/// <summary>
/// Convert LogLevel enum to NLog.LogLevel.
/// </summary>
/// <param name="level">The LogLevel to convert.</param>
/// <returns>The converted LogLevel.</returns>
private NLogLevel Convert(LogLevel level)
{
switch (level)
{
case LogLevel.Trace:
return(NLogLevel.Trace);
case LogLevel.Debug:
return(NLogLevel.Debug);
case LogLevel.Info:
return(NLogLevel.Info);
case LogLevel.Warn:
return(NLogLevel.Warn);
case LogLevel.Error:
return(NLogLevel.Error);
case LogLevel.Fatal:
return(NLogLevel.Fatal);
default:
return(NLogLevel.Off);
}
}
/// <summary>
/// Perform the logging message writing.
/// </summary>
/// <param name="level">The log level.</param>
/// <param name="messageOrFormat">Message or format.</param>
/// <param name="args">Args to use in case messageOrFormat is a format.</param>
/// <param name="exception">The exception to log if provided.</param>
private void LogInternal(LogLevel level, string messageOrFormat, object[] args, Exception exception)
{
var nlogLevel = Convert(level);
if (_logger.IsEnabled(nlogLevel) == false)
{
return;
}
LogInternal(nlogLevel, Properties.ToList(), messageOrFormat, args, exception);
}
/// <summary>
/// Logs an exception and an additional message at the ERROR level.
/// </summary>
/// <param name="level">The log level.</param>
/// <param name="exception">The exception to log.</param>
/// <param name="format">A composite format string that contains placeholders for the arguments.</param>
/// <param name="args">An <see cref="object"/>Array containing zero or more objects to format.</param>
public void Log(LogLevel level, Exception exception, string format, params object[] args)
{
LogInternal(level, format, args, exception);
}
/// <summary>
/// Logs an exception and an additional message at the ERROR level.
/// </summary>
/// <param name="level">The log level.</param>
/// <param name="exception">The exception to log.</param>
/// <param name="message">Additional information regarding the logged exception.</param>
public void Log(LogLevel level, Exception exception, string message)
{
LogInternal(level, message, null, exception);
}
/// <summary>
/// Logs a message at the ERROR level according to the specified <paramref name="format"/> and <paramref name="args"/>.
/// </summary>
/// <param name="level">The log level.</param>
/// <param name="format">A composite format string that contains placeholders for the arguments.</param>
/// <param name="args">An <see cref="object"/>Array containing zero or more objects to format.</param>
public void Log(LogLevel level, string format, params object[] args)
{
LogInternal(level, format, args, null);
}
/// <summary>
/// Logs a message at the ERROR level.
/// </summary>
/// <param name="level">The log level.</param>
/// <param name="message">The message to log.</param>
public void Log(LogLevel level, string message)
{
LogInternal(level, message, null, null);
}
