{"id":380,"date":"2021-01-21T11:38:30","date_gmt":"2021-01-21T03:38:30","guid":{"rendered":"http:\/\/www.softeng.cn\/?p=380"},"modified":"2021-01-21T14:07:46","modified_gmt":"2021-01-21T06:07:46","slug":"%e3%80%8ab%e7%ab%99-spring%e6%ba%90%e7%a0%81%e8%a7%a3%e6%9e%90%e3%80%8b%e5%ad%a6%e4%b9%a0%e7%ac%94%e8%ae%b0%ef%bc%88%e5%85%ad%ef%bc%89-aop%e5%8e%9f%e7%90%86","status":"publish","type":"post","link":"https:\/\/www.softeng.cn\/?p=380","title":{"rendered":"\u300aB\u7ad9-Spring\u6e90\u7801\u89e3\u6790\u300b\u5b66\u4e60\u7b14\u8bb0\uff08\u516d\uff09\u2014\u2014AOP\u539f\u7406"},"content":{"rendered":"

\u89c6\u9891\u5730\u5740\uff1ahttps:\/\/www.bilibili.com\/video\/BV1oW41167AV<\/a>
\n\u5bf9\u5e94\u4ee3\u7801Git\u5e93\u5730\u5740\uff1ahttps:\/\/github.com\/whh306318848\/spring-annotation.git<\/a><\/p>\n

    \n
  1. @EnableAspectJAutoProxy\u6ce8\u89e3\u5206\u6790
    \n1.1. @EnableAspectJAutoProxy\u662f\u4ec0\u4e48\uff1f
    \n> \u4f7f\u7528@Import(AspectJAutoProxyRegistrar.class)\u6ce8\u89e3\u7ed9\u5bb9\u5668\u4e2d\u5bfc\u5165AspectJAutoProxyRegistrar\uff0c\u5229\u7528AspectJAutoProxyRegistrar\u81ea\u5b9a\u4e49\u7ed9\u5bb9\u5668\u4e2d\u6ce8\u518c\u4e00\u4e2a\u540d\u5b57\u662finternalAutoProxyCreator\uff0c\u7c7b\u578b\u662fAnnotationAwareAspectJAutoProxyCreator\uff08\u81ea\u52a8\u4ee3\u7406\u7684\u521b\u5efa\u5668\uff09\u7684\u7ec4\u4ef6<\/li>\n<\/ol>\n

    1.2. AnnotationAwareAspectJAutoProxyCreator\u5206\u6790<\/p>\n

    \u5176\u7ee7\u627f\u7ed3\u6784\u4e3a\uff1a<\/p>\n

    AnnotationAwareAspectJAutoProxyCreator\uff1a\n    -> AspectJAwareAdvisorAutoProxyCreator\n        -> AbstractAdvisorAutoProxyCreator\n            -> AbstractAutoProxyCreator\n                implements SmartInstantiationAwareBeanPostProcessor, BeanFactoryAware\n                \u5173\u6ce8\u540e\u7f6e\u5904\u7406\u5668\uff08\u5728bean\u521d\u59cb\u5316\u5b8c\u6210\u524d\u540e\u505a\u4e8b\u60c5\uff09\u3001\u81ea\u52a8\u88c5\u914dBeanFactory\n<\/code><\/pre>\n
    \u901a\u8fc7\u5206\u6790\u4e0a\u8ff0\u7ee7\u627f\u7ed3\u6784\u53ef\u77e5\uff0cAspectJAutoProxyCreator\u5177\u6709BeanPostProcessor\u7684\u7279\u70b9\uff08\u5176\u5b9e\u73b0\u4e86SmartInstantiationAwareBeanPostProcessor\u63a5\u53e3\uff09\uff0c\u540c\u65f6\u4e5f\u6709Aware\u63a5\u53e3\u7684\u7279\u70b9\uff08\u5176\u5b9e\u73b0\u4e86BeanFactoryAware\u63a5\u53e3\uff09\uff0c\u76f8\u5f53\u4e8eAnnotationAwareAspectJAutoProxyCreator\u65e2\u662f\u4e00\u4e2a\u540e\u7f6e\u5904\u7406\u5668\uff0c\u4e5f\u662f\u4e00\u4e2a\u6709Aware\u63a5\u53e3\u7684\u5b9e\u73b0\u7c7b<\/p>\n
