我的问题是我无法更新我的实体。其他一切都运行良好，但当我想通过补丁/ put弹簧启动更新时，告诉我没有办法做到这一点。
我的用户类
package com.serwis.model;
import com.fasterxml.jackson.annotation.JsonIgnore;
import org.hibernate.validator.constraints.Length;
import javax.persistence.*;
import javax.validation.constraints.NotNull;
import java.util.Set;
@Entity
@Table(name="User")
public class User {
@OneToMany(mappedBy="user", cascade = CascadeType.ALL, fetch = FetchType.EAGER)
private Set<Post> posts;
@OneToMany(mappedBy="user", cascade = CascadeType.ALL, fetch = FetchType.EAGER)
private Set<Photo> photos;
@OneToMany(mappedBy="user", cascade = CascadeType.ALL, fetch = FetchType.EAGER)
private Set<BlockedUser> blockedUsers;
@OneToMany(mappedBy="user", cascade = CascadeType.ALL, fetch = FetchType.EAGER)
private Set<ObservedUser> observedUsers;
@Id
@GeneratedValue(strategy= GenerationType.AUTO)
@Column(name="id")
private Long id;
@NotNull
@Length(max = 11, min = 3)
@Column(name="login")
private String login;
@JsonIgnore
@NotNull
@Length(max = 20, min = 4)
@Column(name="password")
private String password;
@NotNull
@Length(max = 25, min = 5)
@Column(name="email")
private String email;
@Column(name="avatar")
private byte[] avatar;
public User(){}
public User(String login, String password, String email) {
this.login = login;
this.password = password;
this.email = email;
}
@Override
public String toString() {
return "User{" +
"id=" + id +
", login='" + login + '\'' +
", password='" + password + '\'' +
", email='" + email + '\'' +
'}';
}
public Long getId() {
return id;
}
public Set<BlockedUser> getBlockedUsers() {
return blockedUsers;
}
public void setBlockedUsers(Set<BlockedUser> blockedUsers) {
this.blockedUsers = blockedUsers;
}
public Set<ObservedUser> getObservedUsers() {
return observedUsers;
}
public void setObservedUsers(Set<ObservedUser> observedUsers) {
this.observedUsers = observedUsers;
}
public String getLogin() {
return login;
}
public void setLogin(String login) {
this.login = login;
}
public String getPassword() {
return password;
}
public void setPassword(String password) {
this.password = password;
}
public String getEmail() {
return email;
}
public void setEmail(String email) {
this.email = email;
}
public byte[] getAvatar() {
return avatar;
}
public void setAvatar(byte[] avatar) {
this.avatar = avatar;
}
public Set<Post> getPosts() {
return posts;
}
public void setPosts(Set<Post> posts) {
this.posts = posts;
}
public void setId(Long id) {
this.id = id;
}
public Set<Photo> getPhotos() {
return photos;
}
public void setPhotos(Set<Photo> photos) {
this.photos = photos;
}
}
我的userController类
package com.serwis.controller;
import com.serwis.model.User;
import com.serwis.repository.UserRepository;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.http.HttpStatus;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.*;
@RequestMapping("/user")
@Controller
public class UserController {
@Autowired
private UserRepository userRepository;
@RequestMapping(value = "create", method = RequestMethod.POST)
@ResponseBody
@ResponseStatus(HttpStatus.CREATED)
public User create(String email, String login, String password) {
User user = new User(login, password, email);
return userRepository.save(user);
}
@RequestMapping("/findall")
@ResponseBody
@ResponseStatus(HttpStatus.FOUND)
public Iterable<User> findAll() {
return userRepository.findAll();
}
@RequestMapping(value = "delete", method = RequestMethod.DELETE) //delete?id=4
@ResponseBody
@ResponseStatus(HttpStatus.OK)
public String delete(Long id) {
userRepository.delete(id);
return "Succesful deleted";
}
@RequestMapping(value = "update", method = RequestMethod.PATCH)
@ResponseBody
@ResponseStatus(HttpStatus.OK)
public User update(@ModelAttribute User user) {
return userRepository.save(user);
}
}
我的UserRepository
