/// <summary>
/// StateIterator constructor
/// </summary>
/// <param name="stateMachine">Instance of state machine.</param>
/// <param name="filePath">Full path of the rule file.</param>
public StateIterator(StateMachine.StateMachine <T> stateMachine, string filePath)
{
// TODO: Use Factory Pattern to generate this interpreter instance
rulesInterpreter = new SCXMLInterpreter();
rulesInterpreter.LoadRuleFile(filePath);
rulesInterpreter.OnEvent(new OnDataEvent(this));
this.stateMachine = stateMachine;
this.iterator = this.GetEnumerator();
}
/// <summary>
/// Method to process the input.
/// TODO: Currently State Machine on a single match
/// Will need immediate change
/// </summary>
/// <param name="interpreter">Rule Interpreter as provided by dependency injection.</param>
/// <param name="input">Input object to process</param>
/// <returns>Returns the State loaded after processing the input over the rule file.</returns>
internal State <T> Process(IRuleInterpreter interpreter, T input)
{
inputBuffer.Add(input);
List <IRule> nextRules
= interpreter.LoadEvent <List <T> >(this.rule
, interpreter.CreateTransitionEvent <List <T> >(inputBuffer)
, Config <T> .GetInstance().stateMachineInputComparer);
if (nextRules.Count == 0 ||
nextRules[0].Name == this.Name)
{
return(this);
}
return(State <T> .Create(nextRules[0]));
}