public void Log <TState>(LogLevel logLevel, EventId eventId, TState state, Exception exception, Func <TState, Exception, string> formatter)
{
if (!IsEnabled(logLevel))
{
return;
}
var formatted = formatter?.Invoke(state, exception)
?? exception?.ToString()
?? state?.ToString()
?? eventId.ToString();
AndroidLog.WriteLine(logLevel.ToLogPriority(), Tag, formatted);
}
private void WriteLine(object message, LogPriority priority)
{
var trace = new StackTrace().GetFrame(2).GetMethod();
var callerMethod = trace.DeclaringType.FullName;
Log.WriteLine(priority, callerMethod, message.ToString());
string logHeader = $"{DateTime.Now:yyyy-MM-dd HH:mm:ss,fff} " +
$"{priority.ToString().ToUpper()} {callerMethod}";
string logMessage = message.ToString();
lock (_lock)
{
using StreamWriter logWritter = new StreamWriter(CurrentLogPath, true, Encoding.UTF8);
logWritter.WriteLine(logHeader);
logWritter.WriteLine($" {logMessage}");
logWritter.WriteLine();
}
}
/// <summary>
/// Emit the provided log event to the sink.
/// </summary>
/// <param name="logEvent">The log event to write.</param>
public void Emit(LogEvent logEvent)
{
if (logEvent == null)
{
throw new ArgumentNullException("logEvent");
}
var renderSpace = new StringWriter();
_textFormatter.Format(logEvent, renderSpace);
var tag = logEvent.Properties.Where(x => x.Key == Constants.SourceContextPropertyName).Select(x => x.Value.ToString("l", null)).FirstOrDefault() ?? "";
switch (logEvent.Level)
{
case LogEventLevel.Debug:
AndroidLog.Debug(tag, renderSpace.ToString());
break;
case LogEventLevel.Information:
AndroidLog.Info(tag, renderSpace.ToString());
break;
case LogEventLevel.Verbose:
AndroidLog.Verbose(tag, renderSpace.ToString());
break;
case LogEventLevel.Warning:
AndroidLog.Warn(tag, renderSpace.ToString());
break;
case LogEventLevel.Error:
AndroidLog.Error(tag, renderSpace.ToString());
break;
case LogEventLevel.Fatal:
AndroidLog.Wtf(tag, renderSpace.ToString());
break;
default:
AndroidLog.WriteLine(LogPriority.Assert, tag, renderSpace.ToString());
break;
}
}