com.fasterxml.jackson.databind.exc.InvalidDefinitionException: No serializer found for class vo.auth

刺骨的言语ヽ痛彻心扉 2021-12-21 04:39 306阅读 0赞

2019-06-27 19:25:46.515 ERROR 16548 --- \[nio-8090-exec-5\] o.a.c.c.C.\[.\[.\[/\].\[dispatcherServlet\]    : Servlet.service() for servlet \[dispatcherServlet\] in context with path \[\] threw exception \[Request processing failed; nested exception is org.springframework.http.converter.HttpMessageConversionException: Type definition error: \[simple type, class vo.author.UserHorsepowerDto\]; nested exception is com.fasterxml.jackson.databind.exc.InvalidDefinitionException: No serializer found for class vo.author.UserHorsepowerDto and no properties discovered to create BeanSerializer (to avoid exception, disable SerializationFeature.FAIL\_ON\_EMPTY\_BEANS) (through reference chain: com.autohome.chuangkeyun.result.ResultBaseListVO\["result"\]->java.util.ArrayList\[0\])\] with root cause

com.fasterxml.jackson.databind.exc.InvalidDefinitionException: No serializer found for class vo.author.UserHorsepowerDto and no properties discovered to create BeanSerializer (to avoid exception, disable SerializationFeature.FAIL\_ON\_EMPTY\_BEANS) (through reference chain: com.autohome.chuangkeyun.result.ResultBaseListVO\["result"\]->java.util.ArrayList\[0\])  
    at com.fasterxml.jackson.databind.exc.InvalidDefinitionException.from(InvalidDefinitionException.java:77) ~\[jackson-databind-2.9.5.jar:2.9.5\]  
    at com.fasterxml.jackson.databind.SerializerProvider.reportBadDefinition(SerializerProvider.java:1191) ~\[jackson-databind-2.9.5.jar:2.9.5\]  
    at com.fasterxml.jackson.databind.DatabindContext.reportBadDefinition(DatabindContext.java:312) ~\[jackson-databind-2.9.5.jar:2.9.5\]  
    at com.fasterxml.jackson.databind.ser.impl.UnknownSerializer.failForEmpty(UnknownSerializer.java:71) ~\[jackson-databind-2.9.5.jar:2.9.5\]  
    at com.fasterxml.jackson.databind.ser.impl.UnknownSerializer.serialize(UnknownSerializer.java:33) ~\[jackson-databind-2.9.5.jar:2.9.5\]  
    at com.fasterxml.jackson.databind.ser.impl.IndexedListSerializer.serializeContents(IndexedListSerializer.java:119) ~\[jackson-databind-2.9.5.jar:2.9.5\]  
    at com.fasterxml.jackson.databind.ser.impl.IndexedListSerializer.serialize(IndexedListSerializer.java:79) ~\[jackson-databind-2.9.5.jar:2.9.5\]  
    at com.fasterxml.jackson.databind.ser.impl.IndexedListSerializer.serialize(IndexedListSerializer.java:18) ~\[jackson-databind-2.9.5.jar:2.9.5\]  
    at com.fasterxml.jackson.databind.ser.BeanPropertyWriter.serializeAsField(BeanPropertyWriter.java:727) ~\[jackson-databind-2.9.5.jar:2.9.5\]  
    at com.fasterxml.jackson.databind.ser.std.BeanSerializerBase.serializeFields(BeanSerializerBase.java:719) ~\[jackson-databind-2.9.5.jar:2.9.5\]  
    at com.fasterxml.jackson.databind.ser.BeanSerializer.serialize(BeanSerializer.java:155) ~\[jackson-databind-2.9.5.jar:2.9.5\]  
    at com.fasterxml.jackson.databind.ser.DefaultSerializerProvider.\_serialize(DefaultSerializerProvider.java:480) ~\[jackson-databind-2.9.5.jar:2.9.5\]  
    at com.fasterxml.jackson.databind.ser.DefaultSerializerProvider.serializeValue(DefaultSerializerProvider.java:319) ~\[jackson-databind-2.9.5.jar:2.9.5\]  
    at com.fasterxml.jackson.databind.ObjectWriter$Prefetch.serialize(ObjectWriter.java:1396) ~\[jackson-databind-2.9.5.jar:2.9.5\]  
    at com.fasterxml.jackson.databind.ObjectWriter.writeValue(ObjectWriter.java:913) ~\[jackson-databind-2.9.5.jar:2.9.5\]  
    at org.springframework.http.converter.json.AbstractJackson2HttpMessageConverter.writeInternal(AbstractJackson2HttpMessageConverter.java:286) ~\[spring-web-5.0.6.RELEASE.jar:5.0.6.RELEASE\]  
