//Write public static void Write(string fileName, System.Data.DataTable table, Encoding encoding, bool overwrite = false) { var mode = Shapefile.GetMode(fileName, overwrite); System.IO.Stream stream = new System.IO.FileStream(fileName, mode); System.IO.BinaryWriter writer = new System.IO.BinaryWriter(stream); List <DbfFieldDescriptor> columns = MakeDbfFields(table.Columns); DbfHeader header = new DbfHeader(table.Rows.Count, table.Columns.Count, GetRecordLength(columns), encoding); writer.Write(IRI.Msh.Common.Helpers.StreamHelper.StructureToByteArray(header)); foreach (var item in columns) { writer.Write(IRI.Msh.Common.Helpers.StreamHelper.StructureToByteArray(item)); } //Terminator writer.Write(byte.Parse("0D", System.Globalization.NumberStyles.HexNumber)); for (int i = 0; i < table.Rows.Count; i++) { // All dbf field records begin with a deleted flag field. Deleted - 0x2A (asterisk) else 0x20 (space) writer.Write(byte.Parse("20", System.Globalization.NumberStyles.HexNumber)); for (int j = 0; j < table.Columns.Count; j++) { // 1400.02.03-comment //byte[] temp = new byte[columns[j].Length]; string value = table.Rows[i][j].ToString().Trim(); ////encoding.GetBytes(value, 0, value.Length, temp, 0); ////writer.Write(temp); // 1400.02.03-comment //writer.Write(GetBytes(value, temp, encoding)); writer.Write(DbfFieldMappings.Encode(value, columns[j].Length, encoding)); } } //End of file writer.Write(byte.Parse("1A", System.Globalization.NumberStyles.HexNumber)); writer.Close(); stream.Close(); }
public static void Write <T>(string dbfFileName, IEnumerable <T> values, List <ObjectToDbfTypeMap <T> > mapping, Encoding encoding, bool overwrite = false) { var columns = mapping.Select(m => m.FieldType).ToList(); int control = 0; try { //if (columns.Count != mapping.Count) //{ // throw new NotImplementedException(); //} var mode = Shapefile.GetMode(dbfFileName, overwrite); System.IO.Stream stream = new System.IO.FileStream(dbfFileName, mode); System.IO.BinaryWriter writer = new System.IO.BinaryWriter(stream); DbfHeader header = new DbfHeader(values.Count(), mapping.Count, GetRecordLength(columns), encoding); writer.Write(IRI.Msh.Common.Helpers.StreamHelper.StructureToByteArray(header)); foreach (var item in columns) { writer.Write(IRI.Msh.Common.Helpers.StreamHelper.StructureToByteArray(item)); } //Terminator writer.Write(byte.Parse("0D", System.Globalization.NumberStyles.HexNumber)); for (int i = 0; i < values.Count(); i++) { control = i; // All dbf field records begin with a deleted flag field. Deleted - 0x2A (asterisk) else 0x20 (space) writer.Write(byte.Parse("20", System.Globalization.NumberStyles.HexNumber)); for (int j = 0; j < mapping.Count; j++) { // 1400.02.03-comment //byte[] temp = new byte[columns[j].Length]; object value = mapping[j].MapFunction(values.ElementAt(i)); var temp = DbfFieldMappings.Encode(value, columns[j].Length, encoding); // 1400.02.03-comment //if (value is DateTime dt) //{ // value = dt.ToString("yyyyMMdd"); //} //if (value != null) //{ // //encoding.GetBytes(value.ToString(), 0, value.ToString().Length, temp, 0); // temp = GetBytes(value.ToString(), temp, encoding); //} ////string tt = encoding.GetString(temp); ////var le = tt.Length; writer.Write(temp); } } //End of file writer.Write(byte.Parse("1A", System.Globalization.NumberStyles.HexNumber)); writer.Close(); stream.Close(); System.IO.File.WriteAllText(Shapefile.GetCpgFileName(dbfFileName), encoding.BodyName); } catch (Exception ex) { string message = ex.Message; string m2 = message + " " + control.ToString(); } }