    AbstractAutoProxyCreator.setBeanFactory()\nAbstractAutoProxyCreator.\u6709\u540e\u7f6e\u5904\u7406\u5668\u7684\u903b\u8f91\uff1b\n\nAbstractAdvisorAutoProxyCreator.setBeanFactory()->initBeanFactory\n\nAnnotationAwareAspectJAutoProxyCreator.initBeanFactory()\n<\/code><\/pre>\n
    \u6d41\u7a0b\uff1a
    \n\u3000\u30001) \u4f20\u5165\u914d\u7f6e\u7c7b\uff0c\u521b\u5efaIOC\u5bb9\u5668
    \n\u3000\u30002) \u6ce8\u518c\u914d\u7f6e\u7c7b\uff0c\u8c03\u7528refresh()\u5237\u65b0\u5bb9\u5668\uff08\u628a\u5bb9\u5668\u4e2d\u7684\u6240\u6709bean\u521b\u5efa\u51fa\u6765\uff0c\u6240\u6709\u529f\u80fd\u90fd\u51c6\u5907\u597d\uff09
    \n\u3000\u30003) registerBeanPostProcessors(beanFactory)\uff1b\u6ce8\u518cbean\u7684\u540e\u7f6e\u5904\u7406\u5668\u6765\u65b9\u4fbf\u62e6\u622abean\u7684\u521b\u5efa
    \n\u3000\u3000\u3000a) \u5148\u83b7\u53d6IOC\u5bb9\u5668\u4e2d\u5df2\u7ecf\u5b9a\u4e49\u4e86\u7684\u9700\u8981\u521b\u5efa\u5bf9\u8c61\u7684\u6240\u6709BeanPostProcessor
    \n\u3000\u3000\u3000b) \u7ed9\u5bb9\u5668\u4e2d\u589e\u52a0\u5176\u4ed6\u7684BeanPostProcessor
    \n\u3000\u3000\u3000c) \u4f18\u5148\u6ce8\u518c\u5b9e\u73b0\u4e86PriorityOrdered\u63a5\u53e3\u7684BeanPostProcessor
    \n\u3000\u3000\u3000d) \u518d\u7ed9\u5bb9\u5668\u4e2d\u6ce8\u518c\u5b9e\u73b0\u4e86Ordered\u63a5\u53e3\u7684BeanPostProcessor
    \n\u3000\u3000\u3000e) \u518d\u6ce8\u518c\u6ca1\u5b9e\u73b0\u4f18\u5148\u7ea7\u63a5\u53e3\u7684BeanPostProcessor
    \n\u3000\u3000\u3000f) \u6ce8\u518cBeanPostProcessor\uff0c\u5b9e\u9645\u4e0a\u5c31\u662f\u521b\u5efaBeanPostProcessor\u5bf9\u8c61\uff0c\u4fdd\u5b58\u5728\u5bb9\u5668\u4e2d
    \n\u3000\u3000\u3000\u3000\u3000\u3000\u521b\u5efainternalAutoProxyCreator\u7684BeanPostProcessor\u3010AnnotationAwareAspectJAutoProxyCreator\u3011
    \n\u3000\u3000\u3000\u3000\u3000\u30001. \u521b\u5efaBean\u7684\u5b9e\u4f8b
    \n\u3000\u3000\u3000\u3000\u3000\u30002. populateBean()\uff1a\u7ed9bean\u7684\u5404\u79cd\u5c5e\u6027\u8d4b\u503c
    \n\u3000\u3000\u3000\u3000\u3000\u30003. initializeBean()\uff1a\u521d\u59cb\u5316bean
    \n\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000a. invokeAwareMethods()\uff1a\u5904\u7406Aware\u63a5\u53e3\u7684\u65b9\u6cd5\u56de\u8c03
    \n\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000b. applyBeanPostProcessorsBeforeInitialization()\uff1a\u5e94\u7528\u540e\u7f6e\u5904\u7406\u5668\u7684postProcessorsBeforeInitialization()
    \n\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000c. invokeInitMethods()\uff1a\u6267\u884c\u81ea\u5b9a\u4e49\u7684\u521d\u59cb\u5316\u65b9\u6cd5
    \n\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000d. applyBeanPostProcessorsAfterInitialization()\uff1a\u6267\u884c\u540e\u7f6e\u5904\u7406\u5668\u7684postProcessorsAfterInitialization()
