在 Spring 生态中玩转 RocketMQ中如何实现事务消息？
在 Spring 生态中玩转 RocketMQ中如何实现事务消息？
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"// Build a SpringMessage for sending in transactionMessage msg = MessageBuilder.withPayload(..)...; // In sendMessageInTransaction(), the first parameter transaction name (""test"") // must be same with the @RocketMQTransactionListener's member field 'transName' rocketMQTemplate.sendMessageInTransaction(""test-topic"", msg, null); // Define transaction listener with the annotation @RocketMQTransactionListener@RocketMQTransactionListener class TransactionListenerImpl implements RocketMQLocalTransactionListener { @Override public RocketMQLocalTransactionState executeLocalTransaction(Message msg, Object arg) { // ... local transaction process, return bollback, commit or unknown return RocketMQLocalTransactionState.UNKNOWN; } @Override public RocketMQLocalTransactionState checkLocalTransaction(Message msg) { // ... check transaction status and return bollback, commit or unknown return RocketMQLocalTransactionState.COMMIT; } } 这本电子书收录开发者藏经阁，下载连接：https://developer.aliyun.com/topic/download?id=1216"
2021-11-11 18:46:27赞同 展开评论 打赏
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