RocketMq offset 消费

          List<MessageVo> msgList = new ArrayList<MessageVo>();
            try {
                Set<MessageQueue> mqs = consumer.fetchSubscribeMessageQueues(queueName);
                for (MessageQueue mq : mqs) {
                    System.out.printf("Consume from the queue: " + mq + "%n");
                    try {
                        PullResult pullResult =
                                consumer.pullBlockIfNotFound(mq, null, getMessageQueueOffset(mq), 32);
                        if (pullResult != null) {
                            putMessageQueueOffset(mq, pullResult.getNextBeginOffset());
                            switch (pullResult.getPullStatus()) {
                                case FOUND:
                                    if (pullResult.getMsgFoundList() != null && pullResult.getMsgFoundList().size() > 0) {
                                        for (MessageExt messageExt : pullResult.getMsgFoundList()) {
                                            msgList.add(new MessageVo(messageExt.getMsgId(), messageExt.getBody()));
                                        }
                                    }
                                    break;
                                case NO_MATCHED_MSG:
                                    break;
                                case NO_NEW_MSG:
                                    break;
                                case OFFSET_ILLEGAL:
                                    break;
                                default:
                                    break;
                            }
                        }
                    } catch (Exception e) {
                        e.printStackTrace();
                    }

   

  

            private Queue<List<MessageVo>> messageQueue = new LinkedBlockingQueue<List<MessageVo>>();
            
           DefaultMQPullConsumer consumer = new DefaultMQPullConsumer(groupName);
            consumer.setNamesrvAddr(url);
            scheduleService = new MQPullConsumerScheduleService(groupName);
            scheduleService.setMessageModel(MessageModel.CLUSTERING);
            scheduleService.setDefaultMQPullConsumer(consumer);
            
          List<MessageVo> msgList = new ArrayList<MessageVo>();
            try {
                Set<MessageQueue> mqs = consumer.fetchSubscribeMessageQueues(queueName);
                for (MessageQueue mq : mqs) {
                    System.out.printf("Consume from the queue: " + mq + "%n");
                    try {
                        PullResult pullResult =
                                consumer.pullBlockIfNotFound(mq, null, getMessageQueueOffset(mq), 32);
                        if (pullResult != null) {
                            putMessageQueueOffset(mq, pullResult.getNextBeginOffset());
                            switch (pullResult.getPullStatus()) {
                                case FOUND:
                                    if (pullResult.getMsgFoundList() != null && pullResult.getMsgFoundList().size() > 0) {
                                        for (MessageExt messageExt : pullResult.getMsgFoundList()) {
                                            msgList.add(new MessageVo(messageExt.getMsgId(), messageExt.getBody()));
                                        }
                                    }
                                    break;
                                case NO_MATCHED_MSG:
                                    break;
                                case NO_NEW_MSG:
                                    break;
                                case OFFSET_ILLEGAL:
                                    break;
                                default:
                                    break;
                            }
                        }
                    } catch (Exception e) {
                        e.printStackTrace();
                    }
          List<MessageVo> msgList = new ArrayList<MessageVo>();
            try {
                Set<MessageQueue> mqs = consumer.fetchSubscribeMessageQueues(queueName);
                for (MessageQueue mq : mqs) {
                    System.out.printf("Consume from the queue: " + mq + "%n");
                    try {
                        PullResult pullResult =
                                consumer.pullBlockIfNotFound(mq, null, getMessageQueueOffset(mq), 32);
                        if (pullResult != null) {
                            putMessageQueueOffset(mq, pullResult.getNextBeginOffset());
                            switch (pullResult.getPullStatus()) {
                                case FOUND:
                                    if (pullResult.getMsgFoundList() != null && pullResult.getMsgFoundList().size() > 0) {
                                        for (MessageExt messageExt : pullResult.getMsgFoundList()) {
                                            msgList.add(new MessageVo(messageExt.getMsgId(), messageExt.getBody()));
                                        }
                                    }
                                    break;
                                case NO_MATCHED_MSG:
                                    break;
                                case NO_NEW_MSG:
                                    break;
                                case OFFSET_ILLEGAL:
                                    break;
                                default:
                                    break;
                            }
                        }
                    } catch (Exception e) {
                        e.printStackTrace();
                    }

 https://segmentfault.com/a/1190000009007514