package com.serwis.repository;
import com.serwis.model.User;
import org.springframework.data.repository.CrudRepository;
import org.springframework.transaction.annotation.Transactional;
@Transactional
public interface UserRepository extends CrudRepository<User, Long>{
}
当我正在尝试使用id = 1和login = loginn
的patch / put时，邮递员出错{
"timestamp": 1471783909628,
"status": 500,
"error": "Internal Server Error",
"exception": "javax.validation.ConstraintViolationException",
"message": "Validation failed for classes [com.serwis.model.User] during persist time for groups [javax.validation.groups.Default, ]\nList of constraint violations:[\n\tConstraintViolationImpl{interpolatedMessage='may not be null', propertyPath=password, rootBeanClass=class com.serwis.model.User, messageTemplate='{javax.validation.constraints.NotNull.message}'}\n\tConstraintViolationImpl{interpolatedMessage='may not be null', propertyPath=email, rootBeanClass=class com.serwis.model.User, messageTemplate='{javax.validation.constraints.NotNull.message}'}\n\tConstraintViolationImpl{interpolatedMessage='may not be null', propertyPath=login, rootBeanClass=class com.serwis.model.User, messageTemplate='{javax.validation.constraints.NotNull.message}'}\n]",
"path": "/user/update/"
}
控制台出错：
List of constraint violations:[
ConstraintViolationImpl{interpolatedMessage='may not be null', propertyPath=password, rootBeanClass=class com.serwis.model.User, messageTemplate='{javax.validation.constraints.NotNull.message}'}
ConstraintViolationImpl{interpolatedMessage='may not be null', propertyPath=email, rootBeanClass=class com.serwis.model.User, messageTemplate='{javax.validation.constraints.NotNull.message}'}
ConstraintViolationImpl{interpolatedMessage='may not be null', propertyPath=login, rootBeanClass=class com.serwis.model.User, messageTemplate='{javax.validation.constraints.NotNull.message}'}
]] with root cause
javax.validation.ConstraintViolationException: Validation failed for classes [com.serwis.model.User] during persist time for groups [javax.validation.groups.Default, ]
List of constraint violations:[
ConstraintViolationImpl{interpolatedMessage='may not be null', propertyPath=password, rootBeanClass=class com.serwis.model.User, messageTemplate='{javax.validation.constraints.NotNull.message}'}
ConstraintViolationImpl{interpolatedMessage='may not be null', propertyPath=email, rootBeanClass=class com.serwis.model.User, messageTemplate='{javax.validation.constraints.NotNull.message}'}
ConstraintViolationImpl{interpolatedMessage='may not be null', propertyPath=login, rootBeanClass=class com.serwis.model.User, messageTemplate='{javax.validation.constraints.NotNull.message}'}
]
at org.hibernate.cfg.beanvalidation.BeanValidationEventListener.validate(BeanValidationEventListener.java:160) ~[hibernate-core-4.3.11.Final.jar:4.3.11.Final]
at org.hibernate.cfg.beanvalidation.BeanValidationEventListener.onPreInsert(BeanValidationEventListener.java:95) ~[hibernate-core-4.3.11.Final.jar:4.3.11.Final]
at org.hibernate.action.internal.EntityIdentityInsertAction.preInsert(EntityIdentityInsertAction.java:214) ~[hibernate-core-4.3.11.Final.jar:4.3.11.Final]
at org.hibernate.action.internal.EntityIdentityInsertAction.execute(EntityIdentityInsertAction.java:92) ~[hibernate-core-4.3.11.Final.jar:4.3.11.Final]
at org.hibernate.engine.spi.ActionQueue.execute(ActionQueue.java:492) ~[hibernate-core-4.3.11.Final.jar:4.3.11.Final]
at org.hibernate.engine.spi.ActionQueue.addResolvedEntityInsertAction(ActionQueue.java:197) ~[hibernate-core-4.3.11.Final.jar:4.3.11.Final]
at org.hibernate.engine.spi.ActionQueue.addInsertAction(ActionQueue.java:181) ~[hibernate-core-4.3.11.Final.jar:4.3.11.Final]
at org.hibernate.engine.spi.ActionQueue.addAction(ActionQueue.java:216) ~[hibernate-core-4.3.11.Final.jar:4.3.11.Final]
