code: private static void initIfNeeded()
     {
        if (!INITIALIZED)
        {
           synchronized (JCRAPIAspect.class)
           {
              if (!INITIALIZED)
              {
                 ExoContainer container = ExoContainerContext.getTopContainer();
                 JCRAPIAspectConfig config = null;
                 if (container != null)
                 {
                    config = (JCRAPIAspectConfig)container.getComponentInstanceOfType(JCRAPIAspectConfig.class);
                 }
                 if (config == null)
                 {
                    TARGET_INTERFACES = new Class<?>[]{};
                    LOG.warn("No interface to monitor could be found");
                 }
                 else
                 {
                    TARGET_INTERFACES = config.getTargetInterfaces();
                    for (Class<?> c : TARGET_INTERFACES)
                    {
                       Statistics global = new Statistics(null, "global");
                       Map<String, Statistics> statistics = new TreeMap<String, Statistics>();
                       Method[] methods = c.getMethods();
                       for (Method m : methods)
                       {
                          String name = getStatisticsName(m);
                          statistics.put(name, new Statistics(global, name));
                       }
                       JCRStatisticsManager.registerStatistics(c.getSimpleName(), global, statistics);
                       ALL_STATISTICS.put(c.getSimpleName(), statistics);
                    }
                 }
                 INITIALIZED = true;
              }
           }
        }
     }
docs: Initializes the aspect if needed