springboot项目访问不到controller方法。

最新推荐文章于 2025-06-14 13:12:01 发布
原创 最新推荐文章于 2025-06-14 13:12:01 发布 · 2.4w 阅读 · 2 ·
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博客分析了Spring Boot未扫描到Controller的问题，通过记录日志查看情况，尝试将启动类放到与controller文件夹同级的解决方案，再次查看日志并对比，得出实验结果。

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问题描述：springboot项目访问不到controller方法。

【分析】
应该是springboot并没有扫描到controller。
【查看日志】
记录此时的日志输出

/Library/Java/JavaVirtualMachines/jdk1.8.0_161.jdk/Contents/Home/bin/java -XX:TieredStopAtLevel=1 -noverify -Dspring.output.ansi.enabled=always -Dcom.sun.management.jmxremote -Dcom.sun.management.jmxremote.port=51893 -Dcom.sun.management.jmxremote.authenticate=false -Dcom.sun.management.jmxremote.ssl=false -Djava.rmi.server.hostname=127.0.0.1 -Dspring.liveBeansView.mbeanDomain -Dspring.application.admin.enabled=true "-javaagent:/Applications/IntelliJ IDEA.app/Contents/lib/idea_rt.jar=51894:/Applications/IntelliJ IDEA.app/Contents/bin" -Dfile.encoding=UTF-8 -classpath /Library/Java/JavaVirtualMachines/jdk1.8.0_161.jdk/Contents/Home/jre/lib/charsets.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_161.jdk/Contents/Home/jre/lib/deploy.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_161.jdk/Contents/Home/jre/lib/ext/cldrdata.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_161.jdk/Contents/Home/jre/lib/ext/dnsns.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_161.jdk/Contents/Home/jre/lib/ext/jaccess.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_161.jdk/Contents/Home/jre/lib/ext/jfxrt.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_161.jdk/Contents/Home/jre/lib/ext/localedata.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_161.jdk/Contents/Home/jre/lib/ext/nashorn.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_161.jdk/Contents/Home/jre/lib/ext/sunec.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_161.jdk/Contents/Home/jre/lib/ext/sunjce_provider.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_161.jdk/Contents/Home/jre/lib/ext/sunpkcs11.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_161.jdk/Contents/Home/jre/lib/ext/zipfs.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_161.jdk/Contents/Home/jre/lib/javaws.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_161.jdk/Contents/Home/jre/lib/jce.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_161.jdk/Contents/Home/jre/lib/jfr.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_161.jdk/Contents/Home/jre/lib/jfxswt.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_161.jdk/Contents/Home/jre/lib/jsse.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_161.jdk/Contents/Home/jre/lib/management-agent.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_161.jdk/Contents/Home/jre/lib/plugin.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_161.jdk/Contents/Home/jre/lib/resources.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_161.jdk/Contents/Home/jre/lib/rt.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_161.jdk/Contents/Home/lib/ant-javafx.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_161.jdk/Contents/Home/lib/dt.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_161.jdk/Contents/Home/lib/javafx-mx.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_161.jdk/Contents/Home/lib/jconsole.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_161.jdk/Contents/Home/lib/packager.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_161.jdk/Contents/Home/lib/sa-jdi.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_161.jdk/Contents/Home/lib/tools.jar:/Users/taoshilei/Documents/springbootdemo/target/classes:/Users/taoshilei/.m2/repository/org/springframework/boot/spring-boot-starter-jdbc/2.0.4.RELEASE/spring-boot-starter-jdbc-2.0.4.RELEASE.jar:/Users/taoshilei/.m2/repository/org/springframework/boot/spring-boot-starter/2.0.4.RELEASE/spring-boot-starter-2.0.4.RELEASE.jar:/Users/taoshilei/.m2/repository/org/springframework/boot/spring-boot/2.0.4.RELEASE/spring-boot-2.0.4.RELEASE.jar:/Users/taoshilei/.m2/repository/org/springframework/boot/spring-boot-starter-logging/2.0.4.RELEASE/spring-boot-starter-logging-2.0.4.RELEASE.jar:/Users/taoshilei/.m2/repository/ch/qos/logback/logback-classic/1.2.3/logback-classic-1.2.3.jar:/Users/taoshilei/.m2/repository/ch/qos/logback/logback-core/1.2.3/logback-core-1.2.3.jar:/Users/taoshilei/.m2/repository/org/apache/logging/log4j/log4j-to-slf4j/2.10.0/log4j-to-slf4j-2.10.0.jar:/Users/taoshilei/.m2/repository/org/apache/logging/log4j/log4j-api/2.10.0/log4j-api-2.10.0.jar:/Users/taoshilei/.m2/repository/org/slf4j/jul-to-slf4j/1.7.25/jul-to-slf4j-1.7.25.jar:/Users/taoshilei/.m2/repository/javax/annotation/javax.annotation-api/1.3.2/javax.annotation-api-1.3.2.jar:/Users/taoshilei/.m2/repository/org/yaml/snakeyaml/1.19/snakeyaml-1.19.jar:/Users/taoshilei/.m2/repository/com/zaxxer/HikariCP/