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Java 8 date/time type `java.time.LocalDateTime`

news 2025/8/28 13:27:21

今天用MybatisPlus自动生成器生成代码后，才写到login方法就运行一直报如下错：

[04:20 09:59:36.273] [ERROR] [com.mall.exception.GlobalExceptionHandler] - Default Exception: 
java.lang.reflect.UndeclaredThrowableException: nullat org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.proceed(CglibAopProxy.java:785) ~[spring-aop-6.1.18.jar:6.1.18]at org.springframework.aop.framework.adapter.MethodBeforeAdviceInterceptor.invoke(MethodBeforeAdviceInterceptor.java:58) ~[spring-aop-6.1.18.jar:6.1.18]at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184) ~[spring-aop-6.1.18.jar:6.1.18]at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.proceed(CglibAopProxy.java:768) ~[spring-aop-6.1.18.jar:6.1.18]at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:97) ~[spring-aop-6.1.18.jar:6.1.18]at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184) ~[spring-aop-6.1.18.jar:6.1.18]at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.proceed(CglibAopProxy.java:768) ~[spring-aop-6.1.18.jar:6.1.18]at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:720) ~[spring-aop-6.1.18.jar:6.1.18]at com.mall.controller.UserController$$SpringCGLIB$$0.login(<generated>) ~[classes/:?]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.web.method.support.InvocableHandlerMethod.doInvoke(InvocableHandlerMethod.java:255) ~[spring-web-6.1.18.jar:6.1.18]at org.springframework.web.method.support.InvocableHandlerMethod.invokeForRequest(InvocableHandlerMethod.java:188) ~[spring-web-6.1.18.jar:6.1.18]at org.springframework.web.servlet.mvc.method.annotation.ServletInvocableHandlerMethod.invokeAndHandle(ServletInvocableHandlerMethod.java:118) ~[spring-webmvc-6.1.18.jar:6.1.18]at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.invokeHandlerMethod(RequestMappingHandlerAdapter.java:926) ~[spring-webmvc-6.1.18.jar:6.1.18]at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.handleInternal(RequestMappingHandlerAdapter.java:831) ~[spring-webmvc-6.1.18.jar:6.1.18]at org.springframework.web.servlet.mvc.method.AbstractHandlerMethodAdapter.handle(AbstractHandlerMethodAdapter.java:87) ~[spring-webmvc-6.1.18.jar:6.1.18]at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:1089) [spring-webmvc-6.1.18.jar:6.1.18]at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:979) [spring-webmvc-6.1.18.jar:6.1.18]at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:1014) [spring-webmvc-6.1.18.jar:6.1.18]at org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:914) [spring-webmvc-6.1.18.jar:6.1.18]at jakarta.servlet.http.HttpServlet.service(HttpServlet.java:590) [tomcat-embed-core-10.1.39.jar:6.0]at org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:885) [spring-webmvc-6.1.18.jar:6.1.18]at jakarta.servlet.http.HttpServlet.service(HttpServlet.java:658) [tomcat-embed-core-10.1.39.jar:6.0]at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:195) [tomcat-embed-core-10.1.39.jar:10.1.39]at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:140) [tomcat-embed-core-10.1.39.jar:10.1.39]at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:51) [tomcat-embed-websocket-10.1.39.jar:10.1.39]at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:164) [tomcat-embed-core-10.1.39.jar:10.1.39]at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:140) [tomcat-embed-core-10.1.39.jar:10.1.39]at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100) [spring-web-6.1.18.jar:6.1.18]at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:116) [spring-web-6.1.18.jar:6.1.18]at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:164) [tomcat-embed-core-10.1.39.jar:10.1.39]at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:140) [tomcat-embed-core-10.1.39.jar:10.1.39]at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93) [spring-web-6.1.18.jar:6.1.18]at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:116) [spring-web-6.1.18.jar:6.1.18]at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:164) [tomcat-embed-core-10.1.39.jar:10.1.39]at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:140) [tomcat-embed-core-10.1.39.jar:10.1.39]at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201) [spring-web-6.1.18.jar:6.1.18]at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:116) [spring-web-6.1.18.jar:6.1.18]at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:164) [tomcat-embed-core-10.1.39.jar:10.1.39]at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:140) [tomcat-embed-core-10.1.39.jar:10.1.39]at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:167) [tomcat-embed-core-10.1.39.jar:10.1.39]at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