/// <summary>
/// 根据提供的配置创建 <see cref="ILogger"/> 对象。
/// </summary>
/// <param name="setting"></param>
/// <returns></returns>
private static ILogger CreateBySetting(LoggingConfigurationSetting setting)
{
var caching = setting.LogType.New <ILogger>();
if (caching == null)
{
return(null);
}
caching.As <IConfigurationSettingHostService>(s => ConfigurationUnity.AttachSetting(s, setting));
return(caching);
}
/// <summary>
/// Initializes target loggers in mode determined by configuration
/// </summary>
internal void Initialize()
{
logItemsQueue = new ConcurrentQueue <ApplicationLogs>();
targetLoggers = new Dictionary <int, ILogger>();
// LogController Level settings
LoggingConfigurationSetting loggingSetting = CurrentLoggingConfiguration.LoggingConfigurationSetting;
if (loggingSetting != null)
{
this.LoggingMode = loggingSetting.Mode;
this.SleepInterval = loggingSetting.SleepInterval;
this.MaxQueueSize = loggingSetting.MaxQueueSize;
}
// Logger Level settings
LoggerSettings = CurrentLoggersConfiguration.LoggerConfigurationSettings.Cast <LoggerConfigurationSetting>().ToList();
try
{
// Setup Target loggers from configuration ordered by PriorityOrder
foreach (LoggerConfigurationSetting configuredLogger in LoggerSettings.OrderBy(o => Convert.ToInt32(o.PriorityOrder)))
{
loggerSequence++;
//loggerInstance = dependencyManager.Resolve<ILogger>(configuredLogger.TypeName);
loggerInstance.LoggerParameters = configuredLogger.Parameters;
loggerInstance.LoggerPriority = Convert.ToInt32(configuredLogger.PriorityOrder);
targetLoggers.Add(loggerSequence, loggerInstance);
}
}
catch (Exception)
{
// Do Nothing if logger setup fails
}
// If using Asynchronous processing, use another thread for Async Queue processing
if (LoggingMode.Trim().ToUpperInvariant() == LogMode.Asynchronous.ToString().Trim().ToUpperInvariant())
{
processQueueTask = Task.Factory.StartNew(() =>
{
while (true)
{
ProcessFromQueue();
Thread.Sleep(SleepInterval);
}
}, new CancellationToken(), TaskCreationOptions.LongRunning, TaskScheduler.Default);
}
isInitialized = true;
}
/// <summary>
/// 根据应用程序配置，创建日志管理器。
/// </summary>
/// <param name="configName">应用程序配置项的名称。</param>
/// <returns><paramref name="configName"/>缺省时，如果应用程序未配置，则为 <see cref="DefaultLogger"/>，否则为配置项对应的 <see cref="ILogger"/> 实例。</returns>
public static ILogger CreateLogger(string configName = null)
{
ILogger logger;
LoggingConfigurationSetting setting = null;
var section = ConfigurationUnity.GetSection <LoggingConfigurationSection>();
if (section != null && section.Factory != null)
{
logger = section.Factory.CreateInstance(configName) as ILogger;
if (logger != null)
{
return(logger);
}
}
if (string.IsNullOrEmpty(configName))
{
if (section == null || section.Default == null)
{
return(DefaultLogger.Instance);
}
else
{
setting = section.Default;
}
}
else if (section != null)
{
setting = section.Settings[configName];
}
if (setting == null || setting.LogType == null)
{
return(null);
}
return(CreateBySetting(setting));
}
