/// <summary>
/// Converts an object into its XML representation.
/// </summary>
/// <param name="writer">The <see cref="T:System.Xml.XmlWriter"/> stream to which the object is serialized.</param>
public void WriteXml(System.Xml.XmlWriter writer)
{
writer.WriteStartElement("IOItem");
IOItemDefinition.WriteXml(writer);
writer.WriteElementString("MappedTo", MappedTo);
writer.WriteEndElement();
}