{"id":1277,"date":"2025-08-11T19:55:00","date_gmt":"2025-08-11T11:55:00","guid":{"rendered":"http:\/\/www.cmd137blog.top\/?p=1277"},"modified":"2025-08-12T21:54:24","modified_gmt":"2025-08-12T13:54:24","slug":"mini-spring-%e4%bb%a3%e7%90%86%e7%af%87-aop%ef%bc%9astep-11%ef%bc%9a%e5%9f%ba%e4%ba%8ejdk%e5%92%8ccglib%e5%8a%a8%e6%80%81%e4%bb%a3%e7%90%86%ef%bc%8c%e5%ae%9e%e7%8e%b0aop%e6%a0%b8%e5%bf%83%e5%8a%9f","status":"publish","type":"post","link":"http:\/\/www.cmd137blog.top\/?p=1277","title":{"rendered":"mini-Spring \u4ee3\u7406\u7bc7-AOP\uff1aStep 11\uff1a\u57fa\u4e8eJDK\u548cCglib\u52a8\u6001\u4ee3\u7406\uff0c\u5b9e\u73b0AOP\u6838\u5fc3\u529f\u80fd"},"content":{"rendered":"\n

\u9762\u5411\u5207\u9762\u7f16\u7a0b\uff08AOP\uff0cAspect-Oriented Programming\uff09\u662f\u4e00\u79cd\u5728\u8f6f\u4ef6\u5f00\u53d1\u4e2d\u7528\u4e8e\u89e3\u8026\u6a2a\u5207\u5173\u6ce8\u70b9\u7684\u7f16\u7a0b\u8303\u5f0f\uff0c\u901a\u8fc7\u5728\u4e0d\u4fee\u6539\u4e1a\u52a1\u903b\u8f91\u7684\u524d\u63d0\u4e0b\uff0c\u5c06\u7edf\u4e00\u804c\u8d23\uff08\u5982\u65e5\u5fd7\u8bb0\u5f55\u3001\u6027\u80fd\u76d1\u63a7\u3001\u5b89\u5168\u6821\u9a8c\u7b49\uff09\u5c01\u88c5\u5230\u201c\u5207\u9762\u201d\u4e2d\u3002\u5728 Spring \u6846\u67b6\u4e2d\uff0cAOP \u662f\u6838\u5fc3\u673a\u5236\u4e4b\u4e00\uff0c\u800c\u5176\u5e95\u5c42\u7684\u5b9e\u73b0\u4f9d\u8d56\u4e8e \u52a8\u6001\u4ee3\u7406\u6280\u672f<\/strong>\u3002\u672c\u6559\u7a0b\u5c06\u57fa\u4e8e JDK \u52a8\u6001\u4ee3\u7406<\/strong>\u4e0e Cglib \u52a8\u6001\u4ee3\u7406<\/strong>\uff0c\u8be6\u5c3d\u9610\u91ca\u5b9e\u73b0 AOP \u5207\u9762\u7684\u673a\u5236\u4e0e\u6d41\u7a0b\u3002<\/p>\n\n\n\n

\u76ee\u6807\uff1a<\/h1>\n\n\n\n
    \n
  1. \u660e\u786e\u5982\u4f55\u6839\u636e\u5207\u70b9\u89c4\u5219\u4e3a\u76ee\u6807\u65b9\u6cd5\u521b\u5efa\u4ee3\u7406\u3002<\/li>\n\n\n\n
  2. \u7406\u89e3 JDK \u52a8\u6001\u4ee3\u7406\u4e0e Cglib \u52a8\u6001\u4ee3\u7406\u7684\u5dee\u5f02\u4e0e\u4f7f\u7528\u573a\u666f\u3002<\/li>\n\n\n\n
  3. \u638c\u63e1 AOP \u5b9e\u73b0\u4e2d\u5404\u89d2\u8272\uff08\u5207\u70b9\u3001\u62e6\u622a\u5668\u3001\u4ee3\u7406\u5bf9\u8c61\u7b49\uff09\u7684\u804c\u8d23\u4e0e\u534f\u4f5c\u3002<\/li>\n<\/ol>\n\n\n\n

    \u8bbe\u8ba1\uff1a<\/h1>\n\n\n\n

    AOP \u7684\u6838\u5fc3\u6d41\u7a0b\u5305\u62ec\uff1a<\/p>\n\n\n\n

      \n
    • \u5207\u70b9\u5339\u914d<\/strong>\uff1a\u786e\u5b9a\u54ea\u4e9b\u7c7b\u548c\u65b9\u6cd5\u9700\u8981\u88ab\u4ee3\u7406\u3002<\/li>\n\n\n\n
    • \u65b9\u6cd5\u62e6\u622a<\/strong>\uff1a\u5728\u76ee\u6807\u65b9\u6cd5\u6267\u884c\u524d\u540e\u690d\u5165\u989d\u5916\u903b\u8f91\u3002<\/li>\n\n\n\n
    • \u52a8\u6001\u4ee3\u7406\u751f\u6210<\/strong>\uff1a\u901a\u8fc7\u4ee3\u7406\u5de5\u5382\u7edf\u4e00\u751f\u6210 JDK \u6216 Cglib \u4ee3\u7406\u5bf9\u8c61\u3002<\/li>\n<\/ul>\n\n\n\n
      \"\"<\/div><\/figure>\n\n\n\n

      \u9700\u8981\u5148\u6765\u5b9e\u73b0\u4e00\u4e2a\u53ef\u4ee5\u4ee3\u7406\u65b9\u6cd5\u7684 Proxy\uff0c\u5176\u5b9e\u4ee3\u7406\u65b9\u6cd5\u4e3b\u8981\u662f\u4f7f\u7528\u5230\u65b9\u6cd5\u62e6\u622a\u5668\u7c7b\u5904\u7406\u65b9\u6cd5\u7684\u8c03\u7528\u00a0MethodInterceptor#invoke<\/code>\uff0c\u800c\u4e0d\u662f\u76f4\u63a5\u4f7f\u7528 invoke \u65b9\u6cd5\u4e2d\u7684\u5165\u53c2 Method method \u8fdb\u884c\u00a0method.invoke(targetObj, args)<\/code>\u00a0\u8fd9\u5757\u662f\u6574\u4e2a\u4f7f\u7528\u65f6\u7684\u5dee\u5f02\u3002<\/p>\n\n\n\n

      \n

      \u8fd8\u9700\u8981\u4f7f\u7528\u5230\u00a0org.aspectj.weaver.tools.PointcutParser<\/code>\u00a0\u5904\u7406\u62e6\u622a\u8868\u8fbe\u5f0f\u00a0\"execution(* com,miniSpring.test.bean.IUserService.*(..))\"<\/code>\uff0c\u6709\u4e86\u65b9\u6cd5\u4ee3\u7406\u548c\u5904\u7406\u62e6\u622a\uff0c\u6211\u4eec\u5c31\u53ef\u4ee5\u5b8c\u6210\u8bbe\u8ba1\u51fa\u4e00\u4e2a AOP \u7684\u96cf\u5f62\u4e86\u3002<\/p>\n<\/div>\n\n\n\n

