void IDicomServerHandler.OnReceiveRequestMessage(DicomServer server, ServerAssociationParameters association,
byte presentationId, DicomMessage message)
{
Task.Factory.StartNew(delegate
{
try
{
IDicomScp <TContext> scp = _extensionList[presentationId];
bool ok = scp.OnReceiveRequest(server, association, presentationId, message);
if (!ok)
{
LogAdapter.Logger.Error("Unexpected error processing message of type {0}. Aborting association.",
message.SopClass.Name);
server.SendAssociateAbort(DicomAbortSource.ServiceProvider, DicomAbortReason.NotSpecified);
}
else if (_complete != null)
{
// Only save C-STORE-RQ messages
if (message.CommandField == DicomCommandField.CStoreRequest)
{
_instances.Add(new StorageInstance(message));
}
}
}
catch (Exception x)
{
LogAdapter.Logger.Error("Unexpected exception in OnReceiveImageLevelQuery.");
server.SendAssociateAbort(DicomAbortSource.ServiceProvider, DicomAbortReason.NotSpecified);
}
});
}
public void OnReceiveRequestMessage(DicomServer server, ServerAssociationParameters association, byte presentationID, DicomMessage message)
{
if (_type == TestTypes.SendMR)
{
var testSet = new DicomAttributeCollection();
_test.SetupMR(testSet);
bool same = testSet.Equals(message.DataSet);
string studyId = message.DataSet[DicomTags.StudyId].GetString(0, "");
Assert.AreEqual(studyId, "1933");
DicomUid sopInstanceUid;
bool ok = message.DataSet[DicomTags.SopInstanceUid].TryGetUid(0, out sopInstanceUid);
if (!ok)
{
server.SendAssociateAbort(DicomAbortSource.ServiceUser, DicomAbortReason.NotSpecified);
return;
}
server.SendCStoreResponse(presentationID, message.MessageId, sopInstanceUid.UID, DicomStatuses.Success);
}
else if (_type == TestTypes.Receive)
{
DicomUid sopInstanceUid;
bool ok = message.DataSet[DicomTags.SopInstanceUid].TryGetUid(0, out sopInstanceUid);
if (!ok)
{
server.SendAssociateAbort(DicomAbortSource.ServiceUser, DicomAbortReason.InvalidPDUParameter);
return;
}
MessagesReceived.Add(message);
server.SendCStoreResponse(presentationID, message.MessageId, sopInstanceUid.UID, DicomStatuses.Success);
}
else
{
Platform.Log(LogLevel.Error, "Unexpected test type mode");
server.SendAssociateAbort(DicomAbortSource.ServiceUser, DicomAbortReason.InvalidPDUParameter);
}
}
void IDicomServerHandler.OnReceiveRequestMessage(DicomServer server, ServerAssociationParameters association, byte presentationID, DicomMessage message)
{
_sessionDebug.SetAssociationDumpString(association);
_sessionDebug._request = message.Dump();
#region Cancel request
if (message.CommandField == DicomCommandField.CCancelRequest)
{
Logger.LogInfo("Received CANCEL-RQ message from {0}.", association.CallingAE);
_cancelReceived = true;
return;
}
#endregion
#region CEcho request
if (message.CommandField == DicomCommandField.CEchoRequest)
{
server.SendCEchoResponse(presentationID, message.MessageId, DicomStatuses.Success);
Logger.LogInfo("Received ECHO-RQ message from {0}.", association.CallingAE);
return;
}
#endregion
#region MWL C-FIND request
if (message.CommandField == DicomCommandField.CFindRequest)
{
Logger.LogInfo("Message Dumped :\n" + message.Dump("", DicomDumpOptions.KeepGroupLengthElements));
String level = message.DataSet[DicomTags.QueryRetrieveLevel].GetString(0, string.Empty);
_cancelReceived = false;
if (message.AffectedSopClassUid.Equals(SopClass.ModalityWorklistInformationModelFindUid))
{
OnReceiveMWLQuery(server, presentationID, message);
}
else
{
// Not supported message type, send a failure status.
