docs: private void updateNamesToClassMap(Collection<String> classInterceptorNames) throws EJBConfigurationException
      {
          String classNameToLoad = null;
          try
          {
              // for each interceptor class name.
              for (String name : classInterceptorNames)
              {
                  // Get class object from the name to class map.
                  Class<?> interceptorClass = ivInterceptorNameToClassMap.get(name);
  
                  // Class already in the map?
                  if (interceptorClass == null)
                  {
                      // Nope, then load it and put it in the map.
                      classNameToLoad = name;
                      interceptorClass = ivClassLoader.loadClass(name);
                      ivInterceptorNameToClassMap.put(name, interceptorClass);
                  }
              }
          } catch (ClassNotFoundException ex)
          {
              //FFDCFilter.processException(ex, CLASS_NAME + ".addClassLevelInterceptors", "376");
  
              // CNTR0075E: The user-provided class "{0}" needed by the EnterpriseBean could not be found or loaded.
              Tr.error(tc, "BEANCLASS_NOT_FOUND_CNTR0075E", classNameToLoad);
  
              EJBConfigurationException cex;
              cex = new EJBConfigurationException(classNameToLoad + " could not be found or loaded", ex);
              throw cex;
          }
      }