Spring MVC 根上下文 call hierarchy

本文详细解析了SpringMVC在Web应用启动时的初始化过程,包括根上下文的加载及BeanDefinition的载入等关键步骤。

上一篇文章主要是介绍了Spring mvc上下文的初始化过程,对于父子容器如何被初始化没有仔细讲。下面根容器的call hierarchy 是自己在阅读源代码自己做的笔记,放当wiki上,做个记录。


当Web应用启动时,contextInitialized方法会执行载入根上下文(IOC容器):

ContextLoaderListener.contextInitialized(ServletContextEvent event) 

 
->ContextLoader.initWebApplicationContext(ServletContext servletContext)

 
->ContextLoader.createWebApplicationContext(ServletContext sc) - - - - - 如果web.xml里没指定类型,默认是XmlWebAppalication

 
->ContextLoader.configureAndRefreshWebApplicationContext(ConfigurableWebApplicationContext wac, ServletContext sc)  - - - - - -  配置和初始化 webApplicationContext

 
->ConfigurableWebApplicationContext.refresh() - - - - -  ConfigurableWebApplicationContext是接口

 
->AbstractApplicationContext.refresh() - - - - - 启动 容器初始化

 
->AbstractApplicationContext.obtainFreshBeanFactory() - - - - -  创建BeanFactory,开始容器的初始化过程,比如BeanDefinition的载入

 
->AbstractRefreshableApplicationContext.refreshBeanFactory() - - - - - 在这里创建了BeanFactory(DefaultListableBeanFactory)。然后开始loadBeanDefinitions,这是一个抽象方法,实际的载入是在XmlWebApplicationContext类里。

 
->XmlWebApplicationContext.loadBeanDefinitions(DefaultListableBeanFactory beanFactory) - - - -创建一个XmlBeanDefinitionReader,并启动bean定义信息的载入。

 
->XmlWebApplicationContext.loadBeanDefinitions(XmlBeanDefinitionReader reader) - - - 根据配置文件的locations,因为配置文件是xml的,所以使用的是XmlBeanDefinitionReader 。具体的载入过程是委托给BeanDefinitionReader完成的
 
->AbstractBeanDefinitionReader.loadBeanDefinitionReader - - - 这是一个抽象类,实际的载入是在XmlBeanDefinitionReader中实现的,抽象类是根据bean定义的xml配置文件的路径,生成resource。然后XmlBeanDefinitionReader根据resource开始具体载入BeanDefinition

 
->XmlBeanDefinitionReader.loadBeanDefinitionReader(Resource resource)
 
->XmlBeanDefinitionReader.loadBeanDefinitions(EncodedResource encodedResource) - - - 在读取器中,需要得到代表XML文件的resource,这个resource对象封装了对xml文件的IO操作,所以读取器可以在打开IO流后得到XML的文件对象。
 
->XmlBeanDefinitionReader.doLoadBeanDefinitions(InputSource inputSource, Resource resource) - - - -读取器在这里打开IO流后得到XML的文件Document对象(Document对象是通过XML解析器出来的,下面会再根据Spring Bean的规则再解析出BeanDefinition)。得到对象后就可以按照spring的Bean定义规则来对这个xml的文件档树进行解析了
 
->XmlBeanDefinitionReader.registerBeanDefinitions(Document doc, Resource resource) - - -这个方法启动对BeanDefinition的解析的详细过程,这个解析会使用到Spring的Bean的配置规则。具体的过程是有BeanDefinitionDocumentReader来完成的。
->BeanDefinitionDocumentReader.registerBeanDefinitions(Document doc, XmlReaderContext readerContext)
 
->DefaultBeanDefinitionDocumentReader.registerBeanDefinitions(Document doc, XmlReaderContext readerContext) - - - - -DefaultBeanDefinitionDocumentReader 是BeanDefinitionDocumentReader的实现类,registerBeanDefinitions方法开始按照Spring Bean的规则解析Document对象
 
->DefaultBeanDefinitionDocumentReader.doRegisterBeanDefinitions(Element root) - - -解析过程是由BeanDefinitionParserDelegate对象来完成的。

