public SearchResult GetSeriesCatalogInPolygon(IList <IFeature> polygons, string[] keywords, double tileWidth, double tileHeight, DateTime startDate, DateTime endDate, WebServiceNode[] serviceIDs, BusinessObjects.Models.IProgressHandler bgWorker) { if (polygons == null) { throw new ArgumentNullException("polygons"); } if (bgWorker == null) { throw new ArgumentNullException("bgWorker"); } if (polygons.Count == 0) { throw new ArgumentException("The number of polygons must be greater than zero."); } if (keywords == null || keywords.Length == 0) { keywords = new[] { String.Empty }; } var fullSeriesList = new List <BusinessObjects.Models.SeriesDataCartModel.SeriesDataCart>(); for (int index = 0; index < polygons.Count; index++) { if (polygons.Count > 1) { bgWorker.ReportMessage(string.Format("Processing polygons: {0} of {1}", index + 1, polygons.Count)); } bgWorker.CheckForCancel(); var polygon = polygons[index]; var extentBox = new Extent(polygon.Envelope); var seriesForPolygon = GetSeriesListForExtent(extentBox, keywords, tileWidth, tileHeight, startDate, endDate, serviceIDs, bgWorker, item => polygon.Intersects(new Coordinate(item.Longitude, item.Latitude))); fullSeriesList.AddRange(seriesForPolygon); } SearchResult resultFs = null; if (fullSeriesList.Count > 0) { bgWorker.ReportMessage("Calculating Points..."); resultFs = SearchHelper.ToFeatureSetsByDataSource(fullSeriesList); } bgWorker.CheckForCancel(); var message = string.Format("{0} Series found.", totalSeriesCount); bgWorker.ReportProgress(100, "Search Finished. " + message); return(resultFs); }
public SearchResult GetSeriesCatalogInRectangle(Box extentBox, string[] keywords, double tileWidth, double tileHeight, DateTime startDate, DateTime endDate, WebServiceNode[] serviceIDs, BusinessObjects.Models.IProgressHandler bgWorker) { if (extentBox == null) { throw new ArgumentNullException("extentBox"); } if (serviceIDs == null) { throw new ArgumentNullException("serviceIDs"); } if (bgWorker == null) { throw new ArgumentNullException("bgWorker"); } if (keywords == null || keywords.Length == 0) { keywords = new[] { String.Empty }; } bgWorker.CheckForCancel(); var extent = new Extent(extentBox.XMin, extentBox.YMin, extentBox.XMax, extentBox.YMax); var fullSeriesList = GetSeriesListForExtent(extent, keywords, tileWidth, tileHeight, startDate, endDate, serviceIDs, bgWorker, series => true); SearchResult resultFs = null; if (fullSeriesList.Count > 0) { bgWorker.ReportMessage("Calculating Points..."); resultFs = SearchHelper.ToFeatureSetsByDataSource(fullSeriesList); } bgWorker.CheckForCancel(); var message = string.Format("{0} Series found.", totalSeriesCount); bgWorker.ReportProgress(100, "Search Finished. " + message); return(resultFs); }
private List <BusinessObjects.Models.SeriesDataCartModel.SeriesDataCart> GetSeriesListForExtent(Extent extent, IEnumerable <string> keywords, double tileWidth, double tileHeight, DateTime startDate, DateTime endDate, ICollection <WebServiceNode> serviceIDs, BusinessObjects.Models.IProgressHandler bgWorker, Func <BusinessObjects.Models.SeriesDataCartModel.SeriesDataCart, bool> seriesFilter) { var servicesToSearch = new List <Tuple <WebServiceNode[], Extent> >(); if (serviceIDs.Count > 0) { foreach (var webService in serviceIDs) { if (webService.ServiceBoundingBox == null) { servicesToSearch.Add(new Tuple <WebServiceNode[], Extent>(new[] { webService }, extent)); continue; } const double eps = 0.05; //tolerance (0.05 deg) used for services whose bounding box is one point var wsBox = webService.ServiceBoundingBox; var wsExtent = new Extent(wsBox.XMin - eps, wsBox.YMin - eps, wsBox.XMax + eps, wsBox.YMax + eps); if (wsExtent.Intersects(extent)) { servicesToSearch.Add(new Tuple <WebServiceNode[], Extent>(new[] { webService }, wsExtent.Intersection(extent))); } } } else { servicesToSearch.Add(new Tuple <WebServiceNode[], Extent>(new