      AOP \u5207\u70b9\u8868\u8fbe\u5f0f\u548c\u4f7f\u7528\u4ee5\u53ca\u57fa\u4e8e JDK \u548c CGLIB \u7684\u52a8\u6001\u4ee3\u7406\u7c7b\u5173\u7cfb\uff1a<\/h2>\n\n\n\n
      \"\u56fe<\/div><\/figure>\n\n\n\n
        \n
      • \u6574\u4e2a\u7c7b\u5173\u7cfb\u56fe\u5c31\u662f AOP \u5b9e\u73b0\u6838\u5fc3\u903b\u8f91\u7684\u5730\u65b9\uff0c\u4e0a\u9762\u90e8\u5206\u662f\u5173\u4e8e\u65b9\u6cd5\u7684\u5339\u914d\u5b9e\u73b0\uff0c\u4e0b\u9762\u4ece AopProxy \u5f00\u59cb\u662f\u5173\u4e8e\u65b9\u6cd5\u7684\u4ee3\u7406\u64cd\u4f5c\u3002<\/li>\n\n\n\n
      • AspectJExpressionPointcut \u7684\u6838\u5fc3\u529f\u80fd\u4e3b\u8981\u4f9d\u8d56\u4e8e aspectj \u7ec4\u4ef6\u5e76\u5904\u7406 Pointcut\u3001ClassFilter,\u3001MethodMatcher \u63a5\u53e3\u5b9e\u73b0\uff0c\u4e13\u95e8\u7528\u4e8e\u5904\u7406\u7c7b\u548c\u65b9\u6cd5\u7684\u5339\u914d\u8fc7\u6ee4\u64cd\u4f5c\u3002<\/li>\n\n\n\n
      • AopProxy \u662f\u4ee3\u7406\u7684\u62bd\u8c61\u5bf9\u8c61\uff0c\u5b83\u7684\u5b9e\u73b0\u4e3b\u8981\u662f\u57fa\u4e8e JDK \u7684\u4ee3\u7406\u548c Cglib \u4ee3\u7406\u3002\u5728\u524d\u9762\u7ae0\u8282\u5173\u4e8e\u5bf9\u8c61\u7684\u5b9e\u4f8b\u5316 CglibSubclassingInstantiationStrategy\uff0c\u6211\u4eec\u4e5f\u4f7f\u7528\u8fc7 Cglib \u63d0\u4f9b\u7684\u529f\u80fd\u3002<\/li>\n<\/ul>\n\n\n\n

        \u5b9e\u73b0\uff1a<\/h1>\n\n\n\n

        0.\u4ee3\u7406\u65b9\u6cd5\u6848\u4f8b<\/h2>\n\n\n\n

        \u5728\u5b9e\u73b0 AOP \u7684\u6838\u5fc3\u529f\u80fd\u4e4b\u524d\uff0c\u6211\u4eec\u5148\u505a\u4e00\u4e2a\u4ee3\u7406\u65b9\u6cd5\u7684\u6848\u4f8b\uff0c\u901a\u8fc7\u8fd9\u6837\u4e00\u4e2a\u53ef\u4ee5\u6982\u62ec\u4ee3\u7406\u65b9\u6cd5\u7684\u6838\u5fc3\u5168\u8c8c\uff0c\u53ef\u4ee5\u8ba9\u5927\u5bb6\u66f4\u597d\u7684\u7406\u89e3\u540e\u7eed\u62c6\u89e3\u5404\u4e2a\u65b9\u6cd5\uff0c\u8bbe\u8ba1\u6210\u89e3\u8026\u529f\u80fd\u7684 AOP \u5b9e\u73b0\u8fc7\u7a0b\u3002<\/p>\n\n\n\n

