public WriteHeader ( Bio.IO.SAM.SAMAlignmentHeader header, Stream writer ) : void | ||
header | Bio.IO.SAM.SAMAlignmentHeader | SAMAlignmentHeader object |
writer | Stream | Stream to write. |
Результат | void |
/// <summary> /// Merge multiple sorted alignments. /// SAMUtil.exe out.bam in1.bam in2.bam /// </summary> public void DoMerge() { if (FilePaths == null) { throw new InvalidOperationException("FilePath"); } if (FilePaths.Length < 2) { throw new InvalidOperationException(Resources.MergeHelp); } IList<IList<BAMSortedIndex>> sortedIndexes = new List<IList<BAMSortedIndex>>(); IList<SequenceAlignmentMap> sequenceAlignmentMaps = new List<SequenceAlignmentMap>(); Parallel.For(0, FilePaths.Length, (int index) => { IList<BAMSortedIndex> sortedIndex; BAMParser parser = new BAMParser(); ; SequenceAlignmentMap map; if (index == 0) { try { map = parser.ParseOne<SequenceAlignmentMap>(FilePaths[0]); } catch { throw new InvalidOperationException(Resources.InvalidBAMFile); } if (map == null) { throw new InvalidOperationException(Resources.EmptyFile); } if (string.IsNullOrEmpty(HeaderFile) && map.Header.RecordFields.Count == 0) { throw new InvalidOperationException(Resources.HeaderMissing); } if (!string.IsNullOrEmpty(HeaderFile)) { SAMParser parse = new SAMParser(); SequenceAlignmentMap head; try { head = parse.ParseOne<SequenceAlignmentMap>(HeaderFile); } catch { throw new InvalidOperationException(Resources.IncorrectHeaderFile); } if (head == null) { throw new InvalidOperationException(Resources.EmptyFile); } header = head.Header; } else { header = map.Header; } sortedIndex = Sort(map, SortByReadName ? BAMSortByFields.ReadNames : BAMSortByFields.ChromosomeCoordinates); } else { try { map = parser.ParseOne<SequenceAlignmentMap>(FilePaths[index]); } catch { throw new InvalidOperationException(Resources.InvalidBAMFile); } if (map == null) { throw new InvalidOperationException(Resources.EmptyFile); } sortedIndex = Sort(map, SortByReadName ? BAMSortByFields.ReadNames : BAMSortByFields.ChromosomeCoordinates); } lock (sortedIndexes) { sortedIndexes.Add(sortedIndex); sequenceAlignmentMaps.Add(map); } }); if (string.IsNullOrEmpty(OutputFilename)) { OutputFilename = "out.bam"; autoGeneratedOutputFilename = true; } string filePath = Path.GetTempFileName(); using (FileStream fstemp = new FileStream(filePath, FileMode.Create, FileAccess.ReadWrite)) { BAMFormatter formatter = new BAMFormatter(); formatter.WriteHeader(header, fstemp); if (SortByReadName) { IList<BAMSortedIndex> sortedIndex = sortedIndexes.Select(a => a.First()).ToList(); WriteMergeFileSortedByReadName(sortedIndex, fstemp, formatter, sequenceAlignmentMaps); } else { WriteMergeFile(sortedIndexes, fstemp, formatter, sequenceAlignmentMaps); } using (FileStream fsoutput = new FileStream(OutputFilename, FileMode.Create, FileAccess.Write)) { fstemp.Seek(0, SeekOrigin.Begin); formatter.CompressBAMFile(fstemp, fsoutput); } } File.Delete(filePath); if (autoGeneratedOutputFilename) { Console.WriteLine(Properties.Resources.SuccessMessageWithOutputFileName, OutputFilename); } }
public void InvalidateBAMFormatterWriteHeader() { //pass null value for stream try { var formatter = new BAMFormatter(); formatter.WriteHeader(new SAMAlignmentHeader(), null); Assert.Fail(); } catch (ArgumentNullException ex) { ApplicationLog.Write("BAM P2 : ArgumentNullException successfully thrown : " + ex.Message); } //pass null for SAMAlignmentHeader try { var formatter = new BAMFormatter(); string tmpFileName = Path.GetTempFileName(); using (var stream = new FileStream(tmpFileName, FileMode.Create)) { formatter.WriteHeader(null, stream); Assert.Fail(); File.Delete(tmpFileName); } } catch (ArgumentNullException ex) { ApplicationLog.Write("BAM P2 : ArgumentNullException successfully thrown : " + ex.Message); } }