springboot-demo/target/classes/com/example/demo/controller/AopEventController.class

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topics
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AOP 切面编程
事件机制
Bean 生命周期
	endpoints!
%GET  /aop          - AOP 概念说明#
!GET  /aop/stats    - 性能统计%
'GET  /aop/event    - 事件机制说明'
,POST /aop/event/publish - 发布用户事件)
,GET  /aop/event/history - 查看事件历史+
%GET  /aop/ratelimit    - 限流测试-
title/
concepts1
/Aspect（切面）: 横切关注点的模块化3
2JoinPoint（连接点）: 程序执行的某个点5
4Pointcut（切入点）: 匹配连接点的表达式7
/Advice（通知）: 在连接点执行的动作9
3Weaving（织入）: 将切面应用到目标对象;
adviceTypes=
@Before - 方法执行前?
3@After - 方法执行后（无论成功或异常）A
'@AfterReturning - 方法成功返回后C
&@AfterThrowing - 方法抛出异常后E
%@Around - 环绕通知（最强大）G
useCasesI
日志记录K
性能监控M
事务管理O
权限检查Q
限流控制S
方法性能统计U
descriptionW
"由 PerformanceAspect 自动收集Y

statistics	[\]^_
.com/example/demo/controller/AopEventController
performanceAspect
(Lcom/example/demo/aop/PerformanceAspect;
abcde
&com/example/demo/aop/PerformanceAspect

getStatistics
()Ljava/util/Map;g
Spring 事件机制i
+ApplicationEventPublisher - 事件发布者k
 @EventListener - 事件监听器m
@Async - 异步处理事件o
condition - 条件过滤q
benefitss
*解耦：发布者和监听者互不依赖u
-扩展：新增监听器无需修改发布者w
'异步：耗时操作不阻塞主流程y
$测试：更容易进行单元测试{

eventTypes}
CREATED - 用户创建
UPDATED - 用户更新<00>
DELETED - 用户删除<00>
LOGIN - 用户登录	[<00><00><00>
eventPublisher
+Lcom/example/demo/event/UserEventPublisher;
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)com/example/demo/event/UserEventPublisher
publishUserLogin
%(Ljava/lang/Long;Ljava/lang/String;)V<00>
事件已发布<00>
	eventType<00>
userId<00>
userName<00>
事件历史记录<00>
note<00>
"由 UserEventListener 自动记录<00>
请求成功<00>
使用 @RateLimited 注解<00>
rateLimitStatus	[<00><00><00>
rateLimitAspect
&Lcom/example/demo/aop/RateLimitAspect;
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$com/example/demo/aop/RateLimitAspect
getRateLimitStatus
userService
&Lcom/example/demo/service/UserService;
RuntimeVisibleAnnotations
8Lorg/springframework/beans/factory/annotation/Autowired;
Code
LineNumberTable
LocalVariableTable
this
0Lcom/example/demo/controller/AopEventController;
index
info
Ljava/util/Map;
LocalVariableTypeTable
5Ljava/util/Map<Ljava/lang/String;Ljava/lang/Object;>;
	Signature
7()Ljava/util/Map<Ljava/lang/String;Ljava/lang/Object;>;
4Lorg/springframework/web/bind/annotation/GetMapping;
aopInfo
value
/aop
getPerformanceStats
result

/aop/stats
	eventInfo
/event
publishEvent
E(Ljava/lang/Long;Ljava/lang/String;Ljava/lang/String;)Ljava/util/Map;
Ljava/lang/Long;
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MethodParameters
k(Ljava/lang/Long;Ljava/lang/String;Ljava/lang/String;)Ljava/util/Map<Ljava/lang/String;Ljava/lang/Object;>;
5Lorg/springframework/web/bind/annotation/PostMapping;
/event/publish
"RuntimeVisibleParameterAnnotations
6Lorg/springframework/web/bind/annotation/RequestParam;
defaultValue
LOGIN
getEventHistory
/event/history

testRateLimit

/ratelimit
"Lcom/example/demo/aop/RateLimited;

#测试限流：每分钟最多10次

SourceFile
AopEventController.java
8Lorg/springframework/web/bind/annotation/RestController;
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