Exemplo n.º 1
0
        /// <summary>
        /// This method is considered as main execute method which defines the
        /// step by step algorithm. Derived class flows the defined flow by this
        /// method. Store generated MUMs in properties MUMs, SortedMUMs.
        /// Alignment first finds MUMs for all the query sequence, and then
        /// runs pairwise algorithm on gaps to produce alignments.
        /// </summary>
        /// <param name="referenceSequence">Reference sequence.</param>
        /// <param name="querySequenceList">List of input sequences.</param>
        /// <returns>A list of sequence alignments.</returns>
        private IList <IPairwiseSequenceAlignment> AlignmentWithAccumulatedMUMs(
            ISequence referenceSequence,
            IEnumerable <ISequence> querySequenceList)
        {
            // Get MUMs
            this.mums = new Dictionary <ISequence, IEnumerable <Match> >();
            IList <IPairwiseSequenceAlignment> results   = new List <IPairwiseSequenceAlignment>();
            IPairwiseSequenceAlignment         alignment = null;
            IEnumerable <Match> mum;

            if (this.Validate(referenceSequence, querySequenceList))
            {
                // Safety check for public methods to ensure that null
                // inputs are handled.
                if (referenceSequence == null || querySequenceList == null)
                {
                    return(null);
                }

                Sequence seq = referenceSequence as Sequence;
                if (seq == null)
                {
                    throw new ArgumentException(Properties.Resource.OnlySequenceClassSupported);
                }

                MUMmer mummer = new MUMmer(seq);
                mummer.LengthOfMUM = this.LengthOfMUM;
                mummer.NoAmbiguity = this.AmbigiousMatchesAllowed;
                foreach (ISequence sequence in querySequenceList)
                {
                    if (sequence.Equals(referenceSequence))
                    {
                        continue;
                    }

                    alignment = new PairwiseSequenceAlignment(referenceSequence, sequence);

                    // Step2 : streaming process is performed with the query sequence
                    if (this.MaximumMatchEnabled)
                    {
                        mum = mummer.GetMatches(sequence);
                    }
                    else
                    {
                        mum = mummer.GetMatchesUniqueInReference(sequence);
                    }

                    this.mums.Add(sequence, mum);

                    // Step3(a) : sorted mum list based on reference sequence
                    LongestIncreasingSubsequence lis = new LongestIncreasingSubsequence();
                    IList <Match> sortedMumList      = lis.SortMum(GetMumsForLIS(mum));

                    if (sortedMumList.Count > 0)
                    {
                        // Step3(b) : LIS using greedy cover algorithm
                        IList <Match> finalMumList = lis.GetLongestSequence(sortedMumList);

                        if (finalMumList.Count > 0)
                        {
                            // Step 4 : get all the gaps in each sequence and call
                            // pairwise alignment
                            alignment.PairwiseAlignedSequences.Add(
                                this.ProcessGaps(referenceSequence, sequence, finalMumList));
                        }

                        results.Add(alignment);
                    }
                    else
                    {
                        IList <IPairwiseSequenceAlignment> sequenceAlignment = this.RunPairWise(
                            referenceSequence,
                            sequence);

                        foreach (IPairwiseSequenceAlignment pairwiseAlignment in sequenceAlignment)
                        {
                            results.Add(pairwiseAlignment);
                        }
                    }
                }
            }

            return(results);
        }
Exemplo n.º 2
0
        /// <summary>
        /// This method is considered as main execute method which defines the
        /// step by step algorithm. Derived class flows the defined flow by this
        /// method. Store generated MUMs in properties MUMs, SortedMUMs.
        /// Alignment first finds MUMs for all the query sequence, and then 
        /// runs pairwise algorithm on gaps to produce alignments.
        /// </summary>
        /// <param name="referenceSequence">Reference sequence.</param>
        /// <param name="querySequenceList">List of input sequences.</param>
        /// <returns>A list of sequence alignments.</returns>
        private IList<IPairwiseSequenceAlignment> AlignmentWithAccumulatedMUMs(
                ISequence referenceSequence,
                IEnumerable<ISequence> querySequenceList)
        {
            // Get MUMs
            this.mums = new Dictionary<ISequence, IEnumerable<Match>>();
            IList<IPairwiseSequenceAlignment> results = new List<IPairwiseSequenceAlignment>();
            IPairwiseSequenceAlignment alignment = null;
            IEnumerable<Match> mum;
            if (this.Validate(referenceSequence, querySequenceList))
            {
                // Safety check for public methods to ensure that null 
                // inputs are handled.
                if (referenceSequence == null || querySequenceList == null)
                {
                    return null;
                }

