/// <summary>
/// Serializes the given <see cref="Board"/> into the stream.
/// </summary>
/// <param name="serializationStream">The stream to serialize the given <see cref="Board"/>.</param>
/// <param name="graph">A <see cref="Board"/> object to serialize.</param>
/// <exception cref="ArgumentNullException">Thrown if either <paramref name="serializationStream"/> or <paramref name="graph"/> are <code>null</code>.</exception>
/// <exception cref="ArgumentException">Thrown if <paramref name="graph"/> is not a <see cref="Board"/>.</exception>
public void Serialize(Stream serializationStream, object graph)
{
graph.CheckParameterForNull("graph");
serializationStream.CheckParameterForNull("serializationStream");
var board = graph as Board;
if (board == null)
{
throw new ArgumentException("The given object must be a Board.", "graph");
}
var document = new XmlDocument();
document.AppendChild(document.CreateElement("Board"));
foreach (var move in board.MoveHistory)
{
var moveNode = document.DocumentElement.AppendChild(document.CreateElement("Move"));
var sourceNode = moveNode.AppendChild(document.CreateElement("Source"));
BoardFormatter.AddCoordinate(sourceNode, move.Source);
var destinationNode = moveNode.AppendChild(document.CreateElement("Destination"));
BoardFormatter.AddCoordinate(destinationNode, move.Destination);
}
document.Save(serializationStream);
}
/// <summary>
/// Returns a <see cref="Board"/> object based on the
/// serialized data.
/// </summary>
/// <param name="serializationStream">A serialized version of a <see cref="Board"/>.</param>
/// <returns>A new <see cref="Board"/> object.</returns>
/// <exception cref="ArgumentNullException">Thrown if <paramref name="serializationStream"/> is <code>null</code>.</exception>
/// <exception cref="InvalidMoveException">Thrown if a move error occurred during deserialization.</exception>
/// <exception cref="XmlException">Thrown if an XML error occurred during deserialization.</exception>
public object Deserialize(Stream serializationStream)
{
serializationStream.CheckParameterForNull("serializationStream");
var board = new Board();
var document = new XmlDocument();
document.Load(serializationStream);
foreach (XmlNode moveNode in document.DocumentElement.ChildNodes)
{
board.MovePiece(BoardFormatter.GetCoordinate(moveNode["Source"]),
BoardFormatter.GetCoordinate(moveNode["Destination"]));
}
return(board);
}
