Log.cs

using System;
using System.Collections.Generic;
using System.Reflection;
using System.Text;
 
namespace Waher.Events
{
    public static class Log
    {
        private static Type[] alertExceptionTypes = new Type[0];
        private static bool alertExceptionTypesLocked = false;
        private static IEventSink[] staticSinks = new IEventSink[0];
        private readonly static List<IEventSink> dynamicSinks = new List<IEventSink>();
        private static Type[] nestedExceptionTypes = new Type[]
        {
            typeof(TargetInvocationException),
            typeof(TypeInitializationException)
        };
 
        public static void Register(IEventSink EventSink)
        {
            if (!(EventSink is null))
            {
                lock (dynamicSinks)
                {
                    dynamicSinks.Add(EventSink);
                    staticSinks = dynamicSinks.ToArray();
                }
            }
        }
 
        public static bool Unregister(IEventSink EventSink)
        {
            if (!(EventSink is null))
            {
                lock (dynamicSinks)
                {
                    if (dynamicSinks.Remove(EventSink))
                    {
                        staticSinks = dynamicSinks.ToArray();
                        return true;
                    }
                }
            }
 
            return false;
        }
 
        public static bool RegisterExceptionToUnnest(Type ExceptionType)
        {
            if (!typeof(Exception).GetTypeInfo().IsAssignableFrom(ExceptionType.GetTypeInfo()))
                return false;
 
            lock (dynamicSinks)
            {
                if (Array.IndexOf(nestedExceptionTypes, ExceptionType) >= 0)
                    return false;
 
                int c = nestedExceptionTypes.Length;
                Type[] Result = new Type[c + 1];
                Array.Copy(nestedExceptionTypes, 0, Result, 0, c);
                Result[c] = ExceptionType;
                nestedExceptionTypes = Result;
            }
 
            return true;
        }
 
        public static void Terminate()
        {
            foreach (IEventSink Sink in Sinks)
            {
                Unregister(Sink);
 
                if (Sink is IDisposable Disposable)
                {
                    try
                    {
                        Disposable.Dispose();
                    }
                    catch (Exception)
                    {
                        // Ignore.
                    }
                }
            }
 
            EventHandler h = Terminating;
            if (!(h is null))
                h(null, EventArgs.Empty);
        }
 
        public static event EventHandler Terminating = null;
 
        public static IEventSink[] Sinks => staticSinks;
 
        public static async void Event(Event Event)
        {
            foreach (IEventSink EventSink in staticSinks)
            {
                if (!Event.ShoudAvoid(EventSink))
                {
                    try
                    {
                        await EventSink.Queue(Event);
 
                        if (hasReportedErrors)
                        {
                            lock (reportedErrors)
                            {
                                if (reportedErrors.Remove(EventSink))
                                    hasReportedErrors = reportedErrors.Count > 0;
                            }
                        }
                    }
                    catch (Exception ex)
                    {
                        lock (reportedErrors)
                        {
                            if (reportedErrors.TryGetValue(EventSink, out bool b) && b)
                                continue;
 
                            reportedErrors[EventSink] = true;
                            hasReportedErrors = true;
                        }
 
                        Event Event2 = new Event(DateTime.Now, EventType.Critical, ex.Message, EventSink.ObjectID, string.Empty, string.Empty,
                            EventLevel.Major, string.Empty, ex.Source, CleanStackTrace(ex.StackTrace));
 
                        if (!(Event.ToAvoid is null))
                        {
                            foreach (IEventSink EventSink2 in Event.ToAvoid)
                                Event2.Avoid(EventSink2);
                        }
 
                        Event2.Avoid(EventSink);
 
                        Log.Event(Event2);
                    }
                }
            }
        }
 
        private readonly static Dictionary<IEventSink, bool> reportedErrors = new Dictionary<IEventSink, bool>();
        private static bool hasReportedErrors = false;
        private static readonly char[] crlf = new char[] { '\r', '\n' };
 
        public static string CleanStackTrace(string StackTrace)
        {
            if (string.IsNullOrEmpty(StackTrace))
                return StackTrace;
            else
            {
                StringBuilder Result = new StringBuilder();
 
                foreach (string Row in StackTrace.Split(crlf, StringSplitOptions.RemoveEmptyEntries))
                {
                    if (Row.StartsWith("   at System.") || (Row.StartsWith("--- ") && Row.EndsWith(" ---")))
                        continue;
 
