code: private List<String> getAllInitializers()
      {
          final List<String> ret = new ArrayList<>();
          for (final CacheMethod cacheMethod : this.cacheMethods) {
              ret.add(cacheMethod.className);
          }
          if (this.parent != null) {
              ret.addAll(this.parent.getAllInitializers());
          }
          return ret;
      }
docs: Returns the list of all initializers.
  
  @return list of all initializers