        @Test\npublic void test_proxy_method() {\n    \/\/ \u76ee\u6807\u5bf9\u8c61\n    Object targetObj = new UserService();\n\n    \/\/ \u521b\u5efa JDK \u52a8\u6001\u4ee3\u7406\n    IUserService proxy = (IUserService) Proxy.newProxyInstance(\n        Thread.currentThread().getContextClassLoader(),\n        targetObj.getClass().getInterfaces(),\n        new InvocationHandler() {\n            \/\/ \u65b9\u6cd5\u5339\u914d\u5668\uff08\u5207\u70b9\u89e3\u6790\u5668\uff09\uff0c\u7528\u4e8e\u5224\u65ad\u67d0\u4e2a\u65b9\u6cd5\u662f\u5426\u9700\u8981\u589e\u5f3a\n            MethodMatcher methodMatcher = new AspectJExpressionPointcut(\n                \"execution(* cn.bugstack.springframework.test.bean.IUserService.*(..))\"\n            );\n\n            @Override\n            public Object invoke(Object proxy, Method method, Object[] args) throws Throwable {\n                \/\/ 1. \u5224\u65ad\u65b9\u6cd5\u662f\u5426\u5339\u914d\u5207\u70b9\u8868\u8fbe\u5f0f\n                if (methodMatcher.matches(method, targetObj.getClass())) {\n\n                    \/\/ 2. \u5b9a\u4e49\u65b9\u6cd5\u62e6\u622a\u5668\uff08\u589e\u5f3a\u903b\u8f91\uff09\n                    MethodInterceptor methodInterceptor = invocation -> {\n                        long start = System.currentTimeMillis();\n                        try {\n                            \/\/ \u8c03\u7528\u4e0b\u4e00\u4e2a\u62e6\u622a\u5668\u6216\u6700\u7ec8\u7684\u76ee\u6807\u65b9\u6cd5\n                            return invocation.proceed();\n                        } finally {\n                            System.out.println(\"\u76d1\u63a7 - Begin By AOP\");\n                            System.out.println(\"\u65b9\u6cd5\u540d\u79f0\uff1a\" + invocation.getMethod().getName());\n                            System.out.println(\"\u65b9\u6cd5\u8017\u65f6\uff1a\" + (System.currentTimeMillis() - start) + \"ms\");\n                            System.out.println(\"\u76d1\u63a7 - End\\r\\n\");\n                        }\n                    };\n\n                    \/\/ 3. \u901a\u8fc7 ReflectiveMethodInvocation \u5c01\u88c5\u8c03\u7528\u4e0a\u4e0b\u6587\n                    return methodInterceptor.invoke(\n                        new ReflectiveMethodInvocation(targetObj, method, args)\n                    );\n                }\n\n                \/\/ \u4e0d\u5339\u914d\u5207\u70b9\uff0c\u76f4\u63a5\u8c03\u7528\u539f\u65b9\u6cd5\n                return method.invoke(targetObj, args);\n            }\n        }\n    );\n\n    \/\/ \u6d4b\u8bd5\u8c03\u7528\n    String result = proxy.queryUserInfo();\n    System.out.println(\"\u6d4b\u8bd5\u7ed3\u679c\uff1a\" + result);\n}\n<\/code><\/pre>\n\n\n\n
          \n
        • \u4ee3\u7406\u7684\u5b9e\u73b0 Proxy.newProxyInstance<\/li>\n\n\n\n
        • \u65b9\u6cd5\u7684\u5339\u914d MethodMatcher<\/li>\n\n\n\n
        • \u53cd\u5c04\u7684\u8c03\u7528 invoke(Object proxy, Method method, Object[] args)<\/li>\n\n\n\n
        • \u81ea\u5b9a\u4e49\u62e6\u622a\u65b9\u6cd5\u540e\u7684\u64cd\u4f5c invocation<\/li>\n\n\n\n
        • ReflectiveMethodInvocation<\/code>\uff1a\n
            \n
          • \u5b83\u662f MethodInvocation<\/strong> \u63a5\u53e3\u7684\u4e00\u4e2a\u5b9e\u73b0\u7c7b<\/li>\n\n\n\n
          • \u4e3b\u8981\u7528\u6765\u4fdd\u5b58\u5f53\u524d\u65b9\u6cd5\u8c03\u7528\u7684\u4e0a\u4e0b\u6587\u4fe1\u606f<\/strong>\uff1a\u65b9\u6cd5\u3001\u53c2\u6570\u3001\u76ee\u6807\u5bf9\u8c61\u3001\u62e6\u622a\u5668\u94fe<\/li>\n\n\n\n
          • \u63d0\u4f9b proceed()<\/code> \u65b9\u6cd5\u53bb\u7ee7\u7eed\u6267\u884c\u4e0b\u4e00\u4e2a\u62e6\u622a\u5668\u6216\u6700\u7ec8\u7684\u76ee\u6807\u65b9\u6cd5<\/li>\n\n\n\n
          • \u8fd9\u5c31\u662f Spring AOP \u80fd\u591f\u505a\u5230 \u94fe\u5f0f\u6267\u884c\u591a\u4e2a\u62e6\u622a\u5668<\/strong> \u7684\u5173\u952e<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n
            1.\u5207\u70b9\u8868\u8fbe\u5f0f\uff1a<\/h2>\n\n\n\n
            1.1 \u5b9a\u4e49\uff1a<\/h3>\n\n\n\n
            public interface ClassFilter {\n    \/**\n     * \u5224\u65ad\u7ed9\u5b9a\u7c7b\u662f\u5426\u5339\u914d\u5207\u70b9\u89c4\u5219\u3002\n     *\/\n    boolean matches(Class<?> clazz);\n}<\/code><\/pre>\n\n\n\n
            public interface MethodMatcher {\n    \/**\n     * \u5224\u65ad\u7ed9\u5b9a\u65b9\u6cd5\u5728\u6307\u5b9a\u76ee\u6807\u7c7b\u4e2d\u662f\u5426\u5339\u914d\u5207\u70b9\u89c4\u5219\u3002\n     *\/\n    boolean matches(Method method, Class<?> targetClass);\n}<\/code><\/pre>\n\n\n\n
            \/**\n * Pointcut\uff08\u5207\u70b9\uff09\u63a5\u53e3\n * \u5b9a\u4e49 AOP \u4e2d\u7528\u4e8e\u5339\u914d\u76ee\u6807\u7c7b\u4e0e\u76ee\u6807\u65b9\u6cd5\u7684\u89c4\u5219\u3002\n * 1. ClassFilter\uff1a\u7c7b\u5339\u914d\u89c4\u5219\uff0c\u7528\u4e8e\u7b5b\u9009\u54ea\u4e9b\u7c7b\u7684\u8fde\u63a5\u70b9\u9700\u8981\u88ab\u589e\u5f3a\u3002\n * 2. MethodMatcher\uff1a\u65b9\u6cd5\u5339\u914d\u89c4\u5219\uff0c\u7528\u4e8e\u7b5b\u9009\u7c7b\u4e2d\u54ea\u4e9b\u65b9\u6cd5\u9700\u8981\u88ab\u589e\u5f3a\u3002\n *\n * \u8fd9\u6837 AOP \u6846\u67b6\u5c31\u53ef\u4ee5\u6839\u636e Pointcut \u7684\u89c4\u5219\uff0c\u51b3\u5b9a\u662f\u5426\u5bf9\u76ee\u6807\u65b9\u6cd5\u5e94\u7528\u901a\u77e5\uff08Advice\uff09\u3002\n *\/\npublic interface Pointcut {\n\n    \/**\n     * \u8fd4\u56de\u8be5\u5207\u70b9\u7684\u7c7b\u8fc7\u6ee4\u5668\u3002\n     * @return \u7c7b\u8fc7\u6ee4\u5668\uff08\u4e0d\u4f1a\u8fd4\u56de null\uff09\n     *\/\n    ClassFilter getClassFilter();\n\n    \/**\n     * \u8fd4\u56de\u8be5\u5207\u70b9\u7684\u65b9\u6cd5\u5339\u914d\u5668\u3002\n     * @return \u65b9\u6cd5\u5339\u914d\u5668\uff08\u4e0d\u4f1a\u8fd4\u56de null\uff09\n     *\/\n    MethodMatcher getMethodMatcher();\n}<\/code><\/pre>\n\n\n\n
            1.2 \u5b9e\u73b0\u5207\u70b9\u8868\u8fbe\u5f0f\u7c7bAspectJExpressionPointcut<\/code>\uff1a<\/h3>\n\n\n\n