 
->DefaultBeanDefinitionDocumentReader.parseBeanDefinitions(Element root, BeanDefinitionParserDelegate delegate) 
->DefaultBeanDefinitionDocumentReader.parseDefaultElement(Element ele, BeanDefinitionParserDelegate delegate)
->DefaultBeanDefinitionDocumentReader.processBeanDefinition(Element ele, BeanDefinitionParserDelegate delegate)
 - - - - 解析的结果是由BeanDefinitionHolder来持有的,这个BeanDefinitionHolder对象封装了BeanDefinition,beanName,aliases等信息,用它来完成向IOC容器注册。

 
->BeanDefinitionParserDelegate.parseBeanDefinitionElement(Element ele) 
->BeanDefinitionParserDelegate.parseBeanDefinitionElement(Element ele, BeanDefinition containingBean)
->BeanDefinitionParserDelegate.parseBeanDefinitionElement(
               Element ele, String beanName, BeanDefinition containingBean) - - - 对xml配置文件中的配置的Bean进行详细解析,这里只是读取定义 的<bean>,并载入到BeanDefinition中去,这里不涉及对象的实例化过程,对象的实例化实际上是再依赖注入时完成的。
 

 

各个元素的具体解析过程 这里就不一一阐述了。

E:\jdk17\bin\java.exe -XX:TieredStopAtLevel=1 -Dspring.output.ansi.enabled=always -Dcom.sun.management.jmxremote -Dspring.jmx.enabled=true -Dspring.liveBeansView.mbeanDomain -Dspring.application.admin.enabled=true "-Dmanagement.endpoints.jmx.exposure.include=*" "-javaagent:E:\Java Web\IntelliJ IDEA 2023.3.1\lib\idea_rt.jar=55518:E:\Java Web\IntelliJ IDEA 2023.3.1\bin" -Dfile.encoding=UTF-8 -classpath "E:\web projects\StuInfoSystem-master\target\classes;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\org\webjars\bootstrap\4.0.0\bootstrap-4.0.0.jar;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\org\webjars\npm\popper.js\1.11.1\popper.js-1.11.1.jar;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\org\webjars\jquery\3.3.1\jquery-3.3.1.jar;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\org\springframework\boot\spring-boot-starter-jdbc\2.6.1\spring-boot-starter-jdbc-2.6.1.jar;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\org\springframework\boot\spring-boot-starter\2.6.1\spring-boot-starter-2.6.1.jar;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\org\springframework\boot\spring-boot\2.6.1\spring-boot-2.6.1.jar;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\org\springframework\boot\spring-boot-autoconfigure\2.6.1\spring-boot-autoconfigure-2.6.1.jar;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\org\springframework\boot\spring-boot-starter-logging\2.6.1\spring-boot-starter-logging-2.6.1.jar;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\ch\qos\logback\logback-classic\1.2.7\logback-classic-1.2.7.jar;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\ch\qos\logback\logback-core\1.2.7\logback-core-1.2.7.jar;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\org\apache\logging\log4j\log4j-to-slf4j\2.14.1\log4j-to-slf4j-2.14.1.jar;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\org\apache\logging\log4j\log4j-api\2.14.1\log4j-api-2.14.1.jar;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\org\slf4j\jul-to-slf4j\1.7.32\jul-to-slf4j-1.7.32.jar;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\org\yaml\snakeyaml\1.29\snakeyaml-1.29.jar;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\com\zaxxer\HikariCP\4.0.3\HikariCP-4.0.3.jar;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\org\slf4j\slf4j-api\1.7.32\slf4j-api-1.7.32.jar;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\org\springframework\spring-jdbc\5.3.13\spring-jdbc-5.3.13.jar;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\org\springframework\spring-beans\5.3.13\spring-beans-5.3.13.jar;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\org\springframework\spring-tx\5.3.13\spring-tx-5.3.13.jar;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\mysql\mysql-connector-java\8.0.11\mysql-connector-java-8.0.11.jar;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\org\springframework\boot\spring-boot-starter-thymeleaf\2.6.1\spring-boot-starter-thymeleaf-2.6.1.jar;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\org\thymeleaf\thymeleaf-spring5\3.0.9.RELEASE\thymeleaf-spring5-3.0.9.RELEASE.jar;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\org\thymeleaf\thymeleaf\3.0.9.RELEASE\thymeleaf-3.0.9.RELEASE.jar;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\org\attoparser\attoparser\2.0.4.RELEASE\attoparser-2.0.4.RELEASE.jar;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\org\unbescape\unbescape\1.1.5.RELEASE\unbescape-1.1.5.RELEASE.jar;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\org\thymeleaf\extras\thymeleaf-extras-java8time\3.0.4.RELEASE\thymeleaf-extras-java8time-3.0.4.RELEASE.jar;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\com\alibaba\druid\1.1.8\druid-1.1.8.jar;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\net\minidev\json-smart\2.2.1\json-smart-2.2.1.jar;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\net\minidev\accessors-smart\1.1\accessors-smart-1.1.jar;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\org\ow2\asm\asm\5.0.3\asm-5.0.3.jar;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\org\springframework\boot\spring-boot-starter-web\2.6.1\spring-boot-starter-web-2.6.1.jar;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\org\springframework\boot\spring-boot-starter-json\2.6.1\spring-boot-starter-json-2.6.1.jar;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\com\fasterxml\jackson\core\jackson-databind\2.13.0\jackson-databind-2.13.0.jar;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\com\fasterxml\jackson\core\jackson-annotations\2.13.0\jackson-annotations-2.13.0.jar;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\com\fasterxml\jackson\core\jackson-core\2.13.0\jackson-core-2.13.0.jar;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\com\fasterxml\jackson\datatype\jackson-datatype-jdk8\2.13.0\jackson-datatype-jdk8-2.13.0.jar;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\com\fasterxml\jackson\datatype\jackson-datatype-jsr310\2.13.0\jackson-datatype-jsr310-2.13.0.jar;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\com\fasterxml\jackson\module\jackson-module-parameter-names\2.13.0\jackson-module-parameter-names-2.13.0.jar;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\org\springframework\spring-web\5.3.13\spring-web-5.3.13.jar;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\org\springframework\spring-webmvc\5.3.13\spring-webmvc-5.3.13.jar;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\org\springframework\spring-aop\5.3.13\spring-aop-5.3.13.jar;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\org\springframework\spring-context\5.3.13\spring-context-5.3.13.jar;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\org\mybatis\spring\boot\mybatis-spring-boot-starter\1.3.1\mybatis-spring-boot-starter-1.3.1.jar;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\org\mybatis\spring\boot\mybatis-spring-boot-autoconfigure\1.3.1\mybatis-spring-boot-autoconfigure-1.3.1.jar;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\org\mybatis\mybatis\3.4.5\mybatis-3.4.5.jar;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\org\mybatis\mybatis-spring\1.3.1\mybatis-spring-1.3.1.jar;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\org\springframework\boot\spring-boot-starter-tomcat\2.6.1\spring-boot-starter-tomcat-2.6.1.jar;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\jakarta\annotation\jakarta.annotation-api\1.3.5\jakarta.annotation-api-1.3.5.jar;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\org\apache\tomcat\embed\tomcat-embed-core\9.0.55\tomcat-embed-core-9.0.55.jar;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\org\apache\tomcat\embed\tomcat-embed-el\9.0.55\tomcat-embed-el-9.0.55.jar;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\org\apache\tomcat\embed\tomcat-embed-websocket\9.0.55\tomcat-embed-websocket-9.0.55.jar;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\org\hamcrest\hamcrest\2.2\hamcrest-2.2.jar;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\org\springframework\spring-core\5.3.13\spring-core-5.3.13.jar;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\org\springframework\spring-jcl\5.3.13\spring-jcl-5.3.13.jar;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\junit\junit\4.12\junit-4.12.jar;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\org\hamcrest\hamcrest-core\2.2\hamcrest-core-2.2.jar;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\org\springframework\boot\spring-boot-configuration-processor\2.6.1\spring-boot-configuration-processor-2.6.1.jar;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\org\apache\ibatis\ibatis-core\3.0\ibatis-core-3.0.jar;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\javax\servlet\javax.servlet-api\3.1.0\javax.servlet-api-3.1.0.jar;