问题描述
我是使用Spring Boot v2.3.0.RELEASE,Java 8,JUnit 5和Swagger OAS 3的新手,我尝试测试API控制器(由swagger-codegen生成)与我的服务的集成,这控制器包含允许上传文件库的独特方法,但是当我运行测试时,这会在通过映射器转换文件的时刻抛出异常。
我不明白为什么会这样,我对multipartfile的模拟测试产生了错误?
如何解决这个问题?
galeriaAPIControllerTest类
package com.navastud.apibackendcuentos.swagger.api;
import com.fasterxml.jackson.annotation.JsonAutoDetect;
import com.fasterxml.jackson.annotation.PropertyAccessor;
import com.navastud.apibackendcuentos.builder.ArchivoBuilder;
import com.navastud.apibackendcuentos.builder.galeriaBuilder;
import com.navastud.apibackendcuentos.builder.multipartfileBuilder;
import com.navastud.apibackendcuentos.service.galeriaService;
import com.navastud.apibackendcuentos.swagger.model.ArchivoDTO;
import com.navastud.apibackendcuentos.swagger.model.galeriaDTO;
import com.navastud.apibackendcuentos.swagger.model.TipogaleriaEnum;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.boot.test.mock.mockito.MockBean;
import org.springframework.http.MediaType;
import org.springframework.mock.web.Mockmultipartfile;
import org.springframework.web.multipart.multipartfile;
import java.util.Collections;
import static org.mockito.ArgumentMatchers.any;
import static org.mockito.ArgumentMatchers.anyLong;
import static org.mockito.BDDMockito.given;
import static org.springframework.test.web.servlet.request.mockmvcRequestBuilders.multipart;
import static org.springframework.test.web.servlet.result.mockmvcResultHandlers.print;
import static org.springframework.test.web.servlet.result.mockmvcResultMatchers.status;
class galeriaApiControllerTest extends BaseControllerTest {
@MockBean
@Qualifier("galeriaServiceImpl")
private galeriaService galeriaServiceImpl;
@Autowired
private galeriaBuilder galeriaBuilder;
@Autowired
private ArchivoBuilder archivoBuilder;
@Autowired
private multipartfileBuilder multipartfileBuilder;
@BeforeEach
void setUp() {
multipartfile multipartfile = multipartfileBuilder.create().build();
archivoBuilder = archivoBuilder.createWithId().multipartfile(multipartfile);
galeriaBuilder = galeriaBuilder.createWithId().tipo(TipogaleriaEnum.GENERICA)
.archivos(Collections.singletonList(archivoBuilder.build()));
}
@Test
void createArchivoIngaleriatest() throws Exception {
galeriaDTO galeria = galeriaBuilder.buildDTO();
ArchivoDTO archivo = archivoBuilder.buildDTO();
given(galeriaServiceImpl.addArchivoIngaleria(anyLong(),anyLong(),any())).willReturn(archivo);
Mockmultipartfile file = new Mockmultipartfile("file","prueba.txt","text/plain",multipartfileBuilder.build().getInputStream());
mvc.perform(multipart("/galeria/" + galeria.getId() + "/archivo")
.file(file)
.param("archivoId",archivo.getId().toString())
.contentType(MediaType.MULTIPART_FORM_DATA))
.andExpect(status().isOk()).andDo(print());
}
}
Class BaseControllerTest
package com.navastud.apibackendcuentos.swagger.api;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.datatype.jsr310.JavaTimeModule;
import org.junit.jupiter.api.BeforeEach;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.test.autoconfigure.web.servlet.AutoConfiguremockmvc;
import org.springframework.boot.test.context.SpringBoottest;
import org.springframework.test.web.servlet.mockmvc;
@SpringBoottest
@AutoConfiguremockmvc
public class BaseControllerTest {
@Autowired
protected mockmvc mvc;
@Autowired
protected ObjectMapper objectMapper;
@BeforeEach
void setUpBase() {
objectMapper = new ObjectMapper();
objectMapper.registerModule(new JavaTimeModule());
}
}
galeriaAPI类(使用swagger-codegen创建的类)
package com.navastud.apibackendcuentos.swagger.api;
import com.navastud.apibackendcuentos.swagger.model.ArchivoDTO;
import com.navastud.apibackendcuentos.swagger.model.galeriaDTO;
import com.navastud.apibackendcuentos.swagger.model.MessageResponseDTO;
import org.springframework.core.io.Resource;
import com.fasterxml.jackson.databind.ObjectMapper;
import io.swagger.annotations.*;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.http.HttpStatus;
import org.springframework.http.ResponseEntity;
import org.springframework.validation.annotation.Validated;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestHeader;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.RequestPart;
import org.springframework.web.multipart.multipartfile;
import org.springframework.web.bind.annotation.CookieValue;
