static void Main(string[] args)
{
List <Action> actions = new List <Action>();
void DisplayAction(string s) => Console.WriteLine(s);
IcaConfig icaConfig = GetIcaConfig();
PsoConfig psoConfig = GetPsoConfig();
DpsoConfig dpsoConfig = GetDpsoConfig();
IRequestGenerator requestGenerator = new QwsRequestGenerator();
Ica ica = new Ica();
CompositionRequest icaRequest = requestGenerator.Generate(icaConfig);
actions.Add(() => ica.Execute(icaRequest, DisplayAction));
// Pso pso = new Pso();
// CompositionRequest psoRequest = requestGenerator.Generate(psoConfig);
// actions.Add(() => pso.Execute(psoRequest, DisplayAction));
Dpso dpso = new Dpso();
CompositionRequest dpsoRequest = requestGenerator.Generate(dpsoConfig);
// actions.Add(() => dpso.Execute(dpsoRequest, DisplayAction));
for (var i = 0; i < actions.Count; i++)
{
Console.ForegroundColor = i % 2 == 0 ? ConsoleColor.Cyan : ConsoleColor.DarkYellow;
var a = actions[i];
a.Invoke();
}
}
private static CompositionPlan UpdatePBest(this CompositionPlan compositionPlan,
DpsoConfig DpsoConfig)
{
compositionPlan.Cost = compositionPlan.CalculateCost(DpsoConfig.QualityAttributeWeights);
if (compositionPlan.Cost < compositionPlan.PBest.Cost)
{
compositionPlan.PBest = compositionPlan;
}
return(compositionPlan);
}
public static CompositionPlan Move(this CompositionPlan compositionPlan,
CompositionPlan gBest, DpsoConfig DpsoConfig, List <TaskCandidateService> taskCandidateServices)
{
double mut = (double)1 / DpsoConfig.Tasks.Count;
Random r = new Random();
foreach (TaskService taskService in compositionPlan.TaskServices)
{
double rand1 = (double)r.Next(0, 100) / 100;
if (rand1 < mut)
{
List <WebService> webServices = taskCandidateServices
.First(t => t.Task.Equals(taskService.Task)).WebServices;
int randomIndex = r.Next(0, webServices.Count - 1);
//if (taskService.WebService != webServices[randomIndex])
//{
taskService.WebService = webServices[randomIndex];
//}
}
else
if (rand1 < DpsoConfig.Omega)
{
break;
}
else if (rand1 < DpsoConfig.C1 + DpsoConfig.Omega)
{
taskService.WebService = compositionPlan.PBest.TaskServices
.First(t => t.Task.Equals(taskService.Task)).WebService;
}
else
{
taskService.WebService = gBest.TaskServices
.First(t => t.Task.Equals(taskService.Task)).WebService;
}
}
compositionPlan.UpdatePBest(DpsoConfig);
return(compositionPlan);
}
private static DpsoConfig GetDpsoConfig()
{
DpsoConfig dpsoConfig = new DpsoConfig()
{
C1 = Convert.ToDouble(AppSettings("DPSO").GetSection("C1").Value),
C2 = Convert.ToDouble(AppSettings("DPSO").GetSection("C2").Value),
Omega = Convert.ToDouble(AppSettings("DPSO").GetSection("Omega").Value),
OutputFile = AppSettings("DPSO").GetSection("OutputFile").Value,
Tasks = GetTasks(),
DataSetFilePath = AppSettings("DataSetFilePath").Value,
QualityAttributeWeights = GetQualityAttributeWeights(),
CandidatesPerTask = Convert.ToInt32(AppSettings("CandidatesPerTask").Value),
FileOffset = Convert.ToInt32(AppSettings("FileOffset").Value),
MaxIteration = Convert.ToInt32(AppSettings("MaxIteration").Value)
};
return(dpsoConfig);
}
