Java使用Validation自定义Double类型属性校验

/**
 * @author yangp
 */
@Constraint(validatedBy = DoubleRangeValidator.class) 
@Target({ ElementType.FIELD, ElementType.METHOD, ElementType.PARAMETER }) 
public @interface DoubleRange {
    String message() default "值必须在指定范围内";

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

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

    double min() default Double.MIN_VALUE;

    double max() default Double.MAX_VALUE;
}

/**
 * @author yangp
 */
public class DoubleRangeValidator implements ConstraintValidator<DoubleRange, Double> {

    private double min;
    private double max;

    @Override
    public void initialize(DoubleRange constraintAnnotation) {
        this.min = constraintAnnotation.min();
        this.max = constraintAnnotation.max();
    }

    @Override
    public boolean isValid(Double value, ConstraintValidatorContext context) {
        if (value == null) {
            return false;
        }
        return value >= min && value <= max;
    }
}

@Data
@ApiModel(value = "AlarmConfigEnergyAlarmConfigVo", description = "能效告警配置告警信息")
public class AlarmConfigEnergyAlarmConfigVo {
    // 添加自定义DoubleRange自定义校验注解
    @ApiModelProperty("上上限值")
    @DoubleRange(min = 0, message = "上上限值必须大于0")
    private Double upUpLimitValue;
    
    @ApiModelProperty("上限值")
    @DoubleRange(min = 0, message = "上限值必须大于0")
    private Double upLimitValue;
    
    @ApiModelProperty("下限值")
    @DoubleRange(min = 0, message = "下限值必须大于0")
    private Double loLimitValue;
    
    @ApiModelProperty("下下限值")
    @DoubleRange(min = 0, message = "下下限值必须大于0")
    private Double loLoLimitValue;
}

public class AlarmConfigEnergyAlarmConfigBo extends AlarmConfigEnergyAlarmConfigVo {
   public void initCheck() {
        BizAssert.isTrue(Validation.buildDefaultValidatorFactory().getValidator().validate(this).isEmpty(), "告警配置参数校验失败");
    }
}

public class AlarmConfigEnergyAlarmConfigBo extends AlarmConfigEnergyAlarmConfigVo {
    public void checkValue() {
        // 获取验证器工厂
        ValidatorFactory validatorFactory = Validation.buildDefaultValidatorFactory();
        // 获取验证器
        Validator validator = validatorFactory.getValidator();
        // 进行验证
        Set<ConstraintViolation<AlarmConfigEnergyAlarmConfigBo>> validate = validator.validate(this);
        // 校验结果
        BizAssert.isTrue(validate.isEmpty(), "告警配置参数校验失败");
    }
}

public class BizAssert {
    public BizAssert() {
    }

    public static void isTrue(boolean expression, String errorMsgTemplate, Object... params) {
        if (!expression) {
            throw new BusinessException(StrUtil.format(errorMsgTemplate, params));
        }
    }

    public static void notNull(Object obj, String errorMsgTemplate, Object... params) {
        if (ObjectUtil.isNull(obj)) {
            throw new BusinessException(StrUtil.format(errorMsgTemplate, params));
        }
    }

    public static void isNull(Object obj, String errorMsgTemplate, Object... params) {
        if (ObjectUtil.isNotNull(obj)) {
            throw new BusinessException(StrUtil.format(errorMsgTemplate, params));
        }
    }

    public static void notEmpty(Object obj, String errorMsgTemplate, Object... params) {
        if (ObjectUtil.isEmpty(obj)) {
            throw new BusinessException(StrUtil.format(errorMsgTemplate, params));
        }
    }