code: @Override
      public Trigger.TriggerState getTriggerState(TriggerKey triggerKey, JedisCluster jedis) {
          final String triggerHashKey = redisSchema.triggerHashKey(triggerKey);
          Map<RedisTriggerState, Double> scores = new HashMap<>(RedisTriggerState.values().length);
          for (RedisTriggerState redisTriggerState : RedisTriggerState.values()) {
              scores.put(redisTriggerState, jedis.zscore(redisSchema.triggerStateKey(redisTriggerState), triggerHashKey));
          }
          for (Map.Entry<RedisTriggerState, Double> entry : scores.entrySet()) {
              if (entry.getValue() != null) {
                  return entry.getKey().getTriggerState();
              }
          }
          return Trigger.TriggerState.NONE;
      }
docs: Get the current state of the identified <code>{@link Trigger}</code>.
  
  @param triggerKey the key of the desired trigger
  @param jedis      a thread-safe Redis connection
  @return the state of the trigger