code: @Autowired
      public void setCtx(ApplicationContext _ctx) {
          // in lambda we need to start up the CTX ourselves
          // for unit tests and REST, all the autowiring should happen automatically
          if (LambdaSpringUtil.ctx == null) {
              LambdaSpringUtil.ctx = _ctx;
          }
      }
docs: Sets application context
  @param _ctx