    \n\u3000\u3000\u3000\u3000\u3000\u30004. BeanPostProcessor(AnnotationAwareAspectJAutoProxyCreator)\u521b\u5efa\u6210\u529f\uff0c\u5e76\u8c03\u7528initBeanFactory()\u5f97\u5230aspectJAdvisorFactory
    \n\u3000\u3000\u3000g) \u628aBeanPostProcessor\u6ce8\u518c\u5230BeanFactory\u4e2d\uff1abeanFactory.addBeanPostProcessor(postProcessor);<\/p>\n
    \n  =\u4ee5\u4e0a\u662f\u521b\u5efa\u548c\u6ce8\u518cAnnotationAwareAspectJAutoProxyCreator\u7684\u8fc7\u7a0b<\/span>=
    \n  \u6839\u636eAnnotationAwareAspectJAutoProxyCreator\u6e90\u7801\u96c6\u6210\u6811\u5f62\u7ed3\u6784\u53ef\u77e5\uff0cAnnotationAwareAspectJAutoProxyCreator\u662fInstantiationAwareBeanPostProcessor\u7c7b\u578b\u7684\u540e\u7f6e\u5904\u7406\u5668\n<\/p><\/blockquote>\n
    \u3000\u30004) finishBeanFactoryInitialization(beanFactory);\u5b8c\u6210beanFactory\u7684\u521d\u59cb\u5316\uff1a\u521b\u5efa\u5269\u4e0b\u7684\u5355\u5b9e\u4f8bBean
    \n\u3000\u3000\u3000a) \u904d\u5386\u83b7\u53d6\u5bb9\u5668\u4e2d\u6240\u6709\u7684Bean\uff0c\u4f9d\u6b21\u8c03\u7528getBean(beanName)\u521b\u5efa\u5bf9\u8c61
    \n\u3000\u3000\u3000\u3000\u3000\u3000\u51fd\u6570\u8c03\u7528\u6808\uff1agetBean(beanName)->doGetBean(beanName, null, null, false)->getSingleton()
    \n\u3000\u3000\u3000b) \u521b\u5efabean\uff1b
    \n\u3000\u3000\u3000\u3000\u3000\u3000\u3010AnnotationAwareAspectJAutoProxyCreator\u5728\u6240\u6709bean\u521b\u5efa\u4e4b\u524d\u4f1a\u6709\u4e00\u4e2a\u62e6\u622a\uff0cInstantiationAwareBeanPostProcessor\uff0c\u4f1a\u8c03\u7528postProcessBeforeInitialization()\u3011
    \n\u3000\u3000\u3000\u3000\u3000\u30001. \u5148\u4ece\u7f13\u5b58\u4e2d\u83b7\u53d6\u5f53\u524dbean\uff0c\u5982\u679c\u80fd\u83b7\u53d6\u5230\uff0c\u8bf4\u660ebean\u662f\u4e4b\u524d\u88ab\u521b\u5efa\u8fc7\u7684\uff0c\u76f4\u63a5\u4f7f\u7528\uff0c\u5426\u5219\uff0c\u518d\u521b\u5efa\uff1b\u53ea\u8981\u521b\u5efa\u597d\u7684bean\u90fd\u4f1a\u88ab\u7f13\u5b58\u8d77\u6765
    \n\u3000\u3000\u3000\u3000\u3000\u30002. createBean()\uff1a\u521b\u5efabean
    \n\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000AnnotationAwareAspectJAutoProxyCreator\u4f1a\u5728\u4efb\u4f55Bean\u521b\u5efa\u4e4b\u524d\u5148\u5c1d\u8bd5\u8fd4\u56deBean\u7684\u5b9e\u4f8b
    \n\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3010BeanPostProcessor\u662f\u5728Bean\u5b9e\u4f8b\u521b\u5efa\u5b8c\u6210\u521d\u59cb\u5316\u524d\u540e\u8c03\u7528\u7684\u3011
    \n\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3010InstantiationAwareBeanPostProcessor\u662f\u5728\u521b\u5efaBean\u5b9e\u4f8b\u4e4b\u524d\u5148\u5c1d\u8bd5\u7528\u540e\u7f6e\u5904\u7406\u5668\u8fd4\u56de\u5bf9\u8c61\u7684\u3011