server.SendCFindResponse(presentationID, message.MessageId, new DicomMessage(),
DicomStatuses.QueryRetrieveIdentifierDoesNotMatchSOPClass);
}
return;
}
#endregion
//ignore all unsupported request
server.SendAssociateAbort(DicomAbortSource.ServiceProvider, DicomAbortReason.UnexpectedPDU);
Logger.LogInfo("Unexpected Command. Send Associate Abort message from server to {0}.", association.CallingAE);
return;
}
void IDicomServerHandler.OnReceiveRequestMessage(DicomServer server, ServerAssociationParameters association, byte presentationID, DicomMessage message)
{
IDicomScp <TContext> scp = _extensionList[presentationID];
bool ok = scp.OnReceiveRequest(server, association, presentationID, message);
if (!ok)
{
Platform.Log(LogLevel.Error, "Unexpected error processing message of type {0}. Aborting association.", message.SopClass.Name);
server.SendAssociateAbort(DicomAbortSource.ServiceProvider, DicomAbortReason.NotSpecified);
}
else if (_complete != null)
{
// Only save C-STORE-RQ messages
if (message.CommandField == DicomCommandField.CStoreRequest)
{
_instances.Add(new StorageInstance(message));
}
}
}
void IDicomServerHandler.OnReceiveResponseMessage(DicomServer server, ServerAssociationParameters association, byte presentationID, DicomMessage message)
{
Platform.Log(LogLevel.Error, "Unexpectedly received response mess on server.");
server.SendAssociateAbort(DicomAbortSource.ServiceUser, DicomAbortReason.UnrecognizedPDU);
}
void IDicomServerHandler.OnReceiveResponseMessage(DicomServer server, ServerAssociationParameters association, byte presentationID, DicomMessage message)
{
Platform.Log(LogLevel.Error, "Unexpectedly received OnReceiveResponseMessage callback from {0} to {1}. Aborting association.", association.CallingAE, association.CalledAE);
server.SendAssociateAbort(DicomAbortSource.ServiceUser, DicomAbortReason.UnexpectedPDU);
}
public void OnReceiveResponseMessage(DicomServer server, ServerAssociationParameters association, byte presentationID, ClearCanvas.Dicom.DicomMessage message)
{
server.SendAssociateAbort(DicomAbortSource.ServiceUser, DicomAbortReason.UnexpectedPDU);
}
void IDicomServerHandler.OnReceiveResponseMessage(DicomServer server, ServerAssociationParameters association, byte presentationID, DicomMessage message)
{
Logger.LogError("Unexpectedly received response mess on server.");
server.SendAssociateAbort(DicomAbortSource.ServiceUser, DicomAbortReason.UnrecognizedPDU);
_sessionDebug.DumpSession();
}
void IDicomServerHandler.OnReceiveResponseMessage(DicomServer server, ServerAssociationParameters association, byte presentationID, DicomMessage message)
{
Platform.Log(LogLevel.Info, string.Format("Unexpectedly received response mess on server."));
server.SendAssociateAbort(DicomAbortSource.ServiceUser, DicomAbortReason.UnrecognizedPDU);
//_sessionDebug.DumpSession();
}
public void OnReceiveResponseMessage(DicomServer server, ServerAssociationParameters association, byte presentationID, DicomMessage message)
{
server.SendAssociateAbort(DicomAbortSource.ServiceUser, DicomAbortReason.NotSpecified);
Assert.Fail("Unexpected OnReceiveResponseMessage");
}
void IDicomServerHandler.OnReceiveRequestMessage(DicomServer server, ServerAssociationParameters association, byte presentationID, DicomMessage message)
{
_sessionDebug.SetAssociationDumpString(association);
_sessionDebug._request = message.Dump();
#region CEcho request
if (message.CommandField == DicomCommandField.CEchoRequest)
{
server.SendCEchoResponse(presentationID, message.MessageId, DicomStatuses.Success);
Logger.LogInfo("Received ECHO-RQ message from {0}.", association.CallingAE);
return;
}
#endregion
#region MPPS NCreate Request
if (message.CommandField == DicomCommandField.NCreateRequest)
{
// june -1st-2009 :
// Unlike the "ModalityWorklistIod" class, the 'partially' implemented ModalityPerformedProcedureStepIod class could
// be usefull here.
