public static string SerializeDataRow(this System.Data.DataRow row, System.Data.XmlWriteMode shema = System.Data.XmlWriteMode.WriteSchema)
{
System.Data.DataTable tabletosend = null;
if (row.Table.Rows.Count > 1)
{
tabletosend = row.Table.Clone();
tabletosend.Rows.Add(row);
}
else
{
tabletosend = row.Table;
}
return(SerializeDataTable(tabletosend, shema));
}
/*
* /// <summary>
* /// Gets a Inverted DataTable
* /// https://www.codeproject.com/Articles/22008/C-Pivot-Table
* /// </summary>
* /// <param name="table">Provided DataTable</param>
* /// <param name="columnX">X Axis Column</param>
* /// <param name="columnY">Y Axis Column</param>
* /// <param name="columnZ">Z Axis Column (values)</param>
* /// <param name="columnsToIgnore">Whether to ignore some column, it must be
* /// provided here</param>
* /// <param name="nullValue">null Values to be filled</param>
* /// <returns>C# Pivot Table Method - Felipe Sabino</returns>
* public static DataTable PivotInversedTable(DataTable table, string columnX,
* string columnY, string columnZ, string nullValue, bool sumValues)
* {
* //Verify if Y and Z Axis columns re provided
* if (string.IsNullOrEmpty(columnY) || string.IsNullOrEmpty(columnZ))
* throw new Exception("The columns to perform inversion are not provided");
*
* //Create a DataTable to Return
* DataTable returnTable = new DataTable();
* if (columnX == "") columnX = table.Columns[0].ColumnName;
* returnTable.Columns.Add(columnY);
* //Read all DISTINCT values from columnX Column in the provided DataTale
* List<string> columnXValues = table.Rows.ToList().Select(row => Nglib.DATA.COLLECTIONS.DataSetTools.GetRowString(row, columnX)).Distinct().ToList();
*
*
* //Read DISTINCT Values for Y Axis Column
* List<string> columnYValues = new List<string>();
* foreach (DataRow dr in table.Rows)
* if (!columnYValues.Contains(dr[columnY].ToString()))
* columnYValues.Add(dr[columnY].ToString());
*
*
* //Loop all Column Y Distinct Value
* foreach (string columnYValue in columnYValues)
* {
* //Creates a new Row
* DataRow drReturn = returnTable.NewRow();
* drReturn[0] = columnYValue;
* //foreach column Y value, The rows are selected distincted
* DataRow[] rows = table.Select(columnY + "='" + columnYValue + "'");
*
* //Read each row to fill the DataTable
* foreach (DataRow dr in rows)
* {
* string rowColumnTitle = dr[columnX].ToString();
*
* //Read each column to fill the DataTable
* foreach (DataColumn dc in returnTable.Columns)
* {
* if (!dc.ColumnName.Equals(rowColumnTitle))
* continue;
*
* //If Sum of Values is True it try to perform a Sum
* //If sum is not possible due to value types, the value
* // displayed is the last one read
* if (sumValues)
* {
* try
* {
* drReturn[rowColumnTitle] =
* Convert.ToDecimal(drReturn[rowColumnTitle]) +
* Convert.ToDecimal(dr[columnZ]);
* }
* catch
* {
* drReturn[rowColumnTitle] = dr[columnZ];
* }
* }
* else
* {
* drReturn[rowColumnTitle] = dr[columnZ];
* }
*
* }
* }
* returnTable.Rows.Add(drReturn);
* }
*
*
* //if a nullValue is provided, fill the datable with it
* if (nullValue != "")
* foreach (DataRow dr in returnTable.Rows)
* foreach (DataColumn dc in returnTable.Columns)
* if (dr[dc.ColumnName].ToString() == "")
* dr[dc.ColumnName] = nullValue;
*
*
* return returnTable;
* }
*/
#endregion
public static string SerializeDataTable(this System.Data.DataTable ret, System.Data.XmlWriteMode shema = System.Data.XmlWriteMode.WriteSchema)
{
try
{
using (MemoryStream stream = new MemoryStream())
{
ret.WriteXml(stream, shema);
stream.Position = 0;
using (StreamReader reader = new StreamReader(stream, Encoding.UTF8))
{
return(reader.ReadToEnd());
}
}
}
catch (Exception ex)
{
throw new Exception("SerializeDataTable " + ex.Message, ex);
}
}
