예제 #1
0
        /// <summary>
        ///     Loads baseline data for alignment.
        /// </summary>
        private IList <UMCLight> LoadBaselineData(DatasetInformation baselineInfo,
                                                  MsFeatureFilteringOptions msFilterOptions,
                                                  LcmsFeatureFindingOptions lcmsFindingOptions,
                                                  LcmsFeatureFilteringOptions lcmsFilterOptions,
                                                  DataLoadingOptions dataLoadOptions,
                                                  FeatureDataAccessProviders dataProviders,
                                                  MassTagDatabase database,
                                                  bool shouldUseMassTagDbAsBaseline)
        {
            IList <UMCLight> baselineFeatures = null;

            UpdateStatus("Loading baseline features.");
            if (!shouldUseMassTagDbAsBaseline)
            {
                if (baselineInfo == null)
                {
                    throw new Exception("The baseline dataset was never set.");
                }

                var cache = new FeatureLoader
                {
                    Providers = dataProviders
                };

                RegisterProgressNotifier(cache);

                UpdateStatus("Loading baseline features from " + baselineInfo.DatasetName + " for alignment.");

                baselineFeatures = cache.LoadDataset(baselineInfo,
                                                     msFilterOptions,
                                                     lcmsFindingOptions,
                                                     lcmsFilterOptions,
                                                     dataLoadOptions,
                                                     m_scanSummaryProviderCache,
                                                     this.m_identificationsProvider);

                cache.CacheFeatures(baselineFeatures);
                if (BaselineFeaturesLoaded != null)
                {
                    BaselineFeaturesLoaded(this,
                                           new BaselineFeaturesLoadedEventArgs(baselineInfo, baselineFeatures.ToList()));
                }

                DeRegisterProgressNotifier(cache);
            }
            else
            {
                if (database == null)
                {
                    throw new NullReferenceException(
                              "The mass tag database has to have data in it if it's being used for drift time alignment.");
                }

                UpdateStatus("Setting baseline features for post drift time alignment from mass tag database.");
                var tags = FeatureDataConverters.ConvertToUMC(database.MassTags);

                if (BaselineFeaturesLoaded == null)
                {
                    return(tags);
                }

                if (tags != null)
                {
                    BaselineFeaturesLoaded(this, new BaselineFeaturesLoadedEventArgs(null, tags.ToList(), database));
                }
            }
            return(baselineFeatures);
        }
예제 #2
0
        internal void LoadFeatures(List <DatasetInformationViewModel> workFlowDatasets = null, IProgress <ProgressData> workflowProgress = null)
        {
            var featureCache = new FeatureLoader {
                Providers = this.analysis.DataProviders
            };

            this.ShouldShowProgress = true;
            var selectedFiles = workFlowDatasets ?? this.Datasets.Where(file => !file.DoingWork).Where(ds => ds.IsSelected).ToList();

            foreach (var file in selectedFiles)
            {
                file.DatasetState = DatasetInformationViewModel.DatasetStates.FindingFeatures;
                ThreadSafeDispatcher.Invoke(() => this.PlotMsFeaturesCommand.RaiseCanExecuteChanged());
                ThreadSafeDispatcher.Invoke(() => this.FindMsFeaturesCommand.RaiseCanExecuteChanged());
            }

            var taskBarProgress = TaskBarProgress.GetInstance();

            taskBarProgress.ShowProgress(this, true);
            workflowProgress = workflowProgress ?? new Progress <ProgressData>();
            IProgress <ProgressData> totalProgressRpt = new Progress <ProgressData>(pd =>
            {
                this.TotalProgress = pd.Percent;
                taskBarProgress.SetProgress(this, pd.Percent);
                workflowProgress.Report(pd);
            });
            var totalProgressData = new ProgressData(totalProgressRpt);

            DatabaseIndexer.IndexClustersDrop(NHibernateUtil.Path);
            DatabaseIndexer.IndexFeaturesDrop(NHibernateUtil.Path);

            var i = 1;

            foreach (var file in selectedFiles)
            {
                // Set range based on file
                totalProgressData.StepRange((i++ *100.0) / selectedFiles.Count);
                var fileInstance = file;

                var progData = new ProgressData(new Progress <ProgressData>(pd =>
                {
                    fileInstance.Progress = pd.Percent;

                    // Report file progress
                    totalProgressData.Report(fileInstance.Progress);
                }));

                var progressRpt = new Progress <ProgressData>(pd => progData.Report(pd.Percent));

                progData.StepRange(30);

                IList <UMCLight> features;

                // Load features from the database.
                try
                {
                    this.analysis.DataProviders.DatabaseLock.EnterReadLock();
                    features = featureCache.LoadDataset(
                        file.Dataset,
                        this.analysis.Options.MsFilteringOptions,
                        this.analysis.Options.LcmsFindingOptions,
                        this.analysis.Options.LcmsFilteringOptions,
                        this.analysis.Options.DataLoadOptions,
                        this.analysis.DataProviders.ScanSummaryProviderCache,
                        this.analysis.DataProviders.IdentificationProviderCache,
                        progressRpt);
                }
                finally
                {   // Always close read lock, even during failure condition so we don't have a recursive lock error.
                    this.analysis.DataProviders.DatabaseLock.ExitReadLock();
                }

                if (!this.featuresByDataset.ContainsKey(file.Dataset))
                {
                    this.featuresByDataset.Add(file.Dataset, new List <UMCLight>());
                }

                this.featuresByDataset[file.Dataset] = features;

                file.DatasetState = DatasetInformationViewModel.DatasetStates.PersistingFeatures;
                ThreadSafeDispatcher.Invoke(() => this.PlotMsFeaturesCommand.RaiseCanExecuteChanged());

