{"id":5950,"date":"2024-08-01T22:46:23","date_gmt":"2024-08-01T14:46:23","guid":{"rendered":"https:\/\/xinchewhd.com.cn\/?p=5950"},"modified":"2024-08-02T16:23:18","modified_gmt":"2024-08-02T08:23:18","slug":"spring%e5%be%aa%e7%8e%af%e4%be%9d%e8%b5%96%ef%bc%8c%e4%b8%80%e4%b8%aa%e6%b3%a8%e8%a7%a3%e6%90%9e%e5%ae%9a%ef%bc%81","status":"publish","type":"post","link":"https:\/\/xinchewhd.com.cn\/index.php\/spring-boot\/spring%e5%be%aa%e7%8e%af%e4%be%9d%e8%b5%96%ef%bc%8c%e4%b8%80%e4%b8%aa%e6%b3%a8%e8%a7%a3%e6%90%9e%e5%ae%9a%ef%bc%81\/","title":{"rendered":"Spring\u5faa\u73af\u4f9d\u8d56\uff0c\u4e00\u4e2a\u6ce8\u89e3\u641e\u5b9a\uff01"},"content":{"rendered":"
\n

\u5927\u5bb6\u597d\uff0c\u6211\u662f\u733fjava<\/strong>\u3002<\/span><\/p>\n

\u70b9\u51fb\u5173\u6ce8\u516c\u4f17\u53f7\ud83d\udc47\uff0cJava\u5e72\u8d27\u53ca\u65f6\u9001\uff01<\/span><\/strong><\/strong><\/strong><\/span><\/p>\n

\u63d0\u8d77\u5faa\u73af\u4f9d\u8d56\uff0c\u5f88\u591a\u4eba\u81ea\u7136\u800c\u7136\u60f3\u5230 Spring\u7684\u4e09\u5c42\u7f13\u5b58\uff0c\u7136\u800c\uff0c<\/span>Spring\u4ea7\u751f\u5faa\u73af\u4f9d\u8d56<\/span>\u7684\u573a\u666f\u6709\u4e09\u79cd\uff1a\u53d8\u91cf\u6ce8\u5165\u3001setter\u6ce8\u5165\u3001\u6784\u9020\u5668\u6ce8\u5165\uff0c\u4e09\u5c42\u7f13\u5b58\u53ea\u80fd\u89e3\u51b3\u53d8\u91cf\u6ce8\u5165\u548c setter\u6ce8\u5165\u3002\u56e0\u6b64\uff0c\u4eca\u5929\u91cd\u70b9\u5206\u6790 Spring\u5982\u4f55\u5904\u7406<\/span>\u6784\u9020\u5668\u6ce8\u5165\u4ea7\u751f\u7684\u5faa\u73af\u4f9d\u8d56\uff1f<\/span><\/span><\/span><\/span><\/span><\/section>\n

\u672c\u6587\u5927\u7eb2\uff1a<\/span><\/p>\n

    \n
  • \n

    \u4ec0\u4e48\u662f\u5faa\u73af\u4f9d\u8d56\uff1f<\/span><\/p>\n<\/li>\n

  • \n

    \u5982\u4f55\u89e3\u51b3\u5faa\u73af\u4f9d\u8d56\uff1f<\/span><\/p>\n<\/li>\n

  • \n

    @Lazy\u6e90\u7801\u89e3\u6790<\/span><\/p>\n<\/li>\n

  • \n

    \u5e38\u89c1\u9762\u8bd5\u9898<\/span><\/p>\n

    \n<\/li>\n<\/ul>\n

    \u7533\u660e\uff1a\u672c\u6587\u6e90\u7801\u57fa\u4e8e springboot-2.7.1\u3001spring-5.3.24 \u548c JDK11\uff0c\u7248\u672c\u4e0d\u540c\uff0c\u6e90\u7801\u53ef\u80fd\u7565\u6709\u5dee\u5f02\u3002<\/span><\/p>\n

