code: public Requirement createRequirement(String repositoryUid, String requirementName) throws GreenPepperServerException
      {
          Repository repository = repositoryDao.getByUID(repositoryUid);        
          if(repository == null) 
              throw new GreenPepperServerException(GreenPepperServerErrorKey.REPOSITORY_NOT_FOUND, "Repo not found");
          
          Requirement requirement = Requirement.newInstance(requirementName);
          repository.addRequirement(requirement);
          sessionService.getSession().save(repository);
          return requirement;
      }
docs: {@inheritDoc}