diff options
Diffstat (limited to 'Emby.Common.Implementations/Logging/NLogger.cs')
| -rw-r--r-- | Emby.Common.Implementations/Logging/NLogger.cs | 224 |
1 files changed, 224 insertions, 0 deletions
diff --git a/Emby.Common.Implementations/Logging/NLogger.cs b/Emby.Common.Implementations/Logging/NLogger.cs new file mode 100644 index 000000000..8abd3d0d9 --- /dev/null +++ b/Emby.Common.Implementations/Logging/NLogger.cs @@ -0,0 +1,224 @@ +using MediaBrowser.Model.Logging; +using System; +using System.Text; + +namespace Emby.Common.Implementations.Logging +{ + /// <summary> + /// Class NLogger + /// </summary> + public class NLogger : ILogger + { + /// <summary> + /// The _logger + /// </summary> + private readonly NLog.Logger _logger; + + private readonly ILogManager _logManager; + + /// <summary> + /// The _lock object + /// </summary> + private static readonly object LockObject = new object(); + + /// <summary> + /// Initializes a new instance of the <see cref="NLogger" /> class. + /// </summary> + /// <param name="name">The name.</param> + /// <param name="logManager">The log manager.</param> + public NLogger(string name, ILogManager logManager) + { + _logManager = logManager; + lock (LockObject) + { + _logger = NLog.LogManager.GetLogger(name); + } + } + + /// <summary> + /// Infoes the specified message. + /// </summary> + /// <param name="message">The message.</param> + /// <param name="paramList">The param list.</param> + public void Info(string message, params object[] paramList) + { + _logger.Info(message, paramList); + } + + /// <summary> + /// Errors the specified message. + /// </summary> + /// <param name="message">The message.</param> + /// <param name="paramList">The param list.</param> + public void Error(string message, params object[] paramList) + { + _logger.Error(message, paramList); + } + + /// <summary> + /// Warns the specified message. + /// </summary> + /// <param name="message">The message.</param> + /// <param name="paramList">The param list.</param> + public void Warn(string message, params object[] paramList) + { + _logger.Warn(message, paramList); + } + + /// <summary> + /// Debugs the specified message. + /// </summary> + /// <param name="message">The message.</param> + /// <param name="paramList">The param list.</param> + public void Debug(string message, params object[] paramList) + { + if (_logManager.LogSeverity == LogSeverity.Info) + { + return; + } + + _logger.Debug(message, paramList); + } + + /// <summary> + /// Logs the exception. + /// </summary> + /// <param name="message">The message.</param> + /// <param name="exception">The exception.</param> + /// <param name="paramList">The param list.</param> + /// <exception cref="System.NotImplementedException"></exception> + public void ErrorException(string message, Exception exception, params object[] paramList) + { + LogException(LogSeverity.Error, message, exception, paramList); + } + + /// <summary> + /// Logs the exception. + /// </summary> + /// <param name="level">The level.</param> + /// <param name="message">The message.</param> + /// <param name="exception">The exception.</param> + /// <param name="paramList">The param list.</param> + private void LogException(LogSeverity level, string message, Exception exception, params object[] paramList) + { + message = FormatMessage(message, paramList).Replace(Environment.NewLine, ". "); + + var messageText = LogHelper.GetLogMessage(exception); + + var prefix = _logManager.ExceptionMessagePrefix; + + if (!string.IsNullOrWhiteSpace(prefix)) + { + messageText.Insert(0, prefix); + } + + LogMultiline(message, level, messageText); + } + + /// <summary> + /// Formats the message. + /// </summary> + /// <param name="message">The message.</param> + /// <param name="paramList">The param list.</param> + /// <returns>System.String.</returns> + private static string FormatMessage(string message, params object[] paramList) + { + if (paramList != null) + { + for (var i = 0; i < paramList.Length; i++) + { + var obj = paramList[i]; + + message = message.Replace("{" + i + "}", (obj == null ? "null" : obj.ToString())); + } + } + + return message; + } + + /// <summary> + /// Logs the multiline. + /// </summary> + /// <param name="message">The message.</param> + /// <param name="severity">The severity.</param> + /// <param name="additionalContent">Content of the additional.</param> + public void LogMultiline(string message, LogSeverity severity, StringBuilder additionalContent) + { + if (severity == LogSeverity.Debug && _logManager.LogSeverity == LogSeverity.Info) + { + return; + } + + additionalContent.Insert(0, message + Environment.NewLine); + + const char tabChar = '\t'; + + var text = additionalContent.ToString() + .Replace(Environment.NewLine, Environment.NewLine + tabChar) + .TrimEnd(tabChar); + + if (text.EndsWith(Environment.NewLine)) + { + text = text.Substring(0, text.LastIndexOf(Environment.NewLine, StringComparison.OrdinalIgnoreCase)); + } + + _logger.Log(GetLogLevel(severity), text); + } + + /// <summary> + /// Gets the log level. + /// </summary> + /// <param name="severity">The severity.</param> + /// <returns>NLog.LogLevel.</returns> + private NLog.LogLevel GetLogLevel(LogSeverity severity) + { + switch (severity) + { + case LogSeverity.Debug: + return NLog.LogLevel.Debug; + case LogSeverity.Error: + return NLog.LogLevel.Error; + case LogSeverity.Warn: + return NLog.LogLevel.Warn; + case LogSeverity.Fatal: + return NLog.LogLevel.Fatal; + case LogSeverity.Info: + return NLog.LogLevel.Info; + default: + throw new ArgumentException("Unknown LogSeverity: " + severity.ToString()); + } + } + + /// <summary> + /// Logs the specified severity. + /// </summary> + /// <param name="severity">The severity.</param> + /// <param name="message">The message.</param> + /// <param name="paramList">The param list.</param> + public void Log(LogSeverity severity, string message, params object[] paramList) + { + _logger.Log(GetLogLevel(severity), message, paramList); + } + + /// <summary> + /// Fatals the specified message. + /// </summary> + /// <param name="message">The message.</param> + /// <param name="paramList">The param list.</param> + public void Fatal(string message, params object[] paramList) + { + _logger.Fatal(message, paramList); + } + + /// <summary> + /// Fatals the exception. + /// </summary> + /// <param name="message">The message.</param> + /// <param name="exception">The exception.</param> + /// <param name="paramList">The param list.</param> + public void FatalException(string message, Exception exception, params object[] paramList) + { + LogException(LogSeverity.Fatal, message, exception, paramList); + } + } +} |