{"id":10020835,"date":"2025-06-19T12:10:07","date_gmt":"2025-06-19T04:10:07","guid":{"rendered":"https:\/\/itmax.cn\/?p=10020835"},"modified":"2025-06-19T12:10:07","modified_gmt":"2025-06-19T04:10:07","slug":"spring-boot-%e5%90%af%e5%8a%a8%e4%bc%98%e5%8c%96%e5%ae%9e%e8%b7%b5","status":"publish","type":"post","link":"https:\/\/itmax.cn\/?p=10020835","title":{"rendered":"Spring Boot \u542f\u52a8\u4f18\u5316\u5b9e\u8df5"},"content":{"rendered":"<blockquote>\n<p>\u4f5c\u8005\uff1avivo \u4e92\u8054\u7f51\u670d\u52a1\u5668\u56e2\u961f- Liu Di<\/p>\n<p>\u672c\u6587\u7cfb\u7edf\u6027\u5206\u6790\u5e76\u4f18\u5316\u4e86\u4e00\u4e2aSpring Boot\u9879\u76ee\u542f\u52a8\u8017\u65f6\u9ad8\u8fbe 280 \u79d2\u7684\u95ee\u9898\u3002\u901a\u8fc7\u8bc6\u522b\u74f6\u9888\u3001\u4f18\u5316\u5206\u5e93\u5206\u8868\u52a0\u8f7d\u903b\u8f91\u3001\u5f02\u6b65\u521d\u59cb\u5316\u8017\u65f6\u4efb\u52a1\u7b49\u624b\u6bb5\uff0c\u6700\u7ec8\u5c06\u542f\u52a8\u8017\u65f6\u7f29\u77ed\u81f3 159 \u79d2\uff0c\u63d0\u5347\u8fd1 50%\u3002\u6587\u7ae0\u6db5\u76d6\u542f\u52a8\u6d41\u7a0b\u5206\u6790\u3001\u6027\u80fd\u70ed\u70b9\u8bc6\u522b\u3001\u5f02\u6b65\u521d\u59cb\u5316\u8bbe\u8ba1\u7b49\u5173\u952e\u6280\u672f\u7ec6\u8282\uff0c\u9002\u7528\u4e8e\u5927\u578bSpring Boot\u9879\u76ee\u7684\u6027\u80fd\u4f18\u5316\u53c2\u8003\u3002<\/p>\n<\/blockquote>\n<p>\u6587\u7ae0\u592a\u957f\uff1f1\u5206\u949f\u770b\u56fe\u6293\u4f4f\u6838\u5fc3\u89c2\u70b9\ud83d\udc47<\/p>\n<p><img decoding=\"async\"   referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000046725403\" alt=\"\u56fe\u7247\" title=\"\u56fe\u7247\"><\/p>\n<h2>\u4e00\u3001\u524d\u8a00<\/h2>\n<p>\u968f\u7740\u4e1a\u52a1\u7684\u53d1\u5c55\uff0c\u7b14\u8005\u9879\u76ee\u5bf9\u5e94\u7684Spring Boot\u5de5\u7a0b\u7684\u4f9d\u8d56\u8d8a\u6765\u8d8a\u591a\u3002\u968f\u7740\u4f9d\u8d56\u6570\u91cf\u7684\u589e\u957f\uff0cSpring \u5bb9\u5668\u9700\u8981\u52a0\u8f7d\u66f4\u591a\u7ec4\u4ef6\u3001\u89e3\u6790\u590d\u6742\u4f9d\u8d56\u5e76\u6267\u884c\u81ea\u52a8\u88c5\u914d\uff0c\u5bfc\u81f4\u9879\u76ee\u542f\u52a8\u65f6\u95f4\u663e\u8457\u589e\u957f\u3002\u5728\u65e5\u5e38\u5f00\u53d1\u6216\u6d4b\u8bd5\u8fc7\u7a0b\u4e2d\uff0c\u4e00\u65e6\u56e0\u4e3a\u914d\u7f6e\u53d8\u66f4\u6216\u8005\u5176\u4ed6\u70ed\u90e8\u7f72\u4e0d\u751f\u6548\u7684\u53d8\u66f4\u65f6\uff0c\u9879\u76ee\u91cd\u542f\u5c31\u9700\u8981\u7b49\u5f85\u5f88\u957f\u7684\u65f6\u95f4\u5f71\u54cd\u4ee3\u7801\u7684\u4ea4\u4ed8\u3002\u52a0\u5febSpring\u9879\u76ee\u7684\u542f\u52a8\u53ef\u4ee5\u66f4\u597d\u7684\u6295\u5165\u9879\u76ee\u4e2d\uff0c\u63d0\u5347\u5f00\u53d1\u6548\u7387\u3002<\/p>\n<p>\u6574\u4f53\u73af\u5883\u4ecb\u7ecd\uff1a<\/p>\n<ul>\n<li>Spring\u7248\u672c\uff1a4.3.22<\/li>\n<li>Spring Boot\u7248\u672c\uff1a1.5.19<\/li>\n<li>CPU\uff1ai5-9500<\/li>\n<li>\u5185\u5b58\uff1a24GB<\/li>\n<li>\u4f18\u5316\u524d\u542f\u52a8\u8017\u65f6\uff1a280\u79d2<\/li>\n<\/ul>\n<h2>\u4e8c\u3001Spring Boot\u9879\u76ee\u542f\u52a8\u6d41\u7a0b\u4ecb\u7ecd<\/h2>\n<p>Spring Boot\u9879\u76ee\u4e3b\u8981\u542f\u52a8\u6d41\u7a0b\u90fd\u5728org.spring-<\/p>\n<p>framework.boot.SpringApplication#run(java.lang.String&#8230;)\u65b9\u6cd5\u4e2d\uff1a<\/p>\n<pre><code>public\u00a0ConfigurableApplicationContext\u00a0run(String... args)\u00a0{\n\u00a0 \u00a0\u00a0StopWatch\u00a0stopWatch\u00a0=\u00a0new\u00a0StopWatch();\n\u00a0 \u00a0 stopWatch.start();\n\u00a0 \u00a0\u00a0\/\/ Spring\u4e0a\u4e0b\u6587\n\u00a0 \u00a0\u00a0ConfigurableApplicationContext\u00a0context\u00a0=\u00a0null;\n\u00a0 \u00a0\u00a0FailureAnalyzers\u00a0analyzers\u00a0=\u00a0null;\n\u00a0 \u00a0 configureHeadlessProperty();\n\u00a0 \u00a0\u00a0\/\/ \u521d\u59cb\u5316SpringApplicationRunListener\u76d1\u542c\u5668\n\u00a0 \u00a0\u00a0SpringApplicationRunListeners\u00a0listeners\u00a0=\u00a0getRunListeners(args);\n\u00a0 \u00a0 listeners.starting();\n\u00a0 \u00a0\u00a0try\u00a0{\n\u00a0 \u00a0 \u00a0 \u00a0\u00a0ApplicationArguments\u00a0applicationArguments\u00a0=\u00a0new\u00a0DefaultApplicationArguments(\n\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 args);\n\u00a0 \u00a0 \u00a0 \u00a0\u00a0\/\/ \u73af\u5883\u51c6\u5907\n\u00a0 \u00a0 \u00a0 \u00a0\u00a0ConfigurableEnvironment\u00a0environment\u00a0=\u00a0prepareEnvironment(listeners,\n\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 applicationArguments);\n\u00a0 \u00a0 \u00a0 \u00a0 \u00a0\/\/ \u6253\u5370banner\n\u00a0 \u00a0 \u00a0 \u00a0\u00a0Banner\u00a0printedBanner\u00a0=\u00a0printBanner(environment);\n\u00a0 \u00a0 \u00a0 \u00a0\u00a0\/\/ \u521b\u5efa\u4e0a\u4e0b\u6587\n\u00a0 \u00a0 \u00a0 \u00a0 context = createApplicationContext();\n\u00a0 \u00a0 \u00a0 \u00a0 analyzers =\u00a0new\u00a0FailureAnalyzers(context);\n\u00a0 \u00a0 \u00a0 \u00a0\u00a0\/\/ \u5bb9\u5668\u521d\u59cb\u5316\n\u00a0 \u00a0 \u00a0 \u00a0 prepareContext(context, environment, listeners, applicationArguments,\n\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 printedBanner);\n\u00a0 \u00a0 \u00a0 \u00a0\u00a0\/\/ \u5237\u65b0\u5bb9\u5668\u5185\u5bb9\n\u00a0 \u00a0 \u00a0 \u00a0 refreshContext(context);\n\u00a0 \u00a0 \u00a0 \u00a0 afterRefresh(context, applicationArguments);\n\u00a0 \u00a0 \u00a0 \u00a0\u00a0\/\/ \u7ed3\u675f\u76d1\u542c\u5e7f\u64ad\n\u00a0 \u00a0 \u00a0 \u00a0 listeners.finished(context,\u00a0null);\n\u00a0 \u00a0 \u00a0 \u00a0 stopWatch.stop();\n\u00a0 \u00a0 \u00a0 \u00a0\u00a0if\u00a0(this.logStartupInfo) {\n\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0\u00a0new\u00a0StartupInfoLogger(this.mainApplicationClass)\n\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 .logStarted(getApplicationLog(), stopWatch);\n\u00a0 \u00a0 \u00a0 \u00a0 }\n\u00a0 \u00a0 \u00a0 \u00a0\u00a0return\u00a0context;\n\u00a0 \u00a0 }\u00a0catch\u00a0(Throwable ex) {\n\u00a0 \u00a0 \u00a0 \u00a0 handleRunFailure(context, listeners, analyzers, ex);\n\u00a0 \u00a0 \u00a0 \u00a0\u00a0throw\u00a0new\u00a0IllegalStateException(ex);\n\u00a0 \u00a0 }\n}\n<\/code><\/pre>\n<p>\u53ef\u4ee5\u770b\u5230\u5728\u542f\u52a8\u6d41\u7a0b\u4e2d\uff0c\u76d1\u542c\u5668\u5e94\u7528\u5728\u4e86\u5e94\u7528\u7684\u591a\u4e2a\u751f\u547d\u5468\u671f\u4e2d\u3002\u5e76\u4e14Spring Boot\u4e2d\u4e5f\u9884\u7559\u4e86\u9488\u5bf9listener\u7684\u6269\u5c55\u70b9\u3002\u6211\u4eec\u53ef\u4ee5\u501f\u6b64\u5b9e\u73b0\u4e00\u4e2a\u81ea\u5df1\u7684\u6269\u5c55\u70b9\u53bb\u76d1\u542cSpring Boot\u7684\u6bcf\u4e2a\u9636\u6bb5\u7684\u542f\u52a8\u8017\u65f6\uff0c\u5b9e\u73b0\u5982\u4e0b\uff1a<\/p>\n<pre><code>@Slf4j\npublic\u00a0class\u00a0MySpringApplicationRunListener\u00a0implements\u00a0SpringApplicationRunListener{\n\u00a0 \u00a0\u00a0private\u00a0Long\u00a0startTime;\n\u00a0 \u00a0\u00a0public\u00a0MySpringApplicationRunListener(SpringApplication\u00a0application,\u00a0String[] args){\n\u00a0 \u00a0 }\n\u00a0 \u00a0\u00a0@Override\n\u00a0 \u00a0\u00a0public\u00a0void\u00a0starting(){\n\u00a0 \u00a0 \u00a0 \u00a0 startTime =\u00a0System.currentTimeMillis();\n\u00a0 \u00a0 \u00a0 \u00a0 log.info(&quot;MySpringListener\u542f\u52a8\u5f00\u59cb {}&quot;,\u00a0LocalTime.now());\n\u00a0 \u00a0 }\n\u00a0 \u00a0\u00a0@Override\n\u00a0 \u00a0\u00a0public\u00a0void\u00a0environmentPrepared(ConfigurableEnvironment environment){\n\u00a0 \u00a0 \u00a0 \u00a0 log.info(&quot;MySpringListener\u73af\u5883\u51c6\u5907 \u51c6\u5907\u8017\u65f6\uff1a{}\u6beb\u79d2&quot;, (System.currentTimeMillis() - startTime));\n\u00a0 \u00a0 \u00a0 \u00a0 startTime =\u00a0System.currentTimeMillis();\n\u00a0 \u00a0 }\n\u00a0 \u00a0\u00a0@Override\n\u00a0 \u00a0\u00a0public\u00a0void\u00a0contextPrepared(ConfigurableApplicationContext context){\n\u00a0 \u00a0 \u00a0 \u00a0 log.info(&quot;MySpringListener\u4e0a\u4e0b\u6587\u51c6\u5907 \u8017\u65f6\uff1a{}\u6beb\u79d2&quot;, (System.currentTimeMillis() - startTime));\n\u00a0 \u00a0 \u00a0 \u00a0 startTime =\u00a0System.currentTimeMillis();\n\u00a0 \u00a0 }\n\u00a0 \u00a0\u00a0@Override\n\u00a0 \u00a0\u00a0public\u00a0void\u00a0contextLoaded(ConfigurableApplicationContext context){\n\u00a0 \u00a0 \u00a0 \u00a0 log.info(&quot;MySpringListener\u4e0a\u4e0b\u6587\u8f7d\u5165 \u8017\u65f6\uff1a{}\u6beb\u79d2&quot;, (System.currentTimeMillis() - startTime));\n\u00a0 \u00a0 \u00a0 \u00a0 startTime =\u00a0System.currentTimeMillis();\n\u00a0 \u00a0 }\n\u00a0 \u00a0@Override\n\u00a0 \u00a0public\u00a0void\u00a0finished(ConfigurableApplicationContext context, Throwable exception){\n\u00a0 \u00a0 \u00a0 \u00a0 log.info(&quot;MySpringListener\u7ed3\u675f \u8017\u65f6\uff1a{}\u6beb\u79d2&quot;, (System.currentTimeMillis() - startTime));\n\u00a0 \u00a0 \u00a0 \u00a0 startTime =\u00a0System.currentTimeMillis();\n\u00a0 \u00a0 }\n}\n<\/code><\/pre>\n<p>\u63a5\u7740\u8fd8\u9700\u8981\u5728classpath\/META-INF\u76ee\u5f55\u4e0b\u65b0\u5efaspring.factories\u6587\u4ef6\uff0c\u5e76\u6dfb\u52a0\u5982\u4e0b\u6587\u4ef6\u5185\u5bb9\uff1a<\/p>\n<pre><code>org.springframework.boot.SpringApplicationRunListener=com.vivo.internet.gameactivity.api.web.MySpringApplicationRunListener\n<\/code><\/pre>\n<p>\u81f3\u6b64\uff0c\u501f\u52a9Listener\u673a\u5236\uff0c\u6211\u4eec\u80fd\u591f\u8ffd\u8e2aSpring Boot\u542f\u52a8\u5404\u9636\u6bb5\u7684\u8017\u65f6\u5206\u5e03\uff0c\u4e3a\u540e\u7eed\u6027\u80fd\u4f18\u5316\u63d0\u4f9b\u6570\u636e\u652f\u6491\u3002<\/p>\n<p><img decoding=\"async\"   referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000046725404\" alt=\"\u56fe\u7247\" title=\"\u56fe\u7247\" loading=\"lazy\"><\/p>\n<p>contextLoaded\u4e8b\u4ef6\u662f\u5728run\u65b9\u6cd5\u4e2d\u7684prepareContext()\u7ed3\u675f\u65f6\u8c03\u7528\u7684\uff0c\u56e0\u6b64contextLoaded\u4e8b\u4ef6\u548cfinished\u4e8b\u4ef6\u4e4b\u95f4\u4ec5\u5b58\u5728\u4e24\u4e2a\u8bed\u53e5\uff1arefreshContext(context)\u548cafterRefresh<\/p>\n<p>(context,applicationArguements)\u6d88\u8017\u4e86285\u79d2\u7684\u65f6\u95f4\uff0c\u8c03\u8bd5\u4e00\u4e0b\u5c31\u80fd\u53d1\u73b0\u4e3b\u8981\u8017\u65f6\u5728refreshContext()\u4e2d\u3002<\/p>\n<h2>\u4e09\u3001AbstractApplicationContext#refresh<\/h2>\n<p>refreshContext()\u6700\u7ec8\u8c03\u7528\u5230org.spring-framework.context.support.AbstractApplicationContext#refresh\u65b9\u6cd5\u4e2d\uff0c\u8fd9\u4e2a\u65b9\u6cd5\u4e3b\u8981\u662fbeanFactory\u7684\u9884\u51c6\u5907\u3001\u5bf9beanFactory\u5b8c\u6210\u521b\u5efa\u5e76\u8fdb\u884c\u540e\u7f6e\u5904\u7406\u3001\u5411\u5bb9\u5668\u6dfb\u52a0bean\u5e76\u4e14\u7ed9bean\u6dfb\u52a0\u5c5e\u6027\u3001\u5b9e\u4f8b\u5316\u6240\u6709bean\u3002\u901a\u8fc7\u8c03\u8bd5\u53d1\u73b0\uff0cfinishBeanFactoryInitialization(beanFactory) \u65b9\u6cd5\u8017\u65f6\u6700\u4e45\u3002\u8be5\u65b9\u6cd5\u8d1f\u8d23\u5b9e\u4f8b\u5316\u5bb9\u5668\u4e2d\u6240\u6709\u7684\u5355\u4f8b Bean\uff0c\u662f\u542f\u52a8\u6027\u80fd\u7684\u5173\u952e\u5f71\u54cd\u70b9\u3002<\/p>\n<h2>\u56db\u3001\u627e\u51fa\u5b9e\u4f8b\u5316\u8017\u65f6\u7684Bean<\/h2>\n<p>Spring Boot\u4e5f\u662f\u5229\u7528\u7684Spring\u7684\u52a0\u8f7d\u6d41\u7a0b\u3002\u5728Spring\u4e2d\u53ef\u4ee5\u5b9e\u73b0InstantiationAwareBeanPost-<\/p>\n<p>Processor\u63a5\u53e3\u53bb\u5728Bean\u7684\u5b9e\u4f8b\u5316\u548c\u521d\u59cb\u5316\u7684\u8fc7\u7a0b\u4e2d\u52a0\u5165\u6269\u5c55\u70b9\u3002\u56e0\u6b64\u6211\u4eec\u53ef\u4ee5\u5b9e\u73b0\u8be5\u63a5\u53e3\u5e76\u6dfb\u52a0\u81ea\u5df1\u7684\u6269\u5c55\u70b9\u627e\u5230\u5904\u7406\u8017\u65f6\u7684Bean\u3002<\/p>\n<pre><code>@Service\npublic\u00a0class\u00a0TimeCostCalBeanPostProcessor\u00a0implements\u00a0InstantiationAwareBeanPostProcessor\u00a0{\n\u00a0 \u00a0\u00a0private\u00a0Map&lt;String,\u00a0Long&gt; costMap =\u00a0Maps.newConcurrentMap();\n\n\u00a0 \u00a0\u00a0@Override\n\u00a0 \u00a0\u00a0public\u00a0Object\u00a0postProcessBeforeInstantiation(Class&lt;?