                Sequence seq = referenceSequence as Sequence;
                if (seq == null)
                {
                    throw new ArgumentException(Properties.Resource.OnlySequenceClassSupported);
                }

                MUMmer mummer = new MUMmer(seq);
                mummer.LengthOfMUM = this.LengthOfMUM;
                mummer.NoAmbiguity = this.AmbigiousMatchesAllowed;
                foreach (ISequence sequence in querySequenceList)
                {
                    if (sequence.Equals(referenceSequence))
                    {
                        continue;
                    }

                    alignment = new PairwiseSequenceAlignment(referenceSequence, sequence);

                    // Step2 : streaming process is performed with the query sequence
                    if (this.MaximumMatchEnabled)
                    {
                        mum = mummer.GetMatches(sequence);
                    }
                    else
                    {
                        mum = mummer.GetMatchesUniqueInReference(sequence);
                    }

                    this.mums.Add(sequence, mum);

                    // Step3(a) : sorted mum list based on reference sequence
                    LongestIncreasingSubsequence lis = new LongestIncreasingSubsequence();
                    IList<Match> sortedMumList = lis.SortMum(GetMumsForLIS(mum));

                    if (sortedMumList.Count > 0)
                    {
                        // Step3(b) : LIS using greedy cover algorithm
                        IList<Match> finalMumList = lis.GetLongestSequence(sortedMumList);

                        if (finalMumList.Count > 0)
                        {
                            // Step 4 : get all the gaps in each sequence and call 
                            // pairwise alignment
                            alignment.PairwiseAlignedSequences.Add(
                                this.ProcessGaps(referenceSequence, sequence, finalMumList));
                        }

                        results.Add(alignment);
                    }
                    else
                    {
                        IList<IPairwiseSequenceAlignment> sequenceAlignment = this.RunPairWise(
                                referenceSequence,
                                sequence);

                        foreach (IPairwiseSequenceAlignment pairwiseAlignment in sequenceAlignment)
                        {
                            results.Add(pairwiseAlignment);
                        }
                    }
                }
            }

            return results;
        }
Exemplo n.º 3
0
        private static void Main(string[] args)
        {
            try
            {
                Stopwatch stopWatchMumUtil = Stopwatch.StartNew();
                Stopwatch stopWatchInterval = new Stopwatch();
                Console.Error.WriteLine(SplashString());
                if (args.Length > 0)
                {
                    CommandLineOptions myArgs = ProcessCommandLine(args);

                    TimeSpan writetime = new TimeSpan();
                    LongestIncreasingSubsequence lis = new LongestIncreasingSubsequence();
                    IEnumerable<Match> mums;
                    if (myArgs.PerformLISOnly)
                    {
                        stopWatchInterval.Restart();
                        IList<Match> parsedMUMs = ParseMums(myArgs.FileList[0]);
                        stopWatchInterval.Stop();

                        if (myArgs.Verbose)
                        {
                            Console.Error.WriteLine();
                            Console.Error.WriteLine("  Processed MUM file: {0}", Path.GetFullPath(myArgs.FileList[0]));
                            Console.Error.WriteLine("        Total MUMs: {0:#,000}", parsedMUMs.Count);
                            Console.Error.WriteLine("            Read/Processing time: {0}", stopWatchInterval.Elapsed);
                        }

                        stopWatchInterval.Restart();
                        IList<Match> sortedMUMs = lis.SortMum(parsedMUMs);
                        stopWatchInterval.Stop();

                        if (myArgs.Verbose)
                        {
                            Console.Error.WriteLine();
                            Console.Error.WriteLine("  Sort MUM time: {0}", stopWatchInterval.Elapsed);
                        }

                        stopWatchInterval.Restart();
                        if (sortedMUMs.Count != 0)
                        {
                            mums = lis.GetLongestSequence(sortedMUMs);

                            stopWatchInterval.Stop();
                            if (myArgs.Verbose)
                            {
                                Console.Error.WriteLine();
                                Console.Error.WriteLine("  Perform LIS time: {0}", stopWatchInterval.Elapsed);
                            }

