public Histogram GetHistogram(int jobId)
{
FJobRequest fJobRequest = FJobRequest.CreateGetHistogramRequest(jobId);
string requestMsgId = SendJobToMq(fJobRequest);
FHistorgram fHistorgram = GetResponseFromMq(requestMsgId);
Histogram result = new Histogram(jobId, fHistorgram.GetValues(), fHistorgram.GetOccurances());
return(result);
}
private void SendHistogram(FHistorgram fHistorgram, string requestMsgId)
{
using (MessageQueue outQ = MqHelper.GetQ(OUTPUT_HIST_Q_PATH, QueueAccessMode.Send, null, null))
{
Message r = new Message(fHistorgram)
{
CorrelationId = requestMsgId
};
Console.WriteLine($"Sending a Histogram response message with corId = {requestMsgId}.");
outQ.Send(r);
}
}
private FHistorgram GetHistogram(FJobRequest fJobRequest)
{
int jobId = fJobRequest.JobId;
if (TryGetJob(jobId, out Job job))
{
IDictionary <int, int> h = job.GetHistogram();
FHistorgram result = new FHistorgram(jobId, h);
return(result);
}
else
{
return(null);
}
}
private FHistorgram GetResponseFromMq(string requestMsgId)
{
using (MessageQueue inQ = GetJobResponseQueue())
{
Message m = MqHelper.GetMessageByCorId(inQ, requestMsgId, WaitDuration);
if (m == null)
{
Debug.WriteLine("The FHistogram did not arrive.");
return(null);
}
Debug.WriteLine("Received a message.");
FHistorgram result = (FHistorgram)m.Body;
return(result);
}
}
private void HandleRequestMessage(FJobRequest jobRequest, string requestMsgId)
{
try
{
switch (jobRequest.RequestType)
{
case FJobRequestType.Generate:
Console.WriteLine($"Starting Job: {jobRequest.JobId}.");
Job job = new Job(jobRequest, requestMsgId);
// Send all blocks on file.
_replayWorkQueue.Add(job);
// Add job to list of jobs from which new "build block" operations are queued.
SubmitJob(job);
Console.WriteLine($"The job has been started. Job: {jobRequest.JobId}.");
break;
case FJobRequestType.Replay:
Console.WriteLine($"\n\nReplaying Job: {jobRequest.JobId}.");
ReplayExistingJob(jobRequest.JobId);
break;
case FJobRequestType.GetHistogram:
Console.WriteLine($"Handling GetHistogram Job: {jobRequest.JobId}.");
FHistorgram fHistorgram = GetHistogram(jobRequest);
Console.WriteLine($"Sending GetHistogram Result for Job: {jobRequest.JobId}.");
SendHistogram(fHistorgram, requestMsgId);
break;
//case FJobRequestType.IncreaseInterations:
// break;
case FJobRequestType.TransformCoords:
Console.WriteLine($"Handling Transform Coords Job: {jobRequest.JobId}.");
FCoordsResult fCoordsResult = GetNewCoords(jobRequest);
SendFCoordsResult(fCoordsResult, requestMsgId);
break;
case FJobRequestType.Delete:
bool deleteJob = jobRequest.Name.ToLowerInvariant() == "deljob";
string delClause = deleteJob ? $". Deleting the repo" : null;
Console.WriteLine($"Cancelling Job: {jobRequest.JobId}{delClause}.");
CancelJob(jobRequest.JobId, deleteJob);
Console.WriteLine($"The Job has been stopped Job: {jobRequest.JobId}.");
break;
default:
Console.WriteLine($"Ignoring JobRequest with type: {jobRequest.RequestType} with JobId: {jobRequest.JobId}.");
break;
}
}
catch (Exception e)
{
Debug.WriteLine($"Got an exception while processing a request message. The error is {e.Message}.");
}
}
