/// <summary>
/// Occurs after a line was read from the <see cref="TextReader"/> and returns a new <see cref="LogLine"/> object.
/// </summary>
/// <param name="line">The line read from the <see cref="TextReader"/>.</param>
/// <param name="index">The index of the line read from the <see cref="TextReader"/>.</param>
/// <returns>A new <see cref="LogLine"/> object from the string line and line index.</returns>
protected override LogLine OnReadLine(string line, int index)
{
LogLineType lineType = LogLineTypeResolver.Resolve(line);
LogLineTimeStampParserFunction timeStampParser = LogLineTimeStampParser.ParseTimeStamp;
LogLineDataParserDictionary.TryGetValue(lineType, out LogLineDataParserFunction dataParser);
return(new LazyLogLine(line, index, lineType, timeStampParser, dataParser));
}
/// <summary>
/// Initializes a new instance of the <see cref="LegacyLogTextReader"/> class.
/// </summary>
/// <param name="textReader">The <see cref="TextReader"/> that provides line data as a string.</param>
/// <param name="logLineTypeResolver">The <see cref="LogLineTypeResolver"/> used to resolve the <see cref="LogLineType"/> from a log line.</param>
/// <param name="logLineDataParserDictionary">The <see cref="LogLineDataParserDictionary"/> that provides parsing functions for each <see cref="LogLineType"/>.</param>
/// <param name="logLineTimeStampParser">The <see cref="LogLineTimeStampParser"/> used to parse time stamp information from a log line.</param>
protected LegacyLogTextReader(TextReader textReader,
LogLineTypeResolver logLineTypeResolver,
LogLineDataParserDictionary logLineDataParserDictionary,
LogLineTimeStampParser logLineTimeStampParser)
: base(textReader)
{
LogLineTypeResolver = logLineTypeResolver ?? LegacyLogLineTypeResolver.Instance;
LogLineDataParserDictionary = logLineDataParserDictionary ?? LegacyLogLineDataParserDictionary.Instance;
LogLineTimeStampParser = logLineTimeStampParser ?? LogLineTimeStampParser.Instance;
}
