36 lines
837 B
Markdown
36 lines
837 B
Markdown
---
|
||
sidebar_position: 3
|
||
title: 延时消息
|
||
description: zhub 的延时消息使用
|
||
---
|
||
|
||
:::tip
|
||
|
||
首先完成 **[连接创建](create-connection.md)** ，便可进行**延时消息**的发送和接收，
|
||
|
||
- [订阅主题消息](#订阅主题消息)
|
||
- [发送延时消息](#发送延时消息)
|
||
|
||
:::
|
||
|
||
## 订阅主题消息
|
||
|
||
> 见 [主题的订阅](publish-subscribe.md#订阅主题消息)
|
||
|
||
## 发送延时消息
|
||
|
||
> 参数说明：①主题名称 ②消息内容 ③延时多久，单位ms
|
||
> zhub.delay("topic-delay-a", "delay-value", 1000);
|
||
>
|
||
|
||
示例代码：
|
||
```java
|
||
private ZHubClient zhub;
|
||
|
||
@RestMapping(name = "delay_test", auth = false, comment = "发送延时主题消息测试")
|
||
public String delayTest(String value) {
|
||
zhub.delay("topic-delay-a", "delay-value", 1000);
|
||
return "send ok!";
|
||
}
|
||
```
|