/src/ZebraFlickr/Log.cs

#region License



// Copyright (c) 2012 Gareth Lennox (garethl@dwakn.com)

// All rights reserved.

// 

// Redistribution and use in source and binary forms, with or without modification,

// are permitted provided that the following conditions are met:

// 

//     * Redistributions of source code must retain the above copyright notice,

//       this list of conditions and the following disclaimer.

//     * Redistributions in binary form must reproduce the above copyright notice,

//       this list of conditions and the following disclaimer in the documentation

//       and/or other materials provided with the distribution.

//     * Neither the name of Gareth Lennox nor the names of its

//       contributors may be used to endorse or promote products derived from this

//       software without specific prior written permission.

//  

// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND

// ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED

// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE

// DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE

// FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL

// DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR

// SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER

// CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,

// OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF

// THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.



#endregion



using System;



namespace ZebraFlickr

{

	public static class Log

	{

		private static LogLevel _level = LogLevel.Debug;

		private static ILogger _logger;



		static Log()

		{

			_logger = new CompositeLogger(new ConsoleLogger(), new FileLogger("zebraflickr.log"));

		}



		public static void Configure(ILogger logger)

		{

			_logger = logger;

		}



		public static void SetLevel(LogLevel level)

		{

			_level = level;

		}



		public static void Debug(string message, params object[] args)

		{

			DoLog(LogLevel.Debug, message, null, args);

		}



		public static void Debug(string message, Exception ex, params object[] args)

		{

			DoLog(LogLevel.Debug, message, ex, args);

		}



		public static void Info(string message, params object[] args)

		{

			DoLog(LogLevel.Info, message, null, args);

		}



		public static void Info(string message, Exception ex, params object[] args)

		{

			DoLog(LogLevel.Info, message, ex, args);

		}



		public static void Warn(string message, params object[] args)

		{

			DoLog(LogLevel.Warn, message, null, args);

		}



		public static void Warn(string message, Exception ex, params object[] args)

		{

			DoLog(LogLevel.Warn, message, ex, args);

		}





		public static void Error(string message, params object[] args)

		{

			DoLog(LogLevel.Error, message, null, args);

		}



		public static void Error(string message, Exception ex, params object[] args)

		{

			DoLog(LogLevel.Error, message, ex, args);

		}



		public static void Fatal(string message, params object[] args)

		{

			DoLog(LogLevel.Fatal, message, null, args);

		}



		public static void Fatal(string message, Exception ex, params object[] args)

		{

			DoLog(LogLevel.Fatal, message, ex, args);

		}



		private static void DoLog(LogLevel level, string message, Exception ex, object[] args)

		{

			if (level < _level)

				return;



			_logger.WriteLog(DateTime.Now, level, args.Length > 0 ? string.Format(message, args) : message, ex);

		}



		public static string SerializeException(Exception exception)

		{

			return Environment.NewLine + exception;

		}

	}

}