2.7.9/HikariCP-2.7.9.jar:/Users/taoshilei/.m2/repository/org/springframework/spring-jdbc/5.0.8.RELEASE/spring-jdbc-5.0.8.RELEASE.jar:/Users/taoshilei/.m2/repository/org/springframework/spring-beans/5.0.8.RELEASE/spring-beans-5.0.8.RELEASE.jar:/Users/taoshilei/.m2/repository/org/springframework/spring-tx/5.0.8.RELEASE/spring-tx-5.0.8.RELEASE.jar:/Users/taoshilei/.m2/repository/org/springframework/boot/spring-boot-starter-web/2.0.4.RELEASE/spring-boot-starter-web-2.0.4.RELEASE.jar:/Users/taoshilei/.m2/repository/org/springframework/boot/spring-boot-starter-json/2.0.4.RELEASE/spring-boot-starter-json-2.0.4.RELEASE.jar:/Users/taoshilei/.m2/repository/com/fasterxml/jackson/datatype/jackson-datatype-jdk8/2.9.6/jackson-datatype-jdk8-2.9.6.jar:/Users/taoshilei/.m2/repository/com/fasterxml/jackson/datatype/jackson-datatype-jsr310/2.9.6/jackson-datatype-jsr310-2.9.6.jar:/Users/taoshilei/.m2/repository/org/springframework/boot/spring-boot-starter-tomcat/2.0.4.RELEASE/spring-boot-starter-tomcat-2.0.4.RELEASE.jar:/Users/taoshilei/.m2/repository/org/apache/tomcat/embed/tomcat-embed-core/8.5.32/tomcat-embed-core-8.5.32.jar:/Users/taoshilei/.m2/repository/org/apache/tomcat/embed/tomcat-embed-el/8.5.32/tomcat-embed-el-8.5.32.jar:/Users/taoshilei/.m2/repository/org/apache/tomcat/embed/tomcat-embed-websocket/8.5.32/tomcat-embed-websocket-8.5.32.jar:/Users/taoshilei/.m2/repository/org/hibernate/validator/hibernate-validator/6.0.11.Final/hibernate-validator-6.0.11.Final.jar:/Users/taoshilei/.m2/repository/javax/validation/validation-api/2.0.1.Final/validation-api-2.0.1.Final.jar:/Users/taoshilei/.m2/repository/org/jboss/logging/jboss-logging/3.3.2.Final/jboss-logging-3.3.2.Final.jar:/Users/taoshilei/.m2/repository/com/fasterxml/classmate/1.3.4/classmate-1.3.4.jar:/Users/taoshilei/.m2/repository/org/springframework/spring-web/5.0.8.RELEASE/spring-web-5.0.8.RELEASE.jar:/Users/taoshilei/.m2/repository/org/springframework/spring-webmvc/5.0.8.RELEASE/spring-webmvc-5.0.8.RELEASE.jar:/Users/taoshilei/.m2/repository/org/springframework/spring-aop/5.0.8.RELEASE/spring-aop-5.0.8.RELEASE.jar:/Users/taoshilei/.m2/repository/org/springframework/spring-context/5.0.8.RELEASE/spring-context-5.0.8.RELEASE.jar:/Users/taoshilei/.m2/repository/org/springframework/spring-expression/5.0.8.RELEASE/spring-expression-5.0.8.RELEASE.jar:/Users/taoshilei/.m2/repository/org/mybatis/spring/boot/mybatis-spring-boot-starter/1.3.1/mybatis-spring-boot-starter-1.3.1.jar:/Users/taoshilei/.m2/repository/org/mybatis/spring/boot/mybatis-spring-boot-autoconfigure/1.3.1/mybatis-spring-boot-autoconfigure-1.3.1.jar:/Users/taoshilei/.m2/repository/org/mybatis/mybatis/3.4.5/mybatis-3.4.5.jar:/Users/taoshilei/.m2/repository/org/mybatis/mybatis-spring/1.3.1/mybatis-spring-1.3.1.jar:/Users/taoshilei/.m2/repository/mysql/mysql-connector-java/5.1.46/mysql-connector-java-5.1.46.jar:/Users/taoshilei/.m2/repository/org/springframework/spring-core/5.0.8.RELEASE/spring-core-5.0.8.RELEASE.jar:/Users/taoshilei/.m2/repository/org/springframework/spring-jcl/5.0.8.RELEASE/spring-jcl-5.0.8.RELEASE.jar:/Users/taoshilei/.m2/repository/org/apache/commons/commons-lang3/3.4/commons-lang3-3.4.jar:/Users/taoshilei/.m2/repository/com/fasterxml/jackson/module/jackson-module-parameter-names/2.9.6/jackson-module-parameter-names-2.9.6.jar:/Users/taoshilei/.m2/repository/com/fasterxml/jackson/core/jackson-core/2.9.6/jackson-core-2.9.6.jar:/Users/taoshilei/.m2/repository/com/fasterxml/jackson/core/jackson-databind/2.9.6/jackson-databind-2.9.6.jar:/Users/taoshilei/.m2/repository/com/fasterxml/jackson/core/jackson-annotations/2.9.0/jackson-annotations-2.9.0.jar:/Users/taoshilei/.m2/repository/com/github/pagehelper/pagehelper-spring-boot-starter/1.2.5/pagehelper-spring-boot-starter-1.2.5.jar:/Users/taoshilei/.m2/repository/com/github/pagehelper/pagehelper-spring-boot-autoconfigure/1.2.5/pagehelper-spring-boot-autoconfigure-1.2.5.jar:/Users/taoshilei/.m2/repository/com/github/pagehelper/pagehelper/5.1.4/pagehelper-5.1.4.jar:/Users/taoshilei/.m2/repository/com/github/jsqlparser/jsqlparser/1.0/jsqlparser-1.0.jar:/Users/taoshilei/.m2/repository/com/alibaba/druid-spring-boot-starter/1.1.9/druid-spring-boot-starter-1.1.9.jar:/Users/taoshilei/.m2/repository/com/alibaba/druid/1.1.9/druid-1.1.9.jar:/Users/taoshilei/.m2/repository/org/slf4j/slf4j-api/1.7.25/slf4j-api-1.7.25.jar:/Users/taoshilei/.m2/repository/org/springframework/boot/spring-boot-autoconfigure/2.0.4.RELEASE/spring-boot-autoconfigure-2.0.4.RELEASE.jar com.cuteximi.springbootdemo.SpringbootdemoApplication

  .   ____          _            __ _ _
 /\\ / ___'_ __ _ _(_)_ __  __ _ \ \ \ \
( ( )\___ | '_ | '_| | '_ \/ _` | \ \ \ \
 \\/  ___)| |_)| | | | | || (_| |  ) ) ) )
  '  |____| .__|_| |_|_| |_\__, | / / / /
 =========|_|==============|___/=/_/_/_/
 :: Spring Boot ::        (v2.0.4.RELEASE)