                    Result.AppendLine(Row);
                }
 
                return Result.ToString();
            }
        }
 
        #region Debug
 
        public static void Debug(string Message, string Object, string Actor, string EventId, EventLevel Level,
            string Facility, string Module, string StackTrace, params KeyValuePair<string, object>[] Tags)
        {
            Event(new Event(EventType.Debug, Message, Object, Actor, EventId, Level, Facility, Module, StackTrace, Tags));
        }
 
        public static void Debug(string Message, string Object, string Actor, string EventId, EventLevel Level,
            string Facility, string Module, params KeyValuePair<string, object>[] Tags)
        {
            Event(new Event(EventType.Debug, Message, Object, Actor, EventId, Level, Facility, Module, string.Empty, Tags));
        }
 
        public static void Debug(string Message, string Object, string Actor, string EventId, EventLevel Level,
            string Facility, params KeyValuePair<string, object>[] Tags)
        {
            Event(new Event(EventType.Debug, Message, Object, Actor, EventId, Level, Facility, string.Empty, string.Empty, Tags));
        }
 
        public static void Debug(string Message, string Object, string Actor, string EventId, EventLevel Level,
            params KeyValuePair<string, object>[] Tags)
        {
            Event(new Event(EventType.Debug, Message, Object, Actor, EventId, Level, string.Empty, string.Empty, string.Empty, Tags));
        }
 
        public static void Debug(string Message, string Object, string Actor, string EventId, params KeyValuePair<string, object>[] Tags)
        {
            Event(new Event(EventType.Debug, Message, Object, Actor, EventId, EventLevel.Minor, string.Empty, string.Empty, string.Empty, Tags));
        }
 
        public static void Debug(string Message, string Object, string Actor, params KeyValuePair<string, object>[] Tags)
        {
            Event(new Event(EventType.Debug, Message, Object, Actor, string.Empty, EventLevel.Minor, string.Empty, string.Empty, string.Empty, Tags));
        }
 
        public static void Debug(string Message, string Object, params KeyValuePair<string, object>[] Tags)
        {
            Event(new Event(EventType.Debug, Message, Object, string.Empty, string.Empty, EventLevel.Minor, string.Empty, string.Empty, string.Empty, Tags));
        }
 
        public static void Debug(string Message, params KeyValuePair<string, object>[] Tags)
        {
            Event(new Event(EventType.Debug, Message, string.Empty, string.Empty, string.Empty, EventLevel.Minor, string.Empty, string.Empty, string.Empty, Tags));
        }
 
        #endregion
 
        #region Informational
 
        public static void Informational(string Message, string Object, string Actor, string EventId, EventLevel Level,
            string Facility, string Module, string StackTrace, params KeyValuePair<string, object>[] Tags)
        {
            Event(new Event(EventType.Informational, Message, Object, Actor, EventId, Level, Facility, Module, StackTrace, Tags));
        }
 
        public static void Informational(string Message, string Object, string Actor, string EventId, EventLevel Level,
            string Facility, string Module, params KeyValuePair<string, object>[] Tags)
        {
            Event(new Event(EventType.Informational, Message, Object, Actor, EventId, Level, Facility, Module, string.Empty, Tags));
        }
 
        public static void Informational(string Message, string Object, string Actor, string EventId, EventLevel Level,
            string Facility, params KeyValuePair<string, object>[] Tags)
        {
            Event(new Event(EventType.Informational, Message, Object, Actor, EventId, Level, Facility, string.Empty, string.Empty, Tags));
        }
 
        public static void Informational(string Message, string Object, string Actor, string EventId, EventLevel Level,
            params KeyValuePair<string, object>[] Tags)
        {
            Event(new Event(EventType.Informational, Message, Object, Actor, EventId, Level, string.Empty, string.Empty, string.Empty, Tags));
        }
 
        public static void Informational(string Message, string Object, string Actor, string EventId, params KeyValuePair<string, object>[] Tags)
        {
            Event(new Event(EventType.Informational, Message, Object, Actor, EventId, EventLevel.Minor, string.Empty, string.Empty, string.Empty, Tags));
        }
 
        public static void Informational(string Message, string Object, string Actor, params KeyValuePair<string, object>[] Tags)
        {
            Event(new Event(EventType.Informational, Message, Object, Actor, string.Empty, EventLevel.Minor, string.Empty, string.Empty, string.Empty, Tags));
        }
 
        public static void Informational(string Message, string Object, params KeyValuePair<string, object>[] Tags)
        {
            Event(new Event(EventType.Informational, Message, Object, string.Empty, string.Empty, EventLevel.Minor, string.Empty, string.Empty, string.Empty, Tags));
        }
 
        public static void Informational(string Message, params KeyValuePair<string, object>[] Tags)
        {
            Event(new Event(EventType.Informational, Message, string.Empty, string.Empty, string.Empty, EventLevel.Minor, string.Empty, string.Empty, string.Empty, Tags));
        }
 
