/// <summary>
/// Constructs the logger using the given configuration.
/// </summary>
/// <param name="useUtcTime">True to use UTC time rather than local time</param>
/// <param name="deleteOldFiles">
/// If other than null it sets to delete any file in the log folder that is older than the specified time
/// </param>
/// <param name="dateTimeFormat">Format string to use when calling DateTime.Format</param>
/// <param name="directory">
/// Directory where to create the log files, null to use a local "logs" directory
/// </param>
/// <param name="enabledLabels">
/// Labels enabled to be logged by the library, an attempt to log with a label that is not enabled is ignored
/// (no error is raised), null or empty enables all labels
/// </param>
public L(
bool useUtcTime = false, TimeSpan?deleteOldFiles = null, string dateTimeFormat = "yyyy-MM-dd HH:mm:ss",
string directory = null, params string[] enabledLabels)
{
_useUtcTime = useUtcTime;
_deleteOldFiles = deleteOldFiles;
_dateTimeFormat = dateTimeFormat;
_directory = directory ?? Path.Combine(AppContext.BaseDirectory, "logs");
_enabledLabels = (enabledLabels ?? new string[0]).Select(Normalize).ToArray();
_lock = new object();
_openStreams = new OpenStreams(_directory);
if (_deleteOldFiles.HasValue)
{
var min = TimeSpan.FromSeconds(5);
var max = TimeSpan.FromHours(8);
var cleanUpTime = new TimeSpan(_deleteOldFiles.Value.Ticks / 5);
if (cleanUpTime < min)
{
cleanUpTime = min;
}
if (cleanUpTime > max)
{
cleanUpTime = max;
}
_cleaner = new FolderCleaner(_directory, _openStreams, _deleteOldFiles.Value, cleanUpTime);
}
_longestLabel = _enabledLabels.Any() ? _enabledLabels.Select(l => l.Length).Max() : 5;
_disposed = false;
}
internal FolderCleaner(string path, OpenStreams streams, TimeSpan threshold, TimeSpan interval)
{
_directory = path;
_openStreams = streams;
_threshold = threshold;
_cleanLock = new object();
_timer = new Timer(Clean, null, TimeSpan.Zero, interval);
}
/// <summary>
/// Constructs the logger using the given configuration.
/// </summary>
/// <param name="configuration">Configuration to use</param>
public L(LConfiguration configuration)
{
_configuration = configuration;
if (string.IsNullOrEmpty(_configuration.Directory))
{
_configuration.Directory = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "logs");
}
_openStreams = new OpenStreams(_configuration.Directory);
if (_configuration.DeleteOldFiles.HasValue)
{
var min = TimeSpan.FromSeconds(5);
var max = TimeSpan.FromHours(8);
var cleanUpTime = new TimeSpan(_configuration.DeleteOldFiles.Value.Ticks / 5);
if (cleanUpTime < min)
{
cleanUpTime = min;
}
if (cleanUpTime > max)
{
cleanUpTime = max;
}
_cleaner =
new FolderCleaner(
_configuration.Directory, _openStreams, _configuration.DeleteOldFiles.Value, cleanUpTime);
}
if (string.IsNullOrEmpty(_configuration.DateTimeFormat))
{
_configuration.DateTimeFormat = "yyyy-MM-dd HH:mm:ss";
}
_configuration.EnabledLabels =
(_configuration.EnabledLabels ?? new string[0]).Select(l => _sanitizeLabel(l)).ToArray();
_lock = new object();
_longestLabel = 5;
_disposed = false;
}
