Name for argument of type [java.lang.String] not specified, and parameter name information not avail

阿良~ 2024-07-14 11:35:03 阅读 51

错误分析：由于在参数上未显示使用注解来指定参数名，而编译时没有保留方法参数名，导致无法确定参数名，所以才报错。

开发环境：eclipse，jdk17，springboot3.2.x

测试地址git：https://gitee.com/aliang-xyl/springboot3-demo

错误信息

使用springboot框架时报错，以下是错误信息：

<code>java.lang.IllegalArgumentException: Name for argument of type [java.lang.String] not specified, and parameter name information not available via reflection. Ensure that the compiler uses the '-parameters' flag.

at org.springframework.web.method.annotation.AbstractNamedValueMethodArgumentResolver.updateNamedValueInfo(AbstractNamedValueMethodArgumentResolver.java:186) ~[spring-web-6.1.5.jar:6.1.5]

at org.springframework.web.method.annotation.AbstractNamedValueMethodArgumentResolver.getNamedValueInfo(AbstractNamedValueMethodArgumentResolver.java:161) ~[spring-web-6.1.5.jar:6.1.5]

at org.springframework.web.method.annotation.AbstractNamedValueMethodArgumentResolver.resolveArgument(AbstractNamedValueMethodArgumentResolver.java:107) ~[spring-web-6.1.5.jar:6.1.5]

at org.springframework.web.method.support.HandlerMethodArgumentResolverComposite.resolveArgument(HandlerMethodArgumentResolverComposite.java:122) ~[spring-web-6.1.5.jar:6.1.5]

at org.springframework.web.method.support.InvocableHandlerMethod.getMethodArgumentValues(InvocableHandlerMethod.java:224) ~[spring-web-6.1.5.jar:6.1.5]

at org.springframework.web.method.support.InvocableHandlerMethod.invokeForRequest(InvocableHandlerMethod.java:178) ~[spring-web-6.1.5.jar:6.1.5]

at org.springframework.web.servlet.mvc.method.annotation.ServletInvocableHandlerMethod.invokeAndHandle(ServletInvocableHandlerMethod.java:118) ~[spring-webmvc-6.1.5.jar:6.1.5]

at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.invokeHandlerMethod(RequestMappingHandlerAdapter.java:925) ~[spring-webmvc-6.1.5.jar:6.1.5]

at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.handleInternal(RequestMappingHandlerAdapter.java:830) ~[spring-webmvc-6.1.5.jar:6.1.5]

at org.springframework.web.servlet.mvc.method.AbstractHandlerMethodAdapter.handle(AbstractHandlerMethodAdapter.java:87) ~[spring-webmvc-6.1.5.jar:6.1.5]

at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:1089) [spring-webmvc-6.1.5.jar:6.1.5]

at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:979) [spring-webmvc-6.1.5.jar:6.1.5]

at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:1014) [spring-webmvc-6.1.5.jar:6.1.5]

at org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:903) [spring-webmvc-6.1.5.jar:6.1.5]

at jakarta.servlet.http.HttpServlet.service(HttpServlet.java:527) [jakarta.servlet-api-6.0.0.jar:6.0.0]

at org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:885) [spring-webmvc-6.1.5.jar:6.1.5]

at jakarta.servlet.http.HttpServlet.service(HttpServlet.java:614) [jakarta.servlet-api-6.0.0.jar:6.0.0]

at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:205) [tomcat-embed-core-10.1.19.jar:10.1.19]