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\org\springframework\spring-expression\4.3.16.RELEASE\spring-expression-4.3.16.RELEASE.jar;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\org\springframework\boot\spring-boot-starter-validation\2.6.1\spring-boot-starter-validation-2.6.1.jar;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\org\hibernate\validator\hibernate-validator\6.2.0.Final\hibernate-validator-6.2.0.Final.jar;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\jakarta\validation\jakarta.validation-api\2.0.2\jakarta.validation-api-2.0.2.jar;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\org\jboss\logging\jboss-logging\3.4.2.Final\jboss-logging-3.4.2.Final.jar;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\com\fasterxml\classmate\1.5.1\classmate-1.5.1.jar;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\com\github\pagehelper\pagehelper-spring-boot-starter\1.2.10\pagehelper-spring-boot-starter-1.2.10.jar;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\com\github\pagehelper\pagehelper-spring-boot-autoconfigure\1.2.10\pagehelper-spring-boot-autoconfigure-1.2.10.jar;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\com\github\pagehelper\pagehelper\5.1.8\pagehelper-5.1.8.jar;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\com\github\jsqlparser\jsqlparser\1.2\jsqlparser-1.2.jar" com.lc.demo.DemoApplication . ____ _ __ _ _ /\\ / ___'_ __ _ _(_)_ __ __ _ \ \ \ \ ( ( )\___ | '_ | '_| | '_ \/ _` | \ \ \ \ \\/ ___)| |_)| | | | | || (_| | ) ) ) ) ' |____| .__|_| |_|_| |_\__, | / / / / =========|_|==============|___/=/_/_/_/ :: Spring Boot :: (v2.6.1) 2025-06-16 21:38:40.465 INFO 17588 --- [ main] com.lc.demo.DemoApplication : Starting DemoApplication using Java 17.0.11 on Cui with PID 17588 (E:\web projects\StuInfoSystem-master\target\classes started by 19811 in E:\web projects\StuInfoSystem-master) 2025-06-16 21:38:40.468 INFO 17588 --- [ main] com.lc.demo.DemoApplication : No active profile set, falling back to default profiles: default 2025-06-16 21:38:40.584 WARN 17588 --- [ main] ConfigServletWebServerApplicationContext : Exception encountered during context initialization - cancelling refresh attempt: org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'org.springframework.context.annotation.internalConfigurationAnnotationProcessor': Cannot resolve reference to bean 'org.springframework.boot.autoconfigure.internalCachingMetadataReaderFactory' while setting bean property 'metadataReaderFactory'; nested exception is org.springframework.beans.factory.BeanExpressionException: Expression parsing failed; nested exception is java.lang.NoSuchMethodError: 'void org.springframework.expression.spel.support.StandardTypeConverter.<init>(java.util.function.Supplier)' 2025-06-16 21:38:40.898 ERROR 17588 --- [ main] o.s.b.d.LoggingFailureAnalysisReporter : *************************** APPLICATION FAILED TO START *************************** Description: An attempt was made to call a method that does not exist. The attempt was made from the following location: org.springframework.context.expression.StandardBeanExpressionResolver.evaluate(StandardBeanExpressionResolver.java:160) The following method did not exist: 'void org.springframework.expression.spel.support.StandardTypeConverter.<init>(java.util.function.Supplier)' The calling method's class, org.springframework.context.expression.StandardBeanExpressionResolver, was loaded from the following location: jar:file:/E:/Java%20Web/javawebb/maven/apache-maven-3.9.9/maven-repo/org/springframework/spring-context/5.3.13/spring-context-5.3.13.jar!/org/springframework/context/expression/StandardBeanExpressionResolver.class The called method's class, org.springframework.expression.spel.support.StandardTypeConverter, is available from the following locations: jar:file:/E:/Java%20Web/javawebb/maven/apache-maven-3.9.9/maven-repo/org/springframework/spring-expression/4.3.16.RELEASE/spring-expression-4.3.16.RELEASE.jar!/org/springframework/expression/spel/support/StandardTypeConverter.class The called method's class hierarchy was loaded from the following locations: org.springframework.expression.spel.support.StandardTypeConverter: file:/E:/Java%20Web/javawebb/maven/apache-maven-3.9.9/maven-repo/org/springframework/spring-expression/4.3.16.RELEASE/spring-expression-4.3.16.RELEASE.jar Action: Correct the classpath of your application so that it contains compatible versions of the classes org.springframework.context.expression.StandardBeanExpressionResolver and org.springframework.expression.spel.support.StandardTypeConverter 进程已结束,退出代码为 1
