public Message DivideProblem(DivideProblem divideProblem)
{
log.DebugFormat("Division of problem has started. ({0})", divideProblem.Id);
if (!SolvableProblems.Contains(divideProblem.ProblemType))
{
log.Debug("Not supported problem type.");
return(new Error()
{
ErrorMessage = "not supported problem type",
ErrorType = ErrorErrorType.InvalidOperation
});
}
var commonData = divideProblem.Data;
var taskSolver = _resolver.GetInstanceByBaseTypeName(divideProblem.ProblemType, commonData);
var bytes = taskSolver.DivideProblem(0);
log.DebugFormat("Length of divide problem message: {0}", bytes?.Sum(x => x.Length));
//adding info about partial problems, their task ids, and partialProblem
//some things can be temporary (partialProblems?)
storage.AddIssue(divideProblem.Id, new ProblemInfo()
{
ProblemsCount = bytes?.GetLength(0) ?? 0,
ProblemType = divideProblem.ProblemType,
SolutionsCount = 0,
CommonData = commonData
});
var problemsList = new List <SolvePartialProblemsPartialProblem>();
//iterate through all partial problems and create proper messages
for (var i = 0; i < (bytes?.GetLength(0) ?? 0); i++)
{
var partialProblem = new SolvePartialProblemsPartialProblem()
{
TaskId = (ulong)i,
Data = bytes[i],
NodeID = componentId
};
problemsList.Add(partialProblem);
//adding info about subtask to task manager memory
storage.AddTaskToIssue(divideProblem.Id, partialProblem);
}
log.DebugFormat("Division finished. ({0})", divideProblem.Id);
//creating msg
var partialProblems = new SolvePartialProblems()
{
ProblemType = divideProblem.ProblemType,
Id = divideProblem.Id,
CommonData = divideProblem.Data,
PartialProblems = problemsList.ToArray()
};
return(partialProblems);
}
private TaskSolver GetProperTaskSolver(string problemType, byte[] data)
{
if (!SolvableProblems.Contains(problemType))
{
throw new KeyNotFoundException();
}
switch (problemType)
{
case ("MultiplyProblem"):
return(new MultiplyTaskSolver(data));
case ("DVRP"):
return(new DllProject.DvrpTaskSolver(data));
}
return(null);
}
protected override void ProcessDivideProblemMessage(DivideProblemMessage message)
{
if (SolvableProblems.FirstOrDefault(x => x == message.ProblemType) == null)
{
EventLogger.GetLog().ErrorFormat("Nie obsługiwany problem: {0}", message.ProblemType);
return;
}
TaskSolver taskSolver = null;
switch (message.ProblemType)
{
case ("MultiplyProblem"):
taskSolver = new MultiplyTaskSolver(message.Data);
break;
case ("DVRP"):
taskSolver = new DllProject.DvrpTaskSolver(message.Data);
break;
}
var problemSolvingHelper = new ProblemSolvingHelper()
{
ProblemId = message.Id,
ProblemType = message.ProblemType,
TaskSolver = taskSolver,
};
_problems.Add(message.Id, problemSolvingHelper);
taskSolver.ProblemDividingFinished += taskSolver_ProblemDividingFinished;
taskSolver.SolutionsMergingFinished += taskSolver_SolutionsMergingFinished;
var thread = new IOThread
{
ProblemType = message.ProblemType,
State = EState.Busy,
RealThread = new Thread(() => DivideProblem(message, taskSolver)),
ProblemInstanceId = message.Id
};
_runningThreads.Add(thread);
thread.RealThread.Start();
}
public Message ComputeSubtask(SolvePartialProblems solvePartialProblems)
{
log.DebugFormat("Computation started. ({0})", solvePartialProblems.Id);
if (!SolvableProblems.Contains(solvePartialProblems.ProblemType))
{
return new Error()
{
ErrorMessage = "Not supported problem type",
ErrorType = ErrorErrorType.InvalidOperation
}
}
;
//task solver stuff:
var taskSolver = _resolver.GetInstanceByBaseTypeName(solvePartialProblems.ProblemType, solvePartialProblems.CommonData);
var solutionsList = new List <SolutionsSolution>();
foreach (var partialProblem in solvePartialProblems.PartialProblems)
{
var newSolution = new SolutionsSolution()
{
TaskId = partialProblem.TaskId,
TaskIdSpecified = true,
//TimeoutOccured = false,
Type = SolutionsSolutionType.Partial,
//ComputationsTime = 0
};
newSolution.Data = taskSolver.Solve(partialProblem.Data, TimeSpan.Zero);
solutionsList.Add(newSolution);
}
log.DebugFormat("Length of solution message: {0}", solutionsList.Sum(x => x.Data.Length));
log.DebugFormat("Computation finished. ({0})", solvePartialProblems.Id);
return(new Solutions()
{
CommonData = solvePartialProblems.CommonData,
Id = solvePartialProblems.Id,
ProblemType = solvePartialProblems.ProblemType,
SolutionsList = solutionsList.ToArray()
});
}
