/// <summary>
/// Adds a critical, unexpected error.
/// </summary>
/// <param name="comment">Comment associated to the error (such as the name of the culprit). Can be null.</param>
/// <param name="ex">The unexpected exception. Must not be null.</param>
public void Add(Exception ex, string comment)
{
if (ex == null)
{
throw new ArgumentNullException("ex");
}
if (_lostErrorCount > 1024)
{
return;
}
if (comment == null)
{
comment = String.Empty;
}
lock ( _collector )
{
if (_waitingRaiseCount >= _collector.Capacity)
{
Interlocked.Increment(ref _lostErrorCount);
return;
}
Interlocked.Increment(ref _waitingRaiseCount);
_collector.Push(new Error(comment, ex, _seqNumber++, _lostErrorCount));
}
if (Interlocked.CompareExchange(ref _dispatchWorkItemIsReady, 1, 0) == 0)
{
Interlocked.Increment(ref _dispatchQueuedWorkItemCount);
ThreadPool.QueueUserWorkItem(DoRaiseInBackground);
}
else
{
Interlocked.Increment(ref _savedDispatchQueuedWorkItemCount);
}
}
/// <summary>
/// Appends any log with level equal or above <see cref="MinimalFilter"/> to <see cref="Entries"/>.
/// </summary>
/// <param name="data">Log data. Never null.</param>
void IActivityMonitorClient.OnUnfilteredLog(ActivityMonitorLogData data)
{
var level = data.Level & LogLevel.Mask;
if ((int)level >= (int)_filter)
{
_entries.Push(new Entry(data.Tags, level, data.Text, data.LogTime, data.Exception));
}
}
/// <summary>
/// Appends any log with level equal or above <see cref="LevelFilter"/> to <see cref="Entries"/>.
/// </summary>
/// <param name="level">Level of the log.</param>
/// <param name="text">Text of the log.</param>
protected override void OnUnfilteredLog(LogLevel level, string text)
{
if ((int)level >= (int)_filter)
{
_entries.Push(new Entry()
{
Level = level, Text = text
});
}
}