:90) [tomcat-embed-core-10.1.39.jar:10.1.39]at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:483) [tomcat-embed-core-10.1.39.jar:10.1.39]at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:115) [tomcat-embed-core-10.1.39.jar:10.1.39]at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:93) [tomcat-embed-core-10.1.39.jar:10.1.39]at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:74) [tomcat-embed-core-10.1.39.jar:10.1.39]at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:344) [tomcat-embed-core-10.1.39.jar:10.1.39]at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:397) [tomcat-embed-core-10.1.39.jar:10.1.39]at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:63) [tomcat-embed-core-10.1.39.jar:10.1.39]at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:905) [tomcat-embed-core-10.1.39.jar:10.1.39]at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1743) [tomcat-embed-core-10.1.39.jar:10.1.39]at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:52) [tomcat-embed-core-10.1.39.jar:10.1.39]at org.apache.tomcat.util.threads.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1190) [tomcat-embed-core-10.1.39.jar:10.1.39]at org.apache.tomcat.util.threads.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:659) [tomcat-embed-core-10.1.39.jar:10.1.39]at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:63) [tomcat-embed-core-10.1.39.jar:10.1.39]at java.base/java.lang.Thread.run(Thread.java:842) [?:?]
Caused by: com.fasterxml.jackson.databind.exc.InvalidDefinitionException: Java 8 date/time type `java.time.LocalDateTime` not supported by default: add Module "com.fasterxml.jackson.datatype:jackson-datatype-jsr310" to enable handling (through reference chain: com.mall.common.ApiRestResponse["data"]->com.mall.model.User["createTime"])at com.fasterxml.jackson.databind.exc.InvalidDefinitionException.from(InvalidDefinitionException.java:77) ~[jackson-databind-2.17.3.jar:2.17.3]at com.fasterxml.jackson.databind.SerializerProvider.reportBadDefinition(SerializerProvider.java:1330) ~[jackson-databind-2.17.3.jar:2.17.3]at com.fasterxml.jackson.databind.ser.impl.UnsupportedTypeSerializer.serialize(UnsupportedTypeSerializer.java:35) ~[jackson-databind-2.17.3.jar:2.17.3]at com.fasterxml.jackson.databind.ser.BeanPropertyWriter.serializeAsField(BeanPropertyWriter.java:732) ~[jackson-databind-2.17.3.jar:2.17.3]at com.fasterxml.jackson.databind.ser.std.BeanSerializerBase.serializeFields(BeanSerializerBase.java:770) ~[jackson-databind-2.17.3.jar:2.17.3]at com.fasterxml.jackson.databind.ser.BeanSerializer.serialize(BeanSerializer.java:183) ~[jackson-databind-2.17.3.jar:2.17.3]at com.fasterxml.jackson.databind.ser.BeanPropertyWriter.serializeAsField(BeanPropertyWriter.java:732) ~[jackson-databind-2.17.3.jar:2.17.3]at com.fasterxml.jackson.databind.ser.std.BeanSerializerBase.serializeFields(BeanSerializerBase.java:770) ~[jackson-databind-2.17.3.jar:2.17.3]at com.fasterxml.jackson.databind.ser.BeanSerializer.serialize(BeanSerializer.java:183) ~[jackson-databind-2.17.3.jar:2.17.3]at com.fasterxml.jackson.databind.ser.DefaultSerializerProvider._serialize(DefaultSerializerProvider.java:502) ~[jackson-databind-2.17.3.jar:2.17.3]at com.fasterxml.jackson.databind.ser.DefaultSerializerProvider.serializeValue(DefaultSerializerProvider.java:341) ~[jackson-databind-2.17.3.jar:2.17.3]at com.fasterxml.jackson.databind.ObjectMapper._writeValueAndClose(ObjectMapper.java:4799) ~[jackson-databind-2.17.3.jar:2.17.3]at com.fasterxml.jackson.databind.ObjectMapper.writeValueAsString(ObjectMapper.java:4040) ~[jackson-databind-2.17.3.jar:2.17.3]at com.mall.filter.WebLogAspect.doAfterReturning(WebLogAspect.java:50) ~[classes/:?]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.aop.aspectj.AbstractAspectJAdvice.invokeAdviceMethodWithGivenArgs(AbstractAspectJAdvice.java:641) ~[spring-aop-6.1.18.jar:6.1.18]at org.springframework.aop.aspectj.AbstractAspectJAdvice.invokeAdviceMethod(AbstractAspectJAdvice.java:624) ~[spring-aop-6.1.18.jar:6.1.18]at org.springframework.aop.aspectj.AspectJAfterReturningAdvice.afterReturning(AspectJAfterReturningAdvice.java:66) ~[spring-aop-6.1.18.jar:6.1.18]at org.springframework.aop.framework.adapter.AfterReturningAdviceInterceptor.invoke(AfterReturningAdviceInterceptor.java:58) ~[spring-aop-6.1.18.jar:6.1.18]at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184) ~[spring-aop-6.1.18.jar:6.1.18]at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.proceed(CglibAopProxy.java:768) ~[spring-aop-6.1.18.jar:6.1.18]... 58 more

最后发现只需要把自动生成的LocalDateTime改成Date就行，注意是java.util.Date包的Date

在这里插入图片描述

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