2018-08-26 17:14:42.416  INFO 2196 --- [           main] c.c.s.SpringbootdemoApplication          : Starting SpringbootdemoApplication on ximi.local with PID 2196 (/Users/taoshilei/Documents/springbootdemo/target/classes started by taoshilei in /Users/taoshilei/Documents/springbootdemo)
2018-08-26 17:14:42.419  INFO 2196 --- [           main] c.c.s.SpringbootdemoApplication          : No active profile set, falling back to default profiles: default
2018-08-26 17:14:42.481  INFO 2196 --- [           main] ConfigServletWebServerApplicationContext : Refreshing org.springframework.boot.web.servlet.context.AnnotationConfigServletWebServerApplicationContext@4f6ee6e4: startup date [Sun Aug 26 17:14:42 CST 2018]; root of context hierarchy
2018-08-26 17:14:43.641  INFO 2196 --- [           main] o.s.b.w.embedded.tomcat.TomcatWebServer  : Tomcat initialized with port(s): 8080 (http)
2018-08-26 17:14:43.659  INFO 2196 --- [           main] o.apache.catalina.core.StandardService   : Starting service [Tomcat]
2018-08-26 17:14:43.659  INFO 2196 --- [           main] org.apache.catalina.core.StandardEngine  : Starting Servlet Engine: Apache Tomcat/8.5.32
2018-08-26 17:14:43.662  INFO 2196 --- [ost-startStop-1] o.a.catalina.core.AprLifecycleListener   : The APR based Apache Tomcat Native library which allows optimal performance in production environments was not found on the java.library.path: [/Users/taoshilei/Library/Java/Extensions:/Library/Java/Extensions:/Network/Library/Java/Extensions:/System/Library/Java/Extensions:/usr/lib/java:.]
2018-08-26 17:14:43.717  INFO 2196 --- [ost-startStop-1] o.a.c.c.C.[Tomcat].[localhost].[/]       : Initializing Spring embedded WebApplicationContext
2018-08-26 17:14:43.717  INFO 2196 --- [ost-startStop-1] o.s.web.context.ContextLoader            : Root WebApplicationContext: initialization completed in 1239 ms
2018-08-26 17:14:43.779  INFO 2196 --- [ost-startStop-1] o.s.b.w.servlet.ServletRegistrationBean  : Servlet dispatcherServlet mapped to [/]
2018-08-26 17:14:43.780  INFO 2196 --- [ost-startStop-1] o.s.b.w.servlet.ServletRegistrationBean  : Servlet statViewServlet mapped to [/druid/*]
2018-08-26 17:14:43.782  INFO 2196 --- [ost-startStop-1] o.s.b.w.servlet.FilterRegistrationBean   : Mapping filter: 'characterEncodingFilter' to: [/*]
2018-08-26 17:14:43.782  INFO 2196 --- [ost-startStop-1] o.s.b.w.servlet.FilterRegistrationBean   : Mapping filter: 'hiddenHttpMethodFilter' to: [/*]
2018-08-26 17:14:43.782  INFO 2196 --- [ost-startStop-1] o.s.b.w.servlet.FilterRegistrationBean   : Mapping filter: 'httpPutFormContentFilter' to: [/*]
2018-08-26 17:14:43.783  INFO 2196 --- [ost-startStop-1] o.s.b.w.servlet.FilterRegistrationBean   : Mapping filter: 'requestContextFilter' to: [/*]
2018-08-26 17:14:43.783  INFO 2196 --- [ost-startStop-1] o.s.b.w.servlet.FilterRegistrationBean   : Mapping filter: 'webStatFilter' to urls: [/*]
2018-08-26 17:14:43.823  INFO 2196 --- [           main] c.a.d.s.b.a.DruidDataSourceAutoConfigure : Init DruidDataSource
2018-08-26 17:14:44.149  INFO 2196 --- [           main] com.alibaba.druid.pool.DruidDataSource   : {dataSource-1} inited
2018-08-26 17:14:44.354  INFO 2196 --- [           main] o.s.w.s.handler.SimpleUrlHandlerMapping  : Mapped URL path [/**/favicon.ico] onto handler of type [class org.springframework.web.servlet.resource.ResourceHttpRequestHandler]
2018-08-26 17:14:44.474  INFO 2196 --- [           main] s.w.s.m.m.a.RequestMappingHandlerAdapter : Looking for @ControllerAdvice: org.springframework.boot.web.servlet.context.AnnotationConfigServletWebServerApplicationContext@4f6ee6e4: startup date [Sun Aug 26 17:14:42 CST 2018]; root of context hierarchy