    \u4e00\u3001\u4ec0\u4e48\u662f\u5faa\u73af\u4f9d\u8d56\uff1f<\/span><\/h2>\n

    \u5faa\u73af\u4f9d\u8d56\u662f\u6307\uff1a\u5bf9\u8c61\u5b9e\u4f8b\u4e4b\u95f4\u4f9d\u8d56\u5173\u7cfb\u6784\u6210\u4e00\u4e2a\u95ed\u73af\uff0c\u901a\u5e38\u5206\u4e3a\uff1a\u5355\u4e2a\u5bf9\u8c61\u7684\u81ea\u6211\u4f9d\u8d56\u3001\u4e24\u4e2a\u5bf9\u8c61\u7684\u76f8\u4e92\u4f9d\u8d56\u3001\u591a\u4e2a\u5bf9\u8c61\u4f9d\u8d56\u6210\u73af\u3002\u5faa\u73af\u4f9d\u8d56<\/span>\u62bd\u8c61\u5982\u4e0b\u56fe<\/span>\uff1a<\/span><\/p>\n

    \u5355\u4e2a\u5bf9\u8c61\u7684\u81ea\u6211\u4f9d\u8d56<\/span><\/span><\/em><\/strong><\/span><\/p>\n

    \u5982\u4e0b\u4ee3\u7801\uff0c\u5728 UserService\u7c7b\u4e2d\uff0c\u901a\u8fc7\u6784\u9020\u5668\u6ce8\u5165 UserService\u3002<\/span><\/p>\n

    \u670d\u52a1\u5668\u542f\u52a8\u62a5\u9519\uff0c\u8fd0\u884c\u7ed3\u679c\u5982\u4e0b\u56fe\uff1a<\/span><\/p>\n

    \u51fa\u73b0\u8fd9\u79cd\u7c7b\u578b\u7684\u5faa\u73af\u4f9d\u8d56\uff0c\u8bf4\u660e\u4ee3\u7801\u771f\u7684\u5f88low\uff0c\u8981\u81ea\u6211\u68c0\u8ba8\uff0c\u8fd9\u91cc\u53ea\u662f\u4f5c\u4e3a\u5faa\u73af\u4f9d\u8d56\u7684\u4e00\u79cd\u6848\u4f8b\u3002<\/span><\/p>\n

    \u4e24\u4e2a\u5bf9\u8c61\u76f8\u4e92\u4f9d\u8d56<\/span><\/em><\/strong><\/span><\/p>\n

    \u5982\u4e0b\u4ee3\u7801\uff0cUserService\u5728\u7c7b\u4e2d\u901a\u8fc7\u6784\u9020\u5668\u6ce8\u5165OrderService\uff0cOrderService\u5728\u7c7b\u4e2d\u901a\u8fc7\u6784\u9020\u5668\u6ce8\u5165UserService\u3002<\/span><\/p>\n

    \u670d\u52a1\u5668\u542f\u52a8\u62a5\u9519\uff0c\u8fd0\u884c\u7ed3\u679c\u5982\u4e0b\u56fe\uff1a<\/span><\/p>\n

    \u8fd9\u662f\u4e00\u4e2a\u7ecf\u5178\u7684\u5faa\u73af\u4f9d\u8d56\u95ee\u9898\uff0c\u65e5\u5e38\u5f00\u53d1\u4e2d\u6bd4\u8f83\u5e38\u89c1\u3002<\/span><\/p>\n

    \u591a\u4e2a\u5bf9\u8c61\u7684\u4f9d\u8d56\u6210\u73af<\/span><\/em><\/strong><\/span><\/p>\n

    \u5982\u4e0b\u4ee3\u7801\uff0cUserService\u5728\u7c7b\u4e2d\u901a\u8fc7\u6784\u9020\u5668\u6ce8\u5165OrderService\uff0cOrderService\u5728\u7c7b\u4e2d\u901a\u8fc7\u6784\u9020\u5668\u6ce8\u5165GoodsService\u3002GoodsService\u5728\u7c7b\u4e2d\u901a\u8fc7\u6784\u9020\u5668\u6ce8\u5165UserService\u3002<\/span><\/p>\n

    \u670d\u52a1\u5668\u542f\u52a8\u62a5\u9519\uff0c\u8fd0\u884c\u7ed3\u679c\u5982\u4e0b\u56fe\uff1a<\/span><\/p>\n

    \u8fd9\u79cd\u5faa\u73af\u4f9d\u8d56\u6bd4\u8f83\u9690\u853d\uff0c\u591a\u4e2a\u5bf9\u8c61\u4f9d\u8d56\u6700\u7ec8\u6210\u73af\uff08\u8fd9\u91cc\u4ee5 3\u4e2a\u5bf9\u8c61\u4f9d\u8d56\u6210\u73af\u4e3a\u4f8b\uff09\u3002<\/span><\/p>\n