WebServiceNode[] { }, extent)); } var servicesWithExtents = new List <Tuple <WebServiceNode[], List <Extent> > >(servicesToSearch.Count); int totalTilesCount = 0; foreach (var wsInfo in servicesToSearch) { var tiles = SearchHelper.CreateTiles(wsInfo.Item2, tileWidth, tileHeight); servicesWithExtents.Add(new Tuple <WebServiceNode[], List <Extent> >(wsInfo.Item1, tiles)); totalTilesCount += tiles.Count; } var fullSeriesList = new List <List <BusinessObjects.Models.SeriesDataCartModel.SeriesDataCart> >(); long currentTileIndex = 0; int tilesFinished = 0; totalSeriesCount = 0; bgWorker.ReportProgress(0, "0 Series found"); var serviceLoopOptions = new ParallelOptions { CancellationToken = bgWorker.CancellationToken, MaxDegreeOfParallelism = 2, }; var tileLoopOptions = new ParallelOptions { CancellationToken = bgWorker.CancellationToken, // Note: currently HIS Central returns timeout if many requests are sent in the same time. // To test set MaxDegreeOfParallelism = -1 MaxDegreeOfParallelism = 4, }; Parallel.ForEach(servicesWithExtents, serviceLoopOptions, wsInfo => { bgWorker.CheckForCancel(); var ids = wsInfo.Item1.Select(item => item.ServiceID).ToArray(); var tiles = wsInfo.Item2; Parallel.ForEach(tiles, tileLoopOptions, tile => { var current = Interlocked.Add(ref currentTileIndex, 1); bgWorker.CheckForCancel(); // Do the web service call var tileSeriesList = new List <BusinessObjects.Models.SeriesDataCartModel.SeriesDataCart>(); if (SearchSettings.AndSearch == true) { //CHANGES FOR "AND" SEARCH var totalTileSeriesList = new List <BusinessObjects.Models.SeriesDataCartModel.SeriesDataCart>(); var tileSeriesList2 = new List <BusinessObjects.Models.SeriesDataCartModel.SeriesDataCart>(); var tileSeriesList3 = new List <BusinessObjects.Models.SeriesDataCartModel.SeriesDataCart>(); var tileSeriesList4 = new List <BusinessObjects.Models.SeriesDataCartModel.SeriesDataCart>(); SeriesComparer sc = new SeriesComparer(); for (int i = 0; i < keywords.Count(); i++) { String keyword = keywords.ElementAt(i); bgWorker.CheckForCancel(); var series = GetSeriesCatalogForBox(tile.MinX, tile.MaxX, tile.MinY, tile.MaxY, keyword, startDate, endDate, ids, bgWorker, current, totalTilesCount); totalTileSeriesList.AddRange(series); if (tileSeriesList.Count() == 0) { if (i == 0) { tileSeriesList.AddRange(series); } else { break; } } else { tileSeriesList2.AddRange(tileSeriesList.Intersect(series, sc)); tileSeriesList.Clear(); tileSeriesList.AddRange(tileSeriesList2); tileSeriesList2.Clear(); } } for (int i = 0; i < tileSeriesList.Count(); i++) { tileSeriesList4 = totalTileSeriesList.Where(item => (item.SiteName.Equals(tileSeriesList.ElementAt(i).SiteName))).ToList(); tileSeriesList3.AddRange(tileSeriesList4); } tileSeriesList = tileSeriesList3; } else { tileSeriesList = new List <BusinessObjects.Models.SeriesDataCartModel.SeriesDataCart>(); foreach (var keyword in keywords) { bgWorker.CheckForCancel(); var series = GetSeriesCatalogForBox(tile.MinX, tile.MaxX, tile.MinY, tile.MaxY, keyword, startDate, endDate, ids, bgWorker, current, totalTilesCount); tileSeriesList.AddRange(series); } } //END CHANGES FOR "AND" SEARCH bgWorker.CheckForCancel(); if (tileSeriesList.Count > 0) { var filtered = tileSeriesList.Where(seriesFilter).ToList(); if (filtered.Count > 0) { lock (_lockGetSeries) { totalSeriesCount += filtered.Count; fullSeriesList.Add(filtered); } } } // Report progress var currentFinished = Interlocked.Add(ref tilesFinished, 1); var message = string.Format("{0} Series found", totalSeriesCount); var percentProgress = (currentFinished * 100) / totalTilesCount; bgWorker.ReportProgress(percentProgress, message); }); }); // Collect all series into result list var result = new List <BusinessObjects.Models.SeriesDataCartModel.SeriesDataCart>(totalSeriesCount); fullSeriesList.ForEach(result.AddRange); return(result); }