code: public static List<ListenerBuilder> builders(ClassLoader classLoader, KnowledgeComponentImplementationModel implementationModel) {
          List<ListenerBuilder> builders = new ArrayList<ListenerBuilder>();
          if (implementationModel != null) {
              ListenersModel listenersModel = implementationModel.getListeners();
              if (listenersModel != null) {
                  for (ListenerModel listenerModel : listenersModel.getListeners()) {
                      if (listenerModel != null) {
                          builders.add(new ListenerBuilder(classLoader, listenerModel));
                      }
                  }
              }
          }
          return builders;
      }
docs: Creates ListenerBuilders.
  
  @param classLoader classLoader
  @param implementationModel implementationModel
  @return ListenerBuilders