                            stopWatchInterval.Restart();
                            WriteMums(mums);
                            stopWatchInterval.Stop();
                            if (myArgs.Verbose)
                            {
                                Console.Error.WriteLine();
                                Console.Error.WriteLine("  Write MUM time: {0}", stopWatchInterval.Elapsed);
                            }

                            stopWatchMumUtil.Stop();
                        }
                        else
                        {
                            stopWatchInterval.Stop();
                            if (myArgs.Verbose)
                            {
                                Console.Error.WriteLine();
                                Console.Error.WriteLine("  Perform LIS time: {0}", stopWatchInterval.Elapsed);
                            }

                            stopWatchInterval.Restart();
                            stopWatchInterval.Stop();
                            if (myArgs.Verbose)
                            {
                                Console.Error.WriteLine();
                                Console.Error.WriteLine("  Write MUM time: {0}", stopWatchInterval.Elapsed);
                            }

                            stopWatchMumUtil.Stop();
                        }
                    }
                    else
                    {
                        FileInfo refFileinfo = new FileInfo(myArgs.FileList[0]);
                        long refFileLength = refFileinfo.Length;
                        refFileinfo = null;

                        stopWatchInterval.Restart();
                        IEnumerable<ISequence> referenceSequences = ParseFastA(myArgs.FileList[0]);
                        ISequence referenceSequence = referenceSequences.First();
                        stopWatchInterval.Stop();
                        if (myArgs.Verbose)
                        {
                            Console.Error.WriteLine();
                            Console.Error.WriteLine("  Processed Reference FastA file: {0}", Path.GetFullPath(myArgs.FileList[0]));
                            Console.Error.WriteLine("        Length of first Sequence: {0:#,000}", referenceSequence.Count);
                            Console.Error.WriteLine("            Read/Processing time: {0}", stopWatchInterval.Elapsed);
                            Console.Error.WriteLine("            File Size           : {0}", refFileLength);
                        }

                        FileInfo queryFileinfo = new FileInfo(myArgs.FileList[1]);
                        long queryFileLength = queryFileinfo.Length;
                        refFileinfo = null;

                        stopWatchInterval.Restart();
                        IEnumerable<ISequence> querySequences = ParseFastA(myArgs.FileList[1]);
                        stopWatchInterval.Stop();
                        if (myArgs.Verbose)
                        {
                            Console.Error.WriteLine();
                            Console.Error.WriteLine("      Processed Query FastA file: {0}", Path.GetFullPath(myArgs.FileList[1]));
                            Console.Error.WriteLine("            Read/Processing time: {0}", stopWatchInterval.Elapsed);
                            Console.Error.WriteLine("            File Size           : {0}", queryFileLength);
                        }

                        if (myArgs.ReverseOnly)
                        {
                            stopWatchInterval.Restart();
                            querySequences = ReverseComplementSequenceList(querySequences);
                            stopWatchInterval.Stop();
                            if (myArgs.Verbose)
                            {
                                Console.Error.WriteLine("         Reverse Complement time: {0}", stopWatchInterval.Elapsed);
                            }
                        }
                        else if (myArgs.Both)
                        {   // add the reverse complement sequences to the query list too
                            stopWatchInterval.Restart();
                            querySequences = AddReverseComplementsToSequenceList(querySequences);
                            stopWatchInterval.Stop();
                            if (myArgs.Verbose)
                            {
                                Console.Error.WriteLine("     Add Reverse Complement time: {0}", stopWatchInterval.Elapsed);
                            }
                        }

                        TimeSpan mummerTime = new TimeSpan(0, 0, 0);
                        stopWatchInterval.Restart();
                        Sequence seq = referenceSequence as Sequence;
                        if (seq == null)
                        {
                            throw new ArgumentException("MUMmer supports only Sequence class");
                        }

                        MUMmer mummer = new MUMmer(seq);
                        stopWatchInterval.Stop();
                        if (myArgs.Verbose)
                        {
                            Console.Error.WriteLine("Suffix tree construction time: {0}", stopWatchInterval.Elapsed);
                        }

