Merge proces, enable signing of the assembly.

Frameworks/MQTTnet.NetStandard/Diagnostics/IMqttNetLogger.cs

@@ -0,0 +1,21 @@
+using System;
+
+namespace MQTTnet.Diagnostics
+{
+    public interface IMqttNetLogger
+    {
+        event EventHandler<MqttNetLogMessagePublishedEventArgs> LogMessagePublished;
+
+        void Trace<TSource>(string message, params object[] parameters);
+
+        void Info<TSource>(string message, params object[] parameters);
+
+        void Warning<TSource>(Exception exception, string message, params object[] parameters);
+
+        void Warning<TSource>(string message, params object[] parameters);
+
+        void Error<TSource>(Exception exception, string message, params object[] parameters);
+
+        void Error<TSource>(string message, params object[] parameters);
+    }
+}

Frameworks/MQTTnet.NetStandard/Diagnostics/MqttNetConsoleLogger.cs

@@ -1,50 +0,0 @@
-using System;
-using System.Text;
-using MQTTnet.Core.Diagnostics;
-
-namespace MQTTnet.Diagnostics
-{
-    public static class MqttNetConsoleLogger
-    {
-        private static readonly object Lock = new object();
-
-        public static void ForwardToConsole()
-        {
-            MqttNetGlobalLog.LogMessagePublished -= PrintToConsole;
-            MqttNetGlobalLog.LogMessagePublished += PrintToConsole;
-        }
-
-        private static void PrintToConsole(object sender, MqttNetLogMessagePublishedEventArgs e)
-        {
-            var output = new StringBuilder();
-            output.AppendLine($">> [{e.TraceMessage.Timestamp:O}] [{e.TraceMessage.ThreadId}] [{e.TraceMessage.Source}] [{e.TraceMessage.Level}]: {e.TraceMessage.Message}");
-            if (e.TraceMessage.Exception != null)
-            {
-                output.AppendLine(e.TraceMessage.Exception.ToString());
-            }
-
-            lock (Lock)
-            {
-                var backupColor = Console.ForegroundColor;
-                switch (e.TraceMessage.Level)
-                {
-                    case MqttNetLogLevel.Error:
-                        Console.ForegroundColor = ConsoleColor.Red;
-                        break;
-                    case MqttNetLogLevel.Warning:
-                        Console.ForegroundColor = ConsoleColor.Yellow;
-                        break;
-                    case MqttNetLogLevel.Info:
-                        Console.ForegroundColor = ConsoleColor.Green;
-                        break;
-                    case MqttNetLogLevel.Verbose:
-                        Console.ForegroundColor = ConsoleColor.Gray;
-                        break;
-                }
-
-                Console.Write(output);
-                Console.ForegroundColor = backupColor;
-            }
-        }
-    }
-}

Frameworks/MQTTnet.NetStandard/Diagnostics/MqttNetGlobalLogger.cs

@@ -0,0 +1,18 @@
+using System;
+
+namespace MQTTnet.Diagnostics
+{
+    public static class MqttNetGlobalLogger
+    {
+        public static event EventHandler<MqttNetLogMessagePublishedEventArgs> LogMessagePublished;
+
+        public static bool HasListeners => LogMessagePublished != null;
+
+        public static void Publish(MqttNetLogMessage logMessage)
+        {
+            if (logMessage == null) throw new ArgumentNullException(nameof(logMessage));
+
+            LogMessagePublished?.Invoke(null, new MqttNetLogMessagePublishedEventArgs(logMessage));
+        }
+    }
+}

Frameworks/MQTTnet.NetStandard/Diagnostics/MqttNetLogLevel.cs

@@ -0,0 +1,13 @@
+namespace MQTTnet.Diagnostics
+{
+    public enum MqttNetLogLevel
+    {
+        Verbose,
+
+        Info,
+
+        Warning,
+
+        Error
+    }
+}

