docs: public List<EnvironmentType> getAllEnvironmentTypes() throws GreenPepperServerException {
          try {
              sessionService.startSession();
  
              List<EnvironmentType> envTypes = sutDao.getAllEnvironmentTypes();
  
              log.debug("Retrieved All Environment Types number: " + envTypes.size());
  
              return envTypes;
          } catch (Exception ex) {
              throw handleException(ERROR, ex);
          } finally {
              sessionService.closeSession();
          }
      }