/**
  * Load Listeners the given in parameter with the given classloader
  *
  * @param listenerList the list of listeners to load
  * @param classLoader the classloader to load the listeners with
  * @return true if all the listeners have been successfully loaded, false otherwise
  */
 public boolean loadListeners(String[] listeners, ClassLoader classLoader) {
   // Instantiate all the listeners
   for (String className : listeners) {
     try {
       Class listenerClass = Class.forName(className, false, classLoader);
       EventListener listener = (EventListener) listenerClass.newInstance();
       ((SipContext) sipContext).getAnnotationProcessor().processAnnotations(listener);
       SipServletImpl sipServletImpl =
           (SipServletImpl) sipContext.findChildrenByClassName(className);
       if (sipServletImpl != null) {
         listener = (EventListener) sipServletImpl.allocate();
         listenerServlets.put(listener, sipServletImpl);
       } else {
         SipServlet servlet = (SipServlet) listenerClass.getAnnotation(SipServlet.class);
         if (servlet != null) {
           sipServletImpl = (SipServletImpl) sipContext.findChildrenByName(servlet.name());
           if (sipServletImpl != null) {
             listener = (EventListener) sipServletImpl.allocate();
             listenerServlets.put(listener, sipServletImpl);
           }
         }
       }
       addListenerToBunch(listener);
     } catch (Exception e) {
       logger.fatal("Cannot instantiate listener class " + className, e);
       return false;
     }
   }
   return true;
 }
 /** @param sipApplicationSessionAttributeListener */
 private void checkDeallocateServlet(EventListener eventListener) {
   if (eventListener instanceof javax.servlet.sip.SipServlet) {
     try {
       SipServletImpl wrapper = listenerServlets.get(eventListener);
       if (wrapper != null) {
         wrapper.deallocate((javax.servlet.sip.SipServlet) eventListener);
       }
     } catch (ServletException e) {
       logger.error("couldn't deallocate listener " + eventListener.getClass().getName());
     }
   }
 }