public void Write(object value, ProtoWriter dest) { if (wellKnown) { BclHelpers.WriteDuration((TimeSpan)value, dest); } else { BclHelpers.WriteTimeSpan((TimeSpan)value, dest); } }
public void Write(ProtoWriter dest, ref ProtoWriter.State state, object value) { if (wellKnown) { BclHelpers.WriteDuration((TimeSpan)value, dest, ref state); } else { BclHelpers.WriteTimeSpan((TimeSpan)value, dest, ref state); } }
public void Write(object value, ProtoWriter dest) { BclHelpers.WriteTimeSpan((TimeSpan)value, dest); }
public static void WriteRecord(ProtoWriterContext context, int recordIndex, IDataRecord record) { ProtoWriter.WriteFieldHeader(RecordFieldHeader, WireType.StartGroup, context.Writer); context.StartSubItem(recordIndex); for (var columnIndex = 0; columnIndex < context.Columns.Count; columnIndex++) { // The check whether record[columnIndex] == null is removed due to the fact that value types have to be // boxed into an object just to check whether the field value is null. This creates garbage, thus has // impact on garbage collection. Removing the check should not be a problem as IDataRecord.IsDBNull // should be sufficient (tested with SqlDataReader, SqlLiteDataReader, and DataTableReader). if (record.IsDBNull(columnIndex)) { continue; } var fieldNumber = columnIndex + 1; switch (context.Columns[columnIndex].ProtoDataType) { case ProtoDataType.String: ProtoWriter.WriteFieldHeader(fieldNumber, WireType.String, context.Writer); ProtoWriter.WriteString(record.GetString(columnIndex), context.Writer); break; case ProtoDataType.Short: ProtoWriter.WriteFieldHeader(fieldNumber, WireType.Variant, context.Writer); ProtoWriter.WriteInt16(record.GetInt16(columnIndex), context.Writer); break; case ProtoDataType.Decimal: ProtoWriter.WriteFieldHeader(fieldNumber, WireType.StartGroup, context.Writer); BclHelpers.WriteDecimal(record.GetDecimal(columnIndex), context.Writer); break; case ProtoDataType.Int: ProtoWriter.WriteFieldHeader(fieldNumber, WireType.Variant, context.Writer); ProtoWriter.WriteInt32(record.GetInt32(columnIndex), context.Writer); break; case ProtoDataType.Guid: ProtoWriter.WriteFieldHeader(fieldNumber, WireType.StartGroup, context.Writer); BclHelpers.WriteGuid(record.GetGuid(columnIndex), context.Writer); break; case ProtoDataType.DateTime: ProtoWriter.WriteFieldHeader(fieldNumber, WireType.StartGroup, context.Writer); BclHelpers.WriteDateTime(record.GetDateTime(columnIndex), context.Writer); break; case ProtoDataType.Bool: ProtoWriter.WriteFieldHeader(fieldNumber, WireType.Variant, context.Writer); ProtoWriter.WriteBoolean(record.GetBoolean(columnIndex), context.Writer); break; case ProtoDataType.Byte: ProtoWriter.WriteFieldHeader(fieldNumber, WireType.Variant, context.Writer); ProtoWriter.WriteByte(record.GetByte(columnIndex), context.Writer); break; case ProtoDataType.Char: ProtoWriter.WriteFieldHeader(fieldNumber, WireType.Variant, context.Writer); ProtoWriter.WriteInt16((short)record.GetChar(columnIndex), context.Writer); break; case ProtoDataType.Double: ProtoWriter.WriteFieldHeader(fieldNumber, WireType.Fixed64, context.Writer); ProtoWriter.WriteDouble(record.GetDouble(columnIndex), context.Writer); break; case ProtoDataType.Float: ProtoWriter.WriteFieldHeader(fieldNumber, WireType.Fixed32, context.Writer); ProtoWriter.WriteSingle(record.GetFloat(columnIndex), context.Writer); break; case ProtoDataType.Long: ProtoWriter.WriteFieldHeader(fieldNumber, WireType.Variant, context.Writer); ProtoWriter.WriteInt64(record.GetInt64(columnIndex), context.Writer); break; case ProtoDataType.ByteArray: var bytes = (byte[])record[columnIndex]; if (bytes.Length != 