private boolean hasNfInternalServerInterfaces() {
    InterfaceType[] nfItfTypes =
        ((PAComponentType) this.componentParameters.getComponentType()).getNfFcInterfaceTypes();

    for (InterfaceType nfItfType : nfItfTypes) {
      if (!nfItfType.isFcClientItf() && ((PAGCMInterfaceType) nfItfType).isInternal()) {
        return true;
      }
    }

    return false;
  }
  /**
   * Retrieves an interface from its name. NF Interfaces (both client/server) must have a name
   * ending in "-controller".
   *
   * @see org.objectweb.fractal.api.Component#getFcInterface(String)
   */
  public Object getFcInterface(String interfaceName) throws NoSuchInterfaceException {
    if (interfaceName.endsWith("-controller")
        && !(Constants.ATTRIBUTE_CONTROLLER.equals(interfaceName))) {
      if (this.nfItfs == null) {
        // Check: is it needed to do this?... the addControllers method, or equivalent, should have
        // been called at construction,
        //        and also maybe we're not using a controller config file
        addControllers(
            this.componentParameters.getControllerDescription().getControllersSignatures());
      }
      if (this.nfItfs.containsKey(interfaceName)) {
        return this.nfItfs.get(interfaceName);
      }
      // TODO: Check how are the collective NF interfaces handled here ... should they also finish
      // by "-controller" ?
      throw new NoSuchInterfaceException(interfaceName);
    }

    if (this.fItfs.containsKey(interfaceName)) {
      return this.fItfs.get(interfaceName);
    } else {
      if (interfaceName.equals(Constants.COMPONENT)) {
        return this;
      }

      // maybe the member of a collection itf?
      InterfaceType itfType = ((ComponentType) this.getFcType()).getFcInterfaceType(interfaceName);
      if ((itfType != null) && itfType.isFcCollectionItf()) {
        try {
          // generate the corresponding interface locally
          Interface interface_reference =
              RepresentativeInterfaceClassGenerator.instance()
                  .generateFunctionalInterface(interfaceName, this, (PAGCMInterfaceType) itfType);

          ((StubObject) interface_reference).setProxy(this.proxy);
          // keep it in the list of functional interfaces
          this.fItfs.put(interfaceName, interface_reference);
          return interface_reference;
        } catch (Throwable e) {
          logger.info("Could not generate " + interfaceName + " collection interface", e);
        }
      }
    }

    throw new NoSuchInterfaceException(interfaceName);
  }
  private void registerMethods() {
    PAActiveObject.setImmediateService(
        "getGCMStatistics",
        new Class[] {String.class, String.class, (new Class<?>[] {}).getClass()});
    PAActiveObject.setImmediateService("getAllGCMStatistics");

    statistics = Collections.synchronizedMap(new HashMap<String, Object>());
    keysList = new HashMap<String, String>();
    NameController nc = null;
    try {
      nc = GCM.getNameController(owner);
    } catch (NoSuchInterfaceException e) {
      e.printStackTrace();
    }
    String name = nc.getFcName();
    Object[] itfs = owner.getFcInterfaces();
    for (int i = 0; i < itfs.length; i++) {
      Interface itf = (Interface) itfs[i];
      InterfaceType itfType = (InterfaceType) itf.getFcItfType();
      try {
        if (!Utils.isControllerItfName(itf.getFcItfName()) && (!itfType.isFcClientItf())) {
          List<MonitorController> subcomponentMonitors = new ArrayList<MonitorController>();
          if (isComposite()) {
            Iterator<Component> bindedComponentsIterator = null;
            if (!((GCMInterfaceType) itfType).isGCMMulticastItf()) {
              List<Component> bindedComponent = new ArrayList<Component>();
              bindedComponent.add(
                  ((PAInterface) ((PAInterface) itf).getFcItfImpl()).getFcItfOwner());
              bindedComponentsIterator = bindedComponent.iterator();
            } else {
              try {
                PAMulticastControllerImpl multicastController =
                    (PAMulticastControllerImpl)
                        ((PAInterface) GCM.getMulticastController(owner)).getFcItfImpl();
                Iterator<PAInterface> delegatee =
                    multicastController.getDelegatee(itf.getFcItfName()).iterator();
                List<Component> bindedComponents = new ArrayList<Component>();
                while (delegatee.hasNext()) {
                  bindedComponents.add(delegatee.next().getFcItfOwner());
                }
                bindedComponentsIterator = bindedComponents.iterator();
              } catch (NoSuchInterfaceException e) {
                e.printStackTrace();
              }
            }
            try {
              while (bindedComponentsIterator.hasNext()) {
                MonitorController monitor =
                    GCM.getMonitorController(bindedComponentsIterator.next());
                monitor.startGCMMonitoring();
                subcomponentMonitors.add(monitor);
              }
            } catch (NoSuchInterfaceException e) {
              e.printStackTrace();
            }
          }
          Class<?> klass =
              ClassLoader.getSystemClassLoader().loadClass(itfType.getFcItfSignature());
          Method[] methods = klass.getDeclaredMethods();
          for (Method m : methods) {
            Class<?>[] parametersTypes = m.getParameterTypes();
            String key =
                PAMonitorControllerHelper.generateKey(
                    itf.getFcItfName(), m.getName(), parametersTypes);
            keysList.put(m.getName(), key);
            if (subcomponentMonitors.isEmpty()) {
              statistics.put(
                  key,
                  new MethodStatisticsPrimitiveImpl(
                      itf.getFcItfName(), m.getName(), parametersTypes));
            } else {
              statistics.put(
                  key,
                  new MethodStatisticsCompositeImpl(
                      itf.getFcItfName(), m.getName(), parametersTypes, subcomponentMonitors));
            }
            controllerLogger.debug(
                m.getName() + " (server) added to monitoring on component " + name + "!!!");
          }
        }
      } catch (ClassNotFoundException e) {
        throw new ProActiveRuntimeException("The interface " + itfType + "cannot be found", e);
      }
    }
  }