docs: @Override
      public void removeWorker(final String workerName) {
          PoolUtils.doWorkInPoolNicely(this.jedisPool, new PoolWork<Jedis, Void>() {
              /**
               * {@inheritDoc}
               */
              @Override
              public Void doWork(final Jedis jedis) throws Exception {
                  jedis.srem(key(WORKERS), workerName);
                  jedis.del(key(WORKER, workerName), key(WORKER, workerName, STARTED), 
                          key(STAT, FAILED, workerName), key(STAT, PROCESSED, workerName));
                  return null;
              }
          });
      }