springboot Validated和valid区别

https://blog.csdn.net/fly_duck/article/details/107849845
https://www.cnblogs.com/6b7b5fc3/p/13497867.html

import javax.validation.ConstraintValidator;
import javax.validation.ConstraintValidatorContext;

/**
 * 状态标记校验器
 * Created by macro on 2018/4/26.
 */
public class FlagValidatorClass implements ConstraintValidator<FlagValidator,Integer> {
    private String[] values;
    @Override
    public void initialize(FlagValidator flagValidator) {
        this.values = flagValidator.value();
    }

    @Override
    public boolean isValid(Integer value, ConstraintValidatorContext constraintValidatorContext) {
        boolean isValid = false;
        if(value==null){
            //当状态为空时使用默认值
            return true;
        }
        for(int i=0;i<values.length;i++){
            if(values[i].equals(String.valueOf(value))){
                isValid = true;
                break;
            }
        }
        return isValid;
    }
}

import javax.validation.Constraint;
import javax.validation.Payload;
import java.lang.annotation.*;

/**
 * 用户验证状态是否在指定范围内的注解
 * Created by macro on 2018/4/26.
 */
@Documented
@Retention(RetentionPolicy.RUNTIME)
@Target({ElementType.FIELD,ElementType.PARAMETER})
@Constraint(validatedBy = FlagValidatorClass.class)
public @interface FlagValidator {
    String[] value() default {};

    String message() default "flag is not found";

    Class<?>[] groups() default {};

    Class<? extends Payload>[] payload() default {};
}

@ApiModelProperty("是否在导航栏显示")
    @FlagValidator(value = {"0","1"},message = "状态只能为0或1")
    private Integer navStatus;

@ControllerAdvice
public class GlobalExceptionHandler {

    @ResponseBody
    @ExceptionHandler(value = ApiException.class)
    public CommonResult handle(ApiException e) {
        if (e.getErrorCode() != null) {
            return CommonResult.failed(e.getErrorCode());
        }
        return CommonResult.failed(e.getMessage());
    }
}