public bool IsEnabled(Microsoft.Extensions.Logging.LogLevel logLevel)
{
switch (logLevel)
{
case LogLevel.Critical:
return(_log.IsFatalEnabled);
case LogLevel.Debug:
return(_log.IsDebugEnabled);
case LogLevel.Trace:
return(_log.IsTraceEnabled);
case LogLevel.Error:
return(_log.IsErrorEnabled);
case LogLevel.Information:
return(_log.IsInfoEnabled);
case LogLevel.Warning:
return(_log.IsWarnEnabled);
default:
throw new ArgumentOutOfRangeException(nameof(logLevel));
}
}
public void Log <TState>(Microsoft.Extensions.Logging.LogLevel logLevel, EventId eventId, TState state,
Exception exception, Func <TState, Exception, string> formatter)
{
if (!IsEnabled(logLevel))
{
return;
}
if (formatter == null)
{
throw new ArgumentNullException(nameof(formatter));
}
string message = null;
if (null != formatter)
{
message = formatter(state, exception);
}
if (!string.IsNullOrEmpty(message) || exception != null)
{
switch (logLevel)
{
case LogLevel.Critical:
_log.Fatal(exception, message);
break;
case LogLevel.Debug:
_log.Debug(exception, message);
break;
case LogLevel.Trace:
_log.Trace(exception, message);
break;
case LogLevel.Error:
_log.Error(exception, message);
break;
case LogLevel.Information:
_log.Info(exception, message);
break;
case LogLevel.Warning:
_log.Warn(exception, message);
break;
default:
_log.Warn($"遇到未知日志级别{logLevel}");
_log.Info(exception, message);
break;
}
}
}
