/// <summary>
/// Initializes a new instance of the <see cref="DBaseStreamReader" /> class.
/// </summary>
/// <param name="stream">The file stream.</param>
/// <param name="encoding">The encoding of the file.</param>
/// <exception cref="System.ArgumentNullException">
/// The stream is null.
/// or
/// The encoding is null.
/// </exception>
public DBaseStreamReader(Stream stream, Encoding encoding)
{
if (stream == null)
{
throw new ArgumentNullException("stream", "The stream is null.");
}
if (encoding == null)
{
throw new ArgumentNullException("encoding", "The encoding is null.");
}
_stream = stream;
_encoding = encoding;
_header = new DBaseHeader(_stream);
_disposed = false;
}
/// <summary>
/// Performs application-defined tasks associated with freeing, releasing, or resetting unmanaged resources.
/// </summary>
/// <param name="disposing">A value indicating whether disposing is performed on the object.</param>
protected virtual void Dispose(Boolean disposing)
{
if (_disposed)
{
return;
}
_disposed = true;
if (disposing)
{
_stream.Dispose();
_stream = null;
_header = null;
}
}
/// <summary>
/// Initializes a new instance of the <see cref="DBaseStreamWriter" /> class.
/// </summary>
/// <param name="stream">The file stream.</param>
/// <param name="encoding">The encoding of the file.</param>
/// <exception cref="System.ArgumentNullException">
/// The stream is null.
/// or
/// The encoding is null.
/// </exception>
public DBaseStreamWriter(Stream stream, Encoding encoding)
{
if (stream == null)
{
throw new ArgumentNullException("stream", "The stream is null.");
}
if (encoding == null)
{
throw new ArgumentNullException("encoding", "The encoding is null.");
}
_stream = stream;
_encoding = encoding;
_header = new DBaseHeader();
_headerWritten = false;
_numberOfRecords = 0;
_disposed = false;
}
/// <summary>
/// Initializes a new instance of the <see cref="DBaseStreamWriter" /> class.
/// </summary>
/// <param name="path">The path.</param>
/// <param name="encoding">The encoding of the file.</param>
/// <exception cref="System.ArgumentNullException">
/// The path is null.
/// or
/// The encoding is null.
/// </exception>
/// <exception cref="System.ArgumentException">
/// The path is empty, or consists only of whitespace characters.
/// or
/// The path is in an invalid format.
/// </exception>
/// <exception cref="System.IO.IOException">Exception occurred during stream opening.</exception>
public DBaseStreamWriter(String path, Encoding encoding)
{
if (path == null)
{
throw new ArgumentNullException("path", "The path is null.");
}
if (encoding == null)
{
throw new ArgumentNullException("encoding", "The encoding is null.");
}
if (String.IsNullOrWhiteSpace(path))
{
throw new ArgumentException("The path is empty, or consists only of whitespace characters.", "path");
}
if (!Uri.TryCreate(path, UriKind.RelativeOrAbsolute, out _path))
{
throw new ArgumentException("The path is in an invalid format.", "path");
}
try
{
if (_path.IsAbsoluteUri)
{
_stream = FileSystem.GetFileSystemForPath(_path).CreateFile(_path.AbsolutePath, true);
}
else
{
_stream = FileSystem.GetFileSystemForPath(_path).CreateFile(_path.OriginalString, true);
}
}
catch (Exception ex)
{
throw new IOException("Exception occurred during stream opening.", ex);
}
_encoding = encoding;
_header = new DBaseHeader();
_headerWritten = false;
_numberOfRecords = 0;
_disposed = false;
}
