public RecordFileReader(SqlBytes data)
{
if (data.IsNull)
{
throw new InvalidDataException(SR.EmptyFile);
}
this._reader = new SqlBytesReader(data);
}
public void ReadFieldData(SqlBytesReader reader)
{
char[] value = reader.ReadChars(this._fieldLength);
this._value = new string(value).Trim();
}
public void ReadHeader(SqlBytesReader reader)
{
char[] array = reader.ReadChars(11);
int i;
for (i = 0; i < array.Length && array[i] != 0; i++)
{
}
this._fieldName = new string(array, 0, i);
this._fieldType = reader.ReadChar();
reader.ReadUInt32();
this._fieldLength = reader.ReadByte();
this._decimalCount = reader.ReadByte();
reader.ReadUInt16();
reader.ReadByte();
reader.ReadUInt16();
reader.ReadByte();
reader.ReadUInt32();
reader.ReadUInt16();
reader.ReadByte();
reader.ReadByte();
if (this._fieldType == 'C')
{
if (this._fieldLength < 255)
{
return;
}
throw new InvalidDataException(string.Format(CultureInfo.CurrentCulture.NumberFormat, SR.UnsupportedDbfFieldLength, this._fieldType, this._fieldLength));
}
if (this._fieldType == 'N')
{
if (this._fieldLength <= 20)
{
return;
}
throw new InvalidDataException(string.Format(CultureInfo.CurrentCulture.NumberFormat, SR.UnsupportedDbfFieldLength, this._fieldType, this._fieldLength));
}
if (this._fieldType == 'L')
{
if (this._fieldLength == 1)
{
return;
}
throw new InvalidDataException(string.Format(CultureInfo.CurrentCulture.NumberFormat, SR.UnsupportedDbfFieldLength, this._fieldType, this._fieldLength));
}
if (this._fieldType == 'D')
{
if (this._fieldLength == 8)
{
return;
}
throw new InvalidDataException(string.Format(CultureInfo.CurrentCulture.NumberFormat, SR.UnsupportedDbfFieldLength, this._fieldType, this._fieldLength));
}
if (this._fieldType == 'F')
{
if (this._fieldLength <= 20)
{
return;
}
throw new InvalidDataException(string.Format(CultureInfo.CurrentCulture.NumberFormat, SR.UnsupportedDbfFieldLength, this._fieldType, this._fieldLength));
}
throw new InvalidDataException(string.Format(CultureInfo.CurrentCulture.NumberFormat, SR.UnsupportedDbfField, this._fieldType));
}
public void Dispose()
{
SqlBytesReader reader = this._reader;
GC.SuppressFinalize(this);
}