    at org.springframework.http.converter.AbstractGenericHttpMessageConverter.write(AbstractGenericHttpMessageConverter.java:102) ~\[spring-web-5.0.6.RELEASE.jar:5.0.6.RELEASE\]  
    at org.springframework.web.servlet.mvc.method.annotation.AbstractMessageConverterMethodProcessor.writeWithMessageConverters(AbstractMessageConverterMethodProcessor.java:272) ~\[spring-webmvc-5.0.6.RELEASE.jar:5.0.6.RELEASE\]  
    at org.springframework.web.servlet.mvc.method.annotation.RequestResponseBodyMethodProcessor.handleReturnValue(RequestResponseBodyMethodProcessor.java:180) ~\[spring-webmvc-5.0.6.RELEASE.jar:5.0.6.RELEASE\]  
    at org.springframework.web.method.support.HandlerMethodReturnValueHandlerComposite.handleReturnValue(HandlerMethodReturnValueHandlerComposite.java:82) ~\[spring-web-5.0.6.RELEASE.jar:5.0.6.RELEASE\]  
    at org.springframework.web.servlet.mvc.method.annotation.ServletInvocableHandlerMethod.invokeAndHandle(ServletInvocableHandlerMethod.java:119) ~\[spring-webmvc-5.0.6.RELEASE.jar:5.0.6.RELEASE\]  
    at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.invokeHandlerMethod(RequestMappingHandlerAdapter.java:877) ~\[spring-webmvc-5.0.6.RELEASE.jar:5.0.6.RELEASE\]  
    at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.handleInternal(RequestMappingHandlerAdapter.java:783) ~\[spring-webmvc-5.0.6.RELEASE.jar:5.0.6.RELEASE\]  
    at org.springframework.web.servlet.mvc.method.AbstractHandlerMethodAdapter.handle(AbstractHandlerMethodAdapter.java:87) ~\[spring-webmvc-5.0.6.RELEASE.jar:5.0.6.RELEASE\]  
    at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:991) ~\[spring-webmvc-5.0.6.RELEASE.jar:5.0.6.RELEASE\]  
    at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:925) ~\[spring-webmvc-5.0.6.RELEASE.jar:5.0.6.RELEASE\]  
    at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:974) ~\[spring-webmvc-5.0.6.RELEASE.jar:5.0.6.RELEASE\]  
    at org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:866) ~\[spring-webmvc-5.0.6.RELEASE.jar:5.0.6.RELEASE\]  
    at javax.servlet.http.HttpServlet.service(HttpServlet.java:635) ~\[tomcat-embed-core-8.5.31.jar:8.5.31\]  
    at org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:851) ~\[spring-webmvc-5.0.6.RELEASE.jar:5.0.6.RELEASE\]  
    at javax.servlet.http.HttpServlet.service(HttpServlet.java:742) ~\[tomcat-embed-core-8.5.31.jar:8.5.31\]  
    at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231) ~\[tomcat-embed-core-8.5.31.jar:8.5.31\]  
    at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) ~\[tomcat-embed-core-8.5.31.jar:8.5.31\]  
    at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52) ~\[tomcat-embed-websocket-8.5.31.jar:8.5.31\]  
    at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) ~\[tomcat-embed-core-8.5.31.jar:8.5.31\]  
    at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) ~\[tomcat-embed-core-8.5.31.jar:8.5.31\]  
    at com.alibaba.druid.support.http.WebStatFilter.doFilter(WebStatFilter.java:123) ~\[druid-1.1.0.jar:1.1.0\]  
    at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) ~\[tomcat-embed-core-8.5.31.jar:8.5.31\]  
    at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) ~\[tomcat-embed-core-8.5.31.jar:8.5.31\]  
    at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:99) ~\[spring-web-5.0.6.RELEASE.jar:5.0.6.RELEASE\]  
    at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107) ~\[spring-web-5.0.6.RELEASE.jar:5.0.6.RELEASE\]  
    at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) ~\[tomcat-embed-core-8.5.31.jar:8.5.31\]  
    at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) ~\[tomcat-embed-core-8.5.31.jar:8.5.31\]  
    at org.springframework.web.filter.HttpPutFormContentFilter.doFilterInternal(HttpPutFormContentFilter.java:109) ~\[spring-web-5.0.6.RELEASE.jar:5.0.6.RELEASE\]  