    \u901a\u8fc7\u4e0a\u8ff0\u7684\u5b9e\u4f8b\u53ef\u4ee5\u770b\u51fa\uff0c\u5bf9\u4e8e\u6784\u9020\u5668\u6ce8\u5165\u4ea7\u751f\u7684\u5faa\u73af\u4f9d\u8d56\uff0c\u670d\u52a1\u5668\u542f\u52a8\u65f6\u90fd\u4f1a\u62a5\u9519\uff0cSpring\u65e0\u6cd5\u81ea\u52a8\u5904\u7406\u3002\u56e0\u6b64\u8be5\u5982\u4f55\u5904\u7406\u5faa\u73af\u4f9d\u8d56\u5462\uff1f<\/span><\/p>\n

    \n

    \u4e8c\u3001\u5982\u4f55\u89e3\u51b3\u5faa\u73af\u4f9d\u8d56\uff1f<\/span><\/h2>\n

    \u89e3\u51b3\u6784\u9020\u5668\u6ce8\u5165\u4ea7\u751f\u7684\u5faa\u73af\u4f9d\u8d56\uff0c\u901a\u5e38\u67093\u79cd\u65b9\u5f0f\uff1a\u91cd\u6784\u4ee3\u7801\u3001\u4f7f\u7528\u53d8\u91cf\u6ce8\u5165\u6216setter\u6ce8\u5165\u3001\u4f7f\u7528 @Lazy \u6ce8\u89e3\u3002<\/span><\/p>\n

    2.1 \u91cd\u6784\u4ee3\u7801<\/span><\/strong><\/span><\/p>\n

    \u65e2\u7136\u5faa\u73af\u4f9d\u8d56\u662f\u4ee3\u7801\u7f16\u5199\u5e26\u6765\u7684\uff0c\u6700\u5f7b\u5e95\u7684\u65b9\u6848\u662f\u91cd\u65b0\u8bbe\u8ba1\u7ed3\u6784\uff0c\u6d88\u9664\u5faa\u73af\u4f9d\u8d56\uff0c\u4f46\u662f\uff0c\u91cd\u6784\u4ee3\u7801\u7684\u8303\u56f4\u53ef\u80fd\u4e0d\u53ef\u63a7\uff0c\u56e0\u6b64\uff0c\u5bf9\u4e8e\u6d4b\u8bd5\u7b49\u5b58\u5728\u4e00\u5b9a\u7684\u56de\u5f52\u6210\u672c\uff0c\u8fd9\u662f\u4e00\u79cd\u4ee3\u4ef7\u7a0d\u5fae\u5927\u70b9\u7684\u65b9\u6848\u3002<\/span><\/p>\n

    \u53e6\u5916\uff0c\u4ee3\u7801\u51fa\u73b0\u5faa\u73af\u4f9d\u8d56\uff0c\u5728\u4e00\u5b9a\u610f\u4e49\u4e0a\uff08\u4e0d\u662f\u7edd\u5bf9\u54e6\uff09\u9884\u793a\u4e86 code smell\uff1a\u4e3a\u4ec0\u4e48\u4f1a\u5b58\u5728\u5faa\u73af\u4f9d\u8d56\uff1f\u4ee3\u7801\u62bd\u8c61\u662f\u5426\u5408\u7406\uff1f\u4ee3\u7801\u8bbe\u8ba1\u662f\u5426\u8fdd\u80cc\u4e86 SOLID \u539f\u5219\uff1f<\/span><\/p>\n

    2.2 \u4f7f\u7528\u53d8\u91cf\u6ce8\u5165\u6216setter\u6ce8\u5165<\/span><\/strong><\/span><\/p>\n