        #endregion
 
        #region Notice
 
        public static void Notice(string Message, string Object, string Actor, string EventId, EventLevel Level,
            string Facility, string Module, string StackTrace, params KeyValuePair<string, object>[] Tags)
        {
            Event(new Event(EventType.Notice, Message, Object, Actor, EventId, Level, Facility, Module, StackTrace, Tags));
        }
 
        public static void Notice(string Message, string Object, string Actor, string EventId, EventLevel Level,
            string Facility, string Module, params KeyValuePair<string, object>[] Tags)
        {
            Event(new Event(EventType.Notice, Message, Object, Actor, EventId, Level, Facility, Module, string.Empty, Tags));
        }
 
        public static void Notice(string Message, string Object, string Actor, string EventId, EventLevel Level,
            string Facility, params KeyValuePair<string, object>[] Tags)
        {
            Event(new Event(EventType.Notice, Message, Object, Actor, EventId, Level, Facility, string.Empty, string.Empty, Tags));
        }
 
        public static void Notice(string Message, string Object, string Actor, string EventId, EventLevel Level,
            params KeyValuePair<string, object>[] Tags)
        {
            Event(new Event(EventType.Notice, Message, Object, Actor, EventId, Level, string.Empty, string.Empty, string.Empty, Tags));
        }
 
        public static void Notice(string Message, string Object, string Actor, string EventId, params KeyValuePair<string, object>[] Tags)
        {
            Event(new Event(EventType.Notice, Message, Object, Actor, EventId, EventLevel.Minor, string.Empty, string.Empty, string.Empty, Tags));
        }
 
        public static void Notice(string Message, string Object, string Actor, params KeyValuePair<string, object>[] Tags)
        {
            Event(new Event(EventType.Notice, Message, Object, Actor, string.Empty, EventLevel.Minor, string.Empty, string.Empty, string.Empty, Tags));
        }
 
        public static void Notice(string Message, string Object, params KeyValuePair<string, object>[] Tags)
        {
            Event(new Event(EventType.Notice, Message, Object, string.Empty, string.Empty, EventLevel.Minor, string.Empty, string.Empty, string.Empty, Tags));
        }
 
        public static void Notice(string Message, params KeyValuePair<string, object>[] Tags)
        {
            Event(new Event(EventType.Notice, Message, string.Empty, string.Empty, string.Empty, EventLevel.Minor, string.Empty, string.Empty, string.Empty, Tags));
        }
 
        #endregion
 
        #region Warning
 
        public static void Warning(string Message, string Object, string Actor, string EventId, EventLevel Level,
            string Facility, string Module, string StackTrace, params KeyValuePair<string, object>[] Tags)
        {
            Event(new Event(EventType.Warning, Message, Object, Actor, EventId, Level, Facility, Module, StackTrace, Tags));
        }
 
        public static void Warning(string Message, string Object, string Actor, string EventId, EventLevel Level,
            string Facility, string Module, params KeyValuePair<string, object>[] Tags)
        {
            Event(new Event(EventType.Warning, Message, Object, Actor, EventId, Level, Facility, Module, string.Empty, Tags));
        }
 
        public static void Warning(string Message, string Object, string Actor, string EventId, EventLevel Level,
            string Facility, params KeyValuePair<string, object>[] Tags)
        {
            Event(new Event(EventType.Warning, Message, Object, Actor, EventId, Level, Facility, string.Empty, string.Empty, Tags));
        }
 
        public static void Warning(string Message, string Object, string Actor, string EventId, EventLevel Level,
            params KeyValuePair<string, object>[] Tags)
        {
            Event(new Event(EventType.Warning, Message, Object, Actor, EventId, Level, string.Empty, string.Empty, string.Empty, Tags));
        }
 
        public static void Warning(string Message, string Object, string Actor, string EventId, params KeyValuePair<string, object>[] Tags)
        {
            Event(new Event(EventType.Warning, Message, Object, Actor, EventId, EventLevel.Minor, string.Empty, string.Empty, string.Empty, Tags));
        }
 
        public static void Warning(string Message, string Object, string Actor, params KeyValuePair<string, object>[] Tags)
        {
            Event(new Event(EventType.Warning, Message, Object, Actor, string.Empty, EventLevel.Minor, string.Empty, string.Empty, string.Empty, Tags));
        }
 
        public static void Warning(string Message, string Object, params KeyValuePair<string, object>[] Tags)
        {
            Event(new Event(EventType.Warning, Message, Object, string.Empty, string.Empty, EventLevel.Minor, string.Empty, string.Empty, string.Empty, Tags));
        }
 
        public static void Warning(string Message, params KeyValuePair<string, object>[] Tags)
        {
            Event(new Event(EventType.Warning, Message, string.Empty, string.Empty, string.Empty, EventLevel.Minor, string.Empty, string.Empty, string.Empty, Tags));
        }
 
