private AutoReconcilerResult ProcessImageAsIs(DicomFile file, StudyHistory lastHistory)
        {
            StudyStorage         destinationStudy = StudyStorage.Load(lastHistory.DestStudyStorageKey);
            StudyStorageLocation destStudy;
            AutoReconcilerResult preProcessingResult = new AutoReconcilerResult(StudyReconcileAction.ProcessAsIs);

            //Load the destination.  An exception will be thrown if any issues are encountered.
            FilesystemMonitor.Instance.GetWritableStudyStorageLocation(destinationStudy.ServerPartitionKey,
                                                                       destinationStudy.StudyInstanceUid, StudyRestore.True,
                                                                       StudyCache.True, out destStudy);

            bool belongsToAnotherStudy = !destStudy.Equals(StorageLocation);

            EnsureStudyCanBeUpdated(destStudy);

            if (belongsToAnotherStudy)
            {
                preProcessingResult.Changes = new List <UpdateItem>
                {
                    new UpdateItem(DicomTags.StudyInstanceUid, file.DataSet[DicomTags.StudyInstanceUid].ToString(), destStudy.StudyInstanceUid)
                };

                file.DataSet[DicomTags.StudyInstanceUid].SetStringValue(destStudy.StudyInstanceUid);
                SopInstanceImporterContext importContext = new SopInstanceImporterContext(
                    _contextID,
                    file.SourceApplicationEntityTitle, destStudy.ServerPartition);
                SopInstanceImporter   importer = new SopInstanceImporter(importContext);
                DicomProcessingResult result   = importer.Import(file);

                if (!result.Successful)
                {
                    throw new ApplicationException("Unable to import image to destination study");
                }
            }
            return(preProcessingResult);
        }
        private AutoReconcilerResult MergeImage(StudyReconcileAction action, DicomFile file, StudyHistory lastHistory)
        {
            string originalSeriesUid = file.DataSet[DicomTags.SeriesInstanceUid].ToString();
            string originalSopUid    = file.DataSet[DicomTags.SopInstanceUid].ToString();

            AutoReconcilerResult preProcessingResult = null;
            StudyStorageLocation destStudy;
            UidMapper            uidMapper = null;

            if (lastHistory.DestStudyStorageKey != null)
            {
                StudyStorage destinationStudy = StudyStorage.Load(lastHistory.DestStudyStorageKey);

                //Load the destination.  An exception will be thrown if any issues are encountered.
                FilesystemMonitor.Instance.GetWritableStudyStorageLocation(destinationStudy.ServerPartitionKey,
                                                                           destinationStudy.StudyInstanceUid,
                                                                           StudyRestore.True, StudyCache.True,
                                                                           out destStudy);

                EnsureStudyCanBeUpdated(destStudy);

                bool belongsToAnotherStudy = !destStudy.Equals(StorageLocation);

                ImageUpdateCommandBuilder           commandBuilder = new ImageUpdateCommandBuilder();
                IList <BaseImageLevelUpdateCommand> commands       = commandBuilder.BuildCommands <StudyMatchingMap>(destStudy);
                if (belongsToAnotherStudy)
                {
                    Platform.Log(LogLevel.Info, "AUTO-RECONCILE: Move SOP {0} to Study {1}, A#: {2}, Patient {3}", originalSopUid, destStudy.StudyInstanceUid, destStudy.Study.AccessionNumber, destStudy.Study.PatientsName);

                    // Load the Uid Map, either from cache or from disk
                    if (!_uidMapCache.TryGetValue(destStudy.Key, out uidMapper))
                    {
                        UidMapXml mapXml = new UidMapXml();
                        mapXml.Load(destStudy);
                        uidMapper = new UidMapper(mapXml);

                        _uidMapCache.Add(destStudy.Key, uidMapper);
                    }

                    try
                    {
                        commands.Add(GetUidMappingCommand(StorageLocation, destStudy, uidMapper, originalSopUid, originalSeriesUid));
                    }
                    catch (InstanceAlreadyExistsException ex)
                    {
                        Platform.Log(LogLevel.Info, "An instance already exists with the SOP Instance Uid {0}", ex.SopInstanceUid);
                        preProcessingResult = new AutoReconcilerResult(StudyReconcileAction.Discard)
                        {
                            DiscardImage = true
                        };

                        return(preProcessingResult);
                    }
                }


                preProcessingResult = new AutoReconcilerResult(action)
                {
                    Changes = GetUpdateList(file, commands)
                };

                UpdateImage(file, commands);

                // First, must update the map
                if (uidMapper != null && uidMapper.Dirty)
                {
                    UpdateUidMap(destStudy, uidMapper);
                }

                if (belongsToAnotherStudy)
                {
                    SopInstanceImporterContext importContext = new SopInstanceImporterContext(_contextID, file.SourceApplicationEntityTitle, destStudy.ServerPartition);
                    SopInstanceImporter        importer      = new SopInstanceImporter(importContext);
                    DicomProcessingResult      result        = importer.Import(file);

                    if (!result.Successful)
                    {
                        throw new ApplicationException(result.ErrorMessage);
                    }
                }
            }
            return(preProcessingResult);
        }