Ejemplo n.º 1
0
        /// <summary>
        /// Parses file into component chunks through the parseFastq class before handing component details to FastqController
        /// for processing.
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void loadWorker_DoWork(object sender, DoWorkEventArgs e)
        {
            BackgroundWorker worker = sender as BackgroundWorker;
            InputFq input = (InputFq)e.Argument;
            FileStream fileStream = input.fileStream;
            String fileName = input.fileName;

            ParseFastq parseFq;

            if ((worker.CancellationPending == true))
            {
                e.Cancel = true;
            }
            else
            {
                Stopwatch stopwatch = new Stopwatch();
                stopwatch.Start();
                try
                {
                    worker.ReportProgress(3, "[PARSING FILE]");
                    parseFq = new ParseFastq(fileStream, fileName);

                    if (parseFq.getFastqFileCheck() == true && FastqController.CONTROLLER_STATE == FastqController.FastqControllerState.STATE_READY)
                    {
                        //Create new fqFileMap in controller and prime state for load
                        FastqController.CONTROLLER_STATE = FastqController.FastqControllerState.PARSING;
                        FastqController.getInstance().CreateNewFastqFile(fileName, parseFq.GetFastqFileLength());
                        FastqController.getInstance().GetFqFileMap().InitializeReadMap();

                        int fqFileComponentNumber = 1;
                        ProtocolBuffersSerialization protoBuf = new ProtocolBuffersSerialization();
                        GenericFastqInputs processInputs = new GenericFastqInputs();
                        processInputs.TaskAction = Task_LoadTask.statement;
                        ITaskStrategy task = TaskDiscrimination.getTask(processInputs.TaskAction);

                        // Uses IEnummerable yield return to parse components back to this class via this foreach loop
                        foreach (FqFile_Component fqFileComponent in parseFq.ParseComponents())
                        {
                            Double progressPercent = (Double)(((fqFileComponentNumber-1) * FqFileMap.FQ_BLOCK_LIMIT) / (Double)(parseFq.GetLineCount() / 4));
                            worker.ReportProgress((int)(progressPercent*100), ParseFastq.REPORT_STATEMENT);

                            if (fqFileComponent.getFastqArraySize() >= 1)
                            {
                                int threadId;
                                String componentFileName = FastqController.getInstance().GetFqFileMap().FileGUID + "_" + Path.GetFileNameWithoutExtension(fileName) + "_" + fqFileComponentNumber + ProtocolBuffersSerialization.PROTOBUF_FILE_EXTENSION;
                                fqFileComponent.setFastqFileName(componentFileName);
                                fqFileComponent.setComponentNumber(fqFileComponentNumber);
                                fqFileComponent.setFqHashMap(FastqController.getInstance().GetFqFileMap().FqReadMap);

                                processInputs.FastqFile = fqFileComponent;
                                processInputs = task.perform(processInputs);
                                FastqController.getInstance().BuildFqFileMap(processInputs.FastqFile);

                                ProtocolBuffersSerialization.ProbufSerializeFqFile_AsyncMethodCaller caller
                                    = new ProtocolBuffersSerialization.ProbufSerializeFqFile_AsyncMethodCaller(protoBuf.ProtobufSerializeFqFile);

                                IAsyncResult result = caller.BeginInvoke((processInputs.FastqFile as FqFile_Component), componentFileName, out threadId, null, null);

                                Boolean returnValue = caller.EndInvoke(out threadId, result);

                                if (returnValue == false)
                                {
                                    UserResponse.ErrorResponse("File serialization methods failed, please check you have hard disk space and restart the application", "File Error");
                                    Console.WriteLine("Serialization failed");
                                    loadWorker.CancelAsync();
                                }
                                else
                                {
                                    FastqController.getInstance().addFqFileComponentDirectory(componentFileName);
                                }
                                fqFileComponentNumber++;
                            }
                        }
                        parseFq.CloseReader();

                        task.confirmTaskEnd();
                        Console.WriteLine("\n*********\n");
                        FastqController.getInstance().GetFqFileMap().CalculateGlobalFileScores();
                        FastqController.getInstance().GetFqFileMap().GlobalDetails.OutputToConsole();
                        loadWorker.ReportProgress(100, task.getReportStatement());

                        stopwatch.Stop();
                        Console.WriteLine("Task: {0} Completed in Time: {1}", task.getStatement(), stopwatch.Elapsed);

                        FastqController.getInstance().GetFqFileMap().LastTask = processInputs.TaskAction;
                        FastqController.getInstance().GetFqFileMap().TimeTaken = stopwatch.Elapsed.ToString();
                        this.UpdateGUIThread(processInputs);
                    }
                    else
                    {
                        worker.ReportProgress(0, "");
                        UserResponse.InformationResponse("File does not conform to standard format.", "File Error");
                        parseFq.CloseReader();
                    }
                }
                catch (IOException exception)
                {
                    Console.Write(exception.StackTrace);
                    UserResponse.ErrorResponse(exception.ToString());
                }
                catch (InsufficientMemoryException exception)
                {
                    Console.Write(exception.StackTrace);
                    UserResponse.ErrorResponse(exception.ToString());
                }
                catch (OutOfMemoryException exception)
                {
                    Console.Write(exception.StackTrace);
                    UserResponse.ErrorResponse(exception.ToString());
                }
                catch (ArithmeticException exception)
                {
                    Console.Write(exception.StackTrace);
                    UserResponse.ErrorResponse(exception.ToString());
                }

