code: protected ChooseConfig searchConfig(ChooseConfig cc, XML xml){
      	
      	ChooseConfig      config = searchXmlConfig(cc, xml);
      	if(isNull(config))config = searchAnnotatedConfig(cc);
      	return config;
      }
docs: This method finds the configuration location, returns null if don't finds it
  @param cc configuration chosen
  @param xml xml object
  @return configuration found