&gt; beanClass,\u00a0String\u00a0beanName) throws\u00a0BeansException\u00a0{\n\u00a0 \u00a0 \u00a0 \u00a0\u00a0if\u00a0(!costMap.containsKey(beanName)) {\n\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 costMap.put(beanName,\u00a0System.currentTimeMillis());\n\u00a0 \u00a0 \u00a0 \u00a0 }\n\u00a0 \u00a0 \u00a0 \u00a0\u00a0return\u00a0null;\n\u00a0 \u00a0 }\n\u00a0 \u00a0\u00a0@Override\n\u00a0 \u00a0\u00a0public\u00a0boolean\u00a0postProcessAfterInstantiation(Object\u00a0bean,\u00a0String\u00a0beanName) throws\u00a0BeansException\u00a0{\n\u00a0 \u00a0 \u00a0 \u00a0\u00a0return\u00a0true;\n\u00a0 \u00a0 }\n\u00a0 \u00a0\u00a0@Override\n\u00a0 \u00a0\u00a0public\u00a0PropertyValues\u00a0postProcessPropertyValues(PropertyValues\u00a0pvs,\u00a0PropertyDescriptor[] pds,\u00a0Object\u00a0bean,\u00a0String\u00a0beanName) throws\u00a0BeansException\u00a0{\n\u00a0 \u00a0 \u00a0 \u00a0\u00a0return\u00a0pvs;\n\u00a0 \u00a0 }\n\u00a0 \u00a0\u00a0@Override\n\u00a0 \u00a0\u00a0public\u00a0Object\u00a0postProcessBeforeInitialization(Object\u00a0bean,\u00a0String\u00a0beanName) throws\u00a0BeansException\u00a0{\n\u00a0 \u00a0 \u00a0 \u00a0\u00a0return\u00a0bean;\n\u00a0 \u00a0 }\n\u00a0 \u00a0\u00a0@Override\n\u00a0 \u00a0\u00a0public\u00a0Object\u00a0postProcessAfterInitialization(Object\u00a0bean,\u00a0String\u00a0beanName) throws\u00a0BeansException\u00a0{\n\u00a0 \u00a0 \u00a0 \u00a0 \u00a0if\u00a0(costMap.containsKey(beanName)) {\n\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0\u00a0Long\u00a0start = costMap.get(beanName);\n\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 long cost =\u00a0System.currentTimeMillis() - start;\n\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0\u00a0\/\/ \u53ea\u6253\u5370\u8017\u65f6\u957f\u7684bean\n\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0if\u00a0(cost &gt;\u00a05000) {\n\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0\u00a0System.out.println(&quot;bean: &quot;\u00a0+ beanName +\u00a0&quot;\/ttime: &quot;\u00a0+ cost +\u00a0&quot;ms&quot;);\n\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 }\n\u00a0 \u00a0 \u00a0 \u00a0 }\n\u00a0 \u00a0 \u00a0 \u00a0 \u00a0return\u00a0bean;\n\u00a0 \u00a0 }\n}\n<\/code><\/pre>\n<p>\u5177\u4f53\u539f\u7406\u5c31\u662f\u5728Bean\u5f00\u59cb\u5b9e\u4f8b\u5316\u4e4b\u524d\u8bb0\u5f55\u65f6\u95f4\uff0c\u5728Bean\u521d\u59cb\u5316\u5b8c\u6210\u540e\u8bb0\u5f55\u7ed3\u675f\u65f6\u95f4\uff0c\u6253\u5370\u5b9e\u4f8b\u5316\u5230\u521d\u59cb\u5316\u7684\u65f6\u95f4\u5dee\u83b7\u5f97Bean\u7684\u52a0\u8f7d\u603b\u4f53\u8017\u65f6\u3002\u7ed3\u679c\u5982\u56fe\uff1a<\/p>\n<p><img decoding=\"async\"   referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000046725405\" alt=\"\u56fe\u7247\" title=\"\u56fe\u7247\" loading=\"lazy\"><\/p>\n<p>\u53ef\u4ee5\u770b\u5230\u6709\u8bb8\u591a\u8017\u65f6\u572810\u79d2\u4ee5\u4e0a\u7684\u7c7b\uff0c\u63a5\u4e0b\u6765\u53ef\u4ee5\u9488\u5bf9\u6027\u7684\u505a\u4f18\u5316\u3002\u503c\u5f97\u6ce8\u610f\u7684\u662f\uff0c\u7edf\u8ba1\u65b9\u5f0f\u4e3a\u5355\u70b9\u8017\u65f6\u8ba1\u7b97\uff0c\u672a\u8003\u8651\u4f9d\u8d56\u94fe\u4e0a\u4e0b\u6587\u5bf9\u6574\u4f53\u52a0\u8f7d\u987a\u5e8f\u7684\u5f71\u54cd\uff0c\u5b9e\u9645\u4f18\u5316\u8fd8\u9700\u7ed3\u5408\u4f9d\u8d56\u5173\u7cfb\u5206\u6790\u3002<\/p>\n<h2>\u4e94\u3001singletonDataSource<\/h2>\n<pre><code>@Bean(name = &quot;singletonDataSource&quot;)\npublic\u00a0DataSource\u00a0singletonDataSource(DefaultDataSourceWrapper dataSourceWrapper)\u00a0throws\u00a0SQLException {\n\u00a0 \u00a0\u00a0\/\/\u5148\u521d\u59cb\u5316\u8fde\u63a5\n\u00a0 \u00a0 dataSourceWrapper.getMaster().init();\n\u00a0 \u00a0\u00a0\/\/\u6784\u5efa\u5206\u5e93\u5206\u8868\u6570\u636e\u6e90\n\u00a0 \u00a0\u00a0String\u00a0dataSource0\u00a0=\u00a0&quot;ds0&quot;;\n\u00a0 \u00a0 Map&lt;String, DataSource&gt; dataSourceMap =\u00a0new\u00a0HashMap&lt;&gt;();\n\u00a0 \u00a0 dataSourceMap.put(dataSource0, dataSourceWrapper.getMaster());\n\u00a0 \u00a0\u00a0\/\/\u5206\u5e93\u5206\u8868\u6570\u636e\u6e90\n\u00a0 \u00a0\u00a0DataSource\u00a0shardingDataSource\u00a0=\u00a0ShardingDataSourceFactory.createDataSource\n\u00a0 \u00a0 (dataSourceMap,shardingRuleConfiguration, prop);\n\u00a0 \u00a0\u00a0return\u00a0shardingDataSource; \u00a0 \u00a0\n\u00a0 \u00a0 }\n<\/code><\/pre>\n<p>singletonDataSource\u662f\u4e00\u4e2a\u5206\u5e93\u5206\u8868\u7684\u6570\u636e\u6e90\uff0c\u8fde\u63a5\u6c60\u91c7\u7528\u7684\u662fDruid\uff0c\u5206\u5e93\u5206\u8868\u7ec4\u4ef6\u91c7\u7528\u7684\u662f\u516c\u53f8\u5185\u90e8\u4f18\u5316\u540e\u7684\u4e2d\u95f4\u4ef6\u3002\u901a\u8fc7\u7b80\u5355\u8c03\u8bd5\u4ee3\u7801\u53d1\u73b0\uff0c\u6574\u4e2aBean\u8017\u65f6\u7684\u8fc7\u7a0b\u53d1\u751f\u5728createDataSource\u65b9\u6cd5\uff0c\u8be5\u65b9\u6cd5\u4e2d\u4f1a\u8c03\u7528createMetaData\u65b9\u6cd5\u53bb\u83b7\u53d6\u6570\u636e\u8868\u7684\u5143\u6570\u636e\uff0c\u6700\u7ec8\u8fd0\u884c\u5230loadDefaultTables\u65b9\u6cd5\u3002\u8be5\u65b9\u6cd5\u5982\u4e0b\u56fe\uff0c\u4f1a\u904d\u5386\u6570\u636e\u5e93\u4e2d\u6240\u6709\u7684\u8868\u3002\u56e0\u6b64\u6570\u636e\u5e93\u4e2d\u8868\u8d8a\u591a\uff0c\u6574\u4f53\u5c31\u8d8a\u8017\u65f6\u3002<\/p>\n<p><img decoding=\"async\"   referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000046725406\" alt=\"\u56fe\u7247\" title=\"\u56fe\u7247\" loading=\"lazy\"><\/p>\n<p>\u7b14\u8005\u7684\u6d4b\u8bd5\u73af\u5883\u6570\u636e\u5e93\u4e2d\u6709\u5f88\u591a\u7684\u5206\u8868\uff0c\u8fd9\u4e9b\u5206\u8868\u4e3a\u4e86\u548c\u7ebf\u4e0a\u4fdd\u6301\u4e00\u81f4\uff0c\u5206\u8868\u7684\u6570\u91cf\u90fd\u548c\u7ebf\u4e0a\u662f\u4e00\u6837\u7684\u3002<\/p>\n<p><img decoding=\"async\"   referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000046725407\" alt=\"\u56fe\u7247\" title=\"\u56fe\u7247\" loading=\"lazy\"><\/p>\n<p>\u56e0\u6b64\u5728\u6d4b\u8bd5\u73af\u5883\u542f\u52a8\u65f6\uff0c\u4e3a\u4e86\u52a0\u8f7d\u8fd9\u4e9b\u5206\u8868\u4f1a\u66f4\u52a0\u7684\u8017\u65f6\u3002\u53ef\u901a\u8fc7\u5c06\u5206\u8868\u6570\u91cf\u914d\u7f6e\u5316\uff0c\u4f7f\u6d4b\u8bd5\u73af\u5883\u5728\u4e0d\u5f71\u54cd\u529f\u80fd\u9a8c\u8bc1\u7684\u524d\u63d0\u4e0b\u51cf\u5c11\u5206\u8868\u6570\u91cf\uff0c\u4ece\u800c\u52a0\u5feb\u542f\u52a8\u901f\u5ea6\u3002<\/p>\n<h2>\u516d\u3001\u521d\u59cb\u5316\u5f02\u6b65<\/h2>\n<p>activityServiceImpl\u542f\u52a8\u4e2d\uff0c\u4e3b\u8981\u4f1a\u8fdb\u884c\u6d3b\u52a8\u4fe1\u606f\u7684\u67e5\u8be2\u521d\u59cb\u5316\uff0c\u8fd9\u662f\u4e00\u4e2a\u8017\u65f6\u7684\u64cd\u4f5c\u3002\u7c7b\u4f3c\u540c\u6837\u7684\u64cd\u4f5c\u5728\u5de5\u7a0b\u7684\u5176\u4ed6\u7c7b\u4e2d\u4e5f\u5b58\u5728\u3002<\/p>\n<pre><code>@Service\npublic\u00a0class\u00a0ActivityServiceImpl\u00a0implements\u00a0ActivityService, InitializingBean{\n\u00a0 \u00a0 \u00a0\/\/ \u7701\u7565\u65e0\u5173\u4ee3\u7801\n\u00a0 \u00a0 \u00a0@Override\n\u00a0 \u00a0 \u00a0public\u00a0void\u00a0afterPropertiesSet()\u00a0throws\u00a0Exception {\n\u00a0 \u00a0 \u00a0 \u00a0 initActivity();\n\u00a0 \u00a0 }\n\u00a0 \u00a0 \u00a0\/\/ \u7701\u7565\u65e0\u5173\u4ee3\u7801\n}\n<\/code><\/pre>\n<p>\u53ef\u4ee5\u901a\u8fc7\u5c06afterPropertiesSet()\u5f02\u6b65\u5316\u7684\u65b9\u5f0f\u52a0\u901f\u9879\u76ee\u7684\u542f\u52a8\u3002<\/p>\n<p>\u89c2\u5bdfSpring\u6e90\u7801\u53ef\u4ee5\u6ce8\u610f\u5230afterPropertiesSet\u65b9\u6cd5\u662f\u5728AbstractAutowireCapableBeanFactory#<\/p>\n<p>invokeInitMethods\u4e2d\u8c03\u7528\u7684\u3002\u5728\u8fd9\u4e2a\u65b9\u6cd5\u4e2d\uff0c\u4e0d\u5149\u5904\u7406\u4e86afterPropertiesSet\u65b9\u6cd5\uff0c\u4e5f\u5904\u7406\u4e86init-method\u3002<\/p>\n<p>\u56e0\u6b64\u6211\u4eec\u53ef\u4ee5\u5199\u4e00\u4e2a\u81ea\u5df1\u7684BeanFactory\u7ee7\u627fAbstractAutowireCapableBeanFactory\uff0c\u5c06invokeInitMethods\u65b9\u6cd5\u8fdb\u884c\u5f02\u6b65\u5316\u91cd\u5199\u3002\u8003\u8651\u5230AbstractAutowireCapableBeanFactory\u662f\u4e2a\u62bd\u8c61\u7c7b\uff0c\u6709\u989d\u5916\u7684\u62bd\u8c61\u65b9\u6cd5\u9700\u8981\u5b9e\u73b0\uff0c\u56e0\u6b64\u7ee7\u627f\u8be5\u62bd\u8c61\u7c7b\u7684\u5b50\u7c7bDefaultListableBeanFactory\u3002\u5177\u4f53\u5b9e\u73b0\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n<pre><code>public\u00a0class\u00a0AsyncInitListableBeanFactory\u00a0extends\u00a0DefaultListableBeanFactory{\n\u00a0 \u00a0 \u00a0public\u00a0AsyncInitBeanFactory(ConfigurableListableBeanFactory beanFactory){\n\u00a0 \u00a0 \u00a0 \u00a0 \u00a0super(beanFactory);\n\u00a0 \u00a0 }\n\u00a0 \u00a0 \u00a0@Override\n\u00a0 \u00a0 \u00a0protected\u00a0void\u00a0invokeInitMethods(String beanName, Object bean, RootBeanDefinition mbd)throws\u00a0Throwable {\n\u00a0 \u00a0 \u00a0 \u00a0\u00a0if\u00a0(beanName.equals(&quot;activityServiceImpl&quot;)) {\n\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 AsyncTaskExecutor.submitTask(() -&gt; {\n\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0\u00a0try\u00a0{\n\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0\u00a0super.invokeInitMethods(beanName, bean, mbd);\n\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 }\u00a0catch\u00a0(Throwable throwable) {\n\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 throwable.printStackTrace();\n\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 }\n\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 });\n\u00a0 \u00a0 \u00a0 \u00a0 }\u00a0else\u00a0{\n\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0\u00a0super.invokeInitMethods(beanName, bean, mbd);\n\u00a0 \u00a0 \u00a0 \u00a0 }\n\u00a0 \u00a0 }\n}\n<\/code><\/pre>\n<p>\u53c8\u56e0\u4e3aSpring\u5728refreshContext()\u65b9\u6cd5\u4e4b\u524d\u7684prepareContext()\u53d1\u653e\u4e2d\u9488\u5bf9initialize\u65b9\u6cd5\u63d0\u4f9b\u4e86\u63a5\u53e3\u6269\u5c55(applyInitializers())\u3002\u56e0\u6b64\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u5b9e\u73b0\u8be5\u63a5\u53e3\u5e76\u5c06\u6211\u4eec\u7684\u65b0\u7684BeanFactory\u901a\u8fc7\u53cd\u5c04\u7684\u65b9\u5f0f\u66f4\u65b0\u5230Spring\u7684\u521d\u59cb\u5316\u6d41\u7a0b\u4e4b\u524d\u3002<\/p>\n<pre><code>public\u00a0interface\u00a0ApplicationContextInitializer&lt;C\u00a0extends\u00a0ConfigurableApplicationContext&gt; {\n\u00a0 \u00a0 \u00a0\/**\n\u00a0 \u00a0 \u00a0* Initialize the given application context.\n\u00a0 \u00a0 \u00a0* @param applicationContext the application to configure\n\u00a0 \u00a0 \u00a0*\/\n\u00a0 \u00a0\u00a0void\u00a0initialize(C applicationContext);\n\n}\n<\/code><\/pre>\n<p>\u6539\u9020\u540e\u7684\u4ee3\u7801\u5982\u4e0b\uff0c\u65b0\u589eAsyncAccelerate-<\/p>\n<p>Initializer\u7c7b\u5b9e\u73b0ApplicationContextInitializer\u63a5\u53e3\uff1a<\/p>\n<pre><code>public\u00a0class\u00a0AsyncBeanFactoryInitializer\u00a0implements\u00a0ApplicationContextInitializer&lt;ConfigurableApplicationContext&gt; {\n\u00a0 \u00a0 @SneakyThrows\n\u00a0 \u00a0 @Override\n\u00a0 \u00a0\u00a0public\u00a0void\u00a0initialize(ConfigurableApplicationContext applicationContext){\n\u00a0 \u00a0 \u00a0 \u00a0\u00a0if\u00a0(applicationContext instanceof GenericApplicationContext) {\n\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 AsyncInitListableBeanFactory beanFactory =\u00a0new\u00a0AsyncInitListableBeanFactory(applicationContext.getBeanFactory());\n\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 Field field = GenericApplicationContext.class.getDeclaredField(&quot;beanFactory&quot;);\n\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 field.setAccessible(true);\n\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 field.set(applicationContext, beanFactory);\n\u00a0 \u00a0 \u00a0 \u00a0 }\n\u00a0 \u00a0 }\n}\npublic\u00a0class\u00a0AsyncBeanInitExecutor{\n\u00a0 \u00a0\u00a0private\u00a0static\u00a0final\u00a0int\u00a0CPU_COUNT = Runtime.getRuntime().availableProcessors();\n\u00a0 \u00a0\u00a0private\u00a0static\u00a0final AtomicReference&lt;ThreadPoolExecutor&gt; THREAD_POOL_REF =\u00a0new\u00a0AtomicReference&lt;&gt;();\n\u00a0 \u00a0\u00a0private\u00a0static\u00a0final List&lt;Future&lt;?