code: public Content getResource(String key, Object o0, Object o1) {
          return configuration.getResource(key, o0, o1);
      }
docs: Get the configuration string as a content.
  
  @param key the key to look for in the configuration file
  @param o1  string or content argument added to configuration text
  @param o2  string or content argument added to configuration text
  @return a content tree for the text