    \n\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000a. resolveBeforeInstantiation(beanName, mbdToUse);\u89e3\u6790BeforeInstantiation
    \n\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u5e0c\u671b\u540e\u7f6e\u5904\u7406\u5668\u5728\u6b64\u80fd\u8fd4\u56de\u4e00\u4e2a\u4ee3\u7406\u5bf9\u8c61\uff0c\u5982\u679c\u80fd\u8fd4\u56de\u4ee3\u7406\u5bf9\u8c61\u5c31\u4f7f\u7528\uff0c\u5982\u679c\u4e0d\u80fd\u5c31\u7ee7\u7eed\u4e0b\u4e00\u6b65
    \n\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u2160. \u540e\u7f6e\u5904\u7406\u5668\u5148\u5c1d\u8bd5\u8fd4\u56de\u5bf9\u8c61
    \n\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000<\/p>\n
    bean = applyBeanPostProcessorsBeforeInstantiation();\n\/\/\u62ff\u5230\u6240\u6709\u540e\u7f6e\u5904\u7406\u5668\uff0c\u5982\u679c\u662fInstantiationAwareBeanPostProcessor\u5c31\u6267\u884c\u540e\u7f6e\u5904\u7406\u5668\u7684postProcessorBeforeInstantiation()\u65b9\u6cd5\nif (bean != null) {\nbean = applyBeanPostProcessorsAfterInitialization(bean, beanName);\n}\n<\/code><\/pre>\n
    \u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000b. doCreateBean(beanName, mbdToUse\uff0cargs);\u771f\u6b63\u7684\u53bb\u521b\u5efa\u4e00\u4e2abean\u5b9e\u4f8b\uff1b\u548c3) f) \u6d41\u7a0b\u4e00\u6837<\/p>\n
    AnnotationAwareAspectJAutoProxyCreator\u3010\u662fInstantiationAwareBeanPostProcessor\u7c7b\u578b\u7684\u540e\u7f6e\u5904\u7406\u5668\u3011\u7684\u4f5c\u7528\uff1a
    \n1\u3001\u6bcf\u4e00\u4e2abean\u521b\u5efa\u4e4b\u524d\uff0c\u8c03\u7528postProcessorBeforeInstantiation()\u65b9\u6cd5
    \n\u3000\u3000\u5173\u5fc3MathCalculator\u548cLogAspects\u7684\u521b\u5efa
    \n\u3000\u30001) \u5224\u65ad\u5f53\u524dbean\u662f\u5426\u5728advisedBean\u4e2d\uff08advisedBean\u4fdd\u5b58\u4e86\u6240\u6709\u9700\u8981\u589e\u5f3a\u7684bean\uff0c\u5373\u9700\u8981\u5207\u9762\u5207\u5165\u7684bean\uff09
    \n\u3000\u30002) \u5224\u65ad\u5f53\u524dbean\u662f\u5426\u662f\u57fa\u7840\u7c7b\u578b\u7684bean\uff08\u5373\u662f\u5426\u5b9e\u73b0\u4e86Advice\u3001Pointcut\u3001Advisor\u3001AopInfrastructureBean\u63a5\u53e3\uff09\uff0c\u6216\u8005\u662f\u5426\u662f\u5207\u9762\uff08\u6807\u6ce8\u4e86@Aspect\u6ce8\u89e3\uff09
    \n\u3000\u30003) \u5224\u65ad\u662f\u5426\u9700\u8981\u8df3\u8fc7
    \n\u3000\u3000\u3000a) \u83b7\u53d6\u5019\u9009\u7684\u589e\u5f3a\u5668\uff08\u5373\u5207\u9762\u91cc\u9762\u7684\u901a\u77e5\u65b9\u6cd5\uff09\u3010List candidateAdvisors\u3011
    \n\u3000\u3000\u3000\u3000\u3000\u3000\u6bcf\u4e00\u4e2a\u5c01\u88c5\u7684\u901a\u77e5\u65b9\u6cd5\u7684\u589e\u5f3a\u5668\u662fInstantiationModelAwarePointcutAdvisor
