public override bool OnReceiveRequest(DicomServer server, ServerAssociationParameters association,
byte presentationID, DicomMessage message)
{
#region MPPS NCreate Request
if (message.CommandField == DicomCommandField.NCreateRequest)
{
ModalityPerformedProcedureStepIod mppsIod = new ModalityPerformedProcedureStepIod(message.DataSet);
bool conform = CheckNCreateDataSetConformance(server, association, presentationID, mppsIod, true);
if (!conform)
{
server.SendNCreateResponse(presentationID, message.MessageId, new DicomMessage(), DicomStatuses.InvalidAttributeValue);
Platform.Log(LogLevel.Error, "Sending Invalid Attributes Response.");
return true;
}
// wrong status
if (mppsIod.PerformedProcedureStepInformation.PerformedProcedureStepStatus != PerformedProcedureStepStatus.InProgress)
{
server.SendNCreateResponse(presentationID, message.MessageId, new DicomMessage(), DicomStatuses.InvalidAttributeValue);
Platform.Log(LogLevel.Error, "Received N-Create Request with bad status.");
return true;
}
if (!ProcessNCreateRequest(server, presentationID, message))
{
server.SendNCreateResponse(presentationID, message.MessageId, new DicomMessage(), DicomStatuses.ProcessingFailure);
return true;
}
server.SendNCreateResponse(presentationID, message.MessageId, new DicomMessage(), DicomStatuses.Success);
}
#endregion
#region MPPS NSet Request
if (message.CommandField == DicomCommandField.NSetRequest)
{
ModalityPerformedProcedureStepIod mppsIod = new ModalityPerformedProcedureStepIod(message.DataSet);
string studyInstanceUID = mppsIod.
PerformedProcedureStepRelationship.
DicomAttributeProvider[DicomTags.StudyInstanceUid].
GetString(0, "");
// Get Cached
ModalityPerformedProcedureStepIod cachedMppsIod = new ModalityPerformedProcedureStepIod();
bool conform = CheckNSetDataSetConformance(server, association, presentationID, cachedMppsIod, mppsIod, true);
if (!conform)
{
server.SendNCreateResponse(presentationID, message.MessageId, new DicomMessage(), DicomStatuses.InvalidAttributeValue);
Platform.Log(LogLevel.Error, "Sending Failure Response.");
return true;
}
bool success = true;
if (mppsIod.PerformedProcedureStepInformation.PerformedProcedureStepStatus
== PerformedProcedureStepStatus.Completed)
{
success = ProcessNSetRequestForCompleted(server, presentationID, message);
}
if (mppsIod.PerformedProcedureStepInformation.PerformedProcedureStepStatus
== PerformedProcedureStepStatus.Discontinued)
{
success = ProcessNSetRequestForDiscontinued(server, presentationID, message);
}
server.SendNSetResponse(presentationID, message.MessageId, new DicomMessage(),
success ? DicomStatuses.Success : DicomStatuses.ProcessingFailure);
}
#endregion
// no supported message type, send a failure status
server.SendCFindResponse(presentationID, message.MessageId, new DicomMessage(),
DicomStatuses.QueryRetrieveIdentifierDoesNotMatchSOPClass);
return true;
}
private bool CheckNSetDataSetConformance(DicomServer server, ServerAssociationParameters association, byte presentationID,
ModalityPerformedProcedureStepIod cachedMppsIod,
ModalityPerformedProcedureStepIod receivedMppsIod, bool logFirstAnomalyOnly)
{
throw new NotImplementedException();
}
