12

我正在尝试在 spring-data-rest 中进行验证。从文档中,您只需要提供一个验证器,我已经让它工作了,但是当一个验证约束被成功捕获/处理时,我会得到一个带有堆栈跟踪的 500 错误页面。

在配置类 RepositoryRestMvcConfiguration 中,它有一个 validationExceptionHandler,看起来它应该得到这样的验证错误以返回 400 而不是 500。它也是一个延迟加载的 bean。

我的设置不正确吗?还是有另一种方法可以让 spring-data-rest 返回 400 而不是 500?

我正在使用 spring-data-rest 版本 2.0.0 Release

由tomcat返回的堆栈跟踪:

HTTP Status 500 - Request processing failed; nested exception is javax.validation.ConstraintViolationException: Validation failed for classes [test.domain.Account] during persist time for groups [javax.validation.groups.Default, ]

org.springframework.web.util.NestedServletException: Request processing failed; nested exception is javax.validation.ConstraintViolationException: Validation failed for classes [test.domain.Account] during persist time for groups [javax.validation.groups.Default, ]
List of constraint violations:[
    ConstraintViolationImpl{interpolatedMessage='size must be between 0 and 10', propertyPath=login, rootBeanClass=class test.domain.Account, messageTemplate='{javax.validation.constraints.Size.message}'}
]
    org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:965)
    org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:855)
    javax.servlet.http.HttpServlet.service(HttpServlet.java:647)
    org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:829)
    javax.servlet.http.HttpServlet.service(HttpServlet.java:728)
    org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)

账户实体:

@Entity
public class Account {

    @Id
    @GeneratedValue(strategy = GenerationType.IDENTITY)
    Long id;

    @Column(unique = true)
    @Size(max = 10)
    String login;

}

RestMvcConfig:

@Configuration
public class RestExporterRestConfig extends RepositoryRestMvcConfiguration {}
4

2 回答 2

4

似乎已经开始工作了;我必须覆盖 validatingRepositoryEventListener() 并手动将验证器添加到侦听器;

@Configuration
public class RestExporterRestConfig extends RepositoryRestMvcConfiguration {

    @Bean
    public Validator validator() {
        return new LocalValidatorFactoryBean();
    }

    @Bean
    @Override
    public ValidatingRepositoryEventListener validatingRepositoryEventListener() {
        ValidatingRepositoryEventListener listener = new ValidatingRepositoryEventListener();
        configureValidatingRepositoryEventListener(listener);
        listener.addValidator("afterCreate", validator());
        listener.addValidator("beforeCreate", validator());
        return listener;
    }

}

我现在得到一个 400 返回如下;

400 Bad Request
{"errors":
    [{  "entity":"Account",
        "message":"size must be between 0 and 10",
        "invalidValue":"login 0dsfdsfdsfdsfdsfdsfdsfds",
        "property":"login"
    }]
}
于 2014-02-27T01:02:03.320 回答
4

以前的答案对我不起作用,我认为由于 Spring Data Rest 的变化,所以这里有一个更新的答案,它确实与 JPA 和 MongoDb 一起工作,以节省其他人在这方面花费很长时间的时间。

必须将此添加到我的 build.gradle 依赖项中

    compile('org.hibernate:hibernate-validator:4.2.0.Final')

和这个配置类

@Configuration
public class CustomRepositoryRestConfigurerAdapter extends RepositoryRestConfigurerAdapter {


   @Bean
   public Validator validator() {
       return new LocalValidatorFactoryBean();
   }

   @Override
   public void configureValidatingRepositoryEventListener(ValidatingRepositoryEventListener validatingListener) {
       validatingListener.addValidator("afterCreate", validator());
       validatingListener.addValidator("beforeCreate", validator());
       validatingListener.addValidator("afterSave", validator());
       validatingListener.addValidator("beforeSave", validator());
   }
}
于 2016-04-23T17:57:20.560 回答