06-18
2025-08-03 16:57:11,802 WARN Failed to scan [jar:file:/D:/JetBrains/nacos-server-1.4.1/nacos/target/nacos-server.jar!/BOOT-INF/lib/spring-webmvc-5.1.18.RELEASE.jar!/] from classloader hierarchy java.io.IOException: Unable to open root Jar file 'war:file:/D:/JetBrains/nacos-server-1.4.1/nacos/target/nacos-server.jar*/BOOT-INF/lib/spring-webmvc-5.1.18.RELEASE.jar' at org.springframework.boot.loader.jar.Handler.getRootJarFile(Handler.java:318) at org.springframework.boot.loader.jar.Handler.getRootJarFileFromUrl(Handler.java:300) at org.springframework.boot.loader.jar.Handler.openConnection(Handler.java:86) at java.base/java.net.URL.openConnection(URL.java:1094) at java.base/java.net.URL.openStream(URL.java:1161) at org.apache.tomcat.util.descriptor.tld.TldResourcePath.openStream(TldResourcePath.java:127) at org.apache.tomcat.util.descriptor.tld.TldParser.parse(TldParser.java:61) at org.apache.jasper.servlet.TldScanner.parseTld(TldScanner.java:275) at org.apache.jasper.servlet.TldScanner$TldScannerCallback.scan(TldScanner.java:315) at org.apache.tomcat.util.scan.StandardJarScanner.process(StandardJarScanner.java:387) at org.apache.tomcat.util.scan.StandardJarScanner.processURLs(StandardJarScanner.java:318) at org.apache.tomcat.util.scan.StandardJarScanner.doScanClassPath(StandardJarScanner.java:270) at org.apache.tomcat.util.scan.StandardJarScanner.scan(StandardJarScanner.java:233) at org.apache.jasper.servlet.TldScanner.scanJars(TldScanner.java:262) at org.apache.jasper.servlet.TldScanner.scan(TldScanner.java:104) at org.apache.jasper.servlet.JasperInitializer.onStartup(JasperInitializer.java:83) at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5128) at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:183) at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1384) at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1374) at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264) at org.apache.tomcat.util.threads.InlineExecutorService.execute(InlineExecutorService.java:75) at java.base/java.util.concurrent.AbstractExecutorService.submit(AbstractExecutorService.java:145) at org.apache.catalina.core.ContainerBase.startInternal(ContainerBase.java:909) at org.apache.catalina.core.StandardHost.startInternal(StandardHost.java:843) at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:183) at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1384) at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1374) at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264) at org.apache.tomcat.util.threads.InlineExecutorService.execute(InlineExecutorService.java:75) at java.base/java.util.concurrent.AbstractExecutorService.submit(AbstractExecutorService.java:145) at org.apache.catalina.core.ContainerBase.startInternal(ContainerBase.java:909) at org.apache.catalina.core.StandardEngine.startInternal(StandardEngine.java:262) at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:183) at org.apache.catalina.core.StandardService.startInternal(StandardService.java:421) at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:183) at org.apache.catalina.core.StandardServer.startInternal(StandardServer.java:930) at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:183) at org.apache.catalina.startup.Tomcat.start(Tomcat.java:486) at org.springframework.boot.web.embedded.tomcat.TomcatWebServer.initialize(TomcatWebServer.java:105) at org.springframework.boot.web.embedded.tomcat.TomcatWebServer.