import javax.servlet.http.HttpServletRequest;
import javax.validation.Valid;
import javax.validation.constraints.*;
import java.io.IOException;
import java.util.List;
import java.util.Map;
import java.util.Optional;
@Api(value = "galeria",description = "the galeria API")
public interface galeriaApi {
Logger log = LoggerFactory.getLogger(galeriaApi.class);
default Optional<ObjectMapper> getobjectMapper(){
return Optional.empty();
}
default Optional<HttpServletRequest> getRequest(){
return Optional.empty();
}
default Optional<String> getAcceptHeader() {
return getRequest().map(r -> r.getHeader("Accept"));
}
@ApiOperation(value = "Registar o actualiza un archivo",nickname = "createArchivoIngaleria",notes = "",response = ArchivoDTO.class,tags={ "galeria-api-controller",})
@ApiResponses(value = {
@ApiResponse(code = 200,message = "Archvio regisTrado y/o actualizado correctamente",response = ArchivoDTO.class),@ApiResponse(code = 409,message = "Error de negocio",response = MessageResponseDTO.class),@ApiResponse(code = 500,message = "Error interno",response = MessageResponseDTO.class) })
@RequestMapping(value = "/galeria/{galeriaId}/archivo",produces = { "application/json" },consumes = { "multipart/form-data" },method = RequestMethod.POST)
default ResponseEntity<ArchivoDTO> createArchivoIngaleria(@ApiParam(value = "",required=true) @RequestParam(value="archivoId",required=true) Long archivoId,@ApiParam(value = "file detail") @Valid @RequestPart("file") multipartfile file,@ApiParam(value = "ID de la galeria",required=true) @PathVariable("galeriaId") Long galeriaId
) {
if(getobjectMapper().isPresent() && getAcceptHeader().isPresent()) {
if (getAcceptHeader().get().contains("application/json")) {
try {
return new ResponseEntity<>(getobjectMapper().get().readValue("{\r\n \"tipo\" : \"tipo\",\r\n \"file\" : \"\",\r\n \"length\" : 1,\r\n \"id\" : 6,\r\n \"nombre\" : \"nombre\"\r\n}",ArchivoDTO.class),HttpStatus.NOT_IMPLEMENTED);
} catch (IOException e) {
log.error("Couldn't serialize response for content type application/json",e);
return new ResponseEntity<>(HttpStatus.INTERNAL_SERVER_ERROR);
}
}
} else {
log.warn("ObjectMapper or HttpServletRequest not configured in default galeriaApi interface so no example is generated");
}
return new ResponseEntity<>(HttpStatus.NOT_IMPLEMENTED);
}
}
ArchivoDTO类(使用swagger-codegen创建的类)
package com.navastud.apibackendcuentos.swagger.model;
import java.util.Objects;
import com.fasterxml.jackson.annotation.JsonProperty;
import com.fasterxml.jackson.annotation.JsonCreator;
import io.swagger.annotations.ApiModel;
import io.swagger.annotations.ApiModelProperty;
import org.springframework.core.io.Resource;
import org.springframework.validation.annotation.Validated;
import javax.validation.Valid;
import javax.validation.constraints.*;
/**
* ArchivoDTO
*/
@Validated
public class ArchivoDTO {
@JsonProperty("id")
private Long id = null;
@JsonProperty("nombre")
private String nombre = null;
@JsonProperty("tipo")
private String tipo = null;
@JsonProperty("file")
private Resource file = null;
@JsonProperty("length")
private Long length = null;
public ArchivoDTO id(Long id) {
this.id = id;
return this;
}
/**
* Get id
* @return id
**/
@ApiModelProperty(required = true,readOnly = true,value = "")
@NotNull
public Long getId() {
return id;
}
public void setId(Long id) {
this.id = id;
}
public ArchivoDTO nombre(String nombre) {
this.nombre = nombre;
return this;
}
/**
* Get nombre
* @return nombre
**/
@ApiModelProperty(required = true,value = "")
@NotNull
public String getNombre() {
return nombre;
}
public void setNombre(String nombre) {
this.nombre = nombre;
}
public ArchivoDTO tipo(String tipo) {
this.tipo = tipo;
return this;
}
/**
* Get tipo
* @return tipo
**/
@ApiModelProperty(required = true,value = "")
@NotNull
public String getTipo() {
return tipo;
}
public void setTipo(String tipo) {
this.tipo = tipo;
}
public ArchivoDTO file(Resource file) {
this.file = file;
return this;
}
/**
* Get file
* @return file
**/
@ApiModelProperty(required = true,value = "")
@NotNull
@Valid
public Resource getFile() {
return file;
}
public void setFile(Resource file) {
this.file = file;
}
public ArchivoDTO length(Long length) {
this.length = length;
return this;
}
/**
* Get length
* @return length
**/
@ApiModelProperty(required = true,value = "")
