Springboot hibernate-validator 6.x快速校验示例代码
这篇文章主要介绍了Springboot hibernate-validator 6.x校验,本文以6.2.1.Final版本为例解决了log4j版本的漏洞问题,通过实例代码给大家介绍的非常详细,需要的朋友可以参考下
目录
一、版本信息及maven依赖
二、定义实体bean
三、测试Controller
四、hibernate-validator全局异常处理
五、hibernate-validator快速校验
一、版本信息及maven依赖
hibernate-validator 7.x版本有问题,暂时以6.2.1.Final为例,6.2.1.Final版本解决了Log4j版本的漏洞
1 2 3 4 5 6 7 8 9 10 11 | <properties> <!-- JDK版本 --> <java.version> 1.8 </java.version> <!-- 构建时编码 --> <project.build.sourceEncoding>UTF- 8 </project.build.sourceEncoding> <!-- 输出时编码 --> <project.reporting.outputEncoding>UTF- 8 </project.reporting.outputEncoding> <hutool.version> 5.7 . 16 </hutool.version> <hibernate-validator.version> 6.2 . 1 .Final</hibernate-validator.version> </properties> |
记得引入:spring-boot-starter-validation
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 | <dependency> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter-validation</artifactId> </dependency> <dependency> <groupId>org.hibernate.validator</groupId> <artifactId>hibernate-validator</artifactId> </dependency> <dependency> <groupId>cn.hutool</groupId> <artifactId>hutool-all</artifactId> <version>${hutool.version}</version> </dependency> |
二、定义实体bean
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 | import javax.validation.constraints.Email; import javax.validation.constraints.Max; import javax.validation.constraints.Min; import javax.validation.constraints.NotBlank; import org.hibernate.validator.constraints.Length; public class User { private Integer id; @Min ( 18 ) @Max ( 200 ) private Integer age; @NotBlank (message = "姓名不能为空" ) @Length (min = 2 , max = 6 , message = "长度必须在{min}和{max}个字符之间" ) private String name; @NotBlank (message = "电子邮箱不能为空" ) @Email (message = "电子邮箱格式不正确" ) private String email; public Integer getId() { return id; } public void setId(Integer id) { this .id = id; } public Integer getAge() { return age; } public void setAge(Integer age) { this .age = age; } public String getName() { return name; } public void setName(String name) { this .name = name; } public String getEmail() { return email; } public void setEmail(String email) { this .email = email; } @Override public String toString() { return "User [id=" + id + ", age=" + age + ", name=" + name + ", email=" + email + "]" ; } } |
三、测试Controller
需要在类上面加上注解:@Validated
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 | import javax.validation.Valid; import javax.validation.constraints.NotNull; import org.springframework.validation.annotation.Validated; import org.springframework.web.bind.annotation.RequestMapping; import org.springframework.web.bind.annotation.RestController; @RestController @Validated public class UserController { @RequestMapping ( "/get" ) public User get( @NotNull (message = "id不能为空" ) Integer id, @NotNull (message = "姓名不能为空" ) String name) { User user = new User(); user.setName( "lisi" ); user.setId(id); return user; } @RequestMapping ( "/save" ) public User get( @Valid User user) { return user; } } |
四、hibernate-validator全局异常处理
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 | import java.util.List; import java.util.Set; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import javax.validation.ConstraintViolation; import javax.validation.ConstraintViolationException; import org.springframework.http.HttpStatus; import org.springframework.validation.BindException; import org.springframework.validation.FieldError; import org.springframework.web.bind.MethodArgumentNotValidException; import org.springframework.web.bind.annotation.ControllerAdvice; import org.springframework.web.bind.annotation.ExceptionHandler; import org.springframework.web.bind.annotation.ResponseBody; @ControllerAdvice public class GlobalException { public static final String DELIM = "," ; @ExceptionHandler (Exception. class ) @ResponseBody public String exceptionHandler(HttpServletRequest request, HttpServletResponse response, Exception e) { if (e instanceof ConstraintViolationException) { //@RequestParam上参数validate失败后抛出的异常 ConstraintViolationException cve = (ConstraintViolationException) e; Set<ConstraintViolation<?