code: @Override
      public void delayedEnqueue(final String queue, final Job job, final long future) {
          validateArguments(queue, job, future);
          try {
              doDelayedEnqueue(queue, ObjectMapperFactory.get().writeValueAsString(job), future);
          } catch (RuntimeException re) {
              throw re;
          } catch (Exception e) {
              throw new RuntimeException(e);
          }
      }
docs: {@inheritDoc}