0 || !context.Options.SerializeEmptyArraysAsNull) { ProtoWriter.WriteFieldHeader(fieldNumber, WireType.String, context.Writer); ProtoWriter.WriteBytes(bytes, 0, bytes.Length, context.Writer); } break; case ProtoDataType.CharArray: var characters = (char[])record[columnIndex]; if (characters.Length != 0 || !context.Options.SerializeEmptyArraysAsNull) { ProtoWriter.WriteFieldHeader(fieldNumber, WireType.String, context.Writer); ProtoWriter.WriteString(new string(characters), context.Writer); } break; case ProtoDataType.TimeSpan: ProtoWriter.WriteFieldHeader(fieldNumber, WireType.StartGroup, context.Writer); BclHelpers.WriteTimeSpan((TimeSpan)record[columnIndex], context.Writer); break; default: throw new NotSupportedException($"The data type '{context.Columns[columnIndex].DataType.Name}' is not supported. The supported data types are: {TypeHelper.GetSupportedDataTypes()}."); } } context.EndSubItem(); }
public static void ProtoWrite(DataTable table, Stream stream) { using (ProtoWriter writer = new ProtoWriter(stream, null, null)) { if (!string.IsNullOrEmpty(table.TableName)) { ProtoWriter.WriteFieldHeader(1, WireType.String, writer); ProtoWriter.WriteString(table.TableName, writer); } DataColumnCollection columns = table.Columns; Action <object>[] actionArray = new Action <object> [columns.Count]; int index = 0; foreach (DataColumn column in columns) { MappedType boolean; Action <object> action; Action <object> action2 = null; Action <object> action3 = null; Action <object> action4 = null; Action <object> action5 = null; Action <object> action6 = null; Action <object> action7 = null; Action <object> action8 = null; Action <object> action9 = null; Action <object> action10 = null; Action <object> action11 = null; Action <object> action12 = null; ProtoWriter.WriteFieldHeader(2, WireType.StartGroup, writer); SubItemToken token = ProtoWriter.StartSubItem(column, writer); ProtoWriter.WriteFieldHeader(1, WireType.String, writer); ProtoWriter.WriteString(column.ColumnName, writer); ProtoWriter.WriteFieldHeader(2, WireType.Variant, writer); switch (Type.GetTypeCode(column.DataType)) { case TypeCode.Boolean: boolean = MappedType.Boolean; break; case TypeCode.Byte: boolean = MappedType.Byte; break; case TypeCode.Int16: boolean = MappedType.Int16; break; case TypeCode.Int32: boolean = MappedType.Int32; break; case TypeCode.Int64: boolean = MappedType.Int64; break; case TypeCode.Double: boolean = MappedType.Double; break; case TypeCode.Decimal: boolean = MappedType.Decimal; break; case TypeCode.DateTime: boolean = MappedType.DateTime; break; case TypeCode.String: boolean = MappedType.String; break; default: if (column.DataType == typeof(Guid)) { boolean = MappedType.Guid; } else if (column.DataType == typeof(byte[])) { boolean = MappedType.Byte; } else { if (column.DataType != typeof(TimeSpan)) { throw new NotSupportedException(column.DataType.Name); } boolean = MappedType.TimeSpan; } break; } ProtoWriter.WriteInt32((int)boolean, writer); ProtoWriter.WriteFieldHeader(3, WireType.String, writer); ProtoWriter.WriteString(column.Caption, writer); ProtoWriter.EndSubItem(token, writer); int field = index + 1; switch (boolean) { case MappedType.Boolean: if (action2 == null) { action2 = delegate(object value) { ProtoWriter.WriteFieldHeader(field, WireType.Variant, writer); ProtoWriter.WriteBoolean(Convert.ToBoolean(value), writer); }; } action = action2; break; case MappedType.Byte: if (action3 == null) { action3 = delegate(object value) { byte[] inArray = value as byte[]; string str = Convert.ToBase64String(inArray); ProtoWriter.WriteFieldHeader(field, WireType.String, writer); ProtoWriter.WriteString(str, writer); }; } action = action3; break; case MappedType.Double: if (action4 == null) { action4 = delegate(object value) { ProtoWriter.WriteFieldHeader(field, WireType.Fixed64, writer); ProtoWriter.WriteDouble(Convert.ToDouble(value), writer); }; } action = action4; break; case MappedType.Int16: if (action7 == null) { action7 = delegate(object value) { ProtoWriter.WriteFieldHeader(field, WireType.Variant, writer); ProtoWriter.WriteInt16((short)value, writer); }; } action = action7; break; case MappedType.Int32: if (action8 == null) { action8 = delegate(object value) { ProtoWriter.WriteFieldHeader(field, WireType.Variant, writer); ProtoWriter.WriteInt32(Convert.ToInt32(value), writer); }; } action = action8; break; case MappedType.Int64: if (action9 == null) { action9 = delegate(object value) { ProtoWriter.WriteFieldHeader(field, WireType.Variant, writer); ProtoWriter.WriteInt64((long)value, writer); }; } action = action9; break; case MappedType.String: if (action5 == null) { action5 = delegate(object value) { ProtoWriter.WriteFieldHeader(field, WireType.String, writer); ProtoWriter.WriteString(Convert.ToString(value), writer); }; } action = action5; break; case MappedType.Decimal: if (action6 == null) { action6 = delegate(object value) { ProtoWriter.WriteFieldHeader(field, WireType.StartGroup, writer); BclHelpers.WriteDecimal(Convert.ToDecimal(value), writer); }; } action = action6; break; case MappedType.Guid: if (action10 == null) { action10 = delegate(object value) { ProtoWriter.WriteFieldHeader(field, WireType.StartGroup, writer); BclHelpers.WriteGuid((Guid)value, writer); }; } action = action10; break; case MappedType.DateTime: if (action11 == null) { action11 = delegate(object value) { ProtoWriter.WriteFieldHeader(field, WireType.StartGroup, writer); BclHelpers.WriteDateTime(Convert.ToDateTime(value), writer); }; } action = action11; break; case MappedType.TimeSpan: if (action12 == null) { action12 = delegate(object value) { ProtoWriter.WriteFieldHeader(field, WireType.StartGroup, writer); if (value is TimeSpan) { BclHelpers.WriteTimeSpan((TimeSpan)value, writer); } else { BclHelpers.WriteTimeSpan(TimeSpan.Zero, writer); } }; } action = action12; break; default: throw new NotSupportedException(column.DataType.Name); } actionArray[index++] = action; } foreach (DataRow row in table.Rows) { index = 0; ProtoWriter.WriteFieldHeader(3, WireType.StartGroup, writer); SubItemToken token2 = ProtoWriter.StartSubItem(row, writer); foreach (DataColumn column2 in columns) { object obj2 = row[column2]; if ((obj2 != null) && !(obj2 is DBNull)) { actionArray[index](obj2); } index++; } ProtoWriter.EndSubItem(token2, writer); } } }
/// <summary> /// This is the more "complete" version of Serialize, which handles single instances of mapped types. /// The value is written as a complete field, including field-header and (for sub-objects) a /// length-prefix /// In addition to that, this provides support for: /// - basic values; individual int / string / Guid / etc /// - IEnumerable sequences of any type handled by TrySerializeAuxiliaryType /// /// </summary> internal bool TrySerializeAuxiliaryType(ProtoWriter writer, Type type, DataFormat format, int tag, object value) { if (type == null) { type = value.GetType(); } TypeCode typecode = Type.GetTypeCode(type); int modelKey; // note the "ref type" here normalizes against proxies WireType wireType = GetWireType(typecode, format, ref type, out modelKey); if (modelKey >= 0) { // write the header, but defer to the model ProtoWriter.WriteFieldHeader(tag, wireType, writer); switch (wireType) { case WireType.None: throw ProtoWriter.CreateException(writer); case WireType.StartGroup: case WireType.String: // needs a wrapping length etc SubItemToken token = ProtoWriter.StartSubItem(value, writer); Serialize(modelKey, value, writer); ProtoWriter.EndSubItem(token, writer); return(true); default: Serialize(modelKey, value, writer); return(true); } } if (wireType != WireType.None) { ProtoWriter.WriteFieldHeader(tag, wireType, writer); } switch (typecode) { case TypeCode.Int16: ProtoWriter.WriteInt16((short)value, writer); return(true); case TypeCode.Int32: ProtoWriter.WriteInt32((int)value, writer); return(true); case TypeCode.Int64: ProtoWriter.WriteInt64((long)value, writer); return(true); case TypeCode.UInt16: ProtoWriter.WriteUInt16((ushort)value, writer); return(true); case TypeCode.UInt32: ProtoWriter.WriteUInt32((uint)value, writer); return(true); case TypeCode.UInt64: ProtoWriter.WriteUInt64((ulong)value, writer); return(true); case TypeCode.Boolean: ProtoWriter.WriteBoolean((bool)value, writer); return(true); case TypeCode.SByte: ProtoWriter.WriteSByte((sbyte)value, writer); return(true); case TypeCode.Byte: ProtoWriter.WriteByte((byte)value, writer); return(true); case TypeCode.Char: ProtoWriter.WriteUInt16((ushort)(char)value, writer); return(true); case TypeCode.Double: ProtoWriter.WriteDouble((double)value, writer); return(true); case TypeCode.Single: ProtoWriter.WriteSingle((float)value, writer); return(true); case TypeCode.DateTime: BclHelpers.WriteDateTime((DateTime)value, writer); return(true); case TypeCode.Decimal: BclHelpers.WriteDecimal((decimal)value, writer); return(true); case TypeCode.String: ProtoWriter.WriteString((string)value, writer); return(true); } if (type == typeof(byte[])) { ProtoWriter.WriteBytes((byte[])value, writer); return(true); } if (type == typeof(TimeSpan)) { BclHelpers.WriteTimeSpan((TimeSpan)value, writer); return(true); } if (type == typeof(Guid)) { BclHelpers.WriteGuid((Guid)value, writer); return(true); } if (type == typeof(Uri)) { ProtoWriter.WriteString(((Uri)value).AbsoluteUri, writer); return(true); } // by now, we should have covered all the simple cases; if we wrote a field-header, we have // forgotten something! Helpers.DebugAssert(wireType == WireType.None); // now attempt to handle sequences (including arrays and lists) IEnumerable sequence = value as IEnumerable; if (sequence != null) { foreach (object item in sequence) { if (item == null) { throw new NullReferenceException(); } if (!TrySerializeAuxiliaryType(writer, null, format, tag, item)) { ThrowUnexpectedType(item.GetType()); } } return(true); } return(false); }
internal bool TrySerializeAuxiliaryType(ProtoWriter writer, Type type, DataFormat format, int tag, object value, bool isInsideList) { if (type == null) { type = value.GetType(); } ProtoTypeCode typeCode = Helpers.GetTypeCode(type); int modelKey; WireType wireType = GetWireType(typeCode, format, ref type, out modelKey); if (modelKey >= 0) { if (Helpers.IsEnum(type)) { Serialize(modelKey, value, writer); return(true); } ProtoWriter.WriteFieldHeader(tag, wireType, writer); switch (wireType) { case WireType.None: throw ProtoWriter.CreateException(writer); case WireType.String: case WireType.StartGroup: { SubItemToken token = ProtoWriter.StartSubItem(value, writer); Serialize(modelKey, value, writer); ProtoWriter.EndSubItem(token, writer); return(true); } default: Serialize(modelKey, value, writer); return(true); } } if (wireType != WireType.None) { ProtoWriter.WriteFieldHeader(tag, wireType, writer); } switch (typeCode) { case ProtoTypeCode.Int16: ProtoWriter.WriteInt16((short)value, writer); return(true); case