        #endregion
 
        #region Error
 
        public static void Error(string Message, string Object, string Actor, string EventId, EventLevel Level,
            string Facility, string Module, string StackTrace, params KeyValuePair<string, object>[] Tags)
        {
            Event(new Event(EventType.Error, Message, Object, Actor, EventId, Level, Facility, Module, StackTrace, Tags));
        }
 
        public static void Error(string Message, string Object, string Actor, string EventId, EventLevel Level,
            string Facility, string Module, params KeyValuePair<string, object>[] Tags)
        {
            Event(new Event(EventType.Error, Message, Object, Actor, EventId, Level, Facility, Module, string.Empty, Tags));
        }
 
        public static void Error(string Message, string Object, string Actor, string EventId, EventLevel Level,
            string Facility, params KeyValuePair<string, object>[] Tags)
        {
            Event(new Event(EventType.Error, Message, Object, Actor, EventId, Level, Facility, string.Empty, string.Empty, Tags));
        }
 
        public static void Error(string Message, string Object, string Actor, string EventId, EventLevel Level,
            params KeyValuePair<string, object>[] Tags)
        {
            Event(new Event(EventType.Error, Message, Object, Actor, EventId, Level, string.Empty, string.Empty, string.Empty, Tags));
        }
 
        public static void Error(string Message, string Object, string Actor, string EventId, params KeyValuePair<string, object>[] Tags)
        {
            Event(new Event(EventType.Error, Message, Object, Actor, EventId, EventLevel.Minor, string.Empty, string.Empty, string.Empty, Tags));
        }
 
        public static void Error(string Message, string Object, string Actor, params KeyValuePair<string, object>[] Tags)
        {
            Event(new Event(EventType.Error, Message, Object, Actor, string.Empty, EventLevel.Minor, string.Empty, string.Empty, string.Empty, Tags));
        }
 
        public static void Error(string Message, string Object, params KeyValuePair<string, object>[] Tags)
        {
            Event(new Event(EventType.Error, Message, Object, string.Empty, string.Empty, EventLevel.Minor, string.Empty, string.Empty, string.Empty, Tags));
        }
 
        public static void Error(string Message, params KeyValuePair<string, object>[] Tags)
        {
            Event(new Event(EventType.Error, Message, string.Empty, string.Empty, string.Empty, EventLevel.Minor, string.Empty, string.Empty, string.Empty, Tags));
        }
 
        public static void Error(Exception Exception, string Object, string Actor, string EventId, EventLevel Level,
            string Facility, string Module, params KeyValuePair<string, object>[] Tags)
        {
            Event(EventType.Error, Exception, Object, Actor, EventId, Level, Facility, Module, Tags);
        }
 
        private static void Event(EventType Type, Exception Exception, string Object, string Actor, string EventId,
            EventLevel Level, string Facility, string Module, params KeyValuePair<string, object>[] Tags)
        {
            Exception = UnnestException(Exception);
 
            if (Exception is AggregateException ex)
            {
                foreach (Exception ex2 in ex.InnerExceptions)
                    Event(Type, ex2, Object, Actor, EventId, Level, Facility, Module, Tags);
            }
            else
                Event(new Event(Type, Exception, Object, Actor, EventId, Level, Facility, Module, Tags));
        }
 
        public static Exception UnnestException(Exception Exception)
        {
            while (!(Exception?.InnerException is null))
            {
                Type T = Exception.GetType();
                if (Array.IndexOf(nestedExceptionTypes, T) < 0)
                {
                    if (Exception is AggregateException AggregateException &&
                        AggregateException.InnerExceptions.Count == 1)
                    {
                        Exception = AggregateException.InnerExceptions[0];
                        continue;
                    }
 
                    break;
                }
 
                Exception = Exception.InnerException;
            }
 
            return Exception;
        }
 
        public static void Error(Exception Exception, string Object, string Actor, string EventId, EventLevel Level,
            string Facility, params KeyValuePair<string, object>[] Tags)
        {
            Event(EventType.Error, Exception, Object, Actor, EventId, Level, Facility, Tags);
        }
 
        private static void Event(EventType Type, Exception Exception, string Object, string Actor, string EventId,
            EventLevel Level, string Facility, params KeyValuePair<string, object>[] Tags)
        {
            Exception = UnnestException(Exception);
 
            if (Exception is AggregateException ex)
            {
                foreach (Exception ex2 in ex.InnerExceptions)
                    Event(Type, ex2, Object, Actor, EventId, Level, Facility, Tags);
            }
            else
                Event(new Event(Type, Exception, Object, Actor, EventId, Level, Facility, Exception.Source, Tags));
        }
 
