/// <summary>
/// Must be called by suclasses when the <see cref="UnfilteredLogFile"/> property changes
/// (i.e. returns a different object).
/// </summary>
protected void OnUnfilteredLogFileChanged()
{
_previousUnfilteredLogFile?.RemoveListener(_counter);
UnfilteredLogFile.AddListener(_counter, TimeSpan.Zero, 1000);
_previousUnfilteredLogFile = UnfilteredLogFile;
CreateFilteredLogFile();
}
private void CreateFilteredLogFile()
{
_filteredLogFile?.Dispose();
LevelFlags levelFilter = LevelFilter;
ILogLineFilter logLineFilter = HideEmptyLines ? (ILogLineFilter) new EmptyLogLineFilter() : new NoFilter();
ILogEntryFilter logEntryFilter = Filter.Create(levelFilter, _quickFilterChain);
if (logEntryFilter != null)
{
_filteredLogFile = UnfilteredLogFile.AsFiltered(_taskScheduler, logLineFilter, logEntryFilter, _maximumWaitTime);
_logFile.InnerLogFile = _filteredLogFile;
}
else
{
_filteredLogFile = null;
_logFile.InnerLogFile = UnfilteredLogFile;
}
}
private void CreateFilteredLogFile()
{
_filteredLogFile?.Dispose();
LevelFlags levelFilter = LevelFilter;
ILogLineFilter logLineFilter = CreateLogLineFilter();
ILogEntryFilter logEntryFilter = Filter.Create(levelFilter, _quickFilterChain);
if (Filter.IsFilter(logEntryFilter) || Filter.IsFilter(logLineFilter))
{
_filteredLogFile = UnfilteredLogFile.AsFiltered(_taskScheduler, logLineFilter, logEntryFilter, _maximumWaitTime);
_logFile.InnerLogFile = _filteredLogFile;
}
else
{
_filteredLogFile = null;
_logFile.InnerLogFile = UnfilteredLogFile;
}
}