2018-08-26 17:14:44.511  INFO 2196 --- [           main] s.w.s.m.m.a.RequestMappingHandlerMapping : Mapped "{[/error]}" onto public org.springframework.http.ResponseEntity<java.util.Map<java.lang.String, java.lang.Object>> org.springframework.boot.autoconfigure.web.servlet.error.BasicErrorController.error(javax.servlet.http.HttpServletRequest)
2018-08-26 17:14:44.512  INFO 2196 --- [           main] s.w.s.m.m.a.RequestMappingHandlerMapping : Mapped "{[/error],produces=[text/html]}" onto public org.springframework.web.servlet.ModelAndView org.springframework.boot.autoconfigure.web.servlet.error.BasicErrorController.errorHtml(javax.servlet.http.HttpServletRequest,javax.servlet.http.HttpServletResponse)
2018-08-26 17:14:44.529  INFO 2196 --- [           main] o.s.w.s.handler.SimpleUrlHandlerMapping  : Mapped URL path [/webjars/**] onto handler of type [class org.springframework.web.servlet.resource.ResourceHttpRequestHandler]
2018-08-26 17:14:44.529  INFO 2196 --- [           main] o.s.w.s.handler.SimpleUrlHandlerMapping  : Mapped URL path [/**] onto handler of type [class org.springframework.web.servlet.resource.ResourceHttpRequestHandler]
2018-08-26 17:14:44.744  INFO 2196 --- [           main] o.s.j.e.a.AnnotationMBeanExporter        : Registering beans for JMX exposure on startup
2018-08-26 17:14:44.745  INFO 2196 --- [           main] o.s.j.e.a.AnnotationMBeanExporter        : Bean with name 'statFilter' has been autodetected for JMX exposure
2018-08-26 17:14:44.746  INFO 2196 --- [           main] o.s.j.e.a.AnnotationMBeanExporter        : Bean with name 'dataSource' has been autodetected for JMX exposure
2018-08-26 17:14:44.749  INFO 2196 --- [           main] o.s.j.e.a.AnnotationMBeanExporter        : Located MBean 'dataSource': registering with JMX server as MBean [com.alibaba.druid.spring.boot.autoconfigure:name=dataSource,type=DruidDataSourceWrapper]
2018-08-26 17:14:44.750  INFO 2196 --- [           main] o.s.j.e.a.AnnotationMBeanExporter        : Located MBean 'statFilter': registering with JMX server as MBean [com.alibaba.druid.filter.stat:name=statFilter,type=StatFilter]
2018-08-26 17:14:44.789  INFO 2196 --- [           main] o.s.b.w.embedded.tomcat.TomcatWebServer  : Tomcat started on port(s): 8080 (http) with context path ''
2018-08-26 17:14:44.793  INFO 2196 --- [           main] c.c.s.SpringbootdemoApplication          : Started SpringbootdemoApplication in 2.774 seconds (JVM running for 3.516)
2018-08-26 17:15:29.784  INFO 2196 --- [nio-8080-exec-1] o.a.c.c.C.[Tomcat].[localhost].[/]       : Initializing Spring FrameworkServlet 'dispatcherServlet'
2018-08-26 17:15:29.784  INFO 2196 --- [nio-8080-exec-1] o.s.web.servlet.DispatcherServlet        : FrameworkServlet 'dispatcherServlet': initialization started
2018-08-26 17:15:29.798  INFO 2196 --- [nio-8080-exec-1] o.s.web.servlet.DispatcherServlet        : FrameworkServlet 'dispatcherServlet': initialization completed in 14 ms
2018-08-26 17:17:08.584  INFO 2196 --- [       Thread-8] ConfigServletWebServerApplicationContext : Closing org.springframework.boot.web.servlet.context.AnnotationConfigServletWebServerApplicationContext@4f6ee6e4: startup date [Sun Aug 26 17:14:42 CST 2018]; root of context hierarchy
2018-08-26 17:17:08.599  INFO 2196 --- [       Thread-8] o.s.j.e.a.AnnotationMBeanExporter        : Unregistering JMX-exposed beans on shutdown
2018-08-26 17:17:08.600  INFO 2196 --- [       Thread-8] o.s.j.e.a.AnnotationMBeanExporter        : Unregistering JMX-exposed beans
2018-08-26 17:17:08.615  INFO 2196 --- [       Thread-8] com.alibaba.druid.pool.DruidDataSource   : {dataSource-1} closed