        public static void Error(Exception Exception, string Object, string Actor, string EventId, EventLevel Level,
            params KeyValuePair<string, object>[] Tags)
        {
            Event(EventType.Error, Exception, Object, Actor, EventId, Level, Tags);
        }
 
        private static void Event(EventType Type, Exception Exception, string Object, string Actor, string EventId,
            EventLevel Level, params KeyValuePair<string, object>[] Tags)
        {
            Exception = UnnestException(Exception);
 
            if (Exception is AggregateException ex)
            {
                foreach (Exception ex2 in ex.InnerExceptions)
                    Event(Type, ex2, Object, Actor, EventId, Level, Tags);
            }
            else
                Event(new Event(Type, Exception, Object, Actor, EventId, Level, string.Empty, Exception.Source, Tags));
        }
 
        public static void Error(Exception Exception, string Object, string Actor, string EventId, params KeyValuePair<string, object>[] Tags)
        {
            Event(EventType.Error, Exception, Object, Actor, EventId, Tags);
        }
 
        private static void Event(EventType Type, Exception Exception, string Object, string Actor, string EventId,
            params KeyValuePair<string, object>[] Tags)
        {
            Exception = UnnestException(Exception);
 
            if (Exception is AggregateException ex)
            {
                foreach (Exception ex2 in ex.InnerExceptions)
                    Event(Type, ex2, Object, Actor, EventId, Tags);
            }
            else
                Event(new Event(Type, Exception, Object, Actor, string.Empty, EventLevel.Minor, string.Empty, Exception.Source, Tags));
        }
 
        public static void Error(Exception Exception, string Object, string Actor, params KeyValuePair<string, object>[] Tags)
        {
            Event(EventType.Error, Exception, Object, Actor, Tags);
        }
 
        private static void Event(EventType Type, Exception Exception, string Object, string Actor,
            params KeyValuePair<string, object>[] Tags)
        {
            Exception = UnnestException(Exception);
 
            if (Exception is AggregateException ex)
            {
                foreach (Exception ex2 in ex.InnerExceptions)
                    Event(Type, ex2, Object, Actor, Tags);
            }
            else
                Event(new Event(Type, Exception, Object, Actor, string.Empty, EventLevel.Minor, string.Empty, Exception.Source, Tags));
        }
 
        public static void Error(Exception Exception, string Object, params KeyValuePair<string, object>[] Tags)
        {
            Event(EventType.Error, Exception, Object, Tags);
        }
 
        private static void Event(EventType Type, Exception Exception, string Object,
            params KeyValuePair<string, object>[] Tags)
        {
            Exception = UnnestException(Exception);
 
            if (Exception is AggregateException ex)
            {
                foreach (Exception ex2 in ex.InnerExceptions)
                    Event(Type, ex2, Object, Tags);
            }
            else
                Event(new Event(Type, Exception, Object, string.Empty, string.Empty, EventLevel.Minor, string.Empty, Exception.Source, Tags));
        }
 
        public static void Error(Exception Exception, params KeyValuePair<string, object>[] Tags)
        {
            Event(EventType.Error, Exception, Tags);
        }
 
        private static void Event(EventType Type, Exception Exception, params KeyValuePair<string, object>[] Tags)
        {
            Exception = UnnestException(Exception);
 
            if (Exception is AggregateException ex)
            {
                foreach (Exception ex2 in ex.InnerExceptions)
                    Event(Type, ex2, Tags);
            }
            else
                Event(new Event(Type, Exception, string.Empty, string.Empty, string.Empty, EventLevel.Minor, string.Empty, Exception.Source, Tags));
        }
 
        #endregion
 
        #region Critical
 
        public static void Critical(string Message, string Object, string Actor, string EventId, EventLevel Level,
            string Facility, string Module, string StackTrace, params KeyValuePair<string, object>[] Tags)
        {
            Event(new Event(EventType.Critical, Message, Object, Actor, EventId, Level, Facility, Module, StackTrace, Tags));
        }
 
        public static void Critical(string Message, string Object, string Actor, string EventId, EventLevel Level,
            string Facility, string Module, params KeyValuePair<string, object>[] Tags)
        {
            Event(new Event(EventType.Critical, Message, Object, Actor, EventId, Level, Facility, Module, string.Empty, Tags));
        }
 
        public static void Critical(string Message, string Object, string Actor, string EventId, EventLevel Level,
            string Facility, params KeyValuePair<string, object>[] Tags)
        {
            Event(new Event(EventType.Critical, Message, Object, Actor, EventId, Level, Facility, string.Empty, string.Empty, Tags));
        }
 
        public static void Critical(string Message, string Object, string Actor, string EventId, EventLevel Level,
            params KeyValuePair<string, object>[] Tags)
        {
            Event(new Event(EventType.Critical, Message, Object, Actor, EventId, Level, string.Empty, string.Empty, string.Empty, Tags));
        }
 
