protected Algorithm(int populationSize,
StopCondition <TAlgorithm, TProblem, TSolution> stopCondition,
MainOperator <TAlgorithm, TProblem, TSolution> mainOperator)
{
Assert(populationSize > 0);
Stopwatch = new Stopwatch();
RunStatistic = new RunStatistic();
Problem = null;
Population = new TSolution[populationSize];
for (int i = 0; i < Population.Length; i++)
{
Population[i] = new TSolution();
}
Best = new TSolution
{
Fitness = double.MinValue
};
Random = null;
StopCondition = stopCondition.DeepClone();
MainOperator = mainOperator.DeepClone();
}
public IterativeAlgorithm(int populationSize,
StopCondition <IterativeAlgorithm <TProblem, TSolution>, TProblem, TSolution>
stopCondition,
MainOperator <IterativeAlgorithm <TProblem, TSolution>, TProblem, TSolution>
mainOperator,
NewGenerationCreator <IterativeAlgorithm <TProblem, TSolution>, TProblem, TSolution>
newGenerationCreator)
: base(populationSize, stopCondition, mainOperator)
{
NewGenerationCreator = newGenerationCreator.DeepClone();
}
public override void Run()
{
Stopwatch.Restart();
MainOperator.Initialize(Population);
UpdateBest();
while (StopCondition.GetResult() == StopResult.NotStop)
{
var newGeneration = MainOperator.Apply(Population);
Population = NewGenerationCreator.Create(Population, newGeneration);
UpdateBest();
}
Stopwatch.Stop();
}
public bool Broadcast <T>(T message) where T : class
{
IActorMessage msg = null;
var handlesType = typeof(T);
if (!(message is IActorMessage))
{
msg = new SimpleMessage <T>(message);
}
else
{
msg = (message as IActorMessage);
}
if ((msg is ControlMessages.HangUp))
{
foreach (var t in msgTypeToOperator)
{
foreach (var q in t.Value)
{
q.OnMessageRecieved(msg);
}
}
return(true);
}
if (!msgTypeToOperator.ContainsKey(handlesType))
{
if (!IsUsingSingleOperator())
{
throw new NoOperatorRegisteredToSupportTypeException();
}
return(MainOperator.OnMessageRecieved(msg));
}
bool recieved = true;
for (int i = msgTypeToOperator[handlesType].Count - 1; i >= 0 && i < msgTypeToOperator[handlesType].Count; --i)
{
var t = msgTypeToOperator[handlesType].ElementAt(i);
recieved &= t.OnMessageRecieved(msg);
}
return(recieved);
}
public void test()
{
MainOperator.doClick(5);
}
public bool OnMessageRecieved <T>(T msg) where T : class, IActorMessage
{
if (msg is ControlMessages.HangUp)
{
Broadcast(msg);
UnRegisterAll();
msg.Status?.TrySetResult(msg);
return(true);
}
if (IsUsingSingleOperator())
{
return(MainOperator.OnMessageRecieved <T>(msg));
}
IOperator op = null;
switch (this.MessageDispatchProcedure)
{
case MessageDispatchProcedureType.RandomSelection:
{
var handlesType = LocalSwitchboard.HandleValueTypeMessage(typeof(T));
if (!msgTypeToOperator.ContainsKey(handlesType))
{
throw new NoOperatorRegisteredToSupportTypeException(handlesType.ToString());
}
int nextIndex = rand.Next(0, msgTypeToOperator[handlesType].Count - 1);
op = msgTypeToOperator[handlesType].ElementAt(nextIndex);
}
break;
case MessageDispatchProcedureType.BroadcastToAll:
return(Broadcast <T>(msg));
case MessageDispatchProcedureType.RoundRobin:
{
var handlesType = msg.GetType();
if (!msgTypeToOperator.ContainsKey(handlesType))
{
throw new NoOperatorRegisteredToSupportTypeException(handlesType.ToString());
}
if (((ConcurrentQueue <IOperator>)msgTypeToOperator[handlesType]).Count == 1)
{
if (!((ConcurrentQueue <IOperator>)msgTypeToOperator[handlesType]).TryPeek(out op))
{
throw new CouldNotRetrieveNextOperatorFromQueueException();
}
}
else
{
if (!((ConcurrentQueue <IOperator>)msgTypeToOperator[handlesType]).TryDequeue(out op))
{
throw new CouldNotRetrieveNextOperatorFromQueueException();
}
//Re-Add the operator to the bottom of the queue.
((ConcurrentQueue <IOperator>)msgTypeToOperator[handlesType]).Enqueue(op);
}
}
break;
case MessageDispatchProcedureType.LeastBusy:
{
var handlesType = LocalSwitchboard.HandleValueTypeMessage(typeof(T));
if (!msgTypeToOperator.ContainsKey(handlesType))
{
throw new NoOperatorRegisteredToSupportTypeException(handlesType.ToString());
}
ulong leastCount = ulong.MaxValue;
for (int i = msgTypeToOperator[handlesType].Count - 1; i >= 0 && i < msgTypeToOperator[handlesType].Count; --i)
{
IOperator tempOp = msgTypeToOperator[handlesType].ElementAt(i);
if (leastCount > tempOp.Count)
{
leastCount = tempOp.Count;
op = tempOp;
}
if (0 == tempOp.Count)
{
break;
}
}
}
break;
default:
throw new UnsupportedDispatchImplementationException();
}
return(op.OnMessageRecieved <T>(msg));
}