                        mummer.LengthOfMUM = myArgs.Length;
                        mummer.NoAmbiguity = myArgs.NoAmbiguity;
                        long querySeqCount = 0;
                        double sumofSeqLength = 0;
                        if (myArgs.MaxMatch)
                        {
                            foreach (ISequence querySeq in querySequences)
                            {
                                stopWatchInterval.Restart();
                                IList<Match> mumList = GetMumsForLIS(mummer.GetMatchesUniqueInReference(querySeq));
                                if (mumList.Count != 0)
                                {
                                    mums = lis.GetLongestSequence(lis.SortMum(mumList));
                                    stopWatchInterval.Stop();
                                    mummerTime = mummerTime.Add(stopWatchInterval.Elapsed);
                                    stopWatchInterval.Restart();
                                    WriteMums(mums, referenceSequence, querySeq, myArgs);
                                    stopWatchInterval.Stop();
                                    writetime = writetime.Add(stopWatchInterval.Elapsed);
                                    querySeqCount++;
                                    sumofSeqLength += querySeq.Count;
                                }
                                else
                                {
                                    stopWatchInterval.Stop();
                                    mummerTime = mummerTime.Add(stopWatchInterval.Elapsed);
                                    stopWatchInterval.Restart();
                                    stopWatchInterval.Stop();
                                    writetime = writetime.Add(stopWatchInterval.Elapsed);
                                    querySeqCount++;
                                    sumofSeqLength += querySeq.Count;
                                }
                            }

                            if (myArgs.Verbose)
                            {
                                Console.Error.WriteLine("             Number of query Sequences: {0}", querySeqCount);
                                Console.Error.WriteLine("             Average length of query Sequences: {0}", sumofSeqLength / querySeqCount);
                                Console.Error.WriteLine("  Compute GetMumsMaxMatch() with LIS time: {0}", mummerTime);
                            }
                        }
                        else if (myArgs.Mum)
                        {
                            foreach (ISequence querySeq in querySequences)
                            {
                                stopWatchInterval.Restart();
                                IList<Match> mumList = GetMumsForLIS(mummer.GetMatchesUniqueInReference(querySeq));
                                if (mumList.Count != 0)
                                {
                                    mums = lis.GetLongestSequence(lis.SortMum(mumList));
                                    stopWatchInterval.Stop();
                                    mummerTime = mummerTime.Add(stopWatchInterval.Elapsed);
                                    stopWatchInterval.Restart();
                                    WriteMums(mums, referenceSequence, querySeq, myArgs);
                                    stopWatchInterval.Stop();
                                    writetime = writetime.Add(stopWatchInterval.Elapsed);
                                    querySeqCount++;
                                    sumofSeqLength += querySeq.Count;
                                }
                                else
                                {
                                    stopWatchInterval.Stop();
                                    mummerTime = mummerTime.Add(stopWatchInterval.Elapsed);
                                    stopWatchInterval.Restart();
                                    stopWatchInterval.Stop();
                                    writetime = writetime.Add(stopWatchInterval.Elapsed);
                                    querySeqCount++;
                                    sumofSeqLength += querySeq.Count;
                                }
                            }

                            if (myArgs.Verbose)
                            {
                                Console.Error.WriteLine("             Number of query Sequences: {0}", querySeqCount);
                                Console.Error.WriteLine("             Average length of query Sequences: {0}", sumofSeqLength / querySeqCount);
                                Console.Error.WriteLine("       Compute GetMumsMum() with LIS time: {0}", mummerTime);
                            }
                        }
                        else if (myArgs.Mumreference)
                        {
                            // NOTE:
                            //     mum3.GetMUMs() this really implements the GetMumReference() functionality
                            // mums = mum3.GetMumsReference( referenceSequences[0], querySequences);     // should be
                            foreach (ISequence querySeq in querySequences)
                            {
                                stopWatchInterval.Restart();
                                IList<Match> mumList = GetMumsForLIS(mummer.GetMatchesUniqueInReference(querySeq));
                                if (mumList.Count != 0)
                                {
                                    mums = lis.GetLongestSequence(lis.SortMum(mumList));
                                    stopWatchInterval.Stop();
                                    mummerTime = mummerTime.Add(stopWatchInterval.Elapsed);
                                    stopWatchInterval.Restart();