@NotNull
public Long getLength() {
return length;
}
public void setLength(Long length) {
this.length = length;
}
@Override
public boolean equals(java.lang.Object o) {
if (this == o) {
return true;
}
if (o == null || getClass() != o.getClass()) {
return false;
}
ArchivoDTO archivoDTO = (ArchivoDTO) o;
return Objects.equals(this.id,archivoDTO.id) &&
Objects.equals(this.nombre,archivoDTO.nombre) &&
Objects.equals(this.tipo,archivoDTO.tipo) &&
Objects.equals(this.file,archivoDTO.file) &&
Objects.equals(this.length,archivoDTO.length);
}
@Override
public int hashCode() {
return Objects.hash(id,nombre,tipo,file,length);
}
@Override
public String toString() {
StringBuilder sb = new StringBuilder();
sb.append("class ArchivoDTO {\n");
sb.append(" id: ").append(toIndentedString(id)).append("\n");
sb.append(" nombre: ").append(toIndentedString(nombre)).append("\n");
sb.append(" tipo: ").append(toIndentedString(tipo)).append("\n");
sb.append(" file: ").append(toIndentedString(file)).append("\n");
sb.append(" length: ").append(toIndentedString(length)).append("\n");
sb.append("}");
return sb.toString();
}
/**
* Convert the given object to string with each line indented by 4 spaces
* (except the first line).
*/
private String toIndentedString(java.lang.Object o) {
if (o == null) {
return "null";
}
return o.toString().replace("\n","\n ");
}
}
测试错误
org.springframework.web.util.nestedservletexception: Request processing Failed; nested exception is org.springframework.http.converter.HttpMessageConversionException: Type deFinition error: [simple type,class sun.nio.ch.ChannelInputStream]; nested exception is com.fasterxml.jackson.databind.exc.InvalidDeFinitionException: No serializer found for class sun.nio.ch.ChannelInputStream and no properties discovered to create BeanSerializer (to avoid exception,disable SerializationFeature.FAIL_ON_EMPTY_BEANS) (through reference chain: com.navastud.apibackendcuentos.swagger.model.ArchivoDTO["file"]->org.springframework.core.io.FileSystemResource["inputStream"])
at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:1014)
at org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:909)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:660)
at org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:883)
at org.springframework.test.web.servlet.TestdispatcherServlet.service(TestdispatcherServlet.java:72)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:741)
at org.springframework.mock.web.MockFilterChain$ServletFilterProxy.doFilter(MockFilterChain.java:167)
at org.springframework.mock.web.MockFilterChain.doFilter(MockFilterChain.java:134)
at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
at org.springframework.mock.web.MockFilterChain.doFilter(MockFilterChain.java:134)
at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
at org.springframework.mock.web.MockFilterChain.doFilter(MockFilterChain.java:134)
at org.springframework.boot.actuate.metrics.web.servlet.WebMvcmetricsFilter.doFilterInternal(WebMvcmetricsFilter.java:93)
at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
at org.springframework.mock.web.MockFilterChain.doFilter(MockFilterChain.java:134)
at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
at org.springframework.mock.web.MockFilterChain.doFilter(MockFilterChain.java:134)
at org.springframework.test.web.servlet.mockmvc.perform(mockmvc.java:183)
at com.navastud.apibackendcuentos.swagger.api.galeriaApiControllerTest.createArchivoIngaleriaTest(galeriaApiControllerTest.java:61)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at org.junit.platform.commons.util.ReflectionUtils.invokeMethod(ReflectionUtils.java:686)
at org.junit.jupiter.engine.execution.MethodInvocation.proceed(MethodInvocation.java:60)
at org.junit.jupiter.engine.execution.InvocationInterceptorChain$ValidatingInvocation.proceed(InvocationInterceptorChain.java:131)
at org.junit.jupiter.engine.extension.TimeoutExtension.intercept(TimeoutExtension.java:149)
at org.junit.jupiter.engine.extension.TimeoutExtension.interceptTestableMethod(TimeoutExtension.java:140)
at org.junit.jupiter.engine.extension.TimeoutExtension.interceptTestMethod(TimeoutExtension.java:84)
at org.junit.jupiter.engine.execution.ExecutableInvoker$ReflectiveInterceptorCall.lambda$ofVoidMethod$0(ExecutableInvoker.java:115)