&gt;&gt; FUTURES =\u00a0new\u00a0ArrayList&lt;&gt;();\n\u00a0 \u00a0 \u00a0\/**\n\u00a0 \u00a0 \u00a0 * \u521b\u5efa\u7ebf\u7a0b\u6c60\u5b9e\u4f8b\n\u00a0 \u00a0 \u00a0 *\/\n\u00a0 \u00a0 \u00a0private\u00a0static\u00a0ThreadPoolExecutor\u00a0createThreadPoolExecutor(){\n\u00a0 \u00a0 \u00a0 \u00a0 \u00a0int\u00a0poolSize = CPU_COUNT +\u00a01;\n\u00a0 \u00a0 \u00a0 \u00a0 \u00a0return\u00a0new\u00a0ThreadPoolExecutor(poolSize, poolSize,\u00a050L, TimeUnit.SECONDS,\u00a0new\u00a0LinkedBlockingQueue&lt;&gt;(),\u00a0new\u00a0ThreadPoolExecutor.CallerRunsPolicy()\n\u00a0 \u00a0 \u00a0 \u00a0 );\n\u00a0 \u00a0 }\n\u00a0 \u00a0\u00a0\/**\n\u00a0 \u00a0 \u00a0* \u786e\u4fdd\u7ebf\u7a0b\u6c60\u5df2\u521d\u59cb\u5316\uff08\u7ebf\u7a0b\u5b89\u5168\uff09\n\u00a0 \u00a0 \u00a0*\/\n\u00a0 \u00a0 \u00a0private\u00a0static\u00a0void\u00a0ensureThreadPoolExists(){\n\u00a0 \u00a0 \u00a0 \u00a0 \u00a0if\u00a0(THREAD_POOL_REF.get() !=\u00a0null) {\n\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0\u00a0return;\n\u00a0 \u00a0 \u00a0 \u00a0 }\n\u00a0 \u00a0 \u00a0 \u00a0 ThreadPoolExecutor executor = createThreadPoolExecutor();\n\u00a0 \u00a0 \u00a0 \u00a0 \u00a0if\u00a0(!THREAD_POOL_REF.compareAndSet(null, executor)) {\n\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 executor.shutdown();\u00a0\/\/ \u53e6\u4e00\u7ebf\u7a0b\u5df2\u521d\u59cb\u5316\u6210\u529f\n\u00a0 \u00a0 \u00a0 \u00a0 }\n\u00a0 \u00a0 }\n\u00a0 \u00a0\u00a0\/**\n\u00a0 \u00a0 \u00a0* \u63d0\u4ea4\u5f02\u6b65\u521d\u59cb\u5316\u4efb\u52a1\n\u00a0 \u00a0 \u00a0*\n\u00a0 \u00a0 \u00a0* @param task \u521d\u59cb\u5316\u4efb\u52a1\n\u00a0 \u00a0 \u00a0* @return \u63d0\u4ea4\u540e\u7684 Future \u5bf9\u8c61\n\u00a0 \u00a0 \u00a0*\/\n\u00a0 \u00a0\u00a0public\u00a0static\u00a0Future&lt;?&gt; submitInitTask(Runnable task) {\n\u00a0 \u00a0 \u00a0 \u00a0 ensureThreadPoolExists();\n\u00a0 \u00a0 \u00a0 \u00a0 Future&lt;?&gt; future = THREAD_POOL_REF.get().submit(task);\n\u00a0 \u00a0 \u00a0 \u00a0 FUTURES.add(future);\n\u00a0 \u00a0 \u00a0 \u00a0\u00a0return\u00a0future;\n\u00a0 \u00a0 }\n\u00a0 \u00a0\u00a0\/**\n\u00a0 \u00a0 \u00a0* \u7b49\u5f85\u6240\u6709\u521d\u59cb\u5316\u4efb\u52a1\u5b8c\u6210\u5e76\u91ca\u653e\u8d44\u6e90\n\u00a0 \u00a0 \u00a0*\/\n\u00a0 \u00a0\u00a0public\u00a0static\u00a0void\u00a0waitForInitTasks(){\n\u00a0 \u00a0 \u00a0 \u00a0\u00a0try\u00a0{\n\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0\u00a0for\u00a0(Future&lt;?&gt; future : FUTURES) {\n\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 future.get();\n\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 }\n\u00a0 \u00a0 \u00a0 \u00a0 }\u00a0catch\u00a0(Exception ex) {\n\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0\u00a0throw\u00a0new\u00a0RuntimeException(&quot;Async init task failed&quot;, ex);\n\u00a0 \u00a0 \u00a0 \u00a0 }\u00a0finally\u00a0{\n\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 FUTURES.clear();\n\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 shutdownThreadPool();\n\u00a0 \u00a0 \u00a0 \u00a0 }\n\u00a0 \u00a0 }\n\u00a0 \u00a0 \u00a0\/**\n\u00a0 \u00a0 \u00a0* \u5173\u95ed\u7ebf\u7a0b\u6c60\u5e76\u91cd\u7f6e\u5f15\u7528\n\u00a0 \u00a0 \u00a0*\/\n\u00a0 \u00a0 \u00a0private\u00a0static\u00a0void\u00a0shutdownThreadPool(){\n\u00a0 \u00a0 \u00a0 \u00a0 ThreadPoolExecutor executor = THREAD_POOL_REF.getAndSet(null);\n\u00a0 \u00a0 \u00a0 \u00a0 \u00a0if\u00a0(executor !=\u00a0null) {\n\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 executor.shutdown();\n\u00a0 \u00a0 \u00a0 \u00a0 }\n\u00a0 \u00a0 }\n}\n<\/code><\/pre>\n<p>\u5b9e\u73b0\u7c7b\u540e\uff0c\u8fd8\u9700\u8981\u5728META-INF\/spring.factories\u4e0b\u65b0\u589e\u8bf4\u660eorg.springframework.context.