                                    // do sort
                                    // WriteLongestIncreasingSubsequences
                                    WriteMums(mums, referenceSequence, querySeq, myArgs);
                                    stopWatchInterval.Stop();
                                    writetime = writetime.Add(stopWatchInterval.Elapsed);
                                    querySeqCount++;
                                    sumofSeqLength += querySeq.Count;
                                }
                                else
                                {
                                    stopWatchInterval.Stop();
                                    mummerTime = mummerTime.Add(stopWatchInterval.Elapsed);
                                    stopWatchInterval.Restart();
                                    stopWatchInterval.Stop();
                                    writetime = writetime.Add(stopWatchInterval.Elapsed);
                                    querySeqCount++;
                                    sumofSeqLength += querySeq.Count;
                                }
                            }

                            if (myArgs.Verbose)
                            {
                                Console.Error.WriteLine("             Number of query Sequences: {0}", querySeqCount);
                                Console.Error.WriteLine("             Average length of query Sequences: {0}", sumofSeqLength / querySeqCount);
                                Console.Error.WriteLine(" Compute GetMumsReference() time: {0}", mummerTime);
                            }
                        }
                        else
                        {
                            // cannot happen as argument processing already asserted one of the three options must be specified
                            Console.Error.WriteLine("\nError: one of /maxmatch, /mum, /mumreference options must be specified.");
                            Environment.Exit(-1);

                            // kill the error about unitialized use of 'mums' in the next block...the compiler does not recognize 
                            // Environment.Exit() as a no-return function
                            throw new Exception("Never hit this");
                        }
                    }

                    if (myArgs.Verbose)
                    {
                        Console.Error.WriteLine("                WriteMums() time: {0}", writetime);
                    }

                    stopWatchMumUtil.Stop();
                    if (myArgs.Verbose)
                    {
                        Console.Error.WriteLine("           Total LisUtil Runtime: {0}", stopWatchMumUtil.Elapsed);
                    }
                }
                else
                {
                    Console.WriteLine(Resources.LisUtilHelp);
                }
             }
            catch (Exception ex)
            {
                DisplayException(ex);
            }
        }
Exemplo n.º 4
0
        static void Main(string[] args)
        {
            try
            {
                //            DateTime dStart = DateTime.Now;
                Stopwatch swMumUtil = Stopwatch.StartNew();
                Stopwatch swInterval = new Stopwatch();
                
                Console.Error.WriteLine(SplashString());
                if (args.Length > 0)
                {
                    CommandLineOptions myArgs = ProcessCommandLine(args);
                    if (myArgs.help)
                    {
                        Console.WriteLine(Resources.MumUtilHelp);
                    }
                    else
                    {
                        FileInfo refFileinfo = new FileInfo(myArgs.fileList[0]);
                        long refFileLength = refFileinfo.Length;
                        refFileinfo = null;

                        swInterval.Restart();
                        IEnumerable<ISequence> referenceSequences = ParseFastA(myArgs.fileList[0]);
                        Sequence referenceSequence = referenceSequences.First() as Sequence;
                        swInterval.Stop();
                        if (myArgs.verbose)
                        {
                            Console.Error.WriteLine();
                            Console.Error.WriteLine("  Processed Reference FastA file: {0}", Path.GetFullPath(myArgs.fileList[0]));
                            Console.Error.WriteLine("        Length of first Sequence: {0:#,000}", referenceSequence.Count);
                            Console.Error.WriteLine("            Read/Processing time: {0}", swInterval.Elapsed);
                            Console.Error.WriteLine("            File size           : {0:#,000} bytes", refFileLength);
                        }

                        FileInfo queryFileinfo = new FileInfo(myArgs.fileList[1]);
                        long queryFileLength = queryFileinfo.Length;
                        refFileinfo = null;

                        IEnumerable<ISequence> parsedQuerySequences = ParseFastA(myArgs.fileList[1]);

                        IEnumerable<ISequence> querySequences = parsedQuerySequences;

                        if (myArgs.reverseOnly)
                        {
                            // convert to reverse complement sequences
                            querySequences = ReverseComplementSequenceList(parsedQuerySequences);
                        }
                        else if (myArgs.both)
                        {
                            // add the reverse complement sequences along with query sequences.
                            querySequences = AddReverseComplementsToSequenceList(parsedQuerySequences);
                        }

                        // DISCUSSION:
                        // Three possible outputs desired.  Globally unique 'mum' (v1), unique in reference sequence (v2), 
                        //   or get the maximum matches of length or greater.  
                        //
                        mummerTime = new TimeSpan();
                        writetime = new TimeSpan();
                        IEnumerable<Match> mums;
                        long memoryAtStart = 0;
                        long memoryAtEnd = 0;
                        if (myArgs.verbose)
                        {
                            swMumUtil.Stop();
                            memoryAtStart = GC.GetTotalMemory(true);
                            swMumUtil.Start();
                        }