at org.hibernate.event.internal.AbstractSaveEventListener.addInsertAction(AbstractSaveEventListener.java:334) ~[hibernate-core-4.3.11.Final.jar:4.3.11.Final]
at org.hibernate.event.internal.AbstractSaveEventListener.performSaveOrReplicate(AbstractSaveEventListener.java:289) ~[hibernate-core-4.3.11.Final.jar:4.3.11.Final]
at org.hibernate.event.internal.AbstractSaveEventListener.performSave(AbstractSaveEventListener.java:195) ~[hibernate-core-4.3.11.Final.jar:4.3.11.Final]
at org.hibernate.event.internal.AbstractSaveEventListener.saveWithGeneratedId(AbstractSaveEventListener.java:126) ~[hibernate-core-4.3.11.Final.jar:4.3.11.Final]
at org.hibernate.jpa.event.internal.core.JpaPersistEventListener.saveWithGeneratedId(JpaPersistEventListener.java:84) ~[hibernate-entitymanager-4.3.11.Final.jar:4.3.11.Final]
at org.hibernate.event.internal.DefaultPersistEventListener.entityIsTransient(DefaultPersistEventListener.java:206) ~[hibernate-core-4.3.11.Final.jar:4.3.11.Final]
at org.hibernate.event.internal.DefaultPersistEventListener.onPersist(DefaultPersistEventListener.java:149) ~[hibernate-core-4.3.11.Final.jar:4.3.11.Final]
at org.hibernate.event.internal.DefaultPersistEventListener.onPersist(DefaultPersistEventListener.java:75) ~[hibernate-core-4.3.11.Final.jar:4.3.11.Final]
at org.hibernate.internal.SessionImpl.firePersist(SessionImpl.java:811) ~[hibernate-core-4.3.11.Final.jar:4.3.11.Final]
at org.hibernate.internal.SessionImpl.persist(SessionImpl.java:784) ~[hibernate-core-4.3.11.Final.jar:4.3.11.Final]
at org.hibernate.internal.SessionImpl.persist(SessionImpl.java:789) ~[hibernate-core-4.3.11.Final.jar:4.3.11.Final]
at org.hibernate.jpa.spi.AbstractEntityManagerImpl.persist(AbstractEntityManagerImpl.java:1181) ~[hibernate-entitymanager-4.3.11.Final.jar:4.3.11.Final]
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[na:1.8.0_92]
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[na:1.8.0_92]
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[na:1.8.0_92]
at java.lang.reflect.Method.invoke(Method.java:498) ~[na:1.8.0_92]
at org.springframework.orm.jpa.ExtendedEntityManagerCreator$ExtendedEntityManagerInvocationHandler.invoke(ExtendedEntityManagerCreator.java:344) ~[spring-orm-4.2.7.RELEASE.jar:4.2.7.RELEASE]
at com.sun.proxy.$Proxy76.persist(Unknown Source) ~[na:na]
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[na:1.8.0_92]
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[na:1.8.0_92]
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[na:1.8.0_92]
at java.lang.reflect.Method.invoke(Method.java:498) ~[na:1.8.0_92]
at org.springframework.orm.jpa.SharedEntityManagerCreator$SharedEntityManagerInvocationHandler.invoke(SharedEntityManagerCreator.java:294) ~[spring-orm-4.2.7.RELEASE.jar:4.2.7.RELEASE]
at com.sun.proxy.$Proxy76.persist(Unknown Source) ~[na:na]
at org.springframework.data.jpa.repository.support.SimpleJpaRepository.save(SimpleJpaRepository.java:439) ~[spring-data-jpa-1.9.4.RELEASE.jar:na]
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[na:1.8.0_92]
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[na:1.8.0_92]
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[na:1.8.0_92]
at java.lang.reflect.Method.invoke(Method.java:498) ~[na:1.8.0_92]
at org.springframework.data.repository.core.support.RepositoryFactorySupport$QueryExecutorMethodInterceptor.executeMethodOn(RepositoryFactorySupport.java:483) ~[spring-data-commons-1.11.4.RELEASE.jar:na]
at org.springframework.data.repository.core.support.RepositoryFactorySupport$QueryExecutorMethodInterceptor.doInvoke(RepositoryFactorySupport.java:468) ~[spring-data-commons-1.11.4.RELEASE.jar:na]
at org.springframework.data.repository.core.support.RepositoryFactorySupport$QueryExecutorMethodInterceptor.invoke(RepositoryFactorySupport.java:440) ~[spring-data-commons-1.11.4.RELEASE.jar:na]