                // TODO: We were using this log file to track speed changes for writing the database. We probably don't need it anymore.
                using (var logger = new StreamWriter("nhibernate_stats.txt", true))
                {
                    logger.WriteLine();
                    var stopWatch = new Stopwatch();
                    stopWatch.Start();

                    var scanSumProvider =
                        this.analysis.DataProviders.ScanSummaryProviderCache.GetScanSummaryProvider(
                            file.Dataset.DatasetId);
                    if (scanSumProvider.IsBackedByFile)
                    {
                        var ssDao = this.analysis.DataProviders.ScanSummaryDao;
                        ssDao.DeleteByDatasetId(file.Dataset.DatasetId);

                        // Add all of the Scan Summaries for this dataset to the database, but first properly set the dataset ID
                        ssDao.AddAllStateless(
                            scanSumProvider.GetScanSummaries().Select(
                                summ =>
                        {
                            summ.DatasetId = file.Dataset.DatasetId;
                            return(summ);
                        }).ToList());
                    }

                    progData.StepRange(100);

                    // Cache features to database.
                    try
                    {
                        this.analysis.DataProviders.DatabaseLock.EnterWriteLock();
                        featureCache.CacheFeatures(features, progressRpt);
                    }
                    catch (NonUniqueObjectException ex)
                    {
                        MessageBox.Show("Could not completely persist features: " + ex.Message);
                    }
                    catch (Exception ex) // TODO: Figure out which exception should actually be caught here
                    {
                        MessageBox.Show("Could not persist features to database: " + ex.Message);
                        file.DatasetState = DatasetInformationViewModel.DatasetStates.Loaded;
                        continue;
                    }
                    finally
                    {   // Always close write lock, even during failure condition so we don't have a recursive lock error.
                        this.analysis.DataProviders.DatabaseLock.ExitWriteLock();
                    }

                    stopWatch.Stop();
                    logger.WriteLine("Writing: {0}s", stopWatch.Elapsed.TotalSeconds);
                }

                file.DatasetState = DatasetInformationViewModel.DatasetStates.FeaturesFound;
                ThreadSafeDispatcher.Invoke(() => this.FindMsFeaturesCommand.RaiseCanExecuteChanged());
                file.Progress = 0;
            }

            DatabaseIndexer.IndexFeatures(NHibernateUtil.Path);

            taskBarProgress.ShowProgress(this, false);
            this.ShouldShowProgress = false;
        }
예제 #3
0
        /// <summary>
        ///     Load the data from the dataset information objects to the cache at the analysis Path
        /// </summary>
        private void PerformDataLoadAndAlignment(AnalysisConfig config)
        {
            UmcLoaderFactory.Status += UMCLoaderFactory_Status;

            UpdateStatus("Loading data.");
            var analysisOptions   = config.Analysis.Options;
            var datasets          = config.Analysis.MetaData.Datasets.ToList();
            var lcmsFilterOptions = analysisOptions.LcmsFilteringOptions;
            var msFilterOptions   = analysisOptions.MsFilteringOptions;
            var dataLoadOptions   = analysisOptions.DataLoadOptions;
            var baselineDataset   = config.Analysis.MetaData.BaselineDataset;

            var baselineFeatures = LoadBaselineData(baselineDataset,
                                                    msFilterOptions,
                                                    analysisOptions.LcmsFindingOptions,
                                                    lcmsFilterOptions,
                                                    dataLoadOptions,
                                                    config.Analysis.DataProviders,
                                                    config.Analysis.MassTagDatabase,
                                                    config.Analysis.Options.AlignmentOptions.IsAlignmentBaselineAMasstagDB);

            var alignmentData = new AlignmentDAOHibernate();

            alignmentData.ClearAll();


            var providers    = config.Analysis.DataProviders;
            var featureCache = new FeatureLoader
            {
                Providers = providers
            };

            RegisterProgressNotifier(featureCache);

            MassTagDatabase database = null;

            if (config.Analysis.MassTagDatabase != null)
            {
                database = new MassTagDatabase(config.Analysis.MassTagDatabase,
                                               config.Analysis.Options.AlignmentOptions.MassTagObservationCount);
            }

            SingletonDataProviders.Providers = config.Analysis.DataProviders;

            foreach (var dataset in datasets)
            {
                if (dataset.IsBaseline)
                {
                    continue;
                }

                var features = featureCache.LoadDataset(dataset,
                                                        analysisOptions.MsFilteringOptions,
                                                        analysisOptions.LcmsFindingOptions,
                                                        analysisOptions.LcmsFilteringOptions,
                                                        analysisOptions.DataLoadOptions,
                                                        m_scanSummaryProviderCache,
                                                        m_identificationsProvider);
                features = AlignDataset(features,
                                        baselineFeatures,
                                        database,
                                        dataset,
                                        baselineDataset);
                featureCache.CacheFeatures(features);
            }
            UmcLoaderFactory.Status -= UMCLoaderFactory_Status;
        }