            \/**\n * AspectJExpressionPointcut \u662f\u4e00\u4e2a\u57fa\u4e8e AspectJ \u8868\u8fbe\u5f0f\u7684\u5207\u70b9\u5b9e\u73b0\u7c7b\uff0c\n * \u540c\u65f6\u5b9e\u73b0\u4e86 Pointcut\u3001ClassFilter\u3001MethodMatcher \u63a5\u53e3\u3002\n *\n * \u5b83\u7684\u804c\u8d23\u662f\uff1a\n *  - \u89e3\u6790 AspectJ \u8868\u8fbe\u5f0f\n *  - \u5224\u65ad\u7ed9\u5b9a\u7684\u7c7b\u6216\u65b9\u6cd5\u662f\u5426\u7b26\u5408\u5207\u70b9\u89c4\u5219\n *  - \u63d0\u4f9b ClassFilter \u548c MethodMatcher \u5b9e\u4f8b\u7ed9 AOP \u6846\u67b6\u4f7f\u7528\n *\n * \u5728 AOP \u4e2d\uff0cPointcut \u7528\u6765\u5b9a\u4f4d\u5207\u5165\u70b9\uff0cAdvice \u7528\u6765\u5b9a\u4e49\u5207\u9762\u903b\u8f91\uff0c\n * \u800c\u8fd9\u4e2a\u7c7b\u5c31\u662f\u8d1f\u8d23\u201c\u7528\u8868\u8fbe\u5f0f\u5339\u914d\u76ee\u6807\u65b9\u6cd5\u201d\u7684\u90a3\u90e8\u5206\u3002\n *\/\npublic class AspectJExpressionPointcut implements Pointcut, ClassFilter, MethodMatcher {\n\n    \/**\n     * \u5b9a\u4e49\u5f53\u524d\u5207\u70b9\u652f\u6301\u7684 Pointcut \u7c7b\u578b\uff08\u539f\u8bed\uff09\u3002\n     * \u8fd9\u91cc\u53ea\u652f\u6301 \"execution\" \u7c7b\u578b\u7684\u5207\u70b9\u8868\u8fbe\u5f0f\uff0c\n     * \u5373\u57fa\u4e8e\u65b9\u6cd5\u6267\u884c\u7684\u5207\u5165\u70b9\uff0c\u4f8b\u5982\uff1a\n     * execution(* com.example.service.UserService.*(..))\n     *\/\n    private static final Set<PointcutPrimitive> SUPPORTED_PRIMITIVES = new HashSet<>();\n\n    \/\/ \u9759\u6001\u4ee3\u7801\u5757\uff1a\u521d\u59cb\u5316\u652f\u6301\u7684\u5207\u70b9\u7c7b\u578b\u96c6\u5408\n    static {\n        SUPPORTED_PRIMITIVES.add(PointcutPrimitive.EXECUTION);\n    }\n\n    \/**\n     * AspectJ \u89e3\u6790\u540e\u7684\u5207\u70b9\u8868\u8fbe\u5f0f\u5bf9\u8c61\u3002\n     * \u7531 AspectJ \u7684 PointcutParser \u751f\u6210\uff0c\u7528\u6765\u6267\u884c\u5b9e\u9645\u7684\u5339\u914d\u5224\u65ad\u3002\n     *\/\n    private final PointcutExpression pointcutExpression;\n\n    \/**\n     * \u6784\u9020\u65b9\u6cd5\uff1a\u4f20\u5165 AspectJ \u8868\u8fbe\u5f0f\u5e76\u8fdb\u884c\u89e3\u6790\n     *\n     * @param expression \u5207\u70b9\u8868\u8fbe\u5f0f\uff08\u5982 execution(* com.example..*(..))\uff09\n     *\/\n    public AspectJExpressionPointcut(String expression) {\n        \/\/ \u521b\u5efa\u4e00\u4e2a PointcutParser\uff0c\u6307\u5b9a\u652f\u6301\u7684\u5207\u70b9\u7c7b\u578b\u548c\u7c7b\u52a0\u8f7d\u5668\n        PointcutParser pointcutParser =\n                PointcutParser.getPointcutParserSupportingSpecifiedPrimitivesAndUsingSpecifiedClassLoaderForResolution(\n                        SUPPORTED_PRIMITIVES, this.getClass().getClassLoader()\n                );\n\n        \/\/ \u89e3\u6790\u4f20\u5165\u7684\u5207\u70b9\u8868\u8fbe\u5f0f\n        this.pointcutExpression = pointcutParser.parsePointcutExpression(expression);\n    }\n\n    \/**\n     * \u5224\u65ad\u67d0\u4e2a\u7c7b\u662f\u5426\u53ef\u80fd\u5339\u914d\u5f53\u524d\u5207\u70b9\u8868\u8fbe\u5f0f\n     *\n     * @param clazz \u76ee\u6807\u7c7b\n     * @return true \u8868\u793a\u8be5\u7c7b\u4e2d\u53ef\u80fd\u5b58\u5728\u5339\u914d\u7684\u65b9\u6cd5\n     *\/\n    @Override\n    public boolean matches(Class<?> clazz) {\n        return pointcutExpression.couldMatchJoinPointsInType(clazz);\n    }\n\n    \/**\n     * \u5224\u65ad\u67d0\u4e2a\u65b9\u6cd5\u662f\u5426\u7b26\u5408\u5207\u70b9\u8868\u8fbe\u5f0f\n     *\n     * @param method      \u76ee\u6807\u65b9\u6cd5\n     * @param targetClass \u65b9\u6cd5\u6240\u5728\u7684\u76ee\u6807\u7c7b\n     * @return true \u8868\u793a\u8be5\u65b9\u6cd5\u7b26\u5408\u5207\u70b9\u89c4\u5219\n     *\/\n    @Override\n    public boolean matches(Method method, Class<?> targetClass) {\n        \/\/ matchesMethodExecution() \u7528\u4e8e\u65b9\u6cd5\u6267\u884c\u5339\u914d\n        \/\/ alwaysMatches() \u8868\u793a\u662f\u5426\u80af\u5b9a\u5339\u914d\n        return pointcutExpression.matchesMethodExecution(method).alwaysMatches();\n    }\n\n    \/**\n     * \u83b7\u53d6\u7c7b\u8fc7\u6ee4\u5668\uff08ClassFilter\uff09\n     * \u7531\u4e8e\u672c\u7c7b\u672c\u8eab\u5b9e\u73b0\u4e86 ClassFilter\uff0c\u6240\u4ee5\u76f4\u63a5\u8fd4\u56de this\n     *\/\n    @Override\n    public ClassFilter getClassFilter() {\n        return this;\n    }\n\n    \/**\n     * \u83b7\u53d6\u65b9\u6cd5\u5339\u914d\u5668\uff08MethodMatcher\uff09\n     * \u7531\u4e8e\u672c\u7c7b\u672c\u8eab\u5b9e\u73b0\u4e86 MethodMatcher\uff0c\u6240\u4ee5\u76f4\u63a5\u8fd4\u56de this\n     *\/\n    @Override\n    public MethodMatcher getMethodMatcher() {\n        return this;\n    }\n}<\/code><\/pre>\n\n\n\n
            2.AOP \u914d\u7f6e\u652f\u6301\u7c7b\uff1a\u5c01\u88c5 AOP \u5143\u6570\u636e \u2014 AdvisedSupport<\/code><\/h2>\n\n\n\n
            AdvisedSupport\uff0c\u4e3b\u8981\u662f\u7528\u4e8e\u628a\u4ee3\u7406\u3001\u62e6\u622a\u3001\u5339\u914d\u7684\u5404\u9879\u5c5e\u6027\u5305\u88c5\u5230\u4e00\u4e2a\u7c7b\u4e2d\uff0c\u65b9\u4fbf\u5728 Proxy \u5b9e\u73b0\u7c7b\u8fdb\u884c\u4f7f\u7528\u3002<\/p>\n\n\n\n
            2.1 \u524d\u7f6e\u7c7b\uff1a<\/h3>\n\n\n\n
            \/**\n * TargetSource \u5c01\u88c5\u4e86\u88ab\u4ee3\u7406\u7684\u76ee\u6807\u5bf9\u8c61\u3002\n *\n * \u4f5c\u7528\uff1a\n * - \u63d0\u4f9b\u76ee\u6807\u5bf9\u8c61\u5b9e\u4f8b\uff0c\u4ee3\u7406\u5bf9\u8c61\u8c03\u7528\u65f6\u6700\u7ec8\u59d4\u6258\u7ed9\u5b83\u3002\n * - \u63d0\u4f9b\u76ee\u6807\u5bf9\u8c61\u7684\u7c7b\u578b\u4fe1\u606f\uff08\u901a\u5e38\u662f\u63a5\u53e3\u6570\u7ec4\uff09\uff0c\u65b9\u4fbf\u4ee3\u7406\u7c7b\u521b\u5efa\u4ee3\u7406\u3002\n *\n * \u8bf4\u660e\uff1a\n * - getTarget() \u8fd4\u56de\u5b9e\u9645\u88ab\u4ee3\u7406\u7684\u76ee\u6807\u5bf9\u8c61\u5b9e\u4f8b\u3002\n * - getTargetClass() \u8fd4\u56de\u76ee\u6807\u5bf9\u8c61\u5b9e\u73b0\u7684\u63a5\u53e3\u6570\u7ec4\uff0c\u9002\u7528\u4e8e JDK \u52a8\u6001\u4ee3\u7406\u9700\u8981\u63a5\u53e3\u7684\u60c5\u51b5\u3002\n *\n * \u8fd9\u4e2a\u7c7b\u7684\u8bbe\u8ba1\u4f7f\u5f97\u4ee3\u7406\u548c\u76ee\u6807\u5bf9\u8c61\u89e3\u8026\uff0c\u65b9\u4fbf\u6269\u5c55\u548c\u76ee\u6807\u5bf9\u8c61\u7684\u66ff\u6362\u3002\n *\/\npublic class TargetSource {\n\n    \/**\n     * \u76ee\u6807\u5bf9\u8c61\u5b9e\u4f8b\n     *\/\n    private final Object target;\n\n    \/**\n     * \u6784\u9020\u65b9\u6cd5\uff0c\u4f20\u5165\u76ee\u6807\u5bf9\u8c61\n     *\/\n    public TargetSource(Object target) {\n        this.target = target;\n    }\n\n    \/**\n     * \u83b7\u53d6\u76ee\u6807\u5bf9\u8c61\u5b9e\u73b0\u7684\u63a5\u53e3\u6570\u7ec4\n     * \u4e3b\u8981\u7528\u4e8e JDK \u52a8\u6001\u4ee3\u7406\u521b\u5efa\u4ee3\u7406\u5bf9\u8c61\u65f6\u9700\u8981\u63a5\u53e3\n     *\/\n    public Class<?