Redisson中延迟队列的实现

@Slf4j
@Component
@ConditionalOnBean({RedissonClient.class})
public class RedisDelayQueue {

    @Resource
    private RedissonClient redissonClient;

    /**
     * 添加延迟队列
     *
     * @param value     队列值
     * @param delay     延迟时间
     * @param timeUnit  时间单位
     * @param queueCode 队列键
     * @param <T>
     */
    public <T> boolean addDelayQueue(@NonNull T value, @NonNull long delay, @NonNull TimeUnit timeUnit, @NonNull String queueCode) {
        if (StringUtils.isBlank(queueCode) || Objects.isNull(value)) {
            return false;
        }
        try {
            RBlockingDeque<Object> blockingDeque = redissonClient.getBlockingDeque(queueCode);
            RDelayedQueue<Object> delayedQueue = redissonClient.getDelayedQueue(blockingDeque);
            delayedQueue.offer(value, delay, timeUnit);
            //delayedQueue.destroy();
            log.info("(添加延时队列成功) 队列键：{}，队列值：{}，延迟时间：{}", queueCode, value, timeUnit.toSeconds(delay) + "秒");
        } catch (Exception e) {
            log.error("(添加延时队列失败) {}", e.getMessage());
            throw new RuntimeException("(添加延时队列失败)");
        }
        return true;
    }

    /**
     * 获取延迟队列
     *
     * @param queueCode
     * @param <T>
     */
    public <T> T getDelayQueue(@NonNull String queueCode) throws InterruptedException {
        if (StringUtils.isBlank(queueCode)) {
            return null;
        }
        RBlockingDeque<Map> blockingDeque = redissonClient.getBlockingDeque(queueCode);
        RDelayedQueue<Object> delayedQueue = redissonClient.getDelayedQueue(blockingDeque);
        T value = (T) blockingDeque.poll(); 
        return value; 
    } 
    /** 
     * 删除指定队列中的消息 
     * 
     * @param o 指定删除的消息对象队列值(同队列需保证唯一性) 
     * @param queueCode 指定队列键 
     */ 
     public boolean removeDelayedQueue(@NonNull Object o, @NonNull String queueCode) { 
        if (StringUtils.isBlank(queueCode) || Objects.isNull(o)) { 
            return false; 
        } 
        RBlockingDeque<Object> blockingDeque = redissonClient.getBlockingDeque(queueCode);        
        RDelayedQueue<Object> delayedQueue = redissonClient.getDelayedQueue(blockingDeque);        
        boolean flag = delayedQueue.remove(o); 
        //delayedQueue.destroy(); 
        return flag; 
    } 
}