at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) ~[spring-aop-4.2.7.RELEASE.jar:4.2.7.RELEASE]
at org.springframework.data.projection.DefaultMethodInvokingMethodInterceptor.invoke(DefaultMethodInvokingMethodInterceptor.java:61) ~[spring-data-commons-1.11.4.RELEASE.jar:na]
at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) ~[spring-aop-4.2.7.RELEASE.jar:4.2.7.RELEASE]
at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:99) ~[spring-tx-4.2.7.RELEASE.jar:4.2.7.RELEASE]
at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:281) ~[spring-tx-4.2.7.RELEASE.jar:4.2.7.RELEASE]
at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96) ~[spring-tx-4.2.7.RELEASE.jar:4.2.7.RELEASE]
at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) ~[spring-aop-4.2.7.RELEASE.jar:4.2.7.RELEASE]
at org.springframework.dao.support.PersistenceExceptionTranslationInterceptor.invoke(PersistenceExceptionTranslationInterceptor.java:136) ~[spring-tx-4.2.7.RELEASE.jar:4.2.7.RELEASE]
at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) ~[spring-aop-4.2.7.RELEASE.jar:4.2.7.RELEASE]
at org.springframework.data.jpa.repository.support.CrudMethodMetadataPostProcessor$CrudMethodMetadataPopulatingMethodInterceptor.invoke(CrudMethodMetadataPostProcessor.java:131) ~[spring-data-jpa-1.9.4.RELEASE.jar:na]
at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) ~[spring-aop-4.2.7.RELEASE.jar:4.2.7.RELEASE]
at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:92) ~[spring-aop-4.2.7.RELEASE.jar:4.2.7.RELEASE]
at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) ~[spring-aop-4.2.7.RELEASE.jar:4.2.7.RELEASE]
at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:208) ~[spring-aop-4.2.7.RELEASE.jar:4.2.7.RELEASE]
at com.sun.proxy.$Proxy85.save(Unknown Source) ~[na:na]
at com.serwis.controller.UserController.update(UserController.java:45) ~[main/:na]
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[na:1.8.0_92]
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[na:1.8.0_92]
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[na:1.8.0_92]
at java.lang.reflect.Method.invoke(Method.java:498) ~[na:1.8.0_92]
at org.springframework.web.method.support.InvocableHandlerMethod.doInvoke(InvocableHandlerMethod.java:221) ~[spring-web-4.2.7.RELEASE.jar:4.2.7.RELEASE]
at org.springframework.web.method.support.InvocableHandlerMethod.invokeForRequest(InvocableHandlerMethod.java:136) ~[spring-web-4.2.7.RELEASE.jar:4.2.7.RELEASE]
at org.springframework.web.servlet.mvc.method.annotation.ServletInvocableHandlerMethod.invokeAndHandle(ServletInvocableHandlerMethod.java:110) ~[spring-webmvc-4.2.7.RELEASE.jar:4.2.7.RELEASE]
at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.invokeHandlerMethod(RequestMappingHandlerAdapter.java:832) ~[spring-webmvc-4.2.7.RELEASE.jar:4.2.7.RELEASE]
at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.handleInternal(RequestMappingHandlerAdapter.java:743) ~[spring-webmvc-4.2.7.RELEASE.jar:4.2.7.RELEASE]
at org.springframework.web.servlet.mvc.method.AbstractHandlerMethodAdapter.handle(AbstractHandlerMethodAdapter.java:85) ~[spring-webmvc-4.2.7.RELEASE.jar:4.2.7.RELEASE]
at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:961) ~[spring-webmvc-4.2.7.RELEASE.jar:4.2.7.RELEASE]
at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:895) ~[spring-webmvc-4.2.7.RELEASE.jar:4.2.7.RELEASE]
at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:967) ~[spring-webmvc-4.2.7.RELEASE.jar:4.2.7.RELEASE]
at org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:840) ~[spring-webmvc-4.2.7.RELEASE.jar:4.2.7.RELEASE]
at javax.servlet.http.HttpServlet.service(HttpServlet.java:729) ~[tomcat-embed-core-8.0.36.jar:8.0.36]