>[] getTargetClass(){\n        return this.target.getClass().getInterfaces();\n    }\n\n    \/**\n     * \u83b7\u53d6\u76ee\u6807\u5bf9\u8c61\u5b9e\u4f8b\n     * \u4ee3\u7406\u8c03\u7528\u65f6\u4f1a\u59d4\u6258\u7ed9\u8fd9\u4e2a\u76ee\u6807\u5bf9\u8c61\u6267\u884c\u5b9e\u9645\u903b\u8f91\n     *\/\n    public Object getTarget(){\n        return this.target;\n    }\n}<\/code><\/pre>\n\n\n\n
            2.2 AdvisedSupport\uff1a<\/code><\/h3>\n\n\n\n
            \u8fd9\u91cc\u4e3a\u65b0\u589e\u62e6\u622a\u5668\u8c03\u7528\u94fe\u7684\u529f\u80fd\u5bf9\u539f\u6559\u7a0b\u8fdb\u884c\u4fee\u6539\uff1a<\/p>\n\n\n\n
            \/**\n * AdvisedSupport \u662f AOP \u4ee3\u7406\u914d\u7f6e\u7684\u6838\u5fc3\u627f\u8f7d\u7c7b\uff0c\n * \u7528\u4e8e\u4fdd\u5b58\u76ee\u6807\u5bf9\u8c61\u3001\u65b9\u6cd5\u62e6\u622a\u5668\u94fe\u548c\u65b9\u6cd5\u5339\u914d\u5668\u7b49\u4fe1\u606f\u3002\n *\n * \u4e3b\u8981\u804c\u8d23\uff1a\n *  - \u4fdd\u5b58\u88ab\u4ee3\u7406\u7684\u76ee\u6807\u5bf9\u8c61\uff08TargetSource\uff09\n *  - \u4fdd\u5b58\u65b9\u6cd5\u62e6\u622a\u5668\u94fe\uff08List<MethodInterceptor>\uff09\n *  - \u4fdd\u5b58\u65b9\u6cd5\u5339\u914d\u5668\uff08MethodMatcher\uff09\uff0c\u7528\u4e8e\u5224\u65ad\u662f\u5426\u5e94\u7528\u62e6\u622a\u5668\n *\n * \u8fd9\u6837\u8bbe\u8ba1\u65b9\u4fbf\u4ee3\u7406\u751f\u6210\u65f6\u7edf\u4e00\u8bfb\u53d6\u76f8\u5173\u914d\u7f6e\uff0c\n * \u5e76\u652f\u6301\u591a\u62e6\u622a\u5668\u7684\u94fe\u5f0f\u8c03\u7528\uff0c\u589e\u5f3a\u7075\u6d3b\u6027\u3002\n *\/\npublic class AdvisedSupport {\n\n    \/**\n     * \u5c01\u88c5\u76ee\u6807\u5bf9\u8c61\u53ca\u5176\u7c7b\u578b\n     *\/\n    private TargetSource targetSource;\n\n    \/**\n     * \u65b9\u6cd5\u62e6\u622a\u5668\u94fe\uff0c\u53ef\u4ee5\u5305\u542b\u591a\u4e2a\u62e6\u622a\u5668\n     *\/\n    private List<MethodInterceptor> methodInterceptorList = new ArrayList<>();\n\n    \/**\n     * \u65b9\u6cd5\u5339\u914d\u5668\uff0c\u5224\u65ad\u67d0\u4e2a\u65b9\u6cd5\u662f\u5426\u9700\u8981\u88ab\u589e\u5f3a\n     *\/\n    private MethodMatcher methodMatcher;\n\n    \/\/ ========== getter\/setter ==========\n\/\/ ========== \u65b9\u4fbf\u6dfb\u52a0\u5355\u4e2a\u62e6\u622a\u5668\u7684\u8f85\u52a9\u65b9\u6cd5 ==========\n\n    \/**\n     * \u65b9\u4fbf\u5411\u62e6\u622a\u5668\u94fe\u6dfb\u52a0\u4e00\u4e2a\u62e6\u622a\u5668\n     *\/\n    public void addMethodInterceptor(MethodInterceptor interceptor) {\n        this.methodInterceptorList.add(interceptor);\n    }<\/code><\/pre>\n\n\n\n
            3 \u65b9\u6cd5\u8c03\u7528\u6267\u884c\u5668 ReflectiveMethodInvocation\uff1a<\/h2>\n\n\n\n
            eflectiveMethodInvocation<\/code>\u00a0\u4f5c\u4e3a AOP \u4e2d\u7684\u65b9\u6cd5\u6267\u884c\u5668<\/strong>\uff0c\u5176\u6838\u5fc3\u804c\u8d23\u5c31\u662f\u6309\u7167\u62e6\u622a\u5668\u94fe\u7684\u987a\u5e8f\u6267\u884c\u589e\u5f3a\u903b\u8f91\u5e76\u6700\u7ec8\u8c03\u7528\u76ee\u6807\u65b9\u6cd5\u3002\u5b83\u4ece\u00a0AdvisedSupport<\/code>\u00a0\u4e2d\u83b7\u53d6\u672c\u6b21 AOP \u6240\u9700\u7684\u5168\u90e8\u5173\u952e\u4fe1\u606f\uff0c\u5305\u62ec\uff1a<\/p>\n\n\n\n
              \n
            1. \u76ee\u6807\u5bf9\u8c61\uff08target\uff09<\/strong>\uff1a\u9700\u8981\u88ab\u589e\u5f3a\u7684\u539f\u59cb\u5bf9\u8c61<\/li>\n\n\n\n
            2. \u76ee\u6807\u65b9\u6cd5\uff08method\uff09<\/strong>\uff1a\u88ab\u62e6\u622a\u7684\u5177\u4f53\u65b9\u6cd5<\/li>\n\n\n\n
            3. \u65b9\u6cd5\u53c2\u6570\uff08arguments\uff09<\/strong>\uff1a\u8c03\u7528\u65b9\u6cd5\u65f6\u4f20\u5165\u7684\u53c2\u6570<\/li>\n\n\n\n
            4. \u62e6\u622a\u5668\u94fe\uff08interceptors\uff09<\/strong>\uff1a\u6240\u6709\u9700\u8981\u5e94\u7528\u7684\u589e\u5f3a\u903b\u8f91\uff08\u901a\u77e5\uff09<\/li>\n<\/ol>\n\n\n\n
              \u81ea\u8eab\u7ef4\u62a4\u4e00\u4e2acurrentInterceptorIndex<\/strong><\/code>\u662f\u7528\u4e8e\u8ffd\u8e2a\u62e6\u622a\u5668\u94fe\u6267\u884c\u8fdb\u5ea6<\/strong>\uff0c\u63a7\u5236proceed()<\/code>\u00a0\u65b9\u6cd5\u6267\u884c\u903b\u8f91\u3002<\/p>\n\n\n\n
              \/\/ \u65b9\u6cd5\u8c03\u7528\u7684\u5177\u4f53\u5b9e\u73b0\uff0c\u8d1f\u8d23\u6267\u884c\u62e6\u622a\u5668\u94fe\u548c\u76ee\u6807\u65b9\u6cd5\npublic class ReflectiveMethodInvocation implements MethodInvocation {\n    protected final Object target; \/\/ \u76ee\u6807\u5bf9\u8c61\n    protected final Method method; \/\/ \u76ee\u6807\u65b9\u6cd5\n    protected final Object[] arguments; \/\/ \u65b9\u6cd5\u53c2\u6570\n    protected final List<MethodInterceptor> methodInterceptorList; \/\/ \u62e6\u622a\u5668\u94fe\n    protected int currentInterceptorIndex = -1; \/\/ \u5f53\u524d\u6267\u884c\u5230\u7684\u62e6\u622a\u5668\u7d22\u5f15\n\n    public ReflectiveMethodInvocation(Object target, Method method, Object[] arguments,\n                                      List<MethodInterceptor> interceptors) {\n        this.target = target;\n        this.method = method;\n        this.arguments = arguments;\n        this.methodInterceptorList = interceptors;\n    }\n\n    @Override\n    public Object proceed() throws Throwable {\n        \/\/ \u5982\u679c\u6240\u6709\u62e6\u622a\u5668\u90fd\u6267\u884c\u5b8c\u4e86\uff0c\u5219\u8c03\u7528\u76ee\u6807\u65b9\u6cd5\n        if (currentInterceptorIndex == methodInterceptorList.size() - 1) {\n            return method.invoke(target, arguments);\n        }\n\n        \/\/ \u6267\u884c\u4e0b\u4e00\u4e2a\u62e6\u622a\u5668\n        currentInterceptorIndex++;\n        MethodInterceptor interceptor = methodInterceptorList.get(currentInterceptorIndex);\n        return interceptor.invoke(this); \/\/ \u5c06\u5f53\u524d\u8c03\u7528\u5bf9\u8c61\u4f20\u9012\u7ed9\u62e6\u622a\u5668\n    }\n\n    public Object getTarget() {\n        return target;\n    }\n\n    @Override\n    public Method getMethod() {\n        return method;\n    }\n\n    @Override\n    public Object[] getArguments() {\n        return arguments;\n    }\n\n    @Override\n    public Object getThis() {\n        return target;\n    }\n\n    @Override\n    public AccessibleObject getStaticPart() {\n        return method;\n    }\n}<\/code><\/pre>\n\n\n\n