    \u66fe\u7ecf\u5f88\u957f\u4e00\u6bb5\u65f6\u95f4\uff0c\u53d8\u91cf\u6ce8\u5165\u548c setter\u6ce8\u5165\uff08Spring3.x\u63a8\u8350\u7684\u65b9\u5f0f\uff09\u662f\u4e3b\u6d41\u7684\u7f16\u7a0b\u65b9\u5f0f\uff0c \u4e24\u79cd\u65b9\u5f0f\u7b80\u5355\uff0c\u800c\u4e14\uff0cSpring \u53ef\u4ee5\u5229\u7528\u4e09\u5c42\u7f13\u5b58\u81ea\u52a8\u89e3\u51b3\u5faa\u73af\u4f9d\u8d56\u95ee\u9898\u3002\u4f46\u662f\uff0c\u4ece Spring4.x\u5f00\u59cb\uff0c\u5b98\u65b9\u63a8\u8350\u6784\u9020\u5668\u6ce8\u5165\u65b9\u5f0f\uff0c\u800c\u4e14\u5728 github\u4e0a\u4e5f\u53ef\u4ee5\u53d1\u73b0\u5927\u90e8\u5206\u7684\u5f00\u6e90\u8f6f\u4ef6\u90fd\u8f6c\u53d8\u6210\u6784\u9020\u5668\u6ce8\u5165\u3002<\/span><\/p>\n

    2.3 \u4f7f\u7528 @Lazy \u6ce8\u89e3<\/span><\/strong><\/span><\/p>\n

    @Lazy \u662f spring 3.0 \u63d0\u4f9b\u7684\u4e00\u4e2a\u6ce8\u89e3\uff0c\u7528\u6765\u8868\u793a\u662f\u5426\u8981\u5ef6\u8fdf\u521d\u59cb\u5316 bean\uff0c\u9996\u5148\u770b\u4e0b @Lazy \u6ce8\u89e3\u7684\u6e90\u7801\uff1a<\/span><\/p>\n

    \u4ece @Lazy \u6ce8\u89e3\u7684\u6e90\u7801\u53ef\u4ee5\u603b\u7ed3\u51e0\u70b9\uff1a<\/span><\/p>\n

      \n
    • \n

      @Lazy \u7528\u6765\u6807\u8bc6\u7c7b\u662f\u5426\u9700\u8981\u5ef6\u8fdf\u52a0\u8f7d<\/span><\/p>\n<\/li>\n

    • \n

      @Lazy \u53ef\u4ee5\u4f5c\u7528\u5728\u7c7b\u4e0a\u3001\u65b9\u6cd5\u4e0a\u3001\u6784\u9020\u5668\u4e0a\u3001\u65b9\u6cd5\u53c2\u6570\u4e0a\u3001\u6210\u5458\u53d8\u91cf\u4e2d<\/span><\/p>\n<\/li>\n

    • \n

      @Lazy \u4f5c\u7528\u4e8e\u7c7b\u4e0a\u65f6\uff0c\u901a\u5e38\u4e0e @Component \u53ca\u5176\u884d\u751f\u6ce8\u89e3\u914d\u5408\u4f7f\u7528\uff1b<\/span><\/p>\n<\/li>\n

    • \n

      @Lazy \u6ce8\u89e3\u4f5c\u7528\u4e8e\u65b9\u6cd5\u4e0a\u65f6\uff0c\u901a\u5e38\u4e0e @Bean \u6ce8\u89e3\u914d\u5408\u4f7f\u7528<\/span><\/p>\n<\/li>\n<\/ul>\n

      \n

      \u56e0\u6b64\uff0c\u901a\u8fc7 @Lazy \u89e3\u51b3\u6784\u9020\u5668\u5faa\u73af\u4f9d\u8d56\u7684\u4ee3\u7801\u6539\u9020\u5982\u4e0b\uff1a<\/span><\/p>\n

      \n

      \u4e09\u3001@Lazy \u6e90\u7801\u89e3\u6790<\/span><\/h2>\n

      \u672c\u6587\u4f7f\u7528 Springboot \u542f\u52a8\uff0c\u56e0\u6b64\u6574\u4f53\u601d\u8def\u662f\uff1a<\/span><\/p>\n

        \n
      • \n

        Springboot \u662f\u5982\u4f55\u542f\u52a8 Spring IOC \u5bb9\u5668\uff1f<\/span><\/p>\n<\/li>\n

      • \n

        \u5982\u4f55\u52a0\u8f7d Bean\uff1f<\/span><\/p>\n<\/li>\n

      • \n

        \u5982\u4f55\u5904\u7406 @Lazy \u6ce8\u89e3\uff1f<\/span><\/p>\n<\/li>\n<\/ul>\n

        \u6e90\u7801\u67e5\u770b\u8db3\u8ff9\u53ef\u4ee5\u53c2\u8003\u4e0b\u9762\u7684\u7c7b\uff1a<\/span><\/p>\n