        public static void Critical(string Message, string Object, string Actor, string EventId, params KeyValuePair<string, object>[] Tags)
        {
            Event(new Event(EventType.Critical, Message, Object, Actor, EventId, EventLevel.Minor, string.Empty, string.Empty, string.Empty, Tags));
        }
 
        public static void Critical(string Message, string Object, string Actor, params KeyValuePair<string, object>[] Tags)
        {
            Event(new Event(EventType.Critical, Message, Object, Actor, string.Empty, EventLevel.Minor, string.Empty, string.Empty, string.Empty, Tags));
        }
 
        public static void Critical(string Message, string Object, params KeyValuePair<string, object>[] Tags)
        {
            Event(new Event(EventType.Critical, Message, Object, string.Empty, string.Empty, EventLevel.Minor, string.Empty, string.Empty, string.Empty, Tags));
        }
 
        public static void Critical(string Message, params KeyValuePair<string, object>[] Tags)
        {
            Event(new Event(EventType.Critical, Message, string.Empty, string.Empty, string.Empty, EventLevel.Minor, string.Empty, string.Empty, string.Empty, Tags));
        }
 
        public static void Critical(Exception Exception, string Object, string Actor, string EventId, EventLevel Level,
            string Facility, string Module, params KeyValuePair<string, object>[] Tags)
        {
            Event(EventType.Critical, Exception, Object, Actor, EventId, Level, Facility, Module, Tags);
        }
 
        public static void Critical(Exception Exception, string Object, string Actor, string EventId, EventLevel Level,
            string Facility, params KeyValuePair<string, object>[] Tags)
        {
            Event(EventType.Critical, Exception, Object, Actor, EventId, Level, Facility, Tags);
        }
 
        public static void Critical(Exception Exception, string Object, string Actor, string EventId, EventLevel Level,
            params KeyValuePair<string, object>[] Tags)
        {
            Event(EventType.Critical, Exception, Object, Actor, EventId, Level, Tags);
        }
 
        public static void Critical(Exception Exception, string Object, string Actor, string EventId, params KeyValuePair<string, object>[] Tags)
        {
            Event(EventType.Critical, Exception, Object, Actor, EventId, Tags);
        }
 
        public static void Critical(Exception Exception, string Object, string Actor, params KeyValuePair<string, object>[] Tags)
        {
            Event(EventType.Critical, Exception, Object, Actor, Tags);
        }
 
        public static void Critical(Exception Exception, string Object, params KeyValuePair<string, object>[] Tags)
        {
            Event(EventType.Critical, Exception, Object, Tags);
        }
 
        public static void Critical(Exception Exception, params KeyValuePair<string, object>[] Tags)
        {
            Event(EventType.Critical, Exception, Tags);
        }
 
        #endregion
 
        #region Alert
 
        public static void Alert(string Message, string Object, string Actor, string EventId, EventLevel Level,
            string Facility, string Module, string StackTrace, params KeyValuePair<string, object>[] Tags)
        {
            Event(new Event(EventType.Alert, Message, Object, Actor, EventId, Level, Facility, Module, StackTrace, Tags));
        }
 
        public static void Alert(string Message, string Object, string Actor, string EventId, EventLevel Level,
            string Facility, string Module, params KeyValuePair<string, object>[] Tags)
        {
            Event(new Event(EventType.Alert, Message, Object, Actor, EventId, Level, Facility, Module, string.Empty, Tags));
        }
 
        public static void Alert(string Message, string Object, string Actor, string EventId, EventLevel Level,
            string Facility, params KeyValuePair<string, object>[] Tags)
        {
            Event(new Event(EventType.Alert, Message, Object, Actor, EventId, Level, Facility, string.Empty, string.Empty, Tags));
        }
 
        public static void Alert(string Message, string Object, string Actor, string EventId, EventLevel Level,
            params KeyValuePair<string, object>[] Tags)
        {
            Event(new Event(EventType.Alert, Message, Object, Actor, EventId, Level, string.Empty, string.Empty, string.Empty, Tags));
        }
 
        public static void Alert(string Message, string Object, string Actor, string EventId, params KeyValuePair<string, object>[] Tags)
        {
            Event(new Event(EventType.Alert, Message, Object, Actor, EventId, EventLevel.Minor, string.Empty, string.Empty, string.Empty, Tags));
        }
 
        public static void Alert(string Message, string Object, string Actor, params KeyValuePair<string, object>[] Tags)
        {
            Event(new Event(EventType.Alert, Message, Object, Actor, string.Empty, EventLevel.Minor, string.Empty, string.Empty, string.Empty, Tags));
        }
 