Process finished with exit code 130 (interrupted by signal 2: SIGINT)

【解决方案】
试着使用网提供的思路，将启动类放到与controller文件夹同级。


5317394-839f596aac07f180.png
image.png

【再次查看日志】

/Library/Java/JavaVirtualMachines/jdk1.8.0_161.jdk/Contents/Home/bin/java -XX:TieredStopAtLevel=1 -noverify -Dspring.output.ansi.enabled=always -Dcom.sun.management.jmxremote -Dcom.sun.management.jmxremote.port=52845 -Dcom.sun.management.jmxremote.authenticate=false -Dcom.sun.management.jmxremote.ssl=false -Djava.rmi.server.hostname=127.0.0.1 -Dspring.liveBeansView.mbeanDomain -Dspring.application.admin.enabled=true "-javaagent:/Applications/IntelliJ IDEA.app/Contents/lib/idea_rt.jar=52846:/Applications/IntelliJ IDEA.app/Contents/bin" -Dfile.encoding=UTF-8 -classpath /Library/Java/JavaVirtualMachines/jdk1.8.0_161.jdk/Contents/Home/jre/lib/charsets.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_161.jdk/Contents/Home/jre/lib/deploy.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_161.jdk/Contents/Home/jre/lib/ext/cldrdata.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_161.jdk/Contents/Home/jre/lib/ext/dnsns.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_161.jdk/Contents/Home/jre/lib/ext/jaccess.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_161.jdk/Contents/Home/jre/lib/ext/jfxrt.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_161.jdk/Contents/Home/jre/lib/ext/localedata.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_161.jdk/Contents/Home/jre/lib/ext/nashorn.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_161.jdk/Contents/Home/jre/lib/ext/sunec.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_161.jdk/Contents/Home/jre/lib/ext/sunjce_provider.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_161.jdk/Contents/Home/jre/lib/ext/sunpkcs11.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_161.jdk/Contents/Home/jre/lib/ext/zipfs.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_161.jdk/Contents/Home/jre/lib/javaws.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_161.jdk/Contents/Home/jre/lib/jce.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_161.jdk/Contents/Home/jre/lib/jfr.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_161.jdk/Contents/Home/jre/lib/jfxswt.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_161.jdk/Contents/Home/jre/lib/jsse.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_161.jdk/Contents/Home/jre/lib/management-agent.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_161.jdk/Contents/Home/jre/lib/plugin.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_161.jdk/Contents/Home/jre/lib/resources.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_161.jdk/Contents/Home/jre/lib/rt.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_161.jdk/Contents/Home/lib/ant-javafx.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_161.jdk/Contents/Home/lib/dt.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_161.jdk/Contents/Home/lib/javafx-mx.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_161.jdk/Contents/Home/lib/jconsole.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_161.jdk/Contents/Home/lib/packager.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_161.jdk/Contents/Home/lib/sa-jdi.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_161.jdk/Contents/Home/lib/tools.jar:/Users/taoshilei/Documents/springbootdemo/target/classes:/Users/taoshilei/.m2/repository/org/springframework/boot/spring-boot-starter-jdbc/2.0.4.RELEASE/spring-boot-starter-jdbc-2.0.4.RELEASE.jar:/Users/taoshilei/.m2/repository/org/springframework/boot/spring-boot-starter/2.0.4.RELEASE/spring-boot-starter-2.0.4.RELEASE.jar:/Users/taoshilei/.m2/repository/org/springframework/boot/spring-boot/2.0.4.RELEASE/spring-boot-2.0.4.RELEASE.jar:/Users/taoshilei/.m2/repository/org/springframework/boot/spring-boot-starter-logging/2.0.4.RELEASE/spring-boot-starter-logging-2.0.4.RELEASE.jar:/Users/taoshilei/.m2/repository/ch/qos/logback/logback-classic/1.2.3/logback-classic-1.2.3.jar:/Users/taoshilei/.m2/repository/ch/qos/logback/logback-core/1.2.3/logback-core-1.2.3.jar:/Users/taoshilei/.m2/repository/org/apache/logging/log4j/log4j-to-slf4j/2.10.0/log4j-to-slf4j-2.10.0.jar:/Users/taoshilei/.m2/repository/org/apache/logging/log4j/log4j-api/2.10.0/log4j-api-2.10.0.jar:/Users/taoshilei/.m2/repository/org/slf4j/jul-to-slf4j/1.7.25/jul-to-slf4j-1.7.25.jar:/Users/taoshilei/.m2/repository/javax/annotation/javax.annotation-api/1.3.2/javax.annotation-api-1.3.2.jar:/Users/taoshilei/.m2/repository/org/yaml/snakeyaml/1.19/snakeyaml-1.19.jar:/Users/taoshilei/.m2/repository/com/zaxxer/HikariCP/2.7.9/HikariCP-2.7.9.jar:/Users/taoshilei/.m2/repository/org/springframework/spring-jdbc/5.0.8.RELEASE/spring-jdbc-5.0.8.RELEASE.jar:/Users/taoshilei/.m2/repository/org/springframework/spring-beans/5.0.8.RELEASE/spring-beans-5.0.8.RELEASE.jar:/Users/taoshilei/.m2/repository/org/springframework/spring-tx/5.0.8.RELEASE/spring-tx-5.0.8.RELEASE.jar:/Users/taoshilei/.m2/repository/org/springframework/boot/spring-boot-starter-web/2.0.4.RELEASE/spring-boot-starter-web-2.0.4.RELEASE.jar:/Users/taoshilei/.m2/repository/org/springframework/boot/spring-boot-starter-json/2.0.4.RELEASE/spring-boot-starter-json-2.0.4.RELEASE.jar:/Users/taoshilei/.m2/repository/com/fasterxml/jackson/datatype/jackson-datatype-jdk8/2.9.6/jackson-datatype-jdk8-2.9.6.jar:/Users/taoshilei/.m2/repository/com/fasterxml/jackson/datatype/jackson-datatype-jsr310/2.9.6/jackson-datatype-jsr310-2.9.6.jar:/Users/taoshilei/.m2/repository/org/springframework/boot/spring-boot-starter-tomcat/2.0.4.RELEASE/spring-boot-starter-tomcat-2.0.4.RELEASE.jar:/Users/taoshilei/.m2/repository/org/apache/tomcat/embed/tomcat-embed-core/8.5.32/tomcat-embed-core-8.5.32.jar:/Users/taoshilei/.m2/repository/org/apache/tomcat/embed/tomcat-embed-el/8.5.32/tomcat-embed-el-8.5.32.jar:/Users/taoshilei/.m2/repository/org/apache/tomcat/embed/tomcat-embed-websocket/8.5.32/tomcat-embed-websocket-8.5.32.jar:/Users/taoshilei/.m2/repository/org/hibernate/validator/hibernate-validator/6.0.11.Final/hibernate-validator-6.0.11.Final.jar:/Users/taoshilei/.m2/repository/javax/validation/validation-api/2.0.1.Final/validation-api-2.0.1.Final.jar:/Users/taoshilei/.m2/repository/org/jboss/logging/jboss-logging/3.3.2.Final/jboss-logging-3.3.2.Final.jar:/Users/taoshilei/.m2/repository/com/fasterxml/classmate/1.3.4/classmate-1.3.4.jar:/Users/taoshilei/.m2/repository/org/springframework/spring-web/5.0.8.RELEASE/spring-web-5.0.8.RELEASE.jar:/Users/taoshilei/.m2/repository/org/springframework/spring-webmvc/5.0.8.RELEASE/spring-webmvc-5.0.8.RELEASE.jar:/Users/taoshilei/.m2/repository/org/springframework/spring-aop/5.0.8.RELEASE/spring-aop-5.0.8.RELEASE.jar:/Users/taoshilei/.m2/repository/org/springframework/spring-context/5.0.8.RELEASE/spring-context-5.0.8.RELEASE.jar:/Users/taoshilei/.m2/repository/org/springframework/spring-expression/5.0.8.RELEASE/spring-expression-5.0.8.RELEASE.jar:/Users/taoshilei/.m2/repository/org/mybatis/spring/boot/mybatis-spring-boot-starter/1.3.1/mybatis-spring-boot-starter-1.3.1.jar:/Users/taoshilei/.m2/repository/org/mybatis/spring/boot/mybatis-spring-boot-autoconfigure/1.3.1/mybatis-spring-boot-autoconfigure-1.3.1.jar:/Users/taoshilei/.m2/repository/org/mybatis/mybatis/3.4.5/mybatis-3.4.5.jar:/Users/taoshilei/.m2/repository/org/mybatis/mybatis-spring/1.3.1/mybatis-spring-1.3.1.jar:/Users/taoshilei/.m2/repository/mysql/mysql-connector-java/5.1.46/mysql-connector-java-5.1.46.jar:/Users/taoshilei/.m2/repository/org/springframework/spring-core/5.0.8.RELEASE/spring-core-5.0.8.RELEASE.jar:/Users/taoshilei/.m2/repository/org/springframework/spring-jcl/5.0.8.RELEASE/spring-jcl-5.0.8.RELEASE.jar:/Users/taoshilei/.m2/repository/org/apache/commons/commons-lang3/3.4/commons-lang3-3.4.jar:/Users/taoshilei/.m2/repository/com/fasterxml/jackson/module/jackson-module-parameter-names/2.9.6/jackson-module-parameter-names-2.9.6.jar:/Users/taoshilei/.m2/repository/com/fasterxml/jackson/core/jackson-core/2.9.6/jackson-core-2.9.6.jar:/Users/taoshilei/.m2/repository/com/fasterxml/jackson/core/jackson-databind/2.9.6/jackson-databind-2.9.6.jar:/Users/taoshilei/.m2/repository/com/fasterxml/jackson/core/jackson-annotations/2.9.0/jackson-annotations-2.9.0.jar:/Users/taoshilei/.m2/repository/com/github/pagehelper/pagehelper-spring-boot-starter/1.2.5/pagehelper-spring-boot-starter-1.2.5.jar:/Users/taoshilei/.m2/repository/com/github/pagehelper/pagehelper-spring-boot-autoconfigure/1.2.5/pagehelper-spring-boot-autoconfigure-1.2.5.jar:/Users/taoshilei/.m2/repository/com/github/pagehelper/pagehelper/5.1.4/pagehelper-5.1.4.jar:/Users/taoshilei/.m2/repository/com/github/jsqlparser/jsqlparser/1.0/jsqlparser-1.0.jar:/Users/taoshilei/.m2/repository/com/alibaba/druid-spring-boot-starter/1.1.9/druid-spring-boot-starter-1.1.9.jar:/Users/taoshilei/.m2/repository/com/alibaba/druid/1.1.9/druid-1.1.9.jar:/Users/taoshilei/.m2/repository/org/slf4j/slf4j-api/1.7.25/slf4j-api-1.7.25.jar:/Users/taoshilei/.m2/repository/org/springframework/boot/spring-boot-autoconfigure/2.0.4.RELEASE/spring-boot-autoconfigure-2.0.4.RELEASE.jar com.cuteximi.springbootdemo.SpringbootdemoApplication

