Ejemplo n.º 1
0
 public SingleFileMonitorFactory(
     LogFileStreamReaderFactory streamReaderFactory,
     LogFileParser logFileParser)
 {
     if (streamReaderFactory == null) throw new ArgumentNullException("streamReaderFactory");
     if (logFileParser == null) throw new ArgumentNullException("logFileParser");
     this.streamReaderFactory = streamReaderFactory;
     this.logFileParser = logFileParser;
 }
Ejemplo n.º 2
0
        public SingleFileMonitor(
            LogFileInfo logFileInfo,
            LogFileStreamReaderFactory streamReaderFactory,
            LogFileParser logFileParser)
        {
            if (logFileInfo == null) throw new ArgumentNullException("logFileInfo");
            if (streamReaderFactory == null) throw new ArgumentNullException("streamReaderFactory");
            if (logFileParser == null) throw new ArgumentNullException("logFileParser");
            this.logFileInfo = logFileInfo;
            this.streamReaderFactory = streamReaderFactory;
            this.logFileParser = logFileParser;

            fileInfo = new FileInfo(logFileInfo.FullPath);
            lastFileSize = fileInfo.Length;
        }
Ejemplo n.º 3
0
        private void ParseMonthlyFile(
            CharacterMonthlyLogHeuristics heuristicsFileMap,
            LogFileInfo logFileInfo,
            List<LogEntry> result,
            LogFileParser logFileParser)
        {
            var heuristics = heuristicsFileMap.GetFullHeuristicsForMonth(logFileInfo);
            var dayToSearchFrom = GetMinDayToSearchFrom(logSearchParameters.DateFrom, logFileInfo.LogFileDate.DateTime);
            var dayToSearchTo = GetMaxDayToSearchUpTo(logSearchParameters.DateTo, logFileInfo.LogFileDate.DateTime);
            LogFileStreamReader reader = null;
            try
            {
                for (int day = dayToSearchFrom; day <= dayToSearchTo; day++)
                {
                    var thisDayHeuristics = heuristics.GetForDay(day);

                    if (thisDayHeuristics.LinesLength == 0) continue;

                    if (reader == null)
                    {
                        if (heuristics.HasValidFilePositions)
                        {
                            reader = streamReaderFactory.Create(
                                logFileInfo.FullPath,
                                thisDayHeuristics.StartPositionInBytes);
                        }
                        else
                        {
                            reader = streamReaderFactory.CreateWithLineCountFastForward(
                                logFileInfo.FullPath,
                                thisDayHeuristics.TotalLinesSinceBeginFile);
                        }
                    }
                    var thisEntryDate = new DateTime(
                        logFileInfo.LogFileDate.DateTime.Year,
                        logFileInfo.LogFileDate.DateTime.Month,
                        day,
                        0,
                        0,
                        0);

                    int readLinesCount = 0;
                    List<string> allLines = new List<string>();

                    string currentLine;
                    while ((currentLine = reader.TryReadNextLine()) != null)
                    {
                        allLines.Add(currentLine);
                        readLinesCount++;
                        if (readLinesCount == thisDayHeuristics.LinesLength)
                        {
                            break;
                        }
                    }

                    IEnumerable<LogEntry> parsedLines = logFileParser.ParseLinesForDay(allLines,
                        thisEntryDate,
                        logFileInfo);
                    result.AddRange(parsedLines);

                    cancellationManager.ThrowIfCancelled();
                }
            }
            finally
            {
                if (reader != null) reader.Dispose();
            }
        }
Ejemplo n.º 4
0
        private void ParseDailyFile(LogFileInfo logFileInfo, List<LogEntry> result, LogFileParser logFileParser)
        {
            List<string> allLines = new List<string>();
            using (var reader = streamReaderFactory.Create(logFileInfo.FullPath))
            {
                string currentLine;
                while ((currentLine = reader.TryReadNextLine()) != null)
                {
                    allLines.Add(currentLine);
                }
            }

            IEnumerable<LogEntry> parsedLines = logFileParser.ParseLinesForDay(
                allLines,
                logFileInfo.LogFileDate.DateTime,
                logFileInfo);
            result.AddRange(parsedLines);
        }