    \n\u3000\u3000\u3000\u3000\u3000\u3000\u5224\u65ad\u6bcf\u4e00\u4e2a\u589e\u5f3a\u5668\u662f\u5426\u662fAspectJPointcutAdvisor\u7c7b\u578b\u7684\uff0c\u5982\u679c\u662f\u5219\u8fd4\u56detrue
    \n\u3000\u3000\u3000b\uff09\u6c38\u8fdc\u8fd4\u56defalse
    \n2\u3001\u521b\u5efa\u5bf9\u8c61
    \n3\u3001\u6bcf\u4e00\u4e2abean\u521b\u5efa\u4e4b\u540e\uff0c\u8c03\u7528postProcessAfterInstantiation()\u65b9\u6cd5
    \n\u3000\u30001) postProcessAfterInstantiation()\u65b9\u6cd5\u4e2d\uff0c\u6267\u884creturn wrapIfNecessary(bean, beanName, cacheKey);\u5728\u9700\u8981\u7684\u60c5\u51b5\u4e0b\uff0c\u5bf9bean\u8fdb\u884c\u5305\u88c5\uff0c\u5224\u65ad\u662f\u5426\u5305\u88c5\u7684\u4f9d\u636e\uff1a
    \n\u3000\u3000\u3000\u4e0epostProcessorBeforeInstantiation()\u65b9\u6cd5\u4e2d\u7c7b\u4f3c\uff0c\u5224\u65ad\u662f\u5426\u5bc4\u51fa\u7c7b\u578b\u7684bean\uff0c\u662f\u5426\u9700\u8981\u8df3\u8fc7
    \n\u3000\u3000\u3000a) \u83b7\u53d6\u5f53\u524dbean\u7684\u6240\u6709\u589e\u5f3a\u5668\uff08\u901a\u77e5\u65b9\u6cd5\uff09 Object[] specificInterceptors
    \n\u3000\u3000\u3000\u3000\u3000\u30001. \u627e\u5230\u5019\u9009\u7684\u6240\u6709\u589e\u5f3a\u5668\uff08\u5373\u901a\u77e5\u65b9\u6cd5\uff09\uff0c\u627e\u54ea\u4e9b\u901a\u77e5\u65b9\u6cd5\u662f\u9700\u8981\u5207\u5165\u5f53\u524dbean\u65b9\u6cd5\u7684
    \n\u3000\u3000\u3000\u3000\u3000\u30002. \u83b7\u53d6\u5230\u80fd\u5728\u5f53\u524dbean\u4f7f\u7528\u7684\u589e\u5f3a\u5668
    \n\u3000\u3000\u3000\u3000\u3000\u30003. \u5bf9\u589e\u5f3a\u5668\u8fdb\u884c\u6392\u5e8f
    \n\u3000\u3000\u3000b) \u4fdd\u5b58\u5f53\u524dbean\u5728advisedBeans\u4e2d
    \n\u3000\u3000\u3000c) \u5982\u679c\u5f53\u524dbean\u9700\u8981\u589e\u5f3a\uff0c\u8c03\u7528createProxy()\u521b\u5efa\u5f53\u524dbean\u7684\u4ee3\u7406\u5bf9\u8c61
    \n\u3000\u3000\u3000\u3000\u3000\u30001. \u83b7\u53d6\u6240\u6709\u589e\u5f3a\u5668\uff08\u5373\u901a\u77e5\u65b9\u6cd5\uff09
    \n\u3000\u3000\u3000\u3000\u3000\u30002. \u4fdd\u5b58\u5230ProxyFactory\u4e2d
    \n\u3000\u3000\u3000\u3000\u3000\u30003. \u521b\u5efa\u4ee3\u7406\u5bf9\u8c61\uff0cSpring\u81ea\u52a8\u51b3\u5b9a
    \n\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000JdkDynamicAopProxy(config);jdk\u52a8\u6001\u4ee3\u7406\uff0c\u5982\u679cbean\u7684\u7c7b\u5b9e\u73b0\u4e86\u63a5\u53e3\uff0cjdk\u80fd\u521b\u5efa\u52a8\u6001\u4ee3\u7406\uff0c\u5c31\u521b\u5efajdk\u52a8\u6001\u4ee3\u7406
    \n\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000ObjenesisCglibAopProxy(config);cglib\u52a8\u6001\u4ee3\u7406\uff0c\u5982\u679cbean\u7684\u7c7b\u6ca1\u6709\u5b9e\u73b0\u63a5\u53e3\uff0cjdk\u4e5f\u6ca1\u6cd5\u521b\u5efa\u52a8\u6001\u4ee3\u7406\uff0c\u5c31\u521b\u5efacglib\u52a8\u6001\u4ee3\u7406
