pom依赖:
<dependency> <groupId>org.apache.rocketmq</groupId> <artifactId>rocketmq-client</artifactId> <version>4.7.0</version></dependency>
示例代码:
TransactionMQProducer producer =new TransactionMQProducer();
producer.setNamesrvAddr("xx:9876");
producer.setProducerGroup("xx");
producer.setTransactionListener(new TransactionListener() {
@Override
public LocalTransactionState executeLocalTransaction(Message msg,Object arg) {
return LocalTransactionState.COMMIT_MESSAGE;
}
@Override
public LocalTransactionState checkLocalTransaction(MessageExt msg) {
return LocalTransactionState.COMMIT_MESSAGE;
}
});
producer.start();
TransactionSendResult transactionSendResult =producer.sendMessageInTransaction(new Message("aa","aa".getBytes(StandardCharsets.UTF_8)),"");
}
网友评论