/// <summary>
/// Method to write <paramref name="header"/> to the dbase stream
/// </summary>
/// <param name="header">The header to write</param>
public void Write(DbaseFileHeader header)
{
//if (header == null)
// throw new ArgumentNullException("header");
////if (_recordsWritten)
//// throw new InvalidOperationException("Records have already been written. Header file needs to be written first.");
//_headerWritten = true;
//if (header.Encoding.WindowsCodePage != _encoding.WindowsCodePage)
//{
// header.Encoding = _encoding;
//}
//header.WriteHeader(_writer);
//_header = header;
if (header == null)
{
throw new ArgumentNullException("header");
}
//if (_recordsWritten)
// throw new InvalidOperationException("Records have already been written. Header file needs to be written first.");
_headerWritten = true;
// Set the encoding if not already done.
if (header.Encoding == null)
{
header.Encoding = _encoding;
}
if (header.Encoding.WindowsCodePage != _encoding.WindowsCodePage)
{
header.Encoding = _encoding;
}
// Get the current position
var currentPosition = (int)_writer.BaseStream.Position;
//Header should always be written first in the file
if (_writer.BaseStream.Position != 0)
{
_writer.Seek(0, SeekOrigin.Begin);
}
// actually write the header
header.WriteHeader(_writer);
// reposition the stream
if (currentPosition != 0)
{
_writer.Seek(currentPosition, SeekOrigin.Begin);
}
_header = header;
}
/// <summary>
///
/// </summary>
/// <param name="header"></param>
public void Write(DbaseFileHeader header)
{
if (header == null)
{
throw new ArgumentNullException("header");
}
//if (_recordsWritten)
// throw new InvalidOperationException("Records have already been written. Header file needs to be written first.");
_headerWritten = true;
header.WriteHeader(_writer);
_header = header;
}
/// <summary>
/// </summary>
/// <param name="header"></param>
public void Write(DbaseFileHeader header)
{
if (header == null)
throw new ArgumentNullException("header");
//if (_recordsWritten)
// throw new InvalidOperationException("Records have already been written. Header file needs to be written first.");
_headerWritten = true;
if (header.Encoding.WindowsCodePage != _encoding.WindowsCodePage)
{
header.Encoding = _encoding;
}
header.WriteHeader(_writer);
_header = header;
}
/// <summary>
///
/// </summary>
/// <param name="header"></param>
public void Write(DbaseFileHeader header)
{
if (header == null)
throw new ArgumentNullException("header");
//if (_recordsWritten)
// throw new InvalidOperationException("Records have already been written. Header file needs to be written first.");
_headerWritten = true;
#if !SILVERLIGHT && !PCL
if (header.Encoding.WindowsCodePage != _encoding.WindowsCodePage)
{
#else
if (header.Encoding.WebName != _encoding.WebName)
{
#endif
header.Encoding = _encoding;
}
header.WriteHeader(_writer);
_header = header;
}
/// <summary>
///
/// </summary>
/// <param name="columnValues"></param>
public void Write(IList columnValues)
{
if (columnValues == null)
throw new ArgumentNullException("columnValues");
if (!_headerWritten)
throw new InvalidOperationException("Header records need to be written first.");
int i = 0;
_writer.Write((byte)0x20); // the deleted flag
foreach (object columnValue in columnValues)
{
DbaseFieldDescriptor headerField = _header.Fields[i];
if (columnValue == null)
// Don't corrupt the file by not writing if the value is null.
// Instead, treat it like an empty string.
Write(string.Empty, headerField.Length);
else if (headerField.Type == typeof(string))
// If the column is a character column, the values in that
// column should be treated as text, even if the column value
// is not a string.
Write(columnValue.ToString(), headerField.Length);
else if (IsRealType(columnValue.GetType()))
Write(Convert.ToDecimal(columnValue), headerField.Length, headerField.DecimalCount);
else if (IsIntegerType(columnValue.GetType()))
Write(Convert.ToDecimal(columnValue), headerField.Length, headerField.DecimalCount);
else if (columnValue is Decimal)
Write((decimal)columnValue, headerField.Length, headerField.DecimalCount);
else if (columnValue is Boolean)
Write((bool)columnValue);
else if (columnValue is string)
Write((string)columnValue, headerField.Length);
else if (columnValue is DateTime)
Write((DateTime)columnValue);
else if (columnValue is Char)
Write((Char)columnValue, headerField.Length);
i++;
}
}
/// <summary>
/// Method to write <paramref name="header"/> to the dbase stream
/// </summary>
/// <param name="header">The header to write</param>
public void Write(DbaseFileHeader header)
{
//if (header == null)
// throw new ArgumentNullException("header");
////if (_recordsWritten)
//// throw new InvalidOperationException("Records have already been written. Header file needs to be written first.");
//_headerWritten = true;
//if (header.Encoding.WindowsCodePage != _encoding.WindowsCodePage)
//{
// header.Encoding = _encoding;
//}
//header.WriteHeader(_writer);
//_header = header;
if (header == null)
throw new ArgumentNullException("header");
//if (_recordsWritten)
// throw new InvalidOperationException("Records have already been written. Header file needs to be written first.");
_headerWritten = true;
if (header.Encoding.WindowsCodePage != _encoding.WindowsCodePage)
{
header.Encoding = _encoding;
}
// Get the current position
var currentPosition = (int)_writer.BaseStream.Position;
//Header should always be written first in the file
if (_writer.BaseStream.Position != 0)
_writer.Seek(0, SeekOrigin.Begin);
// actually write the header
header.WriteHeader(_writer);
// reposition the stream
if (currentPosition != 0)
_writer.Seek(currentPosition, SeekOrigin.Begin);
_header = header;
}
