init

ContosoUniversity.Logging/ILogger.cs

@@ -0,0 +1,24 @@
+using System;
+
+namespace ContosoUniversity.Logging
+{
+    public interface ILogger
+    {
+        void Information(string message);
+        void Information(string fmt, params object[] vars);
+        void Information(Exception exception, string fmt, params object[] vars);
+
+        void Warning(string message);
+        void Warning(string fmt, params object[] vars);
+        void Warning(Exception exception, string fmt, params object[] vars);
+
+        void Error(string message);
+        void Error(string fmt, params object[] vars);
+        void Error(Exception exception, string fmt, params object[] vars);
+
+        void TraceApi(string componentName, string method, TimeSpan timespan);
+        void TraceApi(string componentName, string method, TimeSpan timespan, string properties);
+        void TraceApi(string componentName, string method, TimeSpan timespan, string fmt, params object[] vars);
+
+    }
+}