        public static void Alert(string Message, string Object, params KeyValuePair<string, object>[] Tags)
        {
            Event(new Event(EventType.Alert, Message, Object, string.Empty, string.Empty, EventLevel.Minor, string.Empty, string.Empty, string.Empty, Tags));
        }
 
        public static void Alert(string Message, params KeyValuePair<string, object>[] Tags)
        {
            Event(new Event(EventType.Alert, Message, string.Empty, string.Empty, string.Empty, EventLevel.Minor, string.Empty, string.Empty, string.Empty, Tags));
        }
 
        public static void Alert(Exception Exception, string Object, string Actor, string EventId, EventLevel Level,
            string Facility, string Module, params KeyValuePair<string, object>[] Tags)
        {
            Event(EventType.Alert, Exception, Object, Actor, EventId, Level, Facility, Module, Tags);
        }
 
        public static void Alert(Exception Exception, string Object, string Actor, string EventId, EventLevel Level,
            string Facility, params KeyValuePair<string, object>[] Tags)
        {
            Event(EventType.Alert, Exception, Object, Actor, EventId, Level, Facility, Tags);
        }
 
        public static void Alert(Exception Exception, string Object, string Actor, string EventId, EventLevel Level,
            params KeyValuePair<string, object>[] Tags)
        {
            Event(EventType.Alert, Exception, Object, Actor, EventId, Level, Tags);
        }
 
        public static void Alert(Exception Exception, string Object, string Actor, string EventId, params KeyValuePair<string, object>[] Tags)
        {
            Event(EventType.Alert, Exception, Object, Actor, EventId, Tags);
        }
 
        public static void Alert(Exception Exception, string Object, string Actor, params KeyValuePair<string, object>[] Tags)
        {
            Event(EventType.Alert, Exception, Object, Actor, Tags);
        }
 
        public static void Alert(Exception Exception, string Object, params KeyValuePair<string, object>[] Tags)
        {
            Event(EventType.Alert, Exception, Object, Tags);
        }
 
        public static void Alert(Exception Exception, params KeyValuePair<string, object>[] Tags)
        {
            Event(EventType.Alert, Exception, Tags);
        }
 
        #endregion
 
        #region Emergency
 
        public static void Emergency(string Message, string Object, string Actor, string EventId, EventLevel Level,
            string Facility, string Module, string StackTrace, params KeyValuePair<string, object>[] Tags)
        {
            Event(new Event(EventType.Emergency, Message, Object, Actor, EventId, Level, Facility, Module, StackTrace, Tags));
        }
 
        public static void Emergency(string Message, string Object, string Actor, string EventId, EventLevel Level,
            string Facility, string Module, params KeyValuePair<string, object>[] Tags)
        {
            Event(new Event(EventType.Emergency, Message, Object, Actor, EventId, Level, Facility, Module, string.Empty, Tags));
        }
 
        public static void Emergency(string Message, string Object, string Actor, string EventId, EventLevel Level,
            string Facility, params KeyValuePair<string, object>[] Tags)
        {
            Event(new Event(EventType.Emergency, Message, Object, Actor, EventId, Level, Facility, string.Empty, string.Empty, Tags));
        }
 
        public static void Emergency(string Message, string Object, string Actor, string EventId, EventLevel Level,
            params KeyValuePair<string, object>[] Tags)
        {
            Event(new Event(EventType.Emergency, Message, Object, Actor, EventId, Level, string.Empty, string.Empty, string.Empty, Tags));
        }
 
        public static void Emergency(string Message, string Object, string Actor, string EventId, params KeyValuePair<string, object>[] Tags)
        {
            Event(new Event(EventType.Emergency, Message, Object, Actor, EventId, EventLevel.Minor, string.Empty, string.Empty, string.Empty, Tags));
        }
 
        public static void Emergency(string Message, string Object, string Actor, params KeyValuePair<string, object>[] Tags)
        {
            Event(new Event(EventType.Emergency, Message, Object, Actor, string.Empty, EventLevel.Minor, string.Empty, string.Empty, string.Empty, Tags));
        }
 
        public static void Emergency(string Message, string Object, params KeyValuePair<string, object>[] Tags)
        {
            Event(new Event(EventType.Emergency, Message, Object, string.Empty, string.Empty, EventLevel.Minor, string.Empty, string.Empty, string.Empty, Tags));
        }
 
        public static void Emergency(string Message, params KeyValuePair<string, object>[] Tags)
        {
            Event(new Event(EventType.Emergency, Message, string.Empty, string.Empty, string.Empty, EventLevel.Minor, string.Empty, string.Empty, string.Empty, Tags));
        }
 
        public static void Emergency(Exception Exception, string Object, string Actor, string EventId, EventLevel Level,
            string Facility, string Module, params KeyValuePair<string, object>[] Tags)
        {
            Event(EventType.Emergency, Exception, Object, Actor, EventId, Level, Facility, Module, Tags);
        }
 