ModalityPerformedProcedureStepIod mppsIod = new ModalityPerformedProcedureStepIod(message.DataSet);
Logger.LogInfo("Message Dumped :\n" + message.Dump("", DicomDumpOptions.KeepGroupLengthElements));
// checking message for error and anomalies
bool anomalyExist = CheckNCreateDataSetConformance(server, association, presentationID, mppsIod, true);
if (anomalyExist)
{
server.SendNCreateResponse(presentationID, message.MessageId, new DicomMessage(), DicomStatuses.InvalidAttributeValue);
Logger.LogError("Sending Invalid Attributes Response.");
return;
}
// wrong status
if (mppsIod.PerformedProcedureStepInformation.PerformedProcedureStepStatus != ClearCanvas.Dicom.Iod.Modules.PerformedProcedureStepStatus.InProgress)
{
server.SendNCreateResponse(presentationID, message.MessageId, new DicomMessage(), DicomStatuses.InvalidAttributeValue);
Logger.LogError("Recieved N-Create Request with bad status.");
return;
}
// pps already in cache (duplicated step)
string cacheKeyId = message.AffectedSopInstanceUid;
bool alreadyCached;
MPPSScp.CacheMppsEntity(association, cacheKeyId, mppsIod, out alreadyCached);
if (alreadyCached)
{
server.SendNCreateResponse(presentationID, message.MessageId, new DicomMessage(), DicomStatuses.DuplicateSOPInstance);
Logger.LogError("Recieved duplicated N-Create Request.");
return;
}
if (!ProcessNCreateRequest(server, presentationID, message))
{
server.SendNCreateResponse(presentationID, message.MessageId, new DicomMessage(), DicomStatuses.ProcessingFailure);
Logger.LogError("Sending Processing due to NCreate request Failure.");
return;
}
server.SendNCreateResponse(presentationID, message.MessageId, new DicomMessage(), DicomStatuses.Success);
return;
}
#endregion
#region MPPS NSet Request
if (message.CommandField == DicomCommandField.NSetRequest)
{
// june -1st-2009 :
// Unlike the "ModalityWorklistIod" class, the ModalityPerformedProcedureStepIod is fully implemented
// we can use it here.
ModalityPerformedProcedureStepIod mppsIod = new ModalityPerformedProcedureStepIod(message.DataSet);
Logger.LogInfo("Message Dumped :\n" + message.Dump("", DicomDumpOptions.KeepGroupLengthElements));
// check if pps already in cache (duplicated step)
string cacheKeyId = message.RequestedSopInstanceUid;
if (!IsMppsEntitycached(cacheKeyId))
{
server.SendNCreateResponse(presentationID, message.MessageId, new DicomMessage(), DicomStatuses.NoSuchObjectInstance);
Logger.LogError("Received Unknown NSset SOP.");
return;
}
// status diffrent from in progress
if (mppsIod.PerformedProcedureStepInformation.PerformedProcedureStepStatus == ClearCanvas.Dicom.Iod.Modules.PerformedProcedureStepStatus.InProgress)
{
server.SendNSetResponse(presentationID, message.MessageId, new DicomMessage(), DicomStatuses.InvalidAttributeValue);
Logger.LogError("Recieved N-Set Request with In Progress status.");
RemoveMppsEntityFromCache(cacheKeyId);
return;
}
// checking the received mppsiod against cached one
ModalityPerformedProcedureStepIod cachedMppsIod = GetCachedMppsIod(cacheKeyId);
//assuming cachedMppsIod not null.
bool anomaly = CheckNSetDataSetConformance(server, association, presentationID, cachedMppsIod, mppsIod, true);
if (anomaly)
{
server.SendNSetResponse(presentationID, message.MessageId, new DicomMessage(), DicomStatuses.InvalidAttributeValue);
Logger.LogError("Sending Failure Response.");
RemoveMppsEntityFromCache(cacheKeyId);
return;
}
string studyInstanceUID = mppsIod.
PerformedProcedureStepRelationship.
DicomAttributeProvider[DicomTags.StudyInstanceUid].
GetString(0, "");
XmlElement performedSeriesSQ = GenerateXmlForPerformedSeriesSQ(message, studyInstanceUID);
bool success = true;
if (mppsIod.PerformedProcedureStepInformation.PerformedProcedureStepStatus
== ClearCanvas.Dicom.Iod.Modules.PerformedProcedureStepStatus.Completed)
{
success = ProcessNSetRequestForCompleted(server, presentationID, message, performedSeriesSQ);
}
if (mppsIod.PerformedProcedureStepInformation.PerformedProcedureStepStatus
== ClearCanvas.Dicom.Iod.Modules.PerformedProcedureStepStatus.Discontinued)
{
success = ProcessNSetRequestForDiscontinued(server, presentationID, message, performedSeriesSQ);
}
if (success)
{
server.SendNSetResponse(presentationID, message.MessageId, new DicomMessage(), DicomStatuses.Success);
}
else
{
server.SendNSetResponse(presentationID, message.MessageId, new DicomMessage(), DicomStatuses.ProcessingFailure);
}
MPPSScp.RemoveMppsEntityFromCache(cacheKeyId);
return;
}
#endregion
//ignore all unsupported request
server.SendAssociateAbort(DicomAbortSource.ServiceProvider, DicomAbortReason.UnexpectedPDU);
Logger.LogInfo("Unexpected Command. Send Associate Abort message from server to {0}.", association.CallingAE);
return;
}