                FastqController.CONTROLLER_STATE = FastqController.FastqControllerState.STATE_READY;
                stopwatch.Stop();
            }
        }
Ejemplo n.º 2
0
        /// <summary>
        /// Parses file into component chunks through the parseFastq class before handing component details to FastqController
        /// for processing.
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void loadWorker_DoWork(object sender, DoWorkEventArgs e)
        {
            BackgroundWorker worker     = sender as BackgroundWorker;
            InputFq          input      = (InputFq)e.Argument;
            FileStream       fileStream = input.fileStream;
            String           fileName   = input.fileName;

            ParseFastq parseFq;

            if ((worker.CancellationPending == true))
            {
                e.Cancel = true;
            }
            else
            {
                Stopwatch stopwatch = new Stopwatch();
                stopwatch.Start();
                try
                {
                    worker.ReportProgress(3, "[PARSING FILE]");
                    parseFq = new ParseFastq(fileStream, fileName);

                    if (parseFq.getFastqFileCheck() == true && FastqController.CONTROLLER_STATE == FastqController.FastqControllerState.STATE_READY)
                    {
                        //Create new fqFileMap in controller and prime state for load
                        FastqController.CONTROLLER_STATE = FastqController.FastqControllerState.PARSING;
                        FastqController.getInstance().CreateNewFastqFile(fileName, parseFq.GetFastqFileLength());
                        FastqController.getInstance().GetFqFileMap().InitializeReadMap();

                        int fqFileComponentNumber                  = 1;
                        ProtocolBuffersSerialization protoBuf      = new ProtocolBuffersSerialization();
                        GenericFastqInputs           processInputs = new GenericFastqInputs();
                        processInputs.TaskAction = Task_LoadTask.statement;
                        ITaskStrategy task = TaskDiscrimination.getTask(processInputs.TaskAction);

                        // Uses IEnummerable yield return to parse components back to this class via this foreach loop
                        foreach (FqFile_Component fqFileComponent in parseFq.ParseComponents())
                        {
                            Double progressPercent = (Double)(((fqFileComponentNumber - 1) * FqFileMap.FQ_BLOCK_LIMIT) / (Double)(parseFq.GetLineCount() / 4));
                            worker.ReportProgress((int)(progressPercent * 100), ParseFastq.REPORT_STATEMENT);

                            if (fqFileComponent.getFastqArraySize() >= 1)
                            {
                                int    threadId;
                                String componentFileName = FastqController.getInstance().GetFqFileMap().FileGUID + "_" + Path.GetFileNameWithoutExtension(fileName) + "_" + fqFileComponentNumber + ProtocolBuffersSerialization.PROTOBUF_FILE_EXTENSION;
                                fqFileComponent.setFastqFileName(componentFileName);
                                fqFileComponent.setComponentNumber(fqFileComponentNumber);
                                fqFileComponent.setFqHashMap(FastqController.getInstance().GetFqFileMap().FqReadMap);

                                processInputs.FastqFile = fqFileComponent;
                                processInputs           = task.perform(processInputs);
                                FastqController.getInstance().BuildFqFileMap(processInputs.FastqFile);


                                ProtocolBuffersSerialization.ProbufSerializeFqFile_AsyncMethodCaller caller
                                    = new ProtocolBuffersSerialization.ProbufSerializeFqFile_AsyncMethodCaller(protoBuf.ProtobufSerializeFqFile);

                                IAsyncResult result = caller.BeginInvoke((processInputs.FastqFile as FqFile_Component), componentFileName, out threadId, null, null);

                                Boolean returnValue = caller.EndInvoke(out threadId, result);

                                if (returnValue == false)
                                {
                                    UserResponse.ErrorResponse("File serialization methods failed, please check you have hard disk space and restart the application", "File Error");
                                    Console.WriteLine("Serialization failed");
                                    loadWorker.CancelAsync();
                                }
                                else
                                {
                                    FastqController.getInstance().addFqFileComponentDirectory(componentFileName);
                                }
                                fqFileComponentNumber++;
                            }
                        }
                        parseFq.CloseReader();

                        task.confirmTaskEnd();
                        Console.WriteLine("\n*********\n");
                        FastqController.getInstance().GetFqFileMap().CalculateGlobalFileScores();
                        FastqController.getInstance().GetFqFileMap().GlobalDetails.OutputToConsole();
                        loadWorker.ReportProgress(100, task.getReportStatement());

                        stopwatch.Stop();
                        Console.WriteLine("Task: {0} Completed in Time: {1}", task.getStatement(), stopwatch.Elapsed);

                        FastqController.getInstance().GetFqFileMap().LastTask  = processInputs.TaskAction;
                        FastqController.getInstance().GetFqFileMap().TimeTaken = stopwatch.Elapsed.ToString();
                        this.UpdateGUIThread(processInputs);
                    }
                    else
                    {
                        worker.ReportProgress(0, "");
                        UserResponse.InformationResponse("File does not conform to standard format.", "File Error");
                        parseFq.CloseReader();
                    }
                }
                catch (IOException exception)
                {
                    Console.Write(exception.StackTrace);
                    UserResponse.ErrorResponse(exception.ToString());
                }
                catch (InsufficientMemoryException exception)
                {
                    Console.Write(exception.StackTrace);
                    UserResponse.ErrorResponse(exception.ToString());
                }
                catch (OutOfMemoryException exception)
                {
                    Console.Write(exception.StackTrace);
                    UserResponse.ErrorResponse(exception.ToString());
                }
                catch (ArithmeticException exception)
                {
                    Console.Write(exception.StackTrace);
                    UserResponse.ErrorResponse(exception.ToString());
                }

                FastqController.CONTROLLER_STATE = FastqController.FastqControllerState.STATE_READY;
                stopwatch.Stop();
            }
        }