参数 version 4.6

1. consumerGroup 消费者分组

2. topic 主题

3. selectorType 消息选择器类型

默认值 SelectorType.TAG 根据TAG选择
仅支持表达式格式如:“tag1 || tag2 || tag3”,如果表达式为null或者“*”标识订阅所有消息
SelectorType.SQL92 根据SQL92表达式选择

  • 关键字:

AND, OR, NOT, BETWEEN, IN, TRUE, FALSE, IS, NULL

  • 数据类型:

Boolean, like: TRUE, FALSE
String, like: ‘abc’
Decimal, like: 123
Float number, like: 3.1415

  • 语法:
AND, OR
>, >=, <, <=, =
BETWEEN A AND B, equals to >=A AND <=B
NOT BETWEEN A AND B, equals to >B OR <A
IN ('a', 'b'), equals to ='a' OR ='b', this operation only support String type.
IS NULL, IS NOT NULL, check parameter whether is null, or not.
=TRUE, =FALSE, check parameter whether is true, or false.

样例:

(a > 10 AND a < 100) OR (b IS NOT NULL AND b=TRUE)

4. selectorExpression 选择器表达式

默认值 ”*“

5. consumeMode 消费模式

  • 默认值 ConsumeMode.CONCURRENTLY 并行处理
  • ConsumeMode.ORDERLY 按顺序处理

6. messageModel 消息模型

  • 默认值 MessageModel.CLUSTERING 集群
  • MessageModel.BROADCASTING 广播

7. consumeThreadMax 最大线程数

默认值 64

8. consumeTimeout 超时时间

默认值 30000ms

9. accessKey

默认值 ${rocketmq.consumer.access-key:}

10. secretKey

默认值 ${rocketmq.consumer.secret-key:}

11. enableMsgTrace 启用消息轨迹

默认值 true

12. customizedTraceTopic 自定义的消息轨迹主题

默认值 ${rocketmq.consumer.customized-trace-topic:}
没有配置此配置项则使用默认的主题

13. nameServer 命名服务器地址

默认值 ${rocketmq.name-server:}

14. accessChannel

默认值 ${rocketmq.access-channel:}

原文地址:https://zhoudingding.blog.csdn.net/article/details/106942574

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