              proceed()<\/code> \u662f\u9a71\u52a8\u62e6\u622a\u5668\u94fe\u6267\u884c\u7684\u6838\u5fc3\u65b9\u6cd5\uff0c\u800c index<\/code> \u51b3\u5b9a\u4e86 proceed()<\/code> \u7684\u884c\u4e3a\uff1a<\/p>\n\n\n\n
                \n
              • \u5f53\u00a0index<\/code>\u00a0\u672a\u8fbe\u5230\u94fe\u672b\u5c3e\u65f6\uff1aproceed()<\/code>\u00a0\u4f1a\u83b7\u53d6\u4e0b\u4e00\u4e2a\u62e6\u622a\u5668\uff08index + 1<\/code>\uff09\u5e76\u6267\u884c\u5176\u00a0invoke()<\/code>\u00a0\u65b9\u6cd5\uff0c\u540c\u65f6\u5c06\u00a0ReflectiveMethodInvocation<\/code>\u00a0\u81ea\u8eab\u4f5c\u4e3a\u53c2\u6570\u4f20\u5165\uff08\u4ee5\u4fbf\u62e6\u622a\u5668\u7ee7\u7eed\u8c03\u7528\u00a0proceed()<\/code>\u00a0\u63a8\u8fdb\u6d41\u7a0b\uff09\u3002<\/li>\n\n\n\n
              • \u5f53\u00a0index<\/code>\u00a0\u8fbe\u5230\u94fe\u672b\u5c3e\u65f6\uff1aproceed()<\/code>\u00a0\u4f1a\u7ec8\u6b62\u62e6\u622a\u5668\u94fe\u6267\u884c\uff0c\u8f6c\u800c\u901a\u8fc7\u53cd\u5c04\u8c03\u7528\u76ee\u6807\u65b9\u6cd5\uff08invokeJoinpoint()<\/code>\uff09\u3002<\/li>\n<\/ul>\n\n\n\n
                4.\u4ee3\u7406\u62bd\u8c61\u5b9e\u73b0(JDK&Cglib)\uff1a<\/h2>\n\n\n\n
                4.1\u5b9a\u4e49\u63a5\u53e3<\/strong>\uff1a<\/h3>\n\n\n\n
                \/**\n * AOP \u4ee3\u7406\u63a5\u53e3\uff0c\u5b9a\u4e49\u83b7\u53d6\u4ee3\u7406\u5bf9\u8c61\u7684\u65b9\u6cd5\u3002\n *\n * \u5b9e\u73b0\u8be5\u63a5\u53e3\u7684\u7c7b\u8d1f\u8d23\u751f\u6210\u76ee\u6807\u5bf9\u8c61\u7684\u4ee3\u7406\u5b9e\u4f8b\uff0c\n * \u4ee5\u652f\u6301\u9762\u5411\u5207\u9762\u7f16\u7a0b\uff08AOP\uff09\u7684\u529f\u80fd\uff0c\u5982\u65b9\u6cd5\u62e6\u622a\u3001\u589e\u5f3a\u7b49\u3002\n *\/\npublic interface AopProxy {\n\n    \/**\n     * \u8fd4\u56de\u76ee\u6807\u5bf9\u8c61\u7684\u4ee3\u7406\u5bf9\u8c61\u3002\n     * \u4ee3\u7406\u5bf9\u8c61\u4f1a\u5305\u88c5\u76ee\u6807\u5bf9\u8c61\uff0c\u5e76\u5728\u65b9\u6cd5\u8c03\u7528\u65f6\u7ec7\u5165\u589e\u5f3a\u903b\u8f91\u3002\n     *\/\n    Object getProxy();\n}<\/code><\/pre>\n\n\n\n
                4.2 \u57fa\u4e8e JDK \u5b9e\u73b0\u7684\u4ee3\u7406\u7c7b\uff1a<\/h3>\n\n\n\n
                \/**\n * \u57fa\u4e8e JDK \u52a8\u6001\u4ee3\u7406\u7684 AOP \u4ee3\u7406\u5b9e\u73b0\u7c7b\u3002\n * \u901a\u8fc7\u5b9e\u73b0 InvocationHandler \u63a5\u53e3\uff0c\u5b9e\u73b0\u5bf9\u76ee\u6807\u5bf9\u8c61\u65b9\u6cd5\u7684\u62e6\u622a\u548c\u589e\u5f3a\u3002\n *\/\npublic class JdkDynamicAopProxy implements AopProxy, InvocationHandler {\n\n    \/**\n     * \u5c01\u88c5\u4e86\u88ab\u4ee3\u7406\u5bf9\u8c61\u3001\u65b9\u6cd5\u5339\u914d\u5668\u548c\u65b9\u6cd5\u62e6\u622a\u5668\u7b49\u4fe1\u606f\u7684\u914d\u7f6e\u7c7b\n     *\/\n    private final AdvisedSupport advised;\n\n    \/**\n     * \u6784\u9020\u51fd\u6570\uff0c\u4f20\u5165\u88ab\u4ee3\u7406\u7684\u914d\u7f6e\u4fe1\u606f\n     * @param advised \u4ee3\u7406\u76f8\u5173\u7684\u914d\u7f6e\uff0c\u5305\u62ec\u76ee\u6807\u5bf9\u8c61\u3001\u65b9\u6cd5\u5339\u914d\u5668\u3001\u62e6\u622a\u5668\u7b49\n     *\/\n    public JdkDynamicAopProxy(AdvisedSupport advised) {\n        this.advised = advised;\n    }\n\n    \/**\n     * \u521b\u5efa\u5e76\u8fd4\u56de\u76ee\u6807\u5bf9\u8c61\u7684 JDK \u52a8\u6001\u4ee3\u7406\u5bf9\u8c61\n     * @return \u4ee3\u7406\u5bf9\u8c61\uff0c\u7c7b\u578b\u4e3a\u76ee\u6807\u5bf9\u8c61\u7684\u63a5\u53e3\u7c7b\u578b\n     *\/\n    @Override\n    public Object getProxy() {\n        \/\/ \u4f7f\u7528\u5f53\u524d\u7ebf\u7a0b\u4e0a\u4e0b\u6587\u7c7b\u52a0\u8f7d\u5668\uff0c\u76ee\u6807\u7c7b\u63a5\u53e3\u5217\u8868\uff0c\u4ee5\u53ca\u5f53\u524d\u5bf9\u8c61\uff08\u4f5c\u4e3a InvocationHandler\uff09\n        return Proxy.newProxyInstance(\n                Thread.currentThread().getContextClassLoader(),\n                advised.getTargetSource().getTargetClass(),\n                this);\n    }\n\n    \/**\n     * \u4ee3\u7406\u5bf9\u8c61\u7684\u65b9\u6cd5\u8c03\u7528\u5904\u7406\u903b\u8f91\uff0c\u5b9e\u73b0\u4e86\u65b9\u6cd5\u62e6\u622a\u589e\u5f3a\u529f\u80fd\n     * @param proxy \u4ee3\u7406\u5bf9\u8c61\u672c\u8eab\uff08\u4e00\u822c\u4e0d\u76f4\u63a5\u4f7f\u7528\uff09\n     * @param method \u88ab\u8c03\u7528\u7684\u65b9\u6cd5\n     * @param args \u65b9\u6cd5\u53c2\u6570\n     * @return \u65b9\u6cd5\u8c03\u7528\u7ed3\u679c\n     * @throws Throwable \u65b9\u6cd5\u6267\u884c\u8fc7\u7a0b\u4e2d\u629b\u51fa\u7684\u5f02\u5e38\n     *\/\n\n    @Override\n    public Object invoke(Object proxy, Method method, Object[] args) throws Throwable {\n        \/\/ 1. \u68c0\u67e5\u662f\u5426\u662fObject\u7c7b\u7684\u65b9\u6cd5\uff08\u5982toString\u3001hashCode\u7b49\uff09\uff0c\u8fd9\u4e9b\u65b9\u6cd5\u901a\u5e38\u4e0d\u9700\u8981\u589e\u5f3a\n        if (Object.class.equals(method.getDeclaringClass())) {\n            return method.invoke(advised.getTargetSource().getTarget(), args);\n        }\n\n        \/\/ 2. \u5224\u65ad\u5f53\u524d\u65b9\u6cd5\u662f\u5426\u7b26\u5408\u5207\u70b9\u5339\u914d\u6761\u4ef6\n        if (advised.getMethodMatcher().matches(method, advised.getTargetSource().getTarget().getClass())) {\n            \/\/ 3. \u83b7\u53d6\u6240\u6709\u9002\u7528\u7684\u62e6\u622a\u5668\uff08\u62e6\u622a\u5668\u94fe\uff09\n            List<MethodInterceptor> methodInterceptorList = advised.getMethodInterceptorList();\n\n            \/\/ 4. \u521b\u5efa\u65b9\u6cd5\u8c03\u7528\u5668\uff0c\u5c01\u88c5\u76ee\u6807\u5bf9\u8c61\u3001\u65b9\u6cd5\u3001\u53c2\u6570\u548c\u62e6\u622a\u5668\u94fe\n            ReflectiveMethodInvocation invocation = new ReflectiveMethodInvocation(\n                    advised.getTargetSource().getTarget(),\n                    method,\n                    args,\n                    methodInterceptorList\n            );\n\n            \/\/ 5. \u6267\u884c\u62e6\u622a\u5668\u94fe\u5e76\u8fd4\u56de\u7ed3\u679c\n            return invocation.proceed();\n        }\n\n        \/\/ 6. \u65b9\u6cd5\u4e0d\u5339\u914d\uff0c\u76f4\u63a5\u8c03\u7528\u76ee\u6807\u65b9\u6cd5\n        return method.invoke(advised.getTargetSource().getTarget(), args);\n    }\n\n\n}<\/code><\/pre>\n\n\n\n