    \n\u3000\u3000\u3000d) \u7ed9\u5bb9\u5668\u4e2d\u8fd4\u56de\u5f53\u524d\u7ec4\u4ef6\u4f7f\u7528cglib\u589e\u5f3a\u4e86\u7684\u4ee3\u7406\u5bf9\u8c61
    \n\u3000\u3000\u3000e) \u4ee5\u540e\u5bb9\u5668\u4e2d\u83b7\u53d6\u5230\u7684\u5c31\u662f\u8fd9\u4e2a\u7ec4\u4ef6\u7684\u4ee3\u7406\u5bf9\u8c61\uff0c\u6267\u884c\u76ee\u6807\u65b9\u6cd5\u7684\u65f6\u5019\uff0c\u4ee3\u7406\u5bf9\u8c61\u5c31\u4f1a\u6267\u884c\u901a\u77e5\u65b9\u6cd5\u7684\u6d41\u7a0b
    \n4\u3001\u76ee\u6807\u65b9\u6cd5\u7684\u6267\u884c
    \n\u3000\u3000\u5bb9\u5668\u4e2d\u4fdd\u5b58\u4e86\u7ec4\u4ef6\u7684\u4ee3\u7406\u5bf9\u8c61\uff08cglib\u589e\u5f3a\u540e\u7684\u5bf9\u8c61\uff09\uff0c\u8fd9\u4e2a\u5bf9\u8c61\u91cc\u9762\u4fdd\u5b58\u4e86\u8be6\u7ec6\u4fe1\u606f\uff08\u6bd4\u5982\u589e\u5f3a\u5668\uff0c\u76ee\u6807\u5bf9\u8c61\u7b49\u7b49\uff09
    \n\u3000\u30001) CglibAopProxy\u7684intercept\u65b9\u6cd5\uff0c\u62e6\u622a\u76ee\u6807\u65b9\u6cd5\u7684\u6267\u884c
    \n\u3000\u30002) \u6839\u636eProxyFactory\u5bf9\u8c61\u83b7\u53d6\u5c06\u8981\u6267\u884c\u7684\u76ee\u6807\u65b9\u6cd5\u7684\u62e6\u622a\u5668\u94fe
    \n\u3000\u3000\u3000List chain = this.advised.getInterceptorsAndDynamicInterceptionAdvice(method, targetClass);
    \n\u3000\u3000\u3000a) List interceptorList\u4fdd\u5b58\u6240\u6709\u62e6\u622a\u56685
    \n\u3000\u3000\u3000\u3000\u3000\u3000\u4e00\u4e2a\u9ed8\u8ba4\u7684ExposeInvocationInterceptor \u548c \u56db\u4e2a\u589e\u5f3a\u5668
    \n\u3000\u3000\u3000b) \u904d\u5386\u6240\u6709\u7684\u589e\u5f3a\u5668\uff0c\u5c06\u5176\u8f6c\u4e3aInterceptor\uff1aregistry.getInterceptors(advisor)
    \n\u3000\u3000\u3000c) \u5c06\u589e\u5f3a\u5668\u8f6c\u4e3aList
    \n\u3000\u3000\u3000\u3000\u3000\u3000\u5982\u679c\u662fMethodInterceptor\uff0c\u76f4\u63a5\u52a0\u5165\u5230\u96c6\u5408\u4e2d
    \n\u3000\u3000\u3000\u3000\u3000\u3000\u5982\u679c\u4e0d\u662fMethodInterceptor\uff0c\u4f7f\u7528AdvisorAdapter\u5c06\u589e\u5f3a\u5668\u8f6c\u4e3aMethodInterceptor
    \n\u3000\u3000\u3000\u3000\u3000\u3000\u8f6c\u6362\u5b8c\u6210\uff0c\u8fd4\u56deMethodInterceptor\u6570\u7ec4
    \n\u3000\u30003) \u5982\u679c\u6ca1\u6709\u62e6\u622a\u5668\u94fe\uff0c\u5219\u76f4\u63a5\u6267\u884c\u76ee\u6807\u65b9\u6cd5
    \n\u3000\u3000\u3000\u62e6\u622a\u5668\u94fe\uff08\u6bcf\u4e00\u4e2a\u901a\u77e5\u65b9\u6cd5\u53c8\u88ab\u5305\u88c5\u4e3a\u65b9\u6cd5\u62e6\u622a\u5668\uff0c\u5229\u7528MethodInterceptor\u673a\u5236\uff09