    at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107) ~\[spring-web-5.0.6.RELEASE.jar:5.0.6.RELEASE\]  
    at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) ~\[tomcat-embed-core-8.5.31.jar:8.5.31\]  
    at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) ~\[tomcat-embed-core-8.5.31.jar:8.5.31\]  
    at org.springframework.web.filter.HiddenHttpMethodFilter.doFilterInternal(HiddenHttpMethodFilter.java:81) ~\[spring-web-5.0.6.RELEASE.jar:5.0.6.RELEASE\]  
    at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107) ~\[spring-web-5.0.6.RELEASE.jar:5.0.6.RELEASE\]  
    at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) ~\[tomcat-embed-core-8.5.31.jar:8.5.31\]  
    at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) ~\[tomcat-embed-core-8.5.31.jar:8.5.31\]  
    at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:200) ~\[spring-web-5.0.6.RELEASE.jar:5.0.6.RELEASE\]  
    at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107) ~\[spring-web-5.0.6.RELEASE.jar:5.0.6.RELEASE\]  
    at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) ~\[tomcat-embed-core-8.5.31.jar:8.5.31\]  
    at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) ~\[tomcat-embed-core-8.5.31.jar:8.5.31\]  
    at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:198) ~\[tomcat-embed-core-8.5.31.jar:8.5.31\]  
    at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:96) \[tomcat-embed-core-8.5.31.jar:8.5.31\]  
    at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:496) \[tomcat-embed-core-8.5.31.jar:8.5.31\]  
    at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:140) \[tomcat-embed-core-8.5.31.jar:8.5.31\]  
    at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:81) \[tomcat-embed-core-8.5.31.jar:8.5.31\]  
    at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:87) \[tomcat-embed-core-8.5.31.jar:8.5.31\]  
    at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:342) \[tomcat-embed-core-8.5.31.jar:8.5.31\]  
    at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:803) \[tomcat-embed-core-8.5.31.jar:8.5.31\]  
    at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:66) \[tomcat-embed-core-8.5.31.jar:8.5.31\]  
    at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:790) \[tomcat-embed-core-8.5.31.jar:8.5.31\]  
    at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1468) \[tomcat-embed-core-8.5.31.jar:8.5.31\]  
    at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49) \[tomcat-embed-core-8.5.31.jar:8.5.31\]  
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) \[na:1.8.0\_202\]  
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) \[na:1.8.0\_202\]  
    at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61) \[tomcat-embed-core-8.5.31.jar:8.5.31\]  
    at java.lang.Thread.run(Thread.java:748) \[na:1.8.0\_202\]

Disconnected from the target VM, address: '127.0.0.1:51239', transport: 'socket'  
2019-06-27 19:27:03.397  INFO 16548 --- \[      Thread-10\] ConfigServletWebServerApplicationContext : Closing org.springframework.boot.web.servlet.context.AnnotationConfigServletWebServerApplicationContext@219e4cf: startup date \[Thu Jun 27 19:24:29 CST 2019\]; root of context hierarchy  
2019-06-27 19:27:03.420  INFO 16548 --- \[      Thread-10\] o.s.j.e.a.AnnotationMBeanExporter        : Unregistering JMX-exposed beans on shutdown  
2019-06-27 19:27:03.429  INFO 16548 --- \[      Thread-10\] o.s.j.e.a.AnnotationMBeanExporter        : Unregistering JMX-exposed beans

Process finished with exit code 130

我是相当的难受,一个多小时就报序列化问题,,,,后来看到一博客说  把实体类的private改为public   寡人一实验------完美解决

但是我想知道为啥我之前也是private修饰字段啊换了个项目为啥不行了??有大神指导给我解答一下

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发现为啥了,因为之前是在一个模块下的引用,现在是跨模块引用