code: public void addBaseClasses(Class<?>... baseClasses) {
  
      if (this.baseClassList == null) {
        this.baseClassList = new ArrayList<>();
      }
      this.baseClassList.addAll(Arrays.asList(baseClasses));
    }
docs: @see #setBaseClasses(Class...)
  
  @param baseClasses the base-classes to add to {@link #setBaseClasses(Class...) base classes list}.