  .   ____          _            __ _ _
 /\\ / ___'_ __ _ _(_)_ __  __ _ \ \ \ \
( ( )\___ | '_ | '_| | '_ \/ _` | \ \ \ \
 \\/  ___)| |_)| | | | | || (_| |  ) ) ) )
  '  |____| .__|_| |_|_| |_\__, | / / / /
 =========|_|==============|___/=/_/_/_/
 :: Spring Boot ::        (v2.0.4.RELEASE)

2018-08-26 17:50:40.248  INFO 2506 --- [           main] c.c.s.SpringbootdemoApplication          : Starting SpringbootdemoApplication on ximi.local with PID 2506 (/Users/taoshilei/Documents/springbootdemo/target/classes started by taoshilei in /Users/taoshilei/Documents/springbootdemo)
2018-08-26 17:50:40.251  INFO 2506 --- [           main] c.c.s.SpringbootdemoApplication          : No active profile set, falling back to default profiles: default
2018-08-26 17:50:40.347  INFO 2506 --- [           main] ConfigServletWebServerApplicationContext : Refreshing org.springframework.boot.web.servlet.context.AnnotationConfigServletWebServerApplicationContext@359f7cdf: startup date [Sun Aug 26 17:50:40 CST 2018]; root of context hierarchy
2018-08-26 17:50:41.652  INFO 2506 --- [           main] o.s.b.w.embedded.tomcat.TomcatWebServer  : Tomcat initialized with port(s): 8080 (http)
2018-08-26 17:50:41.674  INFO 2506 --- [           main] o.apache.catalina.core.StandardService   : Starting service [Tomcat]
2018-08-26 17:50:41.674  INFO 2506 --- [           main] org.apache.catalina.core.StandardEngine  : Starting Servlet Engine: Apache Tomcat/8.5.32
2018-08-26 17:50:41.677  INFO 2506 --- [ost-startStop-1] o.a.catalina.core.AprLifecycleListener   : The APR based Apache Tomcat Native library which allows optimal performance in production environments was not found on the java.library.path: [/Users/taoshilei/Library/Java/Extensions:/Library/Java/Extensions:/Network/Library/Java/Extensions:/System/Library/Java/Extensions:/usr/lib/java:.]
2018-08-26 17:50:41.739  INFO 2506 --- [ost-startStop-1] o.a.c.c.C.[Tomcat].[localhost].[/]       : Initializing Spring embedded WebApplicationContext
2018-08-26 17:50:41.739  INFO 2506 --- [ost-startStop-1] o.s.web.context.ContextLoader            : Root WebApplicationContext: initialization completed in 1395 ms
2018-08-26 17:50:41.814  INFO 2506 --- [ost-startStop-1] o.s.b.w.servlet.ServletRegistrationBean  : Servlet dispatcherServlet mapped to [/]
2018-08-26 17:50:41.815  INFO 2506 --- [ost-startStop-1] o.s.b.w.servlet.ServletRegistrationBean  : Servlet statViewServlet mapped to [/druid/*]
2018-08-26 17:50:41.817  INFO 2506 --- [ost-startStop-1] o.s.b.w.servlet.FilterRegistrationBean   : Mapping filter: 'characterEncodingFilter' to: [/*]
2018-08-26 17:50:41.818  INFO 2506 --- [ost-startStop-1] o.s.b.w.servlet.FilterRegistrationBean   : Mapping filter: 'hiddenHttpMethodFilter' to: [/*]
2018-08-26 17:50:41.818  INFO 2506 --- [ost-startStop-1] o.s.b.w.servlet.FilterRegistrationBean   : Mapping filter: 'httpPutFormContentFilter' to: [/*]
2018-08-26 17:50:41.818  INFO 2506 --- [ost-startStop-1] o.s.b.w.servlet.FilterRegistrationBean   : Mapping filter: 'requestContextFilter' to: [/*]
2018-08-26 17:50:41.818  INFO 2506 --- [ost-startStop-1] o.s.b.w.servlet.FilterRegistrationBean   : Mapping filter: 'webStatFilter' to urls: [/*]
2018-08-26 17:50:41.862  INFO 2506 --- [           main] c.a.d.s.b.a.DruidDataSourceAutoConfigure : Init DruidDataSource
2018-08-26 17:50:42.174  INFO 2506 --- [           main] com.alibaba.druid.pool.DruidDataSource   : {dataSource-1} inited
2018-08-26 17:50:42.372  INFO 2506 --- [           main] o.s.w.s.handler.SimpleUrlHandlerMapping  : Mapped URL path [/**/favicon.ico] onto handler of type [class org.springframework.web.servlet.resource.ResourceHttpRequestHandler]
2018-08-26 17:50:42.493  INFO 2506 --- [           main] s.w.s.m.m.a.RequestMappingHandlerAdapter : Looking for @ControllerAdvice: org.springframework.boot.web.servlet.context.AnnotationConfigServletWebServerApplicationContext@359f7cdf: startup date [Sun Aug 26 17:50:40 CST 2018]; root of context hierarchy
2018-08-26 17:50:42.524  INFO 2506 --- [           main] s.w.s.m.m.a.RequestMappingHandlerMapping : Mapped "{[/list],methods=[GET]}" onto public java.util.List<com.cuteximi.springbootdemo.domain.User> com.cuteximi.springbootdemo.controller.StudentController.test1()
2018-08-26 17:50:42.528  INFO 2506 --- [           main] s.w.s.m.m.a.RequestMappingHandlerMapping : Mapped "{[/error]}" onto public org.springframework.http.ResponseEntity<java.util.Map<java.lang.String, java.lang.Object>> org.springframework.boot.autoconfigure.web.servlet.error.BasicErrorController.error(javax.servlet.http.HttpServletRequest)
2018-08-26 17:50:42.528  INFO 2506 --- [           main] s.w.s.m.m.a.RequestMappingHandlerMapping : Mapped "{[/error],produces=[text/html]}" onto public org.springframework.web.servlet.ModelAndView org.springframework.boot.autoconfigure.web.servlet.error.BasicErrorController.errorHtml(javax.servlet.http.HttpServletRequest,javax.servlet.http.HttpServletResponse)
2018-08-26 17:50:42.545  INFO 2506 --- [           main] o.s.w.s.handler.SimpleUrlHandlerMapping  : Mapped URL path [/webjars/**] onto handler of type [class org.springframework.web.servlet.resource.ResourceHttpRequestHandler]
2018-08-26 17:50:42.545  INFO 2506 --- [           main] o.s.w.s.handler.SimpleUrlHandlerMapping  : Mapped URL path [/**] onto handler of type [class org.springframework.web.servlet.resource.ResourceHttpRequestHandler]
2018-08-26 17:50:42.717  INFO 2506 --- [           main] o.s.j.e.a.AnnotationMBeanExporter        : Registering beans for JMX exposure on startup
2018-08-26 17:50:42.718  INFO 2506 --- [           main] o.s.j.e.a.AnnotationMBeanExporter        : Bean with name 'statFilter' has been autodetected for JMX exposure
2018-08-26 17:50:42.718  INFO 2506 --- [           main] o.s.j.e.a.AnnotationMBeanExporter        : Bean with name 'dataSource' has been autodetected for JMX exposure
2018-08-26 17:50:42.722  INFO 2506 --- [           main] o.s.j.e.a.AnnotationMBeanExporter        : Located MBean 'dataSource': registering with JMX server as MBean [com.alibaba.druid.spring.boot.autoconfigure:name=dataSource,type=DruidDataSourceWrapper]
2018-08-26 17:50:42.723  INFO 2506 --- [           main] o.s.j.e.a.AnnotationMBeanExporter        : Located MBean 'statFilter': registering with JMX server as MBean [com.alibaba.druid.filter.stat:name=statFilter,type=StatFilter]
2018-08-26 17:50:42.762  INFO 2506 --- [           main] o.s.b.w.embedded.tomcat.TomcatWebServer  : Tomcat started on port(s): 8080 (http) with context path ''
2018-08-26 17:50:42.768  INFO 2506 --- [           main] c.c.s.SpringbootdemoApplication          : Started SpringbootdemoApplication in 2.914 seconds (JVM running for 3.529)

对比两次日志，多了这一条：

2018-08-26 17:50:42.524  INFO 2506 --- [           main] s.w.s.m.m.a.RequestMappingHandlerMapping : Mapped "{[/list],methods=[GET]}" onto public java.util.List<com.cuteximi.springbootdemo.domain.User> com.cuteximi.springbootdemo.controller.StudentController.test1()