                4.3 \u57fa\u4e8e Cglib \u4f7f\u7528 Enhancer \u4ee3\u7406\u7c7b\uff1a<\/h3>\n\n\n\n
                \u57fa\u4e8e Cglib \u4f7f\u7528 Enhancer \u4ee3\u7406\u7684\u7c7b\u53ef\u4ee5\u5728\u8fd0\u884c\u671f\u95f4\u4e3a\u63a5\u53e3\u4f7f\u7528\u5e95\u5c42 ASM \u5b57\u8282\u7801\u589e\u5f3a\u6280\u672f\u5904\u7406\u5bf9\u8c61\u7684\u4ee3\u7406\u5bf9\u8c61\u751f\u6210\uff0c\u56e0\u6b64\u88ab\u4ee3\u7406\u7c7b\u4e0d\u9700\u8981\u5b9e\u73b0\u4efb\u4f55\u63a5\u53e3\u3002<\/p>\n\n\n\n
                public class Cglib2AopProxy implements AopProxy {\n\n    private final AdvisedSupport advised;\n\n    public Cglib2AopProxy(AdvisedSupport advised) {\n        this.advised = advised;\n    }\n\n    @Override\n    public Object getProxy() {\n        Enhancer enhancer = new Enhancer();\n        enhancer.setSuperclass(advised.getTargetSource().getTarget().getClass());\n        enhancer.setInterfaces(advised.getTargetSource().getTargetClass());\n        enhancer.setCallback(new DynamicAdvisedInterceptor(advised));\n        return enhancer.create();\n    }\n\n    \/**\n     * CGLIB \u7684 MethodInterceptor\n     * \u8d1f\u8d23\u62e6\u622a\u76ee\u6807\u5bf9\u8c61\u7684\u65b9\u6cd5\u8c03\u7528\uff0c\u6267\u884c\u62e6\u622a\u5668\u94fe\u6216\u76f4\u63a5\u8c03\u7528\u76ee\u6807\u65b9\u6cd5\n     *\/\n    private static class DynamicAdvisedInterceptor implements MethodInterceptor {\n\n        private final AdvisedSupport advised;\n\n        public DynamicAdvisedInterceptor(AdvisedSupport advised) {\n            this.advised = advised;\n        }\n\n        @Override\n        public Object intercept(Object proxy, Method method, Object[] args, MethodProxy methodProxy) throws Throwable {\n            \/\/ \u5224\u65ad\u65b9\u6cd5\u662f\u5426\u5339\u914d\u5207\u70b9\n            if (advised.getMethodMatcher() == null ||\n                    advised.getMethodMatcher().matches(method, advised.getTargetSource().getTarget().getClass())) {\n                \/\/ \u6267\u884c\u62e6\u622a\u5668\u94fe\uff0c\u4f20\u5165\u81ea\u5b9a\u4e49\u7684 CglibMethodInvocation\n                CglibMethodInvocation invocation = new CglibMethodInvocation(\n                        advised.getTargetSource().getTarget(),\n                        method,\n                        args,\n                        methodProxy,\n                        advised.getMethodInterceptorList()\n                );\n                return invocation.proceed();\n            } else {\n                \/\/ \u4e0d\u5339\u914d\u5219\u76f4\u63a5\u8c03\u7528\u76ee\u6807\u65b9\u6cd5\n                return methodProxy.invoke(advised.getTargetSource().getTarget(), args);\n            }\n        }\n    }\n\n    \/**\n     * CglibMethodInvocation \u7ee7\u627f ReflectiveMethodInvocation\uff0c\u590d\u7528\u62e6\u622a\u5668\u94fe\u8c03\u7528\u903b\u8f91\uff0c\n     * \u5e76\u91cd\u5199 proceed() \u7528 CGLIB \u7684 methodProxy \u6765\u8c03\u7528\u76ee\u6807\u65b9\u6cd5\uff0c\u907f\u514d\u53cd\u5c04\u8c03\u7528\u3002\n     *\/\n    private static class CglibMethodInvocation extends ReflectiveMethodInvocation {\n\n        private final MethodProxy methodProxy;\n\n        public CglibMethodInvocation(Object target, Method method, Object[] arguments,\n                                     MethodProxy methodProxy, List<org.aopalliance.intercept.MethodInterceptor> interceptors) {\n            super(target, method, arguments, interceptors);\n            this.methodProxy = methodProxy;\n        }\n\n        @Override\n        public Object proceed() throws Throwable {\n            if (currentInterceptorIndex == methodInterceptorList.size() - 1) {\n                \/\/ \u6240\u6709\u62e6\u622a\u5668\u6267\u884c\u5b8c\u540e\uff0c\u4f7f\u7528 CGLIB \u65b9\u5f0f\u8c03\u7528\u76ee\u6807\u65b9\u6cd5\uff0c\u6548\u7387\u66f4\u9ad8\n                return methodProxy.invoke(target, arguments);\n            }\n            currentInterceptorIndex++;\n            org.aopalliance.intercept.MethodInterceptor interceptor = methodInterceptorList.get(currentInterceptorIndex);\n            return interceptor.invoke(this);\n        }\n    }\n}<\/code><\/pre>\n\n\n\n
                \u6d4b\u8bd5\uff1a<\/h1>\n\n\n\n
                1. \u51c6\u5907\uff1a<\/h2>\n\n\n\n
                package com.miniSpring.test.bean;\n\nimport java.util.Random;\n\npublic class UserService {\n    public String queryUserName(String uId) {\n        try {\n            \/\/ \u6a21\u62df\u65b9\u6cd5\u6267\u884c\u8017\u65f6\uff1a\u968f\u673a0~99\u6beb\u79d2\n            Thread.sleep(new Random().nextInt(100));\n        } catch (InterruptedException e) {\n            e.printStackTrace();\n        }\n\n        System.out.println(\"UserService.queryUserName \u539f\u65b9\u6cd5\u6267\u884c\uff0c\u53c2\u6570 uId=\" + uId);\n        return \"User_\" + uId;\n    }\n}<\/code><\/pre>\n\n\n\n
                2. \u81ea\u5b9a\u4e49\u62e6\u622a\u65b9\u6cd5\uff1a<\/h2>\n\n\n\n
                2.1<\/h3>\n\n\n\n
                public class PerformanceInterceptor implements MethodInterceptor {