        \n
        Springboot \u542f\u52a8\u7c7b main() \u8c03\u7528 org.springframework.boot.SpringApplication#run()<\/span><\/code><\/code>org.springframework.boot.SpringApplication#refreshContext()<\/span><\/code><\/code>org.springframework.context.support.AbstractApplicationContext#refresh()<\/span><\/code><\/code>org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory#populateBean()org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor#postProcessProperties()<\/span><\/code><\/code>org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory#createBean<\/span><\/code><\/code>org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory#doCreateBean<\/span><\/code><\/code>org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory#createBeanInstance<\/span><\/code><\/code>org.springframework.beans.factory.support.ConstructorResolver#autowireConstructor<\/span><\/code><\/code>org.springframework.beans.factory.support.ConstructorResolver#resolvePreparedArguments<\/span><\/code><\/code>org.springframework.beans.factory.support.ConstructorResolver#resolveAutowiredArgument<\/span><\/code><\/code>org.springframework.beans.factory.config.AutowireCapableBeanFactory#resolveDependency()<\/span><\/code><\/pre>\n<\/section>\n
        <\/section>\n
        \u8fd9\u91cc\u6458\u53d6\u4e86\u5904\u7406\u6784\u9020\u5668\u4f9d\u8d56\u7684\u51e0\u4e2a\u6838\u5fc3\u65b9\u6cd5\u6765\u89e3\u91ca@Lazy \u5982\u4f55\u89e3\u51b3\u5faa\u73af\u4f9d\u8d56\uff0c\u56e0\u4e3a UserService \u7c7b\u7684\u6784\u9020\u5668\u6ce8\u5165 OrderService \u662f\u5f3a\u4f9d\u8d56\u5173\u7cfb\uff0c\u56e0\u6b64\u4f1a\u7ecf\u8fc7 AbstractAutowireCapableBeanFactory#createBeanInstance() \u4e2d\u5173\u4e8e\u6784\u9020\u5668\u903b\u8f91\u4ee3\u7801:<\/span><\/p>\n
        \u5728 autowireConstructor(beanName, mbd, ctors, args) \u65b9\u6cd5\u4f1a\u8c03\u7528 ConstructorResolver#resolvePreparedArguments()\uff0c\u518d\u8fdb\u5165 ConstructorResolver#resolveAutowiredArgument()\uff0c\u518d\u8fdb\u5165 DefaultListableBeanFactory#resolveDependency()\uff0cresolveDependency()\u65b9\u6cd5\u7684 getAutowireCandidateResolver().getLazyResolutionProxyIfNecessary \u903b\u8f91\u5c31\u662f\u9488\u5bf9 Lazy \u60c5\u51b5\u8fdb\u884c\u5904\u7406\uff1a\u5224\u65ad\u6784\u9020\u5668\u53c2\u6570\u662f\u6709@Lazy \u6ce8\u89e3\uff0c\u6709\u5219\u901a\u8fc7 buildLazyResolutionProxy \u751f\u6210\u4ee3\u7406\u5bf9\u8c61\uff0c\u65e0\u5219\u76f4\u63a5\u8fd4\u56de beanName\u3002\u800c\u5728 buildLazyResolutionProxy()\u91cc\u4f1a\u751f\u6210 \u4e00\u4e2a TargetSource \u5bf9\u8c61\u6765\u548c\u4ee3\u7406\u5bf9\u8c61\u76f8\u5173\u8054\u3002\u90e8\u5206\u6e90\u7801\u5982\u4e0b\uff1a<\/span><\/p>\n
        \u901a\u8fc7\u4e0a\u9762\u6838\u5fc3\u4ee3\u7801\u7684\u89e3\u8bfb\uff0c\u6211\u4eec\u53ef\u4ee5\u77e5\u9053\uff0c\u6784\u9020\u5668(\u53c2\u6570)\u589e\u52a0 @Lazy \u6ce8\u89e3\u540e\uff0cSpring \u4e0d\u4f1a\u53bb\u521d\u59cb\u5316\u53c2\u6570\u5bf9\u5e94\u7c7b\u7684\u5b9e\u4f8b\uff0c\u800c\u662f\u8fd4\u56de\u5b83\u7684\u4e00\u4e2a\u4ee3\u7406\u5bf9\u8c61\uff0c\u89e3\u51b3\u4e86\u5faa\u73af\u4f9d\u8d56\u95ee\u9898\uff0c\u903b\u8f91\u53ef\u4ee5\u62bd\u8c61\u4e3a\u4e0b\u56fe\uff1a<\/span><\/p>\n