实验结果：


5317394-9854c70cb67fb591.png
image.png
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springboot正常启动后访问不到controller层的接口一、启动类未扫描controller目录二、启动类包路径异常三、controller类未添加注解四、application.yml关闭了web服务 一、启动类未扫描controller目录 解决办法： 启动类添加包扫描路径，如： @SpringBootApplication(scanBasePackages = {“com.xxx.controller”}) 二、启动类包路径异常 解决办法： 启动类与controller目录保持在同一层
springboot的controller无法访问
TeAmo_Fa的博客
03-20 747
比如这里的studentNumber，mybatisplus会在表格寻找student_number列而不是studentNumber。这里我把数据表的列属性改成student_number就成功运行了。今天写数据库大作业的时候发现新添的controller不起作用。这里发生了转换，导致实体类和数据表不匹配。排查后发现是实体类的命名问题。在浏览器中输入地址后返回结果。
springboot controller访问不到_SpringBoot 详解 !!!
weixin_39642998的博客
12-10 1092
Spring Boot 一个简化spring开发的框架,特点: 微服务自动配置起步依赖命令行界面Actuator22. 构建SpringBoot项目需要什么需要依赖parent 配置启动器编写Spring Boot启动类SpringBoot整合 Servlet方式一:通过注解方式整合servlet/***SpringBoot 整合 Servlet 方式一 **<servlet> * &...
springboot项目访问不到controller方法
qq_39577901的博客
12-11 915
‘’‘’这两个目录不能同级！！！
问题记录：Springboot找不到Controller接口 （SpringBoot启动类包扫描失效）
yuanleidashen的博客
01-09 1621
问题起因：用@ComponentScan注解扫描feign服务的降级类包使SpringBoot启动类同级下的Controller没有被扫描到。例子：启动类在 a.b 包下 注解扫描 a.b.c包 ，会导致a.b包下的其他包没有被扫描。原因@ComponentScan注解扫描会覆盖掉SpringBoot启动类自动扫描同级目录。
springboot访问不到controller可以访问到其他controller
03-22
<think>好的，用户的问题是关于Spring Boot项目中某个特定的Controller无法访问，而其他Controller正常。我需要帮他排查可能的原因。 首先，我应该考虑基本的配置问题。用户可能没有正确添加@RequestMapping或者@RestController注解，导致Spring无法识别这个Controller。或者，包扫描的问题，如果Controller所在的包不在Spring Boot的主应用类所在的包或其子包下，Spring可能没有扫描到它。这时候用户需要检查@ComponentScan注解是否包含了该Controller的包。 接下来，URL路径冲突也是一个常见问题。可能这个特定的Controller的路径与其他Controller的路径重复了，或者存在通配符冲突。比如，如果有一个更宽泛的路径映射覆盖了当前路径，会导致访问不到。建议用户检查所有Controller的映射，使用/actuator/mappings端点查看所有已注册的路径。 然后，方法级别的注解是否正确？比如@GetMapping或@PostMapping，如果方法上的HTTP方法限制了访问方式，用户可能用错了请求方法。例如，如果Controller的方法只处理POST请求，但用户用GET访问就会404。需要确认请求方法和注解是否匹配。 另外，Spring Security的拦截规则可能阻止了访问。如果项目中引入了Spring Security，可能存在权限配置，导致该路径被拦截。用户需要检查Security配置类中的antMatchers是否放行了该路径，或者是否有角色权限限制。同时，CSRF保护也可能影响POST请求，需要确认是否相关。 还有依赖问题，比如是否缺少必要的starter依赖，或者依赖冲突导致Controller未被加载。检查pom.xml或build.gradle，确认spring-boot-starter-web存在，并且版本没有冲突。有时候，第三方库可能覆盖了Spring的默认配置，影响组件扫描。 此外，应用启动时的日志也很重要。启动时Spring会输出所有注册的Controller的映射信息，用户应该查看是否有目标Controller的路径出现在日志中。如果没有，说明未被加载，可能是包扫描问题或注解缺失。 还有考虑是否返回了空白内容，比如方法返回了null或者没有正确设置响应体，导致看似无法访问，其实是返回了空响应。这时候需要用Postman或curl测试，查看响应状态码和内容。 另外，检查过滤器或拦截器是否拦截了该请求，并进行了转发或阻断。自定义的过滤器可能处理了请求后没有传递到Controller，导致问题。 最后，建议用户分步骤检查：确认注解、包扫描、路径冲突、安全配置、依赖、启动日志，以及使用诊断工具如/actuator/mappings。这些步骤应该能定位问题所在。</think>针对Spring Boot项目中特定Controller不可访问的问题，请按照以下步骤排查： ### 一、检查基础配置 1. **注解完整性** 确认Controller类已添加`@RestController`或`@Controller`注解，方法添加了`@RequestMapping`及其派生注解（如`@GetMapping`）。 ```java @RestController // 必须存在 public class ProblemController { @GetMapping("/target-path") // 必须存在 public String method() { return "OK"; } } ``` 2. **包扫描范围** Spring Boot默认扫描主类所在包及其子包。若Controller不在该范围内，需显式添加`@ComponentScan`： ```java @SpringBootApplication @ComponentScan({"com.main.package", "com.external.controller.package"}) // 手动指定包 public class Application { ... } ``` --- ### 二、排查路径冲突 1. **检查重复路径映射** 通过`/actuator/mappings`端点查看所有已注册路径： ```bash curl http://localhost:8080/actuator/mappings ``` 若存在相同路径的映射，Spring会选择最先加载的Controller[^1]。 2. **路径通配符优先级** 例如`/api/**`会覆盖`/api/specific`，需调整路径顺序或使用更具体的URL。 --- ### 三、安全配置拦截 1. **Spring Security规则** 检查`SecurityConfig`中是否配置了该路径的访问权限： ```java http.authorizeRequests() .antMatchers("/target-path").permitAll() // 放行路径 .anyRequest().authenticated(); ``` 2. **CSRF保护影响** 对于POST/PUT请求，若未禁用CSRF且未携带令牌，请求会被拦截： ```java http.csrf().disable(); // 临时禁用测试 ``` --- ### 四、依赖与组件加载 1. **依赖冲突检查** 确认`pom.xml`/`build.gradle`中包含： ```xml <dependency> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter-web</artifactId> </dependency> ``` 2. **自动配置排除** 检查是否误排除`@SpringBootApplication`中的自动配置： ```java @SpringBootApplication(exclude = {ErrorMvcAutoConfiguration.class}) // 确保未排除关键配置 ``` --- ### 五、日志诊断 1. **启动日志分析** 查找启动日志中是否注册了目标路径： ```log Mapped "{[/target-path], methods=[GET]}" onto public java.lang.String com.example.ProblemController.method() ``` 2. **异常日志捕获** 开启DEBUG日志查看初始化错误： ```properties logging.level.org.springframework.web=DEBUG ``` --- ### 六、测试验证 1. **直接调用测试** 使用`curl`或Postman发送请求，观察响应类型： ```bash curl -v http://localhost:8080/target-path ``` 2. **单元测试验证** 编写测试用例直接调用Controller方法： ```java @SpringBootTest @AutoConfigureMockMvc public class ControllerTest { @Autowired private MockMvc mockMvc; @Test void testProblemController() throws Exception { mockMvc.perform(get("/target-path")) .andExpect(status().isOk()); } } ``` ---
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