public XmlNode CreateXmlNode(XmlDocument doc, string nodeName)
{
if (value == null)
{
throw new NullReferenceException();
}
XmlNode result = doc.CreateElement(nodeName);
StateXmlWorker w = new StateXmlWorker(value.SourceState);
result.AppendChild(w.CreateXmlNode(doc, "SourceState"));
XmlElement element = doc.CreateElement("Input");
element.InnerText = value.Input.Value;
result.AppendChild(element);
element = doc.CreateElement("TransitionResults");
foreach (var destinationState in value.destinationStates)
{
TransitionResXmlWorker worker = new TransitionResXmlWorker(destinationState);
element.AppendChild(worker.CreateXmlNode(doc));
}
result.AppendChild(element);
return(result);
}
public void ParseFromNode(XmlNode node)
{
if (node == null)
{
throw new ArgumentNullException("node");
}
if (FSM == null)
{
throw new NullReferenceException("FSM");
}
value = new Transition <StructAtom <string>, StructAtom <string> >(FSM);
try
{
for (int i = 0; i < node.ChildNodes.Count; ++i)
{
var childNode = node.ChildNodes[i];
switch (childNode.Name.ToLower())
{
case "sourcestate":
{
StateXmlWorker w = new StateXmlWorker();
w.FSM = this.FSM;
w.ParseFromNode(childNode);
var state = w.Value as FSMState <StructAtom <string>, StructAtom <string> >;
if (state != null)
{
var exState = this.FSM.StateSet.FirstOrDefault(s => s.KeyName == state.KeyName);
if (exState != null)
{
state = exState;
}
value.SourceState = state;
}
}
break;
case "input":
{
value.Input = new StructAtom <string>(childNode.InnerText);
}
break;
case "transitionresults":
{
for (int j = 0; j < childNode.ChildNodes.Count; ++j)
{
var childChildNodes = childNode.ChildNodes[j];
if (childChildNodes.Name.ToLower() == "transitionresult")
{
TransitionResXmlWorker w = new TransitionResXmlWorker();
w.FSM = this.FSM;
w.ParseFromNode(childChildNodes);
if (w.Value is TransitionRes <StructAtom <string>, StructAtom <string> > )
{
value.destinationStates.Add(w.Value as TransitionRes <StructAtom <string>, StructAtom <string> >);
}
}
}
}
break;
}
}
}
catch (Exception exc)
{
value = null;
throw exc;
}
}