                        swInterval.Restart();
                        MultiWaySuffixTree suffixTreee = new MultiWaySuffixTree(referenceSequence);
                        swInterval.Stop();

                        if (myArgs.verbose)
                        {
                            swMumUtil.Stop();
                            memoryAtEnd = GC.GetTotalMemory(true);
                            swMumUtil.Start();
                        }

                        MUMmer mummer = new MUMmer(suffixTreee);

                        if (myArgs.verbose)
                        {
                            Console.Error.WriteLine();
                            Console.Error.WriteLine("Suffix tree construction time   : {0}", swInterval.Elapsed);
                            Console.Error.WriteLine("Memory consumed by Suffix tree  : {0:#,000}", memoryAtEnd - memoryAtStart);
                            Console.Error.WriteLine("Total edges created             : {0:#,000}", suffixTreee.EdgesCount);
                            Console.Error.WriteLine("Memory per edge                 : {0:#,000.00} bytes", (((double)(memoryAtEnd - memoryAtStart)) / suffixTreee.EdgesCount));
                            Console.Error.WriteLine();
                            Console.Error.WriteLine("      Processed Query FastA file: {0}", Path.GetFullPath(myArgs.fileList[1]));
                            Console.Error.WriteLine("            File Size           : {0:#,000} bytes", queryFileLength);
                        }

                        mummer.LengthOfMUM = myArgs.length;
                        mummer.NoAmbiguity = myArgs.noAmbiguity;

                        long querySeqCount = 0;
                        double sumofSeqLength = 0;
                        TimeSpan totalTimetakenToProcessQuerySequences = new TimeSpan();
                        string outputOption = string.Empty;

                        if (myArgs.maxmatch)
                        {
                            outputOption = "GetMumsMaxMatch()";
                            swInterval.Restart();
                            foreach (Sequence qSeq in querySequences)
                            {
                                // Stop the wath after each query sequence parsed.
                                swInterval.Stop();

                                // Add total time to process query sequence.
                                // if reverse complement option is set, includes reverse complement time also.
                                totalTimetakenToProcessQuerySequences = totalTimetakenToProcessQuerySequences.Add(swInterval.Elapsed);

                                mums = mummer.GetMatches(qSeq);

                                WriteMums(mums, referenceSequence, qSeq, myArgs);

                                querySeqCount++;
                                sumofSeqLength += qSeq.Count;

                                // Start the watch for next query sequence parse.
                                swInterval.Restart();
                            }

                            swInterval.Stop();
                        }
                        else if (myArgs.mum)
                        {
                            // mums = mum3.GetMumsMum( referenceSequences[0], querySequences);
                            outputOption = "GetMumsMum()";
                            swInterval.Restart();
                            foreach (Sequence qSeq in querySequences)
                            {
                                // Stop the wath after each query sequence parsed.
                                swInterval.Stop();

                                // Add total time to process query sequence.
                                // if reverse complement option is set, includes reverse complement time also.
                                totalTimetakenToProcessQuerySequences = totalTimetakenToProcessQuerySequences.Add(swInterval.Elapsed);

                                swInterval.Restart();
                                // TODO: After implementing GetMatchesUniqueInBothReferenceAndQuery() in MUMmer
                                ////       GetMatchesUniqueInReference() with GetMatchesUniqueInBothReferenceAndQuery() in the line below.
                                mums = mummer.GetMatchesUniqueInReference(qSeq);
                                swInterval.Stop();

                                // Add time taken by GetMatchesUniqueInBothReferenceAndQuery().
                                mummerTime = mummerTime.Add(swInterval.Elapsed);

                                swInterval.Restart();
                                WriteMums(mums, referenceSequence, qSeq, myArgs);
                                swInterval.Stop();

                                // Add time taken by write matches.
                                writetime = writetime.Add(swInterval.Elapsed);

                                querySeqCount++;
                                sumofSeqLength += qSeq.Count;

                                // Start the watch for next query sequence parse.
                                swInterval.Restart();
                            }

