/// <summary>
/// Configures NLog for to log to the specified target so that all messages
/// above and including the specified level are output.
/// </summary>
/// <param name="target">The target to log all messages to.</param>
/// <param name="minLevel">The minimal logging level.</param>
public static void ConfigureForTargetLogging(Target target, LogLevel minLevel)
{
var config = new LoggingConfiguration();
var rule = new LoggingRule("*", minLevel, target);
config.LoggingRules.Add(rule);
LogManager.Configuration = config;
}
public static void ConfigureForConsoleLogging(LogLevel minLevel)
{
var consoleTarget = new ConsoleTarget();
var config = new LoggingConfiguration();
var rule = new LoggingRule("*", minLevel, consoleTarget);
config.LoggingRules.Add(rule);
LogManager.Configuration = config;
}
/// <summary>
/// Initializes a new instance of the <see cref="LoggingConfigurationChangedEventArgs" /> class.
/// </summary>
/// <param name="oldConfiguration">The old configuration.</param>
/// <param name="newConfiguration">The new configuration.</param>
internal LoggingConfigurationChangedEventArgs(LoggingConfiguration oldConfiguration, LoggingConfiguration newConfiguration)
{
OldConfiguration = oldConfiguration;
NewConfiguration = newConfiguration;
}
/// <summary>
/// Initializes a new instance of the <see cref="LogFactory" /> class.
/// </summary>
/// <param name="config">The config.</param>
public LogFactory(LoggingConfiguration config)
: this()
{
Configuration = config;
}
private static void Dump(LoggingConfiguration config)
{
if (!InternalLogger.IsDebugEnabled)
{
return;
}
config.Dump();
}
internal void ReconfigExistingLoggers(LoggingConfiguration configuration)
{
if (configuration != null)
{
configuration.EnsureInitialized();
}
foreach (var loggerWrapper in loggerCache.Values.ToList())
{
var logger = loggerWrapper.Target as Logger;
if (logger != null)
{
logger.SetConfiguration(GetConfigurationForLogger(logger.Name, configuration));
}
}
}
internal LoggerConfiguration GetConfigurationForLogger(string name, LoggingConfiguration configuration)
{
var targetsByLevel = new TargetWithFilterChain[LogLevel.MaxLevel.Ordinal + 1];
var lastTargetsByLevel = new TargetWithFilterChain[LogLevel.MaxLevel.Ordinal + 1];
if (configuration != null && IsLoggingEnabled())
{
GetTargetsByLevelForLogger(name, configuration.LoggingRules, targetsByLevel, lastTargetsByLevel);
}
InternalLogger.Debug("Targets for {0} by level:", name);
for (var i = 0; i <= LogLevel.MaxLevel.Ordinal; ++i)
{
var sb = new StringBuilder();
sb.AppendFormat(CultureInfo.InvariantCulture, "{0} =>", LogLevel.FromOrdinal(i));
for (var afc = targetsByLevel[i]; afc != null; afc = afc.NextInChain)
{
sb.AppendFormat(CultureInfo.InvariantCulture, " {0}", afc.Target.Name);
if (afc.FilterChain.Count > 0)
{
sb.AppendFormat(CultureInfo.InvariantCulture, " ({0} filters)", afc.FilterChain.Count);
}
}
InternalLogger.Debug(sb.ToString());
}
return new LoggerConfiguration(targetsByLevel);
}
/// <summary>
/// Initializes this instance.
/// </summary>
/// <param name="configuration">The configuration.</param>
void ISupportsInitialize.Initialize(LoggingConfiguration configuration)
{
Initialize(configuration);
}
/// <summary>
/// Initializes this instance.
/// </summary>
/// <param name="configuration">The configuration.</param>
internal void Initialize(LoggingConfiguration configuration)
{
if (!isInitialized)
{
LoggingConfiguration = configuration;
isInitialized = true;
InitializeLayoutRenderer();
}
}
/// <summary>
/// Closes this instance.
/// </summary>
internal void Close()
{
if (isInitialized)
{
LoggingConfiguration = null;
isInitialized = false;
CloseLayoutRenderer();
}
}
/// <summary>
/// Initializes this instance.
/// </summary>
/// <param name="configuration">The configuration.</param>
internal void Initialize(LoggingConfiguration configuration)
{
lock (SyncRoot)
{
LoggingConfiguration = configuration;
if (!IsInitialized)
{
PropertyHelper.CheckRequiredParameters(this);
IsInitialized = true;
try
{
InitializeTarget();
initializeException = null;
}
catch (Exception exception)
{
if (exception.MustBeRethrown())
{
throw;
}
initializeException = exception;
InternalLogger.Error("Error initializing target {0} {1}.", this, exception);
throw;
}
}
}
}
