queuingTasksWredis-sendJobToWaitQueue.java

/**
     * sends batch job to a queue for further processing.
     * 
     * @param job
     *            task that will be serialized and sent to queue
     * @return true if job has been successfully queued
     */
    public boolean sendJobToWaitQueue(Batch job) {
        LOGGER.debug("Trying to push job to queue: " + job.toString());
        String jobJson = batchToJson(job);
        Jedis instance = null;

        try {
            instance = this.jedisPool.getResource();
            // left push to a wait queue
            instance.lpush(waitQueue, jobJson);

LOGGER.debug("Job successfully published to channel {} {}", waitQueue, jobJson);

            return true;
        } catch (Exception e) {
         LOGGER.error("Problem while publishing message to a channel", e);
   
   return false;
  } finally {
      instance.close();
  }
}