                            swInterval.Stop();
                        }
                        else if (myArgs.mumreference)
                        {
                            // NOTE:
                            //     mum3.GetMUMs() this really implements the GetMumReference() functionality
                            // mums = mum3.GetMumsReference( referenceSequences[0], querySequences);     // should be
                            //swInterval.Restart();
                            outputOption = "GetMumsReference()";
                            swInterval.Restart();
                            foreach (Sequence qSeq in querySequences)
                            {
                                // Stop the watch after each query sequence parsed.
                                swInterval.Stop();

                                // Add total time to process query sequence.
                                // if reverse complement option is set, includes reverse complement time also.
                                totalTimetakenToProcessQuerySequences = totalTimetakenToProcessQuerySequences.Add(swInterval.Elapsed);

                                swInterval.Restart();
                                mums = mummer.GetMatchesUniqueInReference(qSeq);
                                swInterval.Stop();

                                // Add time taken by GetMatchesUniqueInReference().
                                mummerTime = mummerTime.Add(swInterval.Elapsed);

                                swInterval.Restart();
                                WriteMums(mums, referenceSequence, qSeq, myArgs);
                                swInterval.Stop();

                                // Add time taken by write matches.
                                writetime = writetime.Add(swInterval.Elapsed);
                                querySeqCount++;
                                sumofSeqLength += qSeq.Count;

                                // Start the watch for next query sequence parse.
                                swInterval.Restart();
                            }

                            swInterval.Stop();
                        }
                        else
                        {
                            // cannot happen as argument processing already asserted one of the three options must be specified
                            Console.Error.WriteLine("\nError: one of /maxmatch, /mum, /mumreference options must be specified.");
                            Environment.Exit(-1);
                            // kill the error about unitialized use of 'mums' in the next block...the compiler does not recognize 
                            //   Environment.Exit() as a no-return function
                            throw new Exception("Never hit this");
                        }

                        if (myArgs.verbose)
                        {
                            if (myArgs.reverseOnly || myArgs.both)
                            {
                                Console.Error.WriteLine("        Read/Processing time          : {0}", timeTakenToParseQuerySequences);
                                Console.Error.WriteLine("     Reverse Complement time          : {0}", timeTakenToGetReverseComplement);
                                Console.Error.WriteLine("     Total time taken to Process reads: {0}", totalTimetakenToProcessQuerySequences);
                            }
                            else
                            {
                                Console.Error.WriteLine("        Read/Processing time          : {0}", totalTimetakenToProcessQuerySequences);
                            }

                            Console.Error.WriteLine();
                            Console.Error.WriteLine("         Number of query Sequences        : {0:#,000}", querySeqCount);
                            Console.Error.WriteLine("         Average length of query Sequences: {0:#,000}", sumofSeqLength / querySeqCount);
                            Console.Error.WriteLine();
                            Console.Error.WriteLine("Compute {0,20} time              : {1}", outputOption, mummerTime);
                            Console.Error.WriteLine("                WriteMums() time          : {0}", writetime);
                        }

                        swMumUtil.Stop();
                        if (myArgs.verbose)
                        {
                            Console.Error.WriteLine("           Total MumUtil Runtime      : {0}", swMumUtil.Elapsed);
                        }
                    }
                }
                else
                {
                    Console.WriteLine(Resources.MumUtilHelp);
                }
                     
            }
            catch (Exception ex)
            {
                DisplayException(ex);
            }

        }
Exemplo n.º 5
0
        /// <summary>
        /// Validates Constructor of Mummer Class with a Suffix tree as parameter.
        /// </summary>
        /// <param name="nodeName">Parent Node from Xml.</param>
        void ValidateConstructorWithSuffixTree(string nodeName)
        {
            string referenceSequence = string.Empty;
            string querySequence = string.Empty;
            string seqAlp = this.utilityObj.xmlUtil.GetTextValue(nodeName,
                    Constants.AlphabetNameNode);

            // Gets the reference sequence from the configurtion file
            referenceSequence = this.utilityObj.xmlUtil.GetTextValue(nodeName,
                Constants.SequenceNode);

            querySequence = this.utilityObj.xmlUtil.GetTextValue(nodeName,
                Constants.SearchSequenceNode);

            seqAlp = this.utilityObj.xmlUtil.GetTextValue(nodeName,
                Constants.SearchSequenceAlphabetNode);

            Sequence refSequence = new Sequence(Utility.GetAlphabet(seqAlp), referenceSequence);

