《Java单元测试实战》——编写方法：Java编程技巧之单元测试用例编写流程（17）

@Slf4j
public class MetaqMessageSender {
    @Autowired
    private MetaProducer metaProducer;
    public String sendMetaqMessage(String topicName, String tagName, String messageKey, String messageBody) {
        try {
            // 组装消息内容
            Message message = new Message();
            message.setTopic(topicName);
            message.setTags(tagName);
            message.setKeys(messageKey);
            message.setBody(messageBody.getBytes(StandardCharsets.UTF_8));
            // 发送消息请求
            SendResult sendResult = metaProducer.send(message);
            if (sendResult.getSendStatus() != SendStatus.SEND_OK) {
                String msg = String.format("发送标签(%s)消息(%s)状态错误(%s)", tagName, messageKey, sendResult.getSendStatus());
                log.warn(msg);
                throw new ReconsException(msg);
            }
            log.info(String.format("发送标签(%s)消息(%s)状态成功:%s", tagName, messageKey, sendResult.getMsgId()));
            // 返回消息标识
            return sendResult.getMsgId();
        } catch (MQClientException | RemotingException | MQBrokerException | InterruptedException e) {
            // 记录消息异常
            Thread.currentThread().interrupt();
            String message = String.format("发送标签(%s)消息(%s)状态异常:%s", tagName, messageKey, e.getMessage());
            log.warn(message, e);
            throw new ReconsException(message, e);
        }
    }
}