>> violations = cve.getConstraintViolations(); StringBuffer sb = new StringBuffer( "" ); for (ConstraintViolation<?> constraintViolation : violations) { sb.append(constraintViolation.getMessage()).append(DELIM); } if (sb.indexOf(DELIM) > - 1 ) { sb.deleteCharAt(sb.length() - 1 ); } System.out.println( "ConstraintViolationException sb=" +sb); response.setStatus(HttpStatus.BAD_REQUEST.value()); return sb.toString(); } else if (e instanceof BindException) { //@RequestParam上实体对象validate失败后抛出的异常 BindException be = (BindException) e; System.out.println( "be.getMessage()=" +be.getMessage()); List<FieldError> fieldErrors = be.getBindingResult().getFieldErrors(); StringBuffer sb = new StringBuffer( "" ); for (FieldError fieldError : fieldErrors) { sb.append(fieldError.getDefaultMessage()).append(DELIM); //System.out.println("fieldError.getDefaultMessage() =" + fieldError.getDefaultMessage()); } if (sb.indexOf(DELIM) > - 1 ) { sb.deleteCharAt(sb.length() - 1 ); } System.out.println( "BindException sb=" +sb); response.setStatus(HttpStatus.BAD_REQUEST.value()); return sb.toString(); } else if (e instanceof MethodArgumentNotValidException) { //@RequestBody上validate失败后抛出的异常 MethodArgumentNotValidException mave = (MethodArgumentNotValidException) e; System.out.println( "mave.getMessage() = " + mave.getMessage()); List<FieldError> fieldErrors = mave.getBindingResult().getFieldErrors(); StringBuffer sb = new StringBuffer( "" ); for (FieldError fieldError : fieldErrors) { sb.append(fieldError.getDefaultMessage()).append(DELIM); //System.out.println("fieldError.getDefaultMessage() =" + fieldError.getDefaultMessage()); } if (sb.indexOf(DELIM) > - 1 ) { sb.deleteCharAt(sb.length() - 1 ); } System.out.println( "MethodArgumentNotValidException sb=" +sb); response.setStatus(HttpStatus.BAD_REQUEST.value()); return sb.toString(); } return "系统异常" ; } } |
五、hibernate-validator快速校验
hibernate-validator默认会全部校验后再返回所有错误结果,为了让hibernate-validator检查到第一个错误马上返回结果,需要配置快速校验
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 | import javax.validation.Validation; import javax.validation.Validator; import javax.validation.ValidatorFactory; import org.hibernate.validator.HibernateValidator; import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean; import org.springframework.context.annotation.Bean; import org.springframework.context.annotation.Configuration; import org.springframework.validation.beanvalidation.MethodValidationPostProcessor; @Configuration public class ValidatorConfiguration { /** * 快速返回校验器 * @return */ @Bean @ConditionalOnMissingBean (value = Validator. class ) public Validator validator() { //hibernate-validator 6.x没问题,7.x有问题 ValidatorFactory validatorFactory = Validation.byProvider(HibernateValidator. class ) .configure() .failFast( true ) //.addProperty("hibernate.validator.fail_fast", "true") .buildValidatorFactory(); return validatorFactory.getValidator(); } /** * 设置快速校验,返回方法校验处理器 * @return */ @Bean @ConditionalOnMissingBean (value = MethodValidationPostProcessor. class ) public MethodValidationPostProcessor methodValidationPostProcessor() { MethodValidationPostProcessor postProcessor = new MethodValidationPostProcessor(); postProcessor.setValidator(validator()); return postProcessor; } } |
到此这篇关于Springboot hibernate-validator 6.x校验的文章就介绍到这了
原文链接:https://www.cnblogs.com/fanshuyao/p/15722281.html
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