    \n\u3000\u30004) \u5982\u679c\u6709\u62e6\u622a\u5668\u94fe\uff0c\u628a\u9700\u8981\u6267\u884c\u7684\u76ee\u6807\u5bf9\u8c61\u3001\u76ee\u6807\u65b9\u6cd5\u3001\u62e6\u622a\u5668\u94fe\u3001\u53c2\u6570\u7b49\u4fe1\u606f\u4f20\u5165\uff0c\u521b\u5efa\u4e00\u4e2aCglibMethodInvocation\u5bf9\u8c61\uff0c\u5e76\u8c03\u7528\u5176proceed()\u65b9\u6cd5\uff0c\u8be5\u65b9\u6cd5\u6709\u8fd4\u56de\u503cObject retVal = mi.proceed();
    \n\u3000\u30005) \u62e6\u622a\u5668\u94fe\u7684\u89e6\u53d1\u8fc7\u7a0b
    \n\u3000\u3000\u3000a) \u5982\u679c\u6ca1\u6709\u62e6\u622a\u5668\u6267\u884c\u76ee\u6807\u65b9\u6cd5\uff0c\u6216\u8005\u62e6\u622a\u5668\u7684\u7d22\u5f15\u548c\u62e6\u622a\u5668\u6570\u7ec4-1\u5927\u5c0f\u4e00\u6837\uff08\u6307\u5b9a\u5230\u4e86\u6700\u540e\u4e00\u4e2a\u62e6\u622a\u5668\uff09\u6267\u884c\u76ee\u6807\u65b9\u6cd5
    \n\u3000\u3000\u3000b) \u94fe\u5f0f\u83b7\u53d6\u6bcf\u4e00\u4e2a\u62e6\u622a\u5668\uff0c\u62e6\u622a\u5668\u6267\u884cinvoke\u65b9\u6cd5\uff0c\u6bcf\u4e00\u4e2a\u62e6\u622a\u5668\u7b49\u5f85\u4e0b\u4e00\u4e2a\u62e6\u622a\u5668\u6267\u884c\u5b8c\u6210\u8fd4\u56de\u4ee5\u540e\u518d\u6765\u6267\u884c\uff08\u5d4c\u5957\uff09
    \n\u3000\u3000\u3000\u3000\u3000\u3000\u62e6\u622a\u5668\u94fe\u7684\u673a\u5236\uff0c\u4fdd\u8bc1\u4e86\u901a\u77e5\u65b9\u6cd5\u4e0e\u76ee\u6807\u65b9\u6cd5\u7684\u6267\u884c\u987a\u5e8f
    \n\"\u62e6\u622a\u5668\u94fe\u7684\u89e6\u53d1\u8fc7\u7a0b\"<\/p>\n
    5\u3001\u603b\u7ed3\uff1a
    \n\u3000\u30001) @EnableAspectJAutoProxy \u5f00\u542fAOP\u529f\u80fd
    \n\u3000\u30002) @EnableAspectJAutoProxy \u4f1a\u7ed9\u5bb9\u5668\u4e2d\u6ce8\u518c\u4e00\u4e2a\u7ec4\u4ef6AnnotationAwareAspectJAutoProxyCreator
    \n\u3000\u30003) AnnotationAwareAspectJAutoProxyCreator\u662f\u4e00\u4e2a\u540e\u7f6e\u5904\u7406\u5668
    \n\u3000\u30004) \u5bb9\u5668\u7684\u521b\u5efa\u6d41\u7a0b
    \n\u3000\u3000\u3000a) registerBeanPostProcessors()\u6ce8\u518c\u540e\u7f6e\u5904\u7406\u5668\uff0c\u521b\u5efaAnnotationAwareAspectJAutoProxyCreator\u5bf9\u8c61
    \n\u3000\u3000\u3000b) finishBeanFactoryInitialization()\u521d\u59cb\u5316\u5269\u4e0b\u7684\u5355\u5b9e\u4f8bbean
    \n\u3000\u3000\u3000\u3000\u3000\u30001. \u521b\u5efa\u4e1a\u52a1\u903b\u8f91\u7ec4\u4ef6\u548c\u5207\u9762\u7ec4\u4ef6
    \n\u3000\u3000\u3000\u3000\u3000\u30002. AnnotationAwareAspectJAutoProxyCreator\u62e6\u622a\u7ec4\u4ef6\u7684\u521b\u5efa\u8fc7\u7a0b
    \n\u3000\u3000\u3000\u3000\u3000\u30003. \u7ec4\u4ef6\u521b\u5efa\u5b8c\u4e4b\u540e\uff0c\u5224\u65ad\u7ec4\u4ef6\u662f\u5426\u9700\u8981\u589e\u5f3a\uff0c\u5982\u679c\u662f\uff0c\u5c31\u628a\u5207\u9762\u7684\u901a\u77e5\u65b9\u6cd5\u5305\u88c5\u6210\u589e\u5f3a\u5668\uff08Advisor\uff09\uff0c\u7136\u540e\u7ed9\u4e1a\u52a1\u903b\u8f91\u7ec4\u4ef6\u521b\u5efa\u4e00\u4e2a\u4ee3\u7406\u5bf9\u8c61\uff08cglib\uff09