ProtoTypeCode.Int32: ProtoWriter.WriteInt32((int)value, writer); return(true); case ProtoTypeCode.Int64: ProtoWriter.WriteInt64((long)value, writer); return(true); case ProtoTypeCode.UInt16: ProtoWriter.WriteUInt16((ushort)value, writer); return(true); case ProtoTypeCode.UInt32: ProtoWriter.WriteUInt32((uint)value, writer); return(true); case ProtoTypeCode.UInt64: ProtoWriter.WriteUInt64((ulong)value, writer); return(true); case ProtoTypeCode.Boolean: ProtoWriter.WriteBoolean((bool)value, writer); return(true); case ProtoTypeCode.SByte: ProtoWriter.WriteSByte((sbyte)value, writer); return(true); case ProtoTypeCode.Byte: ProtoWriter.WriteByte((byte)value, writer); return(true); case ProtoTypeCode.Char: ProtoWriter.WriteUInt16((char)value, writer); return(true); case ProtoTypeCode.Double: ProtoWriter.WriteDouble((double)value, writer); return(true); case ProtoTypeCode.Single: ProtoWriter.WriteSingle((float)value, writer); return(true); case ProtoTypeCode.DateTime: BclHelpers.WriteDateTime((DateTime)value, writer); return(true); case ProtoTypeCode.Decimal: BclHelpers.WriteDecimal((decimal)value, writer); return(true); case ProtoTypeCode.String: ProtoWriter.WriteString((string)value, writer); return(true); case ProtoTypeCode.ByteArray: ProtoWriter.WriteBytes((byte[])value, writer); return(true); case ProtoTypeCode.TimeSpan: BclHelpers.WriteTimeSpan((TimeSpan)value, writer); return(true); case ProtoTypeCode.Guid: BclHelpers.WriteGuid((Guid)value, writer); return(true); case ProtoTypeCode.Uri: ProtoWriter.WriteString(((Uri)value).AbsoluteUri, writer); return(true); default: { IEnumerable enumerable = value as IEnumerable; if (enumerable != null) { if (isInsideList) { throw CreateNestedListsNotSupported(); } foreach (object item in enumerable) { if (item == null) { throw new NullReferenceException(); } if (!TrySerializeAuxiliaryType(writer, null, format, tag, item, isInsideList: true)) { ThrowUnexpectedType(item.GetType()); } } return(true); } return(false); } } }
public void WriteRow(IDataRecord row) { int fieldIndex = 1; ProtoWriter.WriteFieldHeader(3, WireType.StartGroup, writer); SubItemToken token = ProtoWriter.StartSubItem(rowIndex, writer); foreach (ProtoDataColumn column in columns) { object value = row[column.ColumnIndex]; if (value == null || value is DBNull || (options.SerializeEmptyArraysAsNull && IsZeroLengthArray(value))) { // don't write anything } else { switch (column.ProtoDataType) { case ProtoDataType.String: ProtoWriter.WriteFieldHeader(fieldIndex, WireType.String, writer); ProtoWriter.WriteString((string)value, writer); break; case ProtoDataType.Short: ProtoWriter.WriteFieldHeader(fieldIndex, WireType.Variant, writer); ProtoWriter.WriteInt16((short)value, writer); break; case ProtoDataType.Decimal: ProtoWriter.WriteFieldHeader(fieldIndex, WireType.StartGroup, writer); BclHelpers.WriteDecimal((decimal)value, writer); break; case ProtoDataType.Int: ProtoWriter.WriteFieldHeader(fieldIndex, WireType.Variant, writer); ProtoWriter.WriteInt32((int)value, writer); break; case ProtoDataType.Guid: ProtoWriter.WriteFieldHeader(fieldIndex, WireType.StartGroup, writer); BclHelpers.WriteGuid((Guid)value, writer); break; case ProtoDataType.DateTime: ProtoWriter.WriteFieldHeader(fieldIndex, WireType.StartGroup, writer); BclHelpers.WriteDateTime((DateTime)value, writer); break; case ProtoDataType.Bool: ProtoWriter.WriteFieldHeader(fieldIndex, WireType.Variant, writer); ProtoWriter.WriteBoolean((bool)value, writer); break; case ProtoDataType.Byte: ProtoWriter.WriteFieldHeader(fieldIndex, WireType.Variant, writer); ProtoWriter.WriteByte((byte)value, writer); break; case