                    @Override
                    public Object invoke(MethodInvocation invocation) throws Throwable {
                        System.out<\/em>.print(\"\u76d1\u63a7\u62e6\u622a\u5668 - Before\");
                        System.out<\/em>.println(\"\\t\u65b9\u6cd5\u540d\u79f0\uff1a\" + invocation.getMethod());
                        long start = System.currentTimeMillis<\/em>();

                        Object result = invocation.proceed();

                        System.out<\/em>.print(\"\u76d1\u63a7\u62e6\u622a\u5668 - After\");
                        System.out<\/em>.println(\"\\t\u65b9\u6cd5\u8017\u65f6\uff1a\" + (System.currentTimeMillis<\/em>() - start) + \"ms\");
                        return result;
                    }
                }<\/code><\/pre>\n\n\n\n
                2.2<\/h3>\n\n\n\n
                public class OrderInterceptor implements MethodInterceptor {\n\n    private final String name;\n\n    public OrderInterceptor(String name) {\n        this.name = name;\n    }\n\n    @Override\n    public Object invoke(MethodInvocation invocation) throws Throwable {\n        System.out.println(name + \" - Before\");\n        Object result = invocation.proceed();\n        System.out.println(name + \" - After\");\n        return result;\n    }\n}<\/code><\/pre>\n\n\n\n
                3.\u5355\u5143\u6d4b\u8bd5<\/h2>\n\n\n\n
                3.1 \u5355\u62e6\u622a\u5668\u6d4b\u8bd5\uff1a<\/h3>\n\n\n\n
                @Test\n    public void testSingleInterceptor() {\n        \/\/ \u76ee\u6807\u5bf9\u8c61\n        IUserService target = new UserService();\n\n        \/\/ \u7ec4\u88c5\u4ee3\u7406\u4fe1\u606f\n        AdvisedSupport advisedSupport = new AdvisedSupport();\n        advisedSupport.setTargetSource(new TargetSource(target));\n        advisedSupport.setMethodMatcher(new AspectJExpressionPointcut(\"execution(* com.miniSpring.test.bean.IUserService.*(..))\"));\n\n        \/\/\u6dfb\u52a0\u62e6\u622a\u5668\n        advisedSupport.addMethodInterceptor(new PerformanceInterceptor());\n\n        \/\/ \u4ee3\u7406\u5bf9\u8c61(JdkDynamicAopProxy)\n        IUserService proxy_jdk = (IUserService) new JdkDynamicAopProxy(advisedSupport).getProxy();\n        \/\/ \u6d4b\u8bd5\u8c03\u7528\n        System.out.println(\"\\n\u6d4b\u8bd5\u7ed3\u679c\uff1a\" + proxy_jdk.queryUserName());\n\n        \/\/ \u4ee3\u7406\u5bf9\u8c61(Cglib2AopProxy)\n        IUserService proxy_cglib = (IUserService) new Cglib2AopProxy(advisedSupport).getProxy();\n        \/\/ \u6d4b\u8bd5\u8c03\u7528\n        System.out.println(\"\\n\u6d4b\u8bd5\u7ed3\u679c\uff1a\" + proxy_cglib.queryUserName());\n    }<\/code><\/pre>\n\n\n\n
                \u7ed3\u679c\uff1a<\/p>\n\n\n\n
                \u76d1\u63a7\u62e6\u622a\u5668 - Before\t\u65b9\u6cd5\u540d\u79f0\uff1apublic abstract java.lang.String com.miniSpring.test.bean.IUserService.queryUserName()\nUserService.queryUserName \u539f\u65b9\u6cd5\u6267\u884c:\tCMD137---------10086\n\u76d1\u63a7\u62e6\u622a\u5668 - After\t\u65b9\u6cd5\u8017\u65f6\uff1a12ms\n\n\u6d4b\u8bd5\u7ed3\u679c\uff1aCMD137,10086\nWARNING: An illegal reflective access operation has occurred\nWARNING: Illegal reflective access by net.sf.cglib.core.ReflectUtils$1 (file:\/C:\/Users\/29924\/.m2\/repository\/cglib\/cglib\/3.3.0\/cglib-3.3.0.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int,java.security.ProtectionDomain)\nWARNING: Please consider reporting this to the maintainers of net.sf.cglib.core.ReflectUtils$1\nWARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations\nWARNING: All illegal access operations will be denied in a future release\n\u76d1\u63a7\u62e6\u622a\u5668 - Before\t\u65b9\u6cd5\u540d\u79f0\uff1apublic java.lang.String com.miniSpring.test.bean.UserService.queryUserName()\nUserService.queryUserName \u539f\u65b9\u6cd5\u6267\u884c:\tCMD137---------10086\n\u76d1\u63a7\u62e6\u622a\u5668 - After\t\u65b9\u6cd5\u8017\u65f6\uff1a78ms\n\n\u6d4b\u8bd5\u7ed3\u679c\uff1aCMD137,10086\n\nProcess finished with exit code 0<\/code><\/pre>\n\n\n\n
                3.2 \u62e6\u622a\u5668\u94fe\u6d4b\u8bd5\uff1a<\/h3>\n\n\n\n
                @Test\n    public void testMultiInterceptor() {\n        \/\/ \u76ee\u6807\u5bf9\u8c61\n        IUserService target = new UserService();\n\n        \/\/ \u7ec4\u88c5\u4ee3\u7406\u4fe1\u606f\n        AdvisedSupport advisedSupport = new AdvisedSupport();\n        advisedSupport.setTargetSource(new TargetSource(target));\n        advisedSupport.setMethodMatcher(new AspectJExpressionPointcut(\"execution(* com.miniSpring.test.bean.IUserService.*(..))\"));\n\n        \/\/\u6dfb\u52a0\u62e6\u622a\u5668\n        advisedSupport.addMethodInterceptor(new OrderInterceptor(\"\u62e6\u622a\u5668A\"));\n        advisedSupport.addMethodInterceptor(new PerformanceInterceptor());\n        advisedSupport.addMethodInterceptor(new OrderInterceptor(\"\u62e6\u622a\u5668B\"));\n\n        \/\/ \u4ee3\u7406\u5bf9\u8c61(JdkDynamicAopProxy)\n        IUserService proxy_jdk = (IUserService) new JdkDynamicAopProxy(advisedSupport).getProxy();\n        \/\/ \u6d4b\u8bd5\u8c03\u7528\n        System.out.println(\"\\n\u6d4b\u8bd5\u7ed3\u679c\uff1a\" + proxy_jdk.queryUserName());\n\n        \/\/ \u4ee3\u7406\u5bf9\u8c61(Cglib2AopProxy)\n        IUserService proxy_cglib = (IUserService) new Cglib2AopProxy(advisedSupport).getProxy();\n        \/\/ \u6d4b\u8bd5\u8c03\u7528\n        System.out.println(\"\\n\u6d4b\u8bd5\u7ed3\u679c\uff1a\" + proxy_cglib.queryUserName());\n    }<\/code><\/pre>\n\n\n\n
                \u7ed3\u679c\uff1a<\/p>\n\n\n\n
                \u62e6\u622a\u5668A - Before\n\u76d1\u63a7\u62e6\u622a\u5668 - Before\t\u65b9\u6cd5\u540d\u79f0\uff1apublic abstract java.lang.String com.miniSpring.test.bean.IUserService.queryUserName()\n\u62e6\u622a\u5668B - Before\nUserService.queryUserName \u539f\u65b9\u6cd5\u6267\u884c:\tCMD137---------10086\n\u62e6\u622a\u5668B - After\n\u76d1\u63a7\u62e6\u622a\u5668 - After\t\u65b9\u6cd5\u8017\u65f6\uff1a41ms\n\u62e6\u622a\u5668A - After\n\n\u6d4b\u8bd5\u7ed3\u679c\uff1aCMD137,10086\nWARNING: An illegal reflective access operation has occurred\nWARNING: Illegal reflective access by net.sf.cglib.core.ReflectUtils$1 (file:\/C:\/Users\/29924\/.m2\/repository\/cglib\/cglib\/3.3.0\/cglib-3.3.0.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int,java.security.ProtectionDomain)\nWARNING: Please consider reporting this to the maintainers of net.sf.cglib.core.ReflectUtils$1\nWARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations\nWARNING: All illegal access operations will be denied in a future release\n\u62e6\u622a\u5668A - Before\n\u76d1\u63a7\u62e6\u622a\u5668 - Before\t\u65b9\u6cd5\u540d\u79f0\uff1apublic java.lang.String com.miniSpring.test.bean.UserService.queryUserName()\n\u62e6\u622a\u5668B - Before\nUserService.queryUserName \u539f\u65b9\u6cd5\u6267\u884c:\tCMD137---------10086\n\u62e6\u622a\u5668B - After\n\u76d1\u63a7\u62e6\u622a\u5668 - After\t\u65b9\u6cd5\u8017\u65f6\uff1a42ms\n\u62e6\u622a\u5668A - After\n\n\u6d4b\u8bd5\u7ed3\u679c\uff1aCMD137,10086\n\nProcess finished with exit code 0<\/code><\/pre>\n\n\n\n
                <\/p>\n","protected":false},"excerpt":{"rendered":"
                \u9762\u5411\u5207\u9762\u7f16\u7a0b\uff08AOP\uff0cAspect-Oriented Programming\uff09\u662f\u4e00\u79cd\u5728\u8f6f\u4ef6\u5f00\u53d1\u4e2d\u7528\u4e8e\u89e3\u8026\u6a2a\u5207\u5173 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[37,66],"tags":[],"class_list":["post-1277","post","type-post","status-publish","format-standard","hentry","category-javaweblist","category-66"],"_links":{"self":[{"href":"http:\/\/www.cmd137blog.top\/index.php?rest_route=\/wp\/v2\/posts\/1277","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.cmd137blog.top\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.cmd137blog.top\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.cmd137blog.top\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.cmd137blog.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1277"}],"version-history":[{"count":5,"href":"http:\/\/www.cmd137blog.top\/index.php?rest_route=\/wp\/v2\/posts\/1277\/revisions"}],"predecessor-version":[{"id":1284,"href":"http:\/\/www.cmd137blog.top\/index.php?rest_route=\/wp\/v2\/posts\/1277\/revisions\/1284"}],"wp:attachment":[{"href":"http:\/\/www.cmd137blog.top\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1277"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.cmd137blog.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1277"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.cmd137blog.top\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1277"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}