        \u5c3d\u7ba1\u5faa\u73af\u4f9d\u8d56\u7684\u95ee\u9898\u89e3\u51b3\u4e86\uff0c\u4f46\u662f\uff0cUserService \u7c7b\u4f9d\u8d56\u7684\u53ea\u662f OrderService \u7684\u4e00\u4e2a\u4ee3\u7406\u5bf9\u8c61\u3002\u56e0\u6b64\uff0c\u6211\u4eec\u81ea\u7136\u4f1a\u597d\u5947\uff1a\u5f53\u8c03\u7528 orderService.getOrder()\u65f6\uff0cSpring \u662f\u5982\u4f55\u627e\u5230 OrderService \u7684\u771f\u5b9e\u5bf9\u8c61\u5462\uff1f<\/span><\/p>\n
        \u4ece\u4e0a\u6587\u77e5\u9053\uff0c\u6ce8\u5165\u7ed9 UserService \u7c7b\u7684\u662f\u4e00\u4e2a\u4ee3\u7406\uff0c\u8bf4\u8d77\u4ee3\u7406\u5c31\u4e0d\u5f97\u4e0d\u8bf4\u8d77 Spring AOP \u673a\u5236\uff0c\u5b83\u5c31\u662f\u901a\u8fc7\u52a8\u6001\u4ee3\u7406\u5b9e\u73b0\u7684\uff08JDK \u52a8\u6001\u4ee3\u7406 \u548c CGLib \u52a8\u6001\u4ee3\u7406\uff09\u3002\u56e0\u4e3a OrderService \u5e76\u975e\u63a5\u53e3\uff0c\u56e0\u6b64\u4e0d\u80fd\u4f7f\u7528 JDK \u52a8\u6001\u4ee3\u7406\uff0c\u53ea\u80fd\u901a\u8fc7 CGLib \u8fdb\u884c\u4ee3\u7406\uff0cCGLib \u6e90\u7801\u5982\u4e0b:<\/span><\/p>\n
        \u8fd9\u91cc\u62bd\u53d6\u4e86 CGLib \u52a8\u6001\u4ee3\u7406\u6838\u5fc3\u7684 3 \u6b65\uff1a<\/span><\/p>\n
        \u901a\u8fc7 CGLib \u6838\u5fc3\u7684 3 \u6b65\u53ef\u4ee5\u89e3\u91ca\uff0cSpring \u4e2d\u4ee3\u7406\u7c7b\u662f\u5982\u4f55\u4e0e\u771f\u5b9e\u5bf9\u8c61\u8fdb\u884c\u5173\u8054\uff0c\u56e0\u6b64\uff0corderService \u5173\u8054\u5230\u771f\u5b9e\u5bf9\u8c61\u53ef\u4ee5\u62bd\u8c61\u6210\u4e0b\u56fe\uff1a<\/span><\/p>\n
        \u53e6\u5916\uff0c\u6211\u4eec\u901a\u8fc7 3 \u5f20 IDEA debugger \u622a\u56fe\u6765\u4f50\u8bc1\u4e0a\u8ff0\u7406\u8bba\uff1a<\/span><\/p>\n
        \u5230\u6b64\uff0c\u6211\u4eec\u901a\u8fc7\u6e90\u7801\u5206\u6790\u4e86 Spring\u662f\u5982\u4f55\u89e3\u51b3\u6784\u9020\u5668\u5faa\u73af\u4f9d\u8d56\u7684\u3002<\/span><\/p>\n
        \u56db\u3001\u5e38\u89c1\u9762\u8bd5\u9898<\/span><\/h2>\n
          \n
        1. \n
          Spring\u5982\u4f55\u89e3\u51b3\u5faa\u73af\u4f9d\u8d56\uff1f<\/span><\/p>\n
          \u9700\u8981\u4ece\u53d8\u91cf\u6ce8\u5165\uff0csetter\u6ce8\u5165\uff0c\u6784\u9020\u5668\u6ce8\u5165 \u4e09\u4e2a\u89d2\u5ea6\u53bb\u5206\u6790\uff0c\u5207\u83ab\u7b3c\u7edf\u7684\u8bf4\u6210\u4e09\u5c42\u7f13\u5b58\uff0c\u540c\u65f6\u8fd8\u8981\u6ce8\u610f Spring\u7248\u672c\uff0c\u56e0\u4e3a\u4e0d\u540c\u7684\u7248\u672c\uff0c\u5904\u7406\u7684\u65b9\u5f0f\u6709\u5dee\u5f02\u3002<\/span><\/p>\n<\/li>\n
        2. \n
          \u6784\u9020\u5668\u4ea7\u751f\u7684\u5faa\u73af\u4f9d\u8d56\u4e3a\u4ec0\u4e48Spring\u65e0\u6cd5\u81ea\u52a8\u5904\u7406\uff1f<\/span><\/p>\n
          \u8fd9\u4e2a\u7684\u4ece\u7c7b\u52a0\u8f7d\u673a\u5236\u6765\u8bf4\u660e\uff0c\u53d8\u91cf\u6ce8\u5165\uff0csetter\u6ce8\u5165\u548c\u6784\u9020\u5668\u6ce8\u5165\u7684\u5dee\u5f02\u6027\u3002<\/span><\/p>\n<\/li>\n<\/ol>\n
          \u4e94\u3001\u603b\u7ed3<\/span><\/h2>\n
            \n
          • \n
            Spring \u6784\u9020\u5668\u6ce8\u5165\u4ea7\u751f\u7684\u5faa\u73af\u4f9d\u8d56\uff0c\u901a\u5e38\u53ef\u4ee5\u6709 3\u79cd\u89e3\u51b3\u529e\u6cd5\uff1a\u91cd\u6784\u4ee3\u7801\u3001\u53d8\u91cf\u6ce8\u5165\u6216setter\u6ce8\u5165\u3001@Lazy \u6ce8\u89e3\u3002\u63a8\u8350\u4f7f\u7528 @Lazy \u6ce8\u89e3\uff1b<\/span><\/h2>\n<\/li>\n
          • \n
