SpringBoot使用validation进行自参数校验的方法

            <dependency>
                <groupId>org.springframework.boot</groupId>
                <artifactId>spring-boot-starter-validation</artifactId>
                <version>3.2.1</version>
            </dependency>

            <dependency>
                <groupId>org.projectlombok</groupId>
                <artifactId>lombok</artifactId>
                <version>1.18.30</version>
            </dependency>

import lombok.Data;
import javax.validation.constraints.*;
import java.time.LocalDate;
@Data
public class Person {
  @NotBlank(message = "名字不能为空")
  private String name;
  @Max(value = 100,message = "年龄不能大于100岁")
  @Min(value = 0 ,message = "年龄不能小于0岁")
  private int age;
  @Email(message = "邮箱格式不正确")
  private String email;
  //@Past(message = "生日不能大于当前日期")
  //private LocalDate birthDay;
}

import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
import javax.validation.Valid;
@RestController
@RequestMapping("/validation")
public class validationController {
  @PostMapping("/demo")
  public Person demo(@RequestBody @Valid Person person){
    return person;
  }
}