<init>(TomcatWebServer.java:86) at org.springframework.boot.web.embedded.tomcat.TomcatServletWebServerFactory.getTomcatWebServer(TomcatServletWebServerFactory.java:416) at org.springframework.boot.web.embedded.tomcat.TomcatServletWebServerFactory.getWebServer(TomcatServletWebServerFactory.java:180) at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.createWebServer(ServletWebServerApplicationContext.java:180) at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.onRefresh(ServletWebServerApplicationContext.java:153) at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:544) at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.refresh(ServletWebServerApplicationContext.java:141) at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:744) at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:391) at org.springframework.boot.SpringApplication.run(SpringApplication.java:312) at org.springframework.boot.SpringApplication.run(SpringApplication.java:1215) at org.springframework.boot.SpringApplication.run(SpringApplication.java:1204) at com.alibaba.nacos.Nacos.main(Nacos.java:35) at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77) at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.base/java.lang.reflect.Method.invoke(Method.java:568) at org.springframework.boot.loader.MainMethodRunner.run(MainMethodRunner.java:49) at org.springframework.boot.loader.Launcher.launch(Launcher.java:107) at org.springframework.boot.loader.Launcher.launch(Launcher.java:58) at org.springframework.boot.loader.PropertiesLauncher.main(PropertiesLauncher.java:467) Caused by: java.lang.IllegalStateException: Not a file URL at org.springframework.boot.loader.jar.Handler.getRootJarFile(Handler.java:306) ... 60 common frames omitted 2025-08-03 16:57:11,972 INFO At least one JAR was scanned for TLDs yet contained no TLDs. Enable debug logging for this logger for a complete list of JARs that were scanned but no TLDs were found in them. Skipping unneeded JARs during scanning can improve startup time and JSP compilation time. 2025-08-03 16:57:11,975 INFO Initializing Spring embedded WebApplicationContext 2025-08-03 16:57:11,975 INFO Root WebApplicationContext: initialization completed in 9104 ms 2025-08-03 16:57:13,137 INFO HikariPool-1 - Starting... 2025-08-03 16:57:13,149 WARN Registered driver with driverClassName=org.apache.derby.jdbc.EmbeddedDriver was not found, trying direct instantiation. 2025-08-03 16:57:13,775 INFO HikariPool-1 - Driver does not support get/set network timeout for connections. (Feature not implemented: No details.) 2025-08-03 16:57:13,784 INFO HikariPool-1 - Start completed. 2025-08-03 16:57:14,803 INFO Nacos-related cluster resource initialization 2025-08-03 16:57:14,821 INFO The cluster resource is initialized 2025-08-03 16:57:15,346 INFO Reflections took 50 ms to scan 1 urls, producing 4 keys and 6 values 2025-08-03 16:57:15,374 INFO Reflections took 5 ms to scan 1 urls, producing 6 keys and 26 values 2025-08-03 16:57:15,387 INFO Reflections took 2 ms to scan 1 urls, producing 3 keys and 15 values 2025-08-03 16:57:15,405 INFO Reflections took 2 ms to scan 1 urls, producing 2 keys and 12 values 2025-08-03 16:57:16,692 INFO Initializing ExecutorService 'applicationTaskExecutor' 2025-08-03 16:57:16,819 INFO Adding welcome page: class path resource [static/index.html] 2025-08-03 16:57:17,728 INFO Creating filter chain: Ant [pattern='/**'], [] 2025-08-03 16:57:17,791 INFO Creating filter chain: any request, [org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter@4b0bd001, org.springframework.security.web.context.SecurityContextPersistenceFilter@36e43829, org.springframework.security.web.header.HeaderWriterFilter@2404b5a, org.springframework.security.web.csrf.CsrfFilter@50eb4a2c, org.springframework.security.web.authentication.logout.LogoutFilter@1b410308, org.springframework.security.web.savedrequest.RequestCacheAwareFilter@5ec1963c, org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter@4fa4f485, org.springframework.security.web.authentication.AnonymousAuthenticationFilter@f9cab00, org.springframework.security.web.session.SessionManagementFilter@6215366a, org.springframework.security.web.access.ExceptionTranslationFilter@39f5b723] 2025-08-03 16:57:18,051 INFO Initializing ExecutorService 'taskScheduler' 2025-08-03 16:57:18,074 INFO Exposing 2 endpoint(s) beneath base path '/actuator' 2025-08-03 16:57:18,240 INFO Tomcat started on port(s): 8848 (http) with context path '/nacos' 2025-08-03 16:57:18,244 INFO Started Nacos in 17.048 seconds (JVM running for 17.9) 2025-08-03 16:57:18,244 INFO Nacos started successfully in stand alone mode. use embedded storage 2025-08-03 16:57:18,300 INFO Initializing Spring DispatcherServlet 'dispatcherServlet' 2025-08-03 16:57:18,300 INFO Initializing Servlet 'dispatcherServlet' 2025-08-03 16:57:18,308 INFO Completed initialization in 8 ms
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