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新版本 事务提交成功后再去生成消息 如果提交成功后MQ出问题 不会丢数据么? #4

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dennislee414 opened this issue Jul 5, 2017 · 0 comments

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@dennislee414
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public void afterCompletion(int status) {
    try {
        if (STATUS_COMMITTED == status) {
            List<String> messageIds = MessageHolder.get();
            sendMessageToBroker(messageIds);
        } else if (STATUS_ROLLED_BACK == status) {
            log.warn("事务提交失败,数据库回滚后,清空缓存中的消息:{}", MessageHolder.get());
        }
    } finally {
        MessageHolder.clear();
    }
}
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