public override bool HandleNCreateRequest(DicomMessage dicomMessage) { // Try to get the IOD Name System.String iodName = DicomThread.GetIodNameFromDefinition(dicomMessage); // Try to get the Patient Name DvtkHighLevelInterface.Dicom.Other.Values attributeValues = dicomMessage["0x00100010"].Values; System.String patientName = attributeValues[0]; System.String messsage = String.Format("Processed N-CREATE-RQ {0}: \"{1}\"", iodName, patientName); WriteInformation(messsage); DicomMessage responseMessage = new DicomMessage(DvtkData.Dimse.DimseCommand.NCREATERSP); responseMessage.Set("0x00000900", VR.US, 0); this.Send(responseMessage); return(true); }
/// <summary> /// Overridden C-FIND-RQ message handler that makes use of the appropriate Information Model to handle the query. /// </summary> /// <param name="queryMessage">C-FIND-RQ Identifier (Dataset) containing query attributes.</param> /// <returns>Boolean - true if dicomMessage handled here.</returns> public override bool HandleCFindRequest(DicomMessage queryMessage) { // Validate the received message //System.String iodName = DicomThread.GetIodNameFromDefinition(queryMessage); //DicomThread.Validate(queryMessage, iodName); // try to get the SOP Class Uid so that we know which Information Model to use. DvtkHighLevelInterface.Dicom.Other.Values values = queryMessage.CommandSet["0x00000002"].Values; System.String sopClassUid = values[0]; DvtkData.Dul.AbstractSyntax abstractSyntax = new DvtkData.Dul.AbstractSyntax(sopClassUid); // check if we should use the Patient Root Information Model if ((abstractSyntax.UID == DvtkData.Dul.AbstractSyntax.Patient_Root_Query_Retrieve_Information_Model_FIND.UID) && (PatientRootInformationModel != null)) { // check if the information model should be refreshed before querying if (RefreshInformationModelBeforeUse == true) { PatientRootInformationModel.RefreshInformationModel(); } // perform query DicomMessageCollection responseMessages = PatientRootInformationModel.QueryInformationModel(queryMessage); // handle responses foreach (DicomMessage responseMessage in responseMessages) { int waitedTime = 0; // Check for cancel message from SCU if (WaitForPendingDataInNetworkInputBuffer(100, ref waitedTime)) { DicomMessage cancelRq = ReceiveDicomMessage(); if (cancelRq.CommandSet.DimseCommand == DvtkData.Dimse.DimseCommand.CCANCELRQ) { // set up the C-FIND-RSP with cancel status DicomMessage respMessage = new DicomMessage(DvtkData.Dimse.DimseCommand.CFINDRSP); respMessage.Set("0x00000900", DvtkData.Dimse.VR.US, 0xFE00); // send the response this.Send(respMessage); break; } } this.Send(responseMessage); } } // check if we should use the Study Root Information Model else if ((abstractSyntax.UID == DvtkData.Dul.AbstractSyntax.Study_Root_Query_Retrieve_Information_Model_FIND.UID) && (StudyRootInformationModel != null)) { // check if the information model should be refreshed before querying if (RefreshInformationModelBeforeUse == true) { StudyRootInformationModel.RefreshInformationModel(); } // perform query DicomMessageCollection responseMessages = StudyRootInformationModel.QueryInformationModel(queryMessage); // handle responses foreach (DicomMessage responseMessage in responseMessages) { int waitedTime = 0; // Check for cancel message from SCU if (WaitForPendingDataInNetworkInputBuffer(100, ref waitedTime)) { DicomMessage cancelRq = ReceiveDicomMessage(); if (cancelRq.CommandSet.DimseCommand == DvtkData.Dimse.DimseCommand.CCANCELRQ) { // set up the C-FIND-RSP with cancel status DicomMessage respMessage = new DicomMessage(DvtkData.Dimse.DimseCommand.CFINDRSP); respMessage.Set("0x00000900", DvtkData.Dimse.VR.US, 0xFE00); // send the response this.Send(respMessage); break; } } this.Send(responseMessage); } } // check if we should use the Patient Study Only Information Model else if ((abstractSyntax.UID == DvtkData.Dul.AbstractSyntax.Patient_Study_Only_Query_Retrieve_Information_Model_FIND.UID) && (PatientStudyOnlyInformationModel != null)) { // check if the information model should be refreshed before querying if (RefreshInformationModelBeforeUse == true) { PatientStudyOnlyInformationModel.RefreshInformationModel(); } // perform query DicomMessageCollection responseMessages = PatientStudyOnlyInformationModel.QueryInformationModel(queryMessage); // handle responses foreach (DicomMessage responseMessage in responseMessages) { int waitedTime = 0; // Check for cancel message from SCU if (WaitForPendingDataInNetworkInputBuffer(100, ref waitedTime)) { DicomMessage cancelRq = ReceiveDicomMessage(); if (cancelRq.CommandSet.DimseCommand == DvtkData.Dimse.DimseCommand.CCANCELRQ) { // set up the C-FIND-RSP with cancel status DicomMessage respMessage = new DicomMessage(DvtkData.Dimse.DimseCommand.CFINDRSP); respMessage.Set("0x00000900", DvtkData.Dimse.VR.US, 0xFE00); // send the response this.Send(respMessage); break; } } this.Send(responseMessage); } } else { // should never get here - but send a final CFINDRSP anyway DicomMessage responseMessage = new DicomMessage(DvtkData.Dimse.DimseCommand.CFINDRSP); this.Send(responseMessage); } // message handled return(true); }