public DataTable ToDataTable(string xmlLocation)
        {
            DataTable resultTable = new DataTable();
            resultTable.ReadXml(xmlLocation);
            return resultTable;
        }

        public DataTable ToDataTable(Stream xmlStream)
        {
            DataTable resultTable = new DataTable();
            resultTable.ReadXml(xmlStream);
            return resultTable;
        }

        public DataTable ToDataTable(XmlReader xmlReader)
        {
            DataTable resultTable = new DataTable();
            resultTable.ReadXml(xmlReader);
            return resultTable;
        }

        public DataTable ToDataTable(TextReader txtReader)
        {
            DataTable resultTable = new DataTable();
            resultTable.ReadXml(txtReader);
            return resultTable;
        }