<\/p>\n<p>ApplicationContextInitializer=com.xxx.AsyncAccelerateInitializer\uff0c\u8fd9\u6837\u8fd9\u4e2a\u7c7b\u624d\u80fd\u771f\u6b63\u751f\u6548\u3002<\/p>\n<p>\u8fd9\u6837\u5f02\u6b65\u5316\u4ee5\u540e\u8fd8\u6709\u4e00\u4e2a\u70b9\u9700\u8981\u6ce8\u610f\uff0c\u5982\u679c\u8be5\u521d\u59cb\u5316\u65b9\u6cd5\u6267\u884c\u8017\u65f6\u5f88\u957f\uff0c\u90a3\u4e48\u4f1a\u5b58\u5728Spring\u5bb9\u5668\u5df2\u7ecf\u542f\u52a8\u5b8c\u6210\uff0c\u4f46\u662f\u5f02\u6b65\u521d\u59cb\u5316\u4efb\u52a1\u6ca1\u6267\u884c\u5b8c\u7684\u60c5\u51b5\uff0c\u53ef\u80fd\u4f1a\u5bfc\u81f4\u7a7a\u6307\u9488\u7b49\u5f02\u5e38\u3002\u4e3a\u4e86\u907f\u514d\u8fd9\u79cd\u95ee\u9898\u7684\u53d1\u751f\uff0c\u8fd8\u8981\u501f\u52a9\u4e8eSpring\u5bb9\u5668\u542f\u52a8\u4e2dfinishRefresh()\u65b9\u6cd5\uff0c\u76d1\u542c\u5bf9\u5e94\u4e8b\u4ef6\uff0c\u786e\u4fdd\u5f02\u6b65\u4efb\u52a1\u6267\u884c\u5b8c\u6210\u4e4b\u540e\uff0c\u518d\u542f\u52a8\u5bb9\u5668\u3002<\/p>\n<pre><code>public\u00a0class\u00a0AsyncInitCompletionListener\u00a0implements\u00a0ApplicationListener&lt;ContextRefreshedEvent&gt;, ApplicationContextAware, PriorityOrdered{\n\u00a0 \u00a0\u00a0private\u00a0ApplicationContext currentContext;\n\u00a0 \u00a0\u00a0@Override\n\u00a0 \u00a0\u00a0public\u00a0void\u00a0setApplicationContext(ApplicationContext applicationContext)throws\u00a0BeansException {\n\u00a0 \u00a0 \u00a0 \u00a0 \u00a0this.currentContext = applicationContext;\n\u00a0 \u00a0 }\n\u00a0 \u00a0\u00a0@Override\n\u00a0 \u00a0\u00a0public\u00a0void\u00a0onApplicationEvent(ContextRefreshedEvent event){\n\u00a0 \u00a0 \u00a0 \u00a0\u00a0if\u00a0(event.getApplicationContext() == currentContext) {\n\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 AsyncBeanInitExecutor.waitForInitTasks();\n\u00a0 \u00a0 \u00a0 \u00a0 }\n\u00a0 \u00a0 }\n\u00a0 \u00a0\u00a0@Override\n\u00a0 \u00a0\u00a0public\u00a0int\u00a0getOrder(){\n\u00a0 \u00a0 \u00a0 \u00a0 \u00a0return\u00a0Ordered.HIGHEST_PRECEDENCE;\n\u00a0 \u00a0 }\n}\n<\/code><\/pre>\n<h2>\u4e03\u3001\u603b\u7ed3<\/h2>\n<p>\u542f\u52a8\u4f18\u5316\u540e\u7684\u9879\u76ee\u5b9e\u9645\u6d4b\u8bd5\u7ed3\u679c\u5982\u4e0b\uff1a<\/p>\n<p><img decoding=\"async\"   referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000046725408\" alt=\"\u56fe\u7247\" title=\"\u56fe\u7247\" loading=\"lazy\"><\/p>\n<p>\u901a\u8fc7\u5f02\u6b65\u5316\u521d\u59cb\u5316\u548c\u5206\u5e93\u5206\u8868\u52a0\u8f7d\u4f18\u5316\uff0c\u9879\u76ee\u542f\u52a8\u65f6\u95f4\u4ece 280 \u79d2\u7f29\u77ed\u81f3 159 \u79d2\uff0c\u63d0\u5347\u7ea6 50%\u3002\u8fd9\u5bf9\u4e8e\u63d0\u5347\u65e5\u5e38\u5f00\u53d1\u6548\u7387\u3001\u52a0\u5feb\u6d4b\u8bd5\u4e0e\u8054\u8c03\u6d41\u7a0b\u5177\u6709\u91cd\u8981\u610f\u4e49\u3002<\/p>\n<p><a href=\"https:\/\/segmentfault.com\/a\/1190000046725401\">https:\/\/segmentfault.com\/a\/1190000046725401<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4f5c\u8005\uff1avivo \u4e92\u8054\u7f51\u670d\u52a1\u5668\u56e2\u961f- Liu Di \u672c\u6587\u7cfb\u7edf\u6027\u5206\u6790\u5e76\u4f18\u5316\u4e86\u4e00\u4e2aSpring Boot\u9879\u76ee\u542f\u52a8\u8017\u65f6 [&hellip;]<\/p>\n","protected":false},"author":7,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[4],"tags":[],"class_list":["post-10020835","post","type-post","status-publish","format-standard","hentry","category-share"],"jetpack_sharing_enabled":true,"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/itmax.cn\/index.php?rest_route=\/wp\/v2\/posts\/10020835","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/itmax.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/itmax.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/itmax.cn\/index.php?rest_route=\/wp\/v2\/users\/7"}],"replies":[{"embeddable":true,"href":"https:\/\/itmax.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=10020835"}],"version-history":[{"count":0,"href":"https:\/\/itmax.cn\/index.php?rest_route=\/wp\/v2\/posts\/10020835\/revisions"}],"wp:attachment":[{"href":"https:\/\/itmax.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=10020835"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/itmax.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=10020835"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/itmax.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=10020835"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}