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:292) ~[tomcat-embed-core-8.0.36.jar:8.0.36]
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:207) ~[tomcat-embed-core-8.0.36.jar:8.0.36]
at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52) ~[tomcat-embed-websocket-8.0.36.jar:8.0.36]
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:240) ~[tomcat-embed-core-8.0.36.jar:8.0.36]
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:207) ~[tomcat-embed-core-8.0.36.jar:8.0.36]
at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:99) ~[spring-web-4.2.7.RELEASE.jar:4.2.7.RELEASE]
at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107) ~[spring-web-4.2.7.RELEASE.jar:4.2.7.RELEASE]
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:240) ~[tomcat-embed-core-8.0.36.jar:8.0.36]
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:207) ~[tomcat-embed-core-8.0.36.jar:8.0.36]
at org.springframework.web.filter.HttpPutFormContentFilter.doFilterInternal(HttpPutFormContentFilter.java:87) ~[spring-web-4.2.7.RELEASE.jar:4.2.7.RELEASE]
at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107) ~[spring-web-4.2.7.RELEASE.jar:4.2.7.RELEASE]
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:240) ~[tomcat-embed-core-8.0.36.jar:8.0.36]
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:207) ~[tomcat-embed-core-8.0.36.jar:8.0.36]
at org.springframework.web.filter.HiddenHttpMethodFilter.doFilterInternal(HiddenHttpMethodFilter.java:77) ~[spring-web-4.2.7.RELEASE.jar:4.2.7.RELEASE]
at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107) ~[spring-web-4.2.7.RELEASE.jar:4.2.7.RELEASE]
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:240) ~[tomcat-embed-core-8.0.36.jar:8.0.36]
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:207) ~[tomcat-embed-core-8.0.36.jar:8.0.36]
at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:121) ~[spring-web-4.2.7.RELEASE.jar:4.2.7.RELEASE]
at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107) ~[spring-web-4.2.7.RELEASE.jar:4.2.7.RELEASE]
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:240) ~[tomcat-embed-core-8.0.36.jar:8.0.36]
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:207) ~[tomcat-embed-core-8.0.36.jar:8.0.36]
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:212) ~[tomcat-embed-core-8.0.36.jar:8.0.36]
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:106) [tomcat-embed-core-8.0.36.jar:8.0.36]
at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:502) [tomcat-embed-core-8.0.36.jar:8.0.36]
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:141) [tomcat-embed-core-8.0.36.jar:8.0.36]
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:79) [tomcat-embed-core-8.0.36.jar:8.0.36]
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:88) [tomcat-embed-core-8.0.36.jar:8.0.36]
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:528) [tomcat-embed-core-8.0.36.jar:8.0.36]
at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1099) [tomcat-embed-core-8.0.36.jar:8.0.36]
at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:670) [tomcat-embed-core-8.0.36.jar:8.0.36]
at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1520) [tomcat-embed-core-8.0.36.jar:8.0.36]
at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.run(NioEndpoint.java:1476) [tomcat-embed-core-8.0.36.jar:8.0.36]
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) [na:1.8.0_92]
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) [na:1.8.0_92]
at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61) [tomcat-embed-core-8.0.36.jar:8.0.36]
at java.lang.Thread.run(Thread.java:745) [na:1.8.0_92]
保存，查找，删除一切正常。我的想法是，我可以找到用户，编辑他并保存，但必须有更好的想法。
答案 0 :(得分：1)
当您进入userRepository.save（）调用时，听起来登录，密码和电子邮件字段为空。你能否显示你从Postman发送的实际HTTP请求？
好奇，您是否考虑过使用spring-data-rest并自动创建REST接口？那你就不需要编写自己的控制器了。