        public static void Emergency(Exception Exception, string Object, string Actor, string EventId, EventLevel Level,
            string Facility, params KeyValuePair<string, object>[] Tags)
        {
            Event(EventType.Emergency, Exception, Object, Actor, EventId, Level, Facility, Tags);
        }
 
        public static void Emergency(Exception Exception, string Object, string Actor, string EventId, EventLevel Level,
            params KeyValuePair<string, object>[] Tags)
        {
            Event(EventType.Emergency, Exception, Object, Actor, EventId, Level, Tags);
        }
 
        public static void Emergency(Exception Exception, string Object, string Actor, string EventId, params KeyValuePair<string, object>[] Tags)
        {
            Event(EventType.Emergency, Exception, Object, Actor, EventId, Tags);
        }
 
        public static void Emergency(Exception Exception, string Object, string Actor, params KeyValuePair<string, object>[] Tags)
        {
            Event(EventType.Emergency, Exception, Object, Actor, Tags);
        }
 
        public static void Emergency(Exception Exception, string Object, params KeyValuePair<string, object>[] Tags)
        {
            Event(EventType.Emergency, Exception, Object, Tags);
        }
 
        public static void Emergency(Exception Exception, params KeyValuePair<string, object>[] Tags)
        {
            Event(EventType.Emergency, Exception, Tags);
        }
 
        #endregion
 
        #region Exceptions
 
 
        public static void Exception(Exception Exception, string Object, string Actor, string EventId, EventLevel Level,
            string Facility, string Module, params KeyValuePair<string, object>[] Tags)
        {
            Event(GetEventType(Exception), Exception, Object, Actor, EventId, Level, Facility, Module, Tags);
        }
 
        public static void Exception(Exception Exception, string Object, string Actor, string EventId, EventLevel Level,
            string Facility, params KeyValuePair<string, object>[] Tags)
        {
            Event(GetEventType(Exception), Exception, Object, Actor, EventId, Level, Facility, Tags);
        }
 
        public static void Exception(Exception Exception, string Object, string Actor, string EventId, EventLevel Level,
            params KeyValuePair<string, object>[] Tags)
        {
            Event(GetEventType(Exception), Exception, Object, Actor, EventId, Level, Tags);
        }
 
        public static void Exception(Exception Exception, string Object, string Actor, string EventId, params KeyValuePair<string, object>[] Tags)
        {
            Event(GetEventType(Exception), Exception, Object, Actor, EventId, Tags);
        }
 
        public static void Exception(Exception Exception, string Object, string Actor, params KeyValuePair<string, object>[] Tags)
        {
            Event(GetEventType(Exception), Exception, Object, Actor, Tags);
        }
 
        public static void Exception(Exception Exception, string Object, params KeyValuePair<string, object>[] Tags)
        {
            Event(GetEventType(Exception), Exception, Object, Tags);
        }
 
        public static void Exception(Exception Exception, params KeyValuePair<string, object>[] Tags)
        {
            Exception = UnnestException(Exception);
            Event(GetEventType(Exception), Exception, Tags);
        }
 
        public static EventType GetEventType(Exception Exception)
        {
            if (Array.IndexOf(alertExceptionTypes, Exception.GetType()) >= 0)
                return EventType.Alert;
            else
                return EventType.Critical;
        }
 
        public static void RegisterAlertExceptionType(bool Lock, params Type[] ExceptionTypes)
        {
            List<Type> NewTypes = new List<Type>();
            bool Changed = false;
 
            NewTypes.AddRange(alertExceptionTypes);
 
            foreach (Type ExceptionType in ExceptionTypes)
            {
                if (!NewTypes.Contains(ExceptionType))
                {
                    if (alertExceptionTypesLocked)
                        throw new InvalidOperationException("List of alert exception types has been locked.");
 
                    NewTypes.Add(ExceptionType);
                    Changed = true;
                }
            }
 
            if (Changed)
                alertExceptionTypes = NewTypes.ToArray();
 
            alertExceptionTypesLocked = Lock;
        }
 
        #endregion
 
        #region Extensions
 
        public static T[] Join<T>(this T[] Array, params T[] NewElements)
        {
            if (Array is null)
                return NewElements;
 
            int c = Array.Length;
            if (c == 0)
                return NewElements;
 
            if (NewElements is null)
                return Array;
 
            int d = NewElements.Length;
            if (d == 0)
                return Array;
 
            T[] Result = new T[c + d];
 
            System.Array.Copy(Array, 0, Result, 0, c);
            System.Array.Copy(NewElements, 0, Result, c, d);
 
            return Result;
        }
 
        #endregion
    }
}