Frameworks/MQTTnet.NetStandard/Diagnostics/MqttNetLogMessage.cs

@@ -0,0 +1,32 @@
+using System;
+
+namespace MQTTnet.Diagnostics
+{
+    public sealed class MqttNetLogMessage
+    {
+        public MqttNetLogMessage(string logId, DateTime timestamp, int threadId, string source, MqttNetLogLevel level, string message, Exception exception)
+        {
+            LogId = logId;
+            Timestamp = timestamp;
+            ThreadId = threadId;
+            Source = source;
+            Level = level;
+            Message = message;
+            Exception = exception;
+        }
+
+        public string LogId { get; }
+
+        public DateTime Timestamp { get; }
+
+        public int ThreadId { get; }
+
+        public string Source { get; }
+
+        public MqttNetLogLevel Level { get; }
+
+        public string Message { get; }
+
+        public Exception Exception { get; }
+    }
+}

Frameworks/MQTTnet.NetStandard/Diagnostics/MqttNetLogMessagePublishedEventArgs.cs

@@ -0,0 +1,14 @@
+using System;
+
+namespace MQTTnet.Diagnostics
+{
+    public sealed class MqttNetLogMessagePublishedEventArgs : EventArgs
+    {
+        public MqttNetLogMessagePublishedEventArgs(MqttNetLogMessage logMessage)
+        {
+            TraceMessage = logMessage ?? throw new ArgumentNullException(nameof(logMessage));
+        }
+
+        public MqttNetLogMessage TraceMessage { get; }
+    }
+}

Frameworks/MQTTnet.NetStandard/Diagnostics/MqttNetLogger.cs

@@ -0,0 +1,74 @@
+using System;
+
+namespace MQTTnet.Diagnostics
+{
+    public class MqttNetLogger : IMqttNetLogger
+    {
+        private readonly string _logId;
+
+        public MqttNetLogger(string logId = null)
+        {
+            _logId = logId;
+        }
+        
+        public event EventHandler<MqttNetLogMessagePublishedEventArgs> LogMessagePublished;
+
+        public void Trace<TSource>(string message, params object[] parameters)
+        {
+            Publish<TSource>(MqttNetLogLevel.Verbose, null, message, parameters);
+        }
+
+        public void Info<TSource>(string message, params object[] parameters)
+        {
+            Publish<TSource>(MqttNetLogLevel.Info, null, message, parameters);
+        }
+
+        public void Warning<TSource>(Exception exception, string message, params object[] parameters)
+        {
+            Publish<TSource>(MqttNetLogLevel.Warning, exception, message, parameters);
+        }
+
+        public void Warning<TSource>(string message, params object[] parameters)
+        {
+            Warning<TSource>(null, message, parameters);
+        }
+
+        public void Error<TSource>(Exception exception, string message, params object[] parameters)
+        {
+            Publish<TSource>(MqttNetLogLevel.Error, exception, message, parameters);
+        }
+
+        public void Error<TSource>(string message, params object[] parameters)
+        {
+            Warning<TSource>(null, message, parameters);
+        }
+
+        private void Publish<TSource>(MqttNetLogLevel logLevel, Exception exception, string message, object[] parameters)
+        {
+            var hasLocalListeners = LogMessagePublished != null;
+            var hasGlobalListeners = MqttNetGlobalLogger.HasListeners;
+
+            if (!hasLocalListeners && !hasGlobalListeners)
+            {
+                return;
+            }
+
+            if (parameters.Length > 0)
+            {
+                message = string.Format(message, parameters);
+            }
+
+            var traceMessage = new MqttNetLogMessage(_logId, DateTime.Now, Environment.CurrentManagedThreadId, typeof(TSource).Name, logLevel, message, exception);
+
+            if (hasGlobalListeners)
+            {
+                MqttNetGlobalLogger.Publish(traceMessage);
+            }
+
+            if (hasLocalListeners)
+            {
+                LogMessagePublished?.Invoke(this, new MqttNetLogMessagePublishedEventArgs(traceMessage));
+            }
+        }
+    }
+}

Frameworks/MQTTnet.NetStandard/Diagnostics/TargetFrameworkInfoProvider.cs

@@ -1,4 +1,4 @@
-namespace MQTTnet
+namespace MQTTnet.Diagnostics
 {
     public static class TargetFrameworkInfoProvider
     {