ProtoDataType.Char: ProtoWriter.WriteFieldHeader(fieldIndex, WireType.Variant, writer); ProtoWriter.WriteInt16((short)(char)value, writer); break; case ProtoDataType.Double: ProtoWriter.WriteFieldHeader(fieldIndex, WireType.Fixed64, writer); ProtoWriter.WriteDouble((double)value, writer); break; case ProtoDataType.Float: ProtoWriter.WriteFieldHeader(fieldIndex, WireType.Fixed32, writer); ProtoWriter.WriteSingle((float)value, writer); break; case ProtoDataType.Long: ProtoWriter.WriteFieldHeader(fieldIndex, WireType.Variant, writer); ProtoWriter.WriteInt64((long)value, writer); break; case ProtoDataType.ByteArray: ProtoWriter.WriteFieldHeader(fieldIndex, WireType.String, writer); ProtoWriter.WriteBytes((byte[])value, 0, ((byte[])value).Length, writer); break; case ProtoDataType.CharArray: ProtoWriter.WriteFieldHeader(fieldIndex, WireType.String, writer); ProtoWriter.WriteString(new string((char[])value), writer); break; case ProtoDataType.TimeSpan: ProtoWriter.WriteFieldHeader(fieldIndex, WireType.StartGroup, writer); BclHelpers.WriteTimeSpan((TimeSpan)value, writer); break; default: throw new UnsupportedColumnTypeException( ConvertProtoDataType.ToClrType(column.ProtoDataType)); } } fieldIndex++; } ProtoWriter.EndSubItem(token, writer); rowIndex++; }
public void Write(object value, ProtoWriter dest) { BclHelpers.WriteTimeSpan(ValueObject.Value <TimeSpan>(value), dest); }
private void WriteColumn(ProtoWriter writer, IReactiveColumn column, int fieldId, int rowId) { if (column.Type == typeof(int)) { ProtoWriter.WriteFieldHeader(fieldId, WireType.Variant, writer); ProtoWriter.WriteInt32(_table.GetValue <int>(column.ColumnId, rowId), writer); } else if (column.Type == typeof(short)) { ProtoWriter.WriteFieldHeader(fieldId, WireType.Variant, writer); ProtoWriter.WriteInt16(_table.GetValue <short>(column.ColumnId, rowId), writer); } else if (column.Type == typeof(string)) { ProtoWriter.WriteFieldHeader(fieldId, WireType.String, writer); var value = _table.GetValue <string>(column.ColumnId, rowId); // Console.WriteLine("Writing string {0}", value); ProtoWriter.WriteString(value ?? string.Empty, writer); } else if (column.Type == typeof(bool)) { ProtoWriter.WriteFieldHeader(fieldId, WireType.Variant, writer); ProtoWriter.WriteBoolean(_table.GetValue <bool>(column.ColumnId, rowId), writer); } else if (column.Type == typeof(double)) { ProtoWriter.WriteFieldHeader(fieldId, WireType.Fixed64, writer); ProtoWriter.WriteDouble(_table.GetValue <double>(column.ColumnId, rowId), writer); } else if (column.Type == typeof(long)) { ProtoWriter.WriteFieldHeader(fieldId, WireType.Variant, writer); ProtoWriter.WriteInt64(_table.GetValue <long>(column.ColumnId, rowId), writer); } else if (column.Type == typeof(decimal)) { ProtoWriter.WriteFieldHeader(fieldId, WireType.StartGroup, writer); BclHelpers.WriteDecimal(_table.GetValue <decimal>(column.ColumnId, rowId), writer); } else if (column.Type == typeof(DateTime)) { ProtoWriter.WriteFieldHeader(fieldId, WireType.StartGroup, writer); BclHelpers.WriteDateTime(_table.GetValue <DateTime>(column.ColumnId, rowId), writer); } else if (column.Type == typeof(TimeSpan)) { ProtoWriter.WriteFieldHeader(fieldId, WireType.StartGroup, writer); BclHelpers.WriteTimeSpan(_table.GetValue <TimeSpan>(column.ColumnId, rowId), writer); } else if (column.Type == typeof(Guid)) { ProtoWriter.WriteFieldHeader(fieldId, WireType.StartGroup, writer); BclHelpers.WriteGuid(_table.GetValue <Guid>(column.ColumnId, rowId), writer); } else if (column.Type == typeof(float)) { ProtoWriter.WriteFieldHeader(fieldId, WireType.Fixed32, writer); ProtoWriter.WriteSingle(_table.GetValue <float>(column.ColumnId, rowId), writer); } else if (column.Type == typeof(byte)) { ProtoWriter.WriteFieldHeader(fieldId, WireType.Variant, writer); ProtoWriter.WriteByte(_table.GetValue <byte>(column.ColumnId, rowId), writer); } else if (column.Type == typeof(char)) { ProtoWriter.WriteFieldHeader(fieldId, WireType.Variant, writer); ProtoWriter.WriteInt16((short)_table.GetValue <char>(column.ColumnId, rowId), writer); } }
