Update java.mdx

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Liu Jicong 2022-08-15 15:01:08 +08:00 committed by GitHub
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@ -712,7 +712,7 @@ while(true) {
}
```
`poll` 每次调用获取一个消息。请按需选择合理的调用 `poll` 的频率(如例子中的 `Duration.ofMillis(100)`),否则会给服务端造成不必要的压力。
`poll` 每次调用获取一个消息。
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