            MultiWaySuffixTree suffixTree = new MultiWaySuffixTree(refSequence);
            Bio.Algorithms.MUMmer.MUMmer mum = new Bio.Algorithms.MUMmer.MUMmer(suffixTree);
            string mumLength = this.utilityObj.xmlUtil.GetTextValue(nodeName, Constants.MUMLengthNode);
            mum.LengthOfMUM = long.Parse(mumLength, null);
            IEnumerable<Match> matches = null;
            Sequence sequence = new Sequence(Utility.GetAlphabet(seqAlp), querySequence);
            matches = mum.GetMatches(sequence);
            // Validates the Unique Matches.
            ApplicationLog.WriteLine(@"MUMmer BVT : Validating the Unique Matches for 
                                            implementation of customised MUMer Constructor");
            Assert.IsTrue(this.ValidateUniqueMatches(matches, nodeName));

            ApplicationLog.WriteLine(string.Format((IFormatProvider)null,
                "MUMmer BVT : Successfully validated the all the unique matches for the sequence '{0}' and '{1}'.",
                referenceSequence, querySequence));
        }
Exemplo n.º 6
0
        void ValidateMUMsGeneralTestCases(string nodeName, bool isFilePath)
        {
            ISequence referenceSeq = null;
            ISequence querySeq = null;
            IEnumerable<ISequence> querySeqs = null;
            string referenceSequence = string.Empty;
            string querySequence = string.Empty;
            IEnumerable<ISequence> referenceSeqs = null;

            if (isFilePath)
            {
                // Gets the reference sequence from the configurtion file
                string filePath = this.utilityObj.xmlUtil.GetTextValue(nodeName,
                    Constants.FilePathNode);

                Assert.IsNotNull(filePath);
                ApplicationLog.WriteLine(string.Format((IFormatProvider)null,
                    "MUMmer P1 : Successfully validated the File Path '{0}'.", filePath));

                FastAParser parser = new FastAParser();
                referenceSeqs = parser.Parse(filePath);
                referenceSeq = referenceSeqs.ElementAt(0);
                referenceSequence = new string(referenceSeq.Select(a => (char)a).ToArray()); ;

                // Gets the reference sequence from the configuration file
                string queryFilePath = this.utilityObj.xmlUtil.GetTextValue(nodeName,
                    Constants.SearchSequenceFilePathNode);

                Assert.IsNotNull(queryFilePath);
                ApplicationLog.WriteLine(string.Format((IFormatProvider)null,
                    "MUMmer P1 : Successfully validated the Search File Path '{0}'.", queryFilePath));

                querySeqs = parser.Parse(queryFilePath);
                querySeq = querySeqs.ElementAt(0);
                querySequence = new string(querySeq.Select(a => (char)a).ToArray());
            }
            else
            {
                // Gets the reference sequence from the configuration file
                referenceSequence = this.utilityObj.xmlUtil.GetTextValue(nodeName,
                    Constants.SequenceNode);

                string referenceSeqAlphabet = this.utilityObj.xmlUtil.GetTextValue(nodeName,
                    Constants.AlphabetNameNode);

                referenceSeq = new Sequence(Utility.GetAlphabet(referenceSeqAlphabet),
                  this.encodingObj.GetBytes(referenceSequence));

                querySequence = this.utilityObj.xmlUtil.GetTextValue(nodeName,
                    Constants.SearchSequenceNode);

                referenceSeqAlphabet = this.utilityObj.xmlUtil.GetTextValue(nodeName,
                    Constants.SearchSequenceAlphabetNode);

                querySeq = new Sequence(Utility.GetAlphabet(referenceSeqAlphabet),
                   this.encodingObj.GetBytes(querySequence));
            }

            string mumLength = this.utilityObj.xmlUtil.GetTextValue(nodeName, Constants.MUMLengthNode);

            Bio.Algorithms.MUMmer.MUMmer mum = new Bio.Algorithms.MUMmer.MUMmer(referenceSeq as Sequence);
            mum.LengthOfMUM = long.Parse(mumLength, null);
            IEnumerable<Match> actualResult = null;

            actualResult = mum.GetMatchesUniqueInReference(querySeq);

            // Validate MUMs output.
            Assert.IsTrue(this.ValidateMums(nodeName, actualResult));

            ApplicationLog.WriteLine("MUMmer P1 : Successfully validated the Mumms.");
        }