    \n\u3000\u30005) \u6267\u884c\u76ee\u6807\u65b9\u6cd5\uff1a
    \n\u3000\u3000\u3000a) \u4ee3\u7406\u5bf9\u8c61\u6267\u884c\u76ee\u6807\u65b9\u6cd5
    \n\u3000\u3000\u3000b) CglibAopProxy.intercept()\u65b9\u6cd5\u8fdb\u884c\u62e6\u622a
    \n\u3000\u3000\u3000\u3000\u3000\u30001. \u5f97\u5230\u76ee\u6807\u65b9\u6cd5\u7684\u62e6\u622a\u5668\u94fe\uff08\u589e\u5f3a\u5668\u5305\u88c5\u6210\u62e6\u622a\u5668MethodInterceptor\uff09
    \n\u3000\u3000\u3000\u3000\u3000\u30002. \u5229\u7528\u62e6\u622a\u5668\u7684\u94fe\u5f0f\u673a\u5236\uff0c\u4f9d\u6b21\u8fdb\u5165\u6bcf\u4e00\u4e2a\u62e6\u622a\u5668\u8fdb\u884c\u6267\u884c
    \n\u3000\u3000\u3000\u3000\u3000\u30003. \u6267\u884c\u6548\u679c\uff1a
    \n\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u6b63\u5e38\u6267\u884c\uff1a\u524d\u7f6e\u901a\u77e5->\u76ee\u6807\u65b9\u6cd5->\u540e\u7f6e\u901a\u77e5->\u8fd4\u56de\u901a\u77e5
    \n\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u51fa\u73b0\u5f02\u5e38\uff1a\u524d\u7f6e\u901a\u77e5->\u76ee\u6807\u65b9\u6cd5->\u540e\u7f6e\u901a\u77e5->\u5f02\u5e38\u901a\u77e5<\/p>\n  \n  \n  ","protected":false},"excerpt":{"rendered":"
    \u89c6\u9891\u5730\u5740\uff1ahttps:\/\/www.bilibili.com\/video\/BV1oW41167AV \u5bf9\u5e94\u4ee3\u7801Gi…Continue reading \u300aB\u7ad9-Spring\u6e90\u7801\u89e3\u6790\u300b\u5b66\u4e60\u7b14\u8bb0\uff08\u516d\uff09\u2014\u2014AOP\u539f\u7406<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[32],"tags":[45,35,46],"class_list":["post-380","post","type-post","status-publish","format-standard","hentry","category-32","tag-aop","tag-spring","tag-46"],"_links":{"self":[{"href":"https:\/\/www.softeng.cn\/index.php?rest_route=\/wp\/v2\/posts\/380"}],"collection":[{"href":"https:\/\/www.softeng.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.softeng.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.softeng.cn\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.softeng.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=380"}],"version-history":[{"count":2,"href":"https:\/\/www.softeng.cn\/index.php?rest_route=\/wp\/v2\/posts\/380\/revisions"}],"predecessor-version":[{"id":384,"href":"https:\/\/www.softeng.cn\/index.php?rest_route=\/wp\/v2\/posts\/380\/revisions\/384"}],"wp:attachment":[{"href":"https:\/\/www.softeng.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=380"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.softeng.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=380"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.softeng.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=380"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}