private async Task FinishDistributedTaskAsync(int distributedTaskId)
{
var finishedDistributedTask =
await _dbContext.DistributedTasks.Include(distributedTask => distributedTask.DistributedTaskDefinition)
.FirstAsync(distributedTask =>
distributedTask.Id == distributedTaskId);
var problemPluginFacade =
_problemPluginFacadeProvider.Provide(finishedDistributedTask.DistributedTaskDefinition);
var subtaskResults = _dbContext.Subtasks
.Where(subtask => subtask.DistributedTaskId == distributedTaskId)
.OrderBy(subtask => subtask.SequenceNumber)
.Select(subtask => subtask.Result);
try
{
finishedDistributedTask.Result =
problemPluginFacade.JoinSubtaskResults(subtaskResults);
finishedDistributedTask.Status = DistributedTaskStatus.Done;
}
catch (SubtaskResultsJoiningException exception)
{
finishedDistributedTask.Status = DistributedTaskStatus.Error;
finishedDistributedTask.Errors = finishedDistributedTask.Errors.Append(exception.ToString()).ToArray();
}
await _dbContext.SaveChangesAsync();
}
private IEnumerable <Subtask> CreateSubtasks(DistributedTaskDefinition taskDefinition,
DistributedTask distributedTask)
{
var problemPluginFacade = _problemPluginFacadeProvider.Provide(taskDefinition);
var subtasksData = problemPluginFacade.GetSubtasksFromData(distributedTask.InputData);
return(subtasksData.Select((subtaskData, index) => new Subtask
{
DistributedTaskId = distributedTask.Id,
InputData = subtaskData,
SequenceNumber = index,
Status = SubtaskStatus.WaitingForExecution
}));
}
private ProblemPluginInfo AnalyzeAssembly(Guid taskDefinitionGuid, string mainDllName)
{
var problemPluginFacade = _problemPluginFacadeProvider.Provide(taskDefinitionGuid, mainDllName);
return(problemPluginFacade.GetProblemPluginInfo());
}