at org.junit.jupiter.engine.execution.ExecutableInvoker.lambda$invoke$0(ExecutableInvoker.java:105)
at org.junit.jupiter.engine.execution.InvocationInterceptorChain$InterceptedInvocation.proceed(InvocationInterceptorChain.java:106)
at org.junit.jupiter.engine.execution.InvocationInterceptorChain.proceed(InvocationInterceptorChain.java:64)
at org.junit.jupiter.engine.execution.InvocationInterceptorChain.chainAndInvoke(InvocationInterceptorChain.java:45)
at org.junit.jupiter.engine.execution.InvocationInterceptorChain.invoke(InvocationInterceptorChain.java:37)
at org.junit.jupiter.engine.execution.ExecutableInvoker.invoke(ExecutableInvoker.java:104)
at org.junit.jupiter.engine.execution.ExecutableInvoker.invoke(ExecutableInvoker.java:98)
at org.junit.jupiter.engine.descriptor.TestMethodTestDescriptor.lambda$invokeTestMethod$6(TestMethodTestDescriptor.java:212)
at org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)
at org.junit.jupiter.engine.descriptor.TestMethodTestDescriptor.invokeTestMethod(TestMethodTestDescriptor.java:208)
at org.junit.jupiter.engine.descriptor.TestMethodTestDescriptor.execute(TestMethodTestDescriptor.java:137)
at org.junit.jupiter.engine.descriptor.TestMethodTestDescriptor.execute(TestMethodTestDescriptor.java:71)
at org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$5(NodeTestTask.java:135)
at org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)
at org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$7(NodeTestTask.java:125)
at org.junit.platform.engine.support.hierarchical.Node.around(Node.java:135)
at org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$8(NodeTestTask.java:123)
at org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)
at org.junit.platform.engine.support.hierarchical.NodeTestTask.executeRecursively(NodeTestTask.java:122)
at org.junit.platform.engine.support.hierarchical.NodeTestTask.execute(NodeTestTask.java:80)
at java.util.ArrayList.forEach(ArrayList.java:1257)
at org.junit.platform.engine.support.hierarchical.SameThreadHierarchicalTestExecutorService.invokeAll(SameThreadHierarchicalTestExecutorService.java:38)
at org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$5(NodeTestTask.java:139)
at org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)
at org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$7(NodeTestTask.java:125)
at org.junit.platform.engine.support.hierarchical.Node.around(Node.java:135)
at org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$8(NodeTestTask.java:123)
at org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)
at org.junit.platform.engine.support.hierarchical.NodeTestTask.executeRecursively(NodeTestTask.java:122)
at org.junit.platform.engine.support.hierarchical.NodeTestTask.execute(NodeTestTask.java:80)
at java.util.ArrayList.forEach(ArrayList.java:1257)
at org.junit.platform.engine.support.hierarchical.SameThreadHierarchicalTestExecutorService.invokeAll(SameThreadHierarchicalTestExecutorService.java:38)
at org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$5(NodeTestTask.java:139)
at org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)
at org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$7(NodeTestTask.java:125)
at org.junit.platform.engine.support.hierarchical.Node.around(Node.java:135)
at org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$8(NodeTestTask.java:123)
at org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)
at org.junit.platform.engine.support.hierarchical.NodeTestTask.executeRecursively(NodeTestTask.java:122)
at org.junit.platform.engine.support.hierarchical.NodeTestTask.execute(NodeTestTask.java:80)
at org.junit.platform.engine.support.hierarchical.SameThreadHierarchicalTestExecutorService.submit(SameThreadHierarchicalTestExecutorService.java:32)
at org.junit.platform.engine.support.hierarchical.HierarchicalTestExecutor.execute(HierarchicalTestExecutor.java:57)
at org.junit.platform.engine.support.hierarchical.HierarchicalTestEngine.execute(HierarchicalTestEngine.java:51)
at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:248)
at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$5(DefaultLauncher.java:211)
at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:226)
at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:199)
at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:132)
