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     new be1e94121e [fix] 优化调用事件通知 (#1169)
be1e94121e is described below

commit be1e94121e1bd4e184b7936c49e19bf9f9e9c413
Author: JIAN ZHONG <[email protected]>
AuthorDate: Thu Jun 30 20:45:59 2022 +0800

    [fix] 优化调用事件通知 (#1169)
---
 .../rpc/events-notify.md                           | 36 ++++++++++------------
 1 file changed, 17 insertions(+), 19 deletions(-)

diff --git 
a/content/zh/docs3-building/java-sdk/advanced-features-and-usage/rpc/events-notify.md
 
b/content/zh/docs3-building/java-sdk/advanced-features-and-usage/rpc/events-notify.md
index 45f3b0b2b4..eadaf9d6ca 100644
--- 
a/content/zh/docs3-building/java-sdk/advanced-features-and-usage/rpc/events-notify.md
+++ 
b/content/zh/docs3-building/java-sdk/advanced-features-and-usage/rpc/events-notify.md
@@ -3,14 +3,16 @@ type: docs
 title: "调用触发事件通知"
 linkTitle: "调用触发事件通知"
 weight: 8
-description: "在调用之前、调用之后、出现异常时的事件通知"
+description: "在调用前后出现异常时的事件通知"
 ---
-
+## 特性说明
 在调用之前、调用之后、出现异常时,会触发 `oninvoke`、`onreturn`、`onthrow` 
三个事件,可以配置当事件发生时,通知哪个类的哪个方法。
 
-{{% alert title="提示" color="primary" %}}
+#### 提示:
 支持版本:`2.0.7` 之后
-{{% /alert %}}
+
+## 使用场景
+## 使用方式
 
 #### 服务提供者与消费者共享服务接口
 
@@ -19,7 +21,7 @@ interface IDemoService {
     public Person get(int id);
 }
 ```
-
+- 服务提供者
 #### 服务提供者实现
 
 ```java
@@ -38,7 +40,7 @@ class NormalDemoService implements IDemoService {
 <bean id="demoService" 
class="org.apache.dubbo.callback.implicit.NormalDemoService" />
 <dubbo:service interface="org.apache.dubbo.callback.implicit.IDemoService" 
ref="demoService" version="1.0.0" group="cn"/>
 ```
-
+- 服务消费者
 #### 服务消费者 Callback 接口
 
 ```java
@@ -68,25 +70,21 @@ class NotifyImpl implements Notify {
 
 #### 服务消费者 Callback 配置
 
+两者叠加存在以下几种组合情况:
+
+* 异步回调模式:`async=true onreturn="xxx"`
+* 同步回调模式:`async=false onreturn="xxx"`
+* 异步无回调 :`async=true`
+* 同步无回调 :`async=false`
+
+`callback` 与 `async` 功能正交分解,`async=true` 表示结果是否马上返回,`async=false` 
默认,`onreturn` 表示是否需要回调。
 ```xml
 <bean id ="demoCallback" class = 
"org.apache.dubbo.callback.implicit.NotifyImpl" />
 <dubbo:reference id="demoService" 
interface="org.apache.dubbo.callback.implicit.IDemoService" version="1.0.0" 
group="cn" >
       <dubbo:method name="get" async="true" onreturn = "demoCallback.onreturn" 
onthrow="demoCallback.onthrow" />
 </dubbo:reference>
 ```
-
-`callback` 与 `async` 功能正交分解,`async=true` 表示结果是否马上返回,`onreturn` 表示是否需要回调。  
-
-两者叠加存在以下几种组合情况:
-
-* 异步回调模式:`async=true onreturn="xxx"`  
-* 同步回调模式:`async=false onreturn="xxx"`  
-* 异步无回调 :`async=true`  
-* 同步无回调 :`async=false` 
-
-{{% alert title="提示" color="primary" %}}
-`async=false` 默认
-{{% /alert %}}
+ 
 
 #### 测试代码
 

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