private static void WriteRecord(IDataReader reader, List <ProtoBufDataColumn> columns, ProtoWriter writer, int recordIndex) { ProtoWriter.WriteFieldHeader(FieldHeaders.Record, WireType.StartGroup, writer); var recordToken = ProtoWriter.StartSubItem(recordIndex, writer); for (var i = 0; i < columns.Count; i++) { var fieldHeader = i + 1; if (!reader.IsDBNull(columns[i].Ordinal)) { switch (columns[i].ProtoBufDataType) { case ProtoBufDataType.Bool: ProtoWriter.WriteFieldHeader(fieldHeader, WireType.Variant, writer); ProtoWriter.WriteBoolean(reader.GetBoolean(columns[i].Ordinal), writer); break; case ProtoBufDataType.Byte: ProtoWriter.WriteFieldHeader(fieldHeader, WireType.Variant, writer); ProtoWriter.WriteByte(reader.GetByte(columns[i].Ordinal), writer); break; case ProtoBufDataType.ByteArray: ProtoWriter.WriteFieldHeader(fieldHeader, WireType.String, writer); var value = reader[columns[i].Ordinal]; ProtoWriter.WriteBytes((byte[])value, 0, ((byte[])value).Length, writer); break; case ProtoBufDataType.Char: ProtoWriter.WriteFieldHeader(fieldHeader, WireType.Variant, writer); ProtoWriter.WriteInt16((short)reader.GetChar(columns[i].Ordinal), writer); break; case ProtoBufDataType.CharArray: ProtoWriter.WriteFieldHeader(fieldHeader, WireType.String, writer); ProtoWriter.WriteString(new string((char[])reader[columns[i].Ordinal]), writer); break; case ProtoBufDataType.DateTime: ProtoWriter.WriteFieldHeader(fieldHeader, WireType.StartGroup, writer); BclHelpers.WriteDateTime(reader.GetDateTime(columns[i].Ordinal), writer); break; case ProtoBufDataType.Decimal: ProtoWriter.WriteFieldHeader(fieldHeader, WireType.StartGroup, writer); BclHelpers.WriteDecimal(reader.GetDecimal(columns[i].Ordinal), writer); break; case ProtoBufDataType.Double: ProtoWriter.WriteFieldHeader(fieldHeader, WireType.Fixed64, writer); ProtoWriter.WriteDouble(reader.GetDouble(columns[i].Ordinal), writer); break; case ProtoBufDataType.Float: ProtoWriter.WriteFieldHeader(fieldHeader, WireType.Fixed32, writer); ProtoWriter.WriteSingle(reader.GetFloat(columns[i].Ordinal), writer); break; case ProtoBufDataType.Guid: ProtoWriter.WriteFieldHeader(fieldHeader, WireType.StartGroup, writer); BclHelpers.WriteGuid(reader.GetGuid(columns[i].Ordinal), writer); break; case ProtoBufDataType.Int: ProtoWriter.WriteFieldHeader(fieldHeader, WireType.Variant, writer); ProtoWriter.WriteInt32(reader.GetInt32(columns[i].Ordinal), writer); break; case ProtoBufDataType.Long: ProtoWriter.WriteFieldHeader(fieldHeader, WireType.Variant, writer); ProtoWriter.WriteInt64(reader.GetInt64(columns[i].Ordinal), writer); break; case ProtoBufDataType.Short: ProtoWriter.WriteFieldHeader(fieldHeader, WireType.Variant, writer); ProtoWriter.WriteInt16(reader.GetInt16(columns[i].Ordinal), writer); break; case ProtoBufDataType.String: ProtoWriter.WriteFieldHeader(fieldHeader, WireType.String, writer); ProtoWriter.WriteString(reader.GetString(columns[i].Ordinal), writer); break; case ProtoBufDataType.TimeSpan: ProtoWriter.WriteFieldHeader(fieldHeader, WireType.StartGroup, writer); BclHelpers.WriteTimeSpan((TimeSpan)reader[columns[i].Ordinal], writer); break; } } } ProtoWriter.EndSubItem(recordToken, writer); }