public MetaClassRegistryImpl(final int loadDefault, final boolean useAccessible) {
    this.useAccessible = useAccessible;

    if (loadDefault == LOAD_DEFAULT) {
      Map<CachedClass, List<MetaMethod>> map = new HashMap<CachedClass, List<MetaMethod>>();

      // let's register the default methods
      registerMethods(null, true, true, map);
      final Class[] additionals = DefaultGroovyMethods.additionals;
      for (int i = 0; i != additionals.length; ++i) {
        createMetaMethodFromClass(map, additionals[i]);
      }

      Class[] pluginDGMs = VMPluginFactory.getPlugin().getPluginDefaultGroovyMethods();
      for (Class plugin : pluginDGMs) {
        registerMethods(plugin, false, true, map);
      }
      registerMethods(DefaultGroovyStaticMethods.class, false, false, map);
      Class[] staticPluginDGMs = VMPluginFactory.getPlugin().getPluginStaticGroovyMethods();
      for (Class plugin : staticPluginDGMs) {
        registerMethods(plugin, false, false, map);
      }

      for (Map.Entry<CachedClass, List<MetaMethod>> e : map.entrySet()) {
        CachedClass cls = e.getKey();
        cls.setNewMopMethods(e.getValue());
      }
    }

    installMetaClassCreationHandle();

    final MetaClass emcMetaClass = metaClassCreationHandle.create(ExpandoMetaClass.class, this);
    emcMetaClass.initialize();
    ClassInfo.getClassInfo(ExpandoMetaClass.class).setStrongMetaClass(emcMetaClass);

    addMetaClassRegistryChangeEventListener(
        new MetaClassRegistryChangeEventListener() {
          public void updateConstantMetaClass(MetaClassRegistryChangeEvent cmcu) {
            synchronized (metaClassInfo) {
              metaClassInfo.add(cmcu.getNewMetaClass());
              DefaultMetaClassInfo.getNewConstantMetaClassVersioning();
              Class c = cmcu.getClassToUpdate();
              DefaultMetaClassInfo.setPrimitiveMeta(c, cmcu.getNewMetaClass() == null);
              Field sdyn;
              try {
                sdyn = c.getDeclaredField(Verifier.STATIC_METACLASS_BOOL);
                sdyn.setBoolean(null, cmcu.getNewMetaClass() != null);
              } catch (Throwable e) {
                // DO NOTHING
              }
            }
          }
        });
  }