at com.intellij.junit5.junit5IdeaTestRunner.startRunnerWithArgs(junit5IdeaTestRunner.java:71)
at com.intellij.rt.junit.IdeaTestRunner$Repeater.startRunnerWithArgs(IdeaTestRunner.java:33)
at com.intellij.rt.junit.JUnitStarter.prepareStreamsAndStart(JUnitStarter.java:220)
at com.intellij.rt.junit.JUnitStarter.main(JUnitStarter.java:53)
Caused by: org.springframework.http.converter.HttpMessageConversionException: Type deFinition error: [simple type,disable SerializationFeature.FAIL_ON_EMPTY_BEANS) (through reference chain: com.navastud.apibackendcuentos.swagger.model.ArchivoDTO["file"]->org.springframework.core.io.FileSystemResource["inputStream"])
at org.springframework.http.converter.json.AbstractJackson2HttpMessageConverter.writeInternal(AbstractJackson2HttpMessageConverter.java:293)
at org.springframework.http.converter.AbstractGenericHttpMessageConverter.write(AbstractGenericHttpMessageConverter.java:104)
at org.springframework.web.servlet.mvc.method.annotation.AbstractMessageConverterMethodProcessor.writeWithMessageConverters(AbstractMessageConverterMethodProcessor.java:287)
at org.springframework.web.servlet.mvc.method.annotation.httpentityMethodProcessor.handleReturnValue(httpentityMethodProcessor.java:219)
at org.springframework.web.method.support.HandlerMethodReturnValueHandlerComposite.handleReturnValue(HandlerMethodReturnValueHandlerComposite.java:82)
at org.springframework.web.servlet.mvc.method.annotation.ServletinvocableHandlerMethod.invokeAndHandle(ServletinvocableHandlerMethod.java:123)
at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.invokeHandlerMethod(RequestMappingHandlerAdapter.java:879)
at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.handleInternal(RequestMappingHandlerAdapter.java:793)
at org.springframework.web.servlet.mvc.method.AbstractHandlerMethodAdapter.handle(AbstractHandlerMethodAdapter.java:87)
at org.springframework.web.servlet.dispatcherServlet.dodispatch(dispatcherServlet.java:1040)
at org.springframework.web.servlet.dispatcherServlet.doService(dispatcherServlet.java:943)
at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:1006)
... 84 more
Caused by: com.fasterxml.jackson.databind.exc.InvalidDeFinitionException: No serializer found for class sun.nio.ch.ChannelInputStream and no properties discovered to create BeanSerializer (to avoid exception,disable SerializationFeature.FAIL_ON_EMPTY_BEANS) (through reference chain: com.navastud.apibackendcuentos.swagger.model.ArchivoDTO["file"]->org.springframework.core.io.FileSystemResource["inputStream"])
at com.fasterxml.jackson.databind.exc.InvalidDeFinitionException.from(InvalidDeFinitionException.java:77)
at com.fasterxml.jackson.databind.SerializerProvider.reportBadDeFinition(SerializerProvider.java:1277)
at com.fasterxml.jackson.databind.DatabindContext.reportBadDeFinition(DatabindContext.java:400)
at com.fasterxml.jackson.databind.ser.impl.UnkNownSerializer.failForEmpty(UnkNownSerializer.java:71)
at com.fasterxml.jackson.databind.ser.impl.UnkNownSerializer.serialize(UnkNownSerializer.java:33)
at com.fasterxml.jackson.databind.ser.BeanPropertyWriter.serializeAsField(BeanPropertyWriter.java:728)
at com.fasterxml.jackson.databind.ser.std.BeanSerializerBase.serializefields(BeanSerializerBase.java:723)
at com.fasterxml.jackson.databind.ser.BeanSerializer.serialize(BeanSerializer.java:166)
at com.fasterxml.jackson.databind.ser.BeanPropertyWriter.serializeAsField(BeanPropertyWriter.java:728)
at com.fasterxml.jackson.databind.ser.std.BeanSerializerBase.serializefields(BeanSerializerBase.java:723)
at com.fasterxml.jackson.databind.ser.BeanSerializer.serialize(BeanSerializer.java:166)
at com.fasterxml.jackson.databind.ser.DefaultSerializerProvider._serialize(DefaultSerializerProvider.java:480)
at com.fasterxml.jackson.databind.ser.DefaultSerializerProvider.serializeValue(DefaultSerializerProvider.java:319)
at com.fasterxml.jackson.databind.ObjectWriter$Prefetch.serialize(ObjectWriter.java:1513)
at com.fasterxml.jackson.databind.ObjectWriter.writeValue(ObjectWriter.java:1005)
at org.springframework.http.converter.json.AbstractJackson2HttpMessageConverter.writeInternal(AbstractJackson2HttpMessageConverter.java:287)
... 95 more
解决方法
暂无找到可以解决该程序问题的有效方法,小编努力寻找整理中!
如果你已经找到好的解决方法,欢迎将解决方案带上本链接一起发送给小编。
小编邮箱:dio#foxmail.com (将#修改为@)