public LogSetting(Type type, NameValueCollection nvList)
{
GuardHelper.ArgumentNotNull(() => type);
var msg = string.Format("Type {0} does not implement {1}",
type.AssemblyQualifiedName, typeof(ILoggerAdapter).FullName);
GuardHelper.Implements <ILoggerAdapter>(type, msg);
factoryAdapterType = type;
properties = nvList;
}