EVCB_OCPP.OCPPServer.16J/SocketBase/LoggerExtension.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using Microsoft.Extensions.Logging;
using SuperSocket.Common;
using SuperSocket.SocketBase.Logging;

namespace SuperSocket.SocketBase
{
    /// <summary>
    /// Logger extension class
    /// </summary>
    public static class LoggerExtension
    {
        private readonly static string m_SessionInfoTemplate = "Session: {0}/{1}";

        /// <summary>
        /// Logs the error
        /// </summary>
        /// <param name="logger">The logger.</param>
        /// <param name="session">The session.</param>
        /// <param name="title">The title.</param>
        /// <param name="e">The e.</param>
        public static void LogError(this ILogger logger, ISessionBase session, Exception e)
        {
            logger.LogError(string.Format(m_SessionInfoTemplate, session.SessionID, session.RemoteEndPoint) + Environment.NewLine, e);
        }

        /// <summary>
        /// Logs the error
        /// </summary>
        /// <param name="logger">The logger.</param>
        /// <param name="session">The session.</param>
        /// <param name="title">The title.</param>
        /// <param name="e">The e.</param>
        public static void LogError(this ILogger logger, ISessionBase session, string title, Exception e)
        {
            logger.LogError(string.Format(m_SessionInfoTemplate, session.SessionID, session.RemoteEndPoint) + Environment.NewLine + title, e);
        }

        /// <summary>
        /// Logs the error
        /// </summary>
        /// <param name="logger">The logger.</param>
        /// <param name="session">The session.</param>
        /// <param name="message">The message.</param>
        public static void LogError(this ILogger logger, ISessionBase session, string message)
        {
            logger.LogError(string.Format(m_SessionInfoTemplate, session.SessionID, session.RemoteEndPoint) + Environment.NewLine + message);
        }

        /// <summary>
        /// Logs the information
        /// </summary>
        /// <param name="logger">The logger.</param>
        /// <param name="session">The session.</param>
        /// <param name="message">The message.</param>
        public static void LogInfo(this ILogger logger, ISessionBase session, string message)
        {
            string info = string.Format(m_SessionInfoTemplate, session.SessionID, session.RemoteEndPoint) + Environment.NewLine + message;
            logger.LogInformation(info);
        }

        /// <summary>
        /// Logs the debug message
        /// </summary>
        /// <param name="logger">The logger.</param>
        /// <param name="session">The session.</param>
        /// <param name="message">The message.</param>
        public static void LogDebug(this ILogger logger, ISessionBase session, string message)
        {
            logger.LogDebug(string.Format(m_SessionInfoTemplate, session.SessionID, session.RemoteEndPoint) + Environment.NewLine + message);
        }

        private const string m_PerfLogName = "Perf";

        private static ILogger m_PerfLog;

        /// <summary>
        /// Logs the performance message
        /// </summary>
        /// <param name="appServer">The app server.</param>
        /// <param name="message">The message.</param>
        public static void LogPerf(this IAppServer appServer, string message)
        {
            if (m_PerfLog == null)
            {
                lock (m_PerfLogName)
                {
                    if (m_PerfLog == null)
                    {
                        m_PerfLog = appServer.LogFactory.CreateLogger(m_PerfLogName);
                    }
                }
            }

            if (m_PerfLog != null)
                m_PerfLog.LogInformation(message);
        }
    }
}