// The MIT License (MIT)

//

// Copyright (c) 2015-2020 Rasmus Mikkelsen

// Copyright (c) 2015-2020 eBay Software Foundation

// https://github.com/eventflow/EventFlow

//

// Permission is hereby granted, free of charge, to any person obtaining a copy of

// this software and associated documentation files (the "Software"), to deal in

// the Software without restriction, including without limitation the rights to

// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of

// the Software, and to permit persons to whom the Software is furnished to do so,

// subject to the following conditions:

//

// The above copyright notice and this permission notice shall be included in all

// copies or substantial portions of the Software.

//

// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR

// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS

// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR

// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER

// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN

// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

using System;

using System.Text;

namespace EventFlow.Logs

{

public abstract class Log : ILog

{

protected abstract bool IsVerboseEnabled { get; }

protected abstract bool IsInformationEnabled { get; }

protected abstract bool IsDebugEnabled { get; }

public abstract void Write(LogLevel logLevel, string format, params object[] args);

public abstract void Write(LogLevel logLevel, Exception exception, string format, params object[] args);

public void Verbose(string format, params object[] args)

{

Write(LogLevel.Verbose, format, args);

}

public void Verbose(Exception exception, string format, params object[] args)

{

Write(LogLevel.Verbose, exception, format, args);

}

public virtual void Verbose(Func<string> combersomeLogging)

{

if (!IsVerboseEnabled)

{

return;

}

Verbose(combersomeLogging());

}

public void Verbose(Action<StringBuilder> combersomeLogging)

{

Verbose(() =>

{

var stringBuilder = new StringBuilder();

combersomeLogging(stringBuilder);

return stringBuilder.ToString();

});

}

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

{

Write(LogLevel.Debug, format, args);

}

public void Debug(Exception exception, string format, params object[] args)

{

Write(LogLevel.Debug, exception, format, args);

}

public virtual void Debug(Func<string> combersomeLogging)

{

if (!IsDebugEnabled)

{

return;

}

Debug(combersomeLogging());

}

public void Debug(Action<StringBuilder> combersomeLogging)

{

Debug(() =>

{

var stringBuilder = new StringBuilder();

combersomeLogging(stringBuilder);

return stringBuilder.ToString();

});

}

public void Information(string format, params object[] args)

{

Write(LogLevel.Information, format, args);

}

public void Information(Exception exception, string format, params object[] args)

{

Write(LogLevel.Information, exception, format, args);

}

public virtual void Information(Func<string> combersomeLogging)

{

if (!IsInformationEnabled)

{

return;

}

Information(combersomeLogging());

}

public void Information(Action<StringBuilder> combersomeLogging)

{

Information(() =>

{

var stringBuilder = new StringBuilder();

combersomeLogging(stringBuilder);

return stringBuilder.ToString();

});

}

public void Warning(string format, params object[] args)

{

Write(LogLevel.Warning, format, args);

}

public void Warning(Exception exception, string format, params object[] args)

{

Write(LogLevel.Warning, exception, format, args);

}

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

{

Write(LogLevel.Error, format, args);

}

public void Error(Exception exception, string format, params object[] args)

{

Write(LogLevel.Error, exception, format, args);

}

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

{

Write(LogLevel.Fatal, format, args);

}

public void Fatal(Exception exception, string format, params object[] args)

{

Write(LogLevel.Fatal, exception, format, args);

}

}

}