            @Lazy \u6ce8\u89e3\u89e3\u51b3\u601d\u8def\u662f\uff1a\u521d\u59cb\u5316\u65f6\u6ce8\u5165\u4ee3\u7406\u5bf9\u8c61\uff0c\u771f\u5b9e\u8c03\u7528\u65f6\u901a\u8fc7 Spring AOP \u52a8\u6001\u4ee3\u7406\u53bb\u5173\u8054\u771f\u5b9e\u5bf9\u8c61\uff0c\u7136\u540e\u518d\u901a\u8fc7\u53cd\u5c04\u5b8c\u6210\u8c03\u7528\uff1b<\/span><\/h2>\n<\/li>\n
          • \n
            @Lazy \u6ce8\u89e3\u52a0\u5728\u6784\u9020\u5668\u4e0a\uff0c\u4f5c\u7528\u57df\u4e3a\u6784\u9020\u5668\u6240\u6709\u53c2\u6570\uff0c\u52a0\u5728\u6784\u9020\u5668\u67d0\u4e2a\u53c2\u6570\u4e0a\uff0c\u4f5c\u7528\u57df\u4e3a\u8be5\u53c2\u6570\uff1b<\/span><\/h2>\n<\/li>\n
          • \n
            @Lazy \u6ce8\u89e3 \u4f5c\u7528\u5728\u63a5\u53e3\u4e0a\uff0c\u4f7f\u7528 JDK \u52a8\u6001\u4ee3\u7406\uff0c\u4f5c\u7528\u5728\u7c7b\u4e0a\uff0c\u4f7f\u7528 CGLib \u52a8\u6001\u4ee3\u7406\uff1b<\/span><\/h2>\n<\/li>\n
          • \n
            \u65e5\u5e38\u5f00\u53d1\uff0c\u63a8\u8350\u4f7f\u7528\u6784\u9020\u5668\u6ce8\u5165\u65b9\u5f0f\uff1b<\/span><\/h2>\n<\/li>\n<\/ul>\n
            \u516d\u3001\u5b66\u4e60<\/span>\u4ea4\u6d41<\/span><\/h2>\n
            \u6587\u7ae0\u603b\u7ed3\u4e0d\u6613\uff0c\u8bf7\u5c0f\u4f19\u4f34\u5e2e\u5fd9\u70b9\u8d5e\uff0c\u5728\u770b\uff0c\u6216\u8005\u8f6c\u53d1\u7ed9\u66f4\u591a\u7684\u597d\u53cb\uff0c\u733fjava\u6301\u7eed\u4e3a\u4f60\u5448\u73b0\u66f4\u591a\u5e72\u8d27\uff0c\u56e0\u516c\u4f17\u53f7\u63a8\u9001\u89c4\u5219\u4fee\u6539\uff0c\u5982\u679c\u4e0d\u60f3\u9519\u8fc7\u7cbe\u5f69\u5185\u5bb9\uff0c\u8bb0\u5f97\u70b9<\/span>\u201c\u5728\u770b\u201d<\/span>\u6216\u52a0\u4e2a<\/span>\u201c\u661f\u6807\u201d<\/span>\u54e6\u3002<\/span><\/p>\n
            <\/section>\n
            \n
            \u672c\u7bc7\u6587\u7ae0\u6765\u6e90\u4e8e\u5fae\u4fe1\u516c\u4f17\u53f7: \u733fjava<\/p><\/blockquote>\n<\/div>\n","raw":"","protected":false},"excerpt":{"rendered":"
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…<\/p>\n","protected":false},"author":1,"featured_media":5836,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"emotion":"","emotion_color":"","title_style":"","license":"","footnotes":""},"categories":[7],"tags":[],"class_list":["post-5950","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-spring-boot"],"post_thumbnail_image":"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/2024\/08\/20240801222817975-150x150.jpeg","content_first_image":"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/2024\/08\/20240801222829135.png","post_medium_image_300":"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/2024\/08\/20240801222817975-300x128.jpeg","post_thumbnail_image_624":"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/2024\/08\/20240801222817975.jpeg","post_frist_image":"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/2024\/08\/20240801222829135.png","post_medium_image":"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/2024\/08\/20240801222817975-300x128.jpeg","post_large_image":"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/2024\/08\/20240801222817975.jpeg","post_full_image":"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/2024\/08\/20240801222817975.jpeg","post_all_images":[{"imagesurl":"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/2024\/08\/20240801222829135.png","id":"image0"},{"imagesurl":"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/2024\/08\/20240801222829135.png","id":"image1"},{"imagesurl":"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/2024\/08\/20240801222836894.png","id":"image2"},{"imagesurl":"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/2024\/08\/20240801222836894.png","id":"image3"},{"imagesurl":"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/2024\/08\/20240801222853225.png","id":"image4"},{"imagesurl":"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/2024\/08\/20240801222853225.png","id":"image5"},{"imagesurl":"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/2024\/08\/20240801222905881.png","id":"image6"},{"imagesurl":"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/2024\/08\/20240801222905881.png","id":"image7"},{"imagesurl":"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/2024\/08\/20240801222916842.png","id":"image8"},{"imagesurl":"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/2024\/08\/20240801222916842.png","id":"image9"},{"imagesurl":"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/2024\/08\/20240801222925526.png","id":"image10"},{"imagesurl":"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/2024\/08\/20240801222925526.png","id":"image11"},{"imagesurl":"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/2024\/08\/20240801222936522.png","id":"image12"},{"imagesurl":"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/2024\/08\/20240801222936522.png","id":"image13"},{"imagesurl":"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/2024\/08\/20240801223006814.png","id":"image14"},{"imagesurl":"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/2024\/08\/20240801223006814.png","id":"image15"},{"imagesurl":"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/2024\/08\/20240801223015558.png","id":"image16"},{"imagesurl":"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/2024\/08\/20240801223015558.png","id":"image17"},{"imagesurl":"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/2024\/08\/20240801223023524.png","id":"image18"},{"imagesurl":"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/2024\/08\/20240801223023524.png","id":"image19"},{"imagesurl":"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/2024\/08\/20240801223030341.png","id":"image20"},{"imagesurl":"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/2024\/08\/20240801223030341.png","id":"image21"},{"imagesurl":"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/2024\/08\/20240801223043258.png","id":"image22"},{"imagesurl":"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/2024\/08\/20240801223043258.png","id":"image23"},{"imagesurl":"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/2024\/08\/20240801223059832.png","id":"image24"},{"imagesurl":"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/2024\/08\/20240801223059832.png","id":"image25"},{"imagesurl":"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/2024\/08\/20240801223103678.png","id":"image26"},{"imagesurl":"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/2024\/08\/20240801223103678.png","id":"image27"},{"imagesurl":"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/2024\/08\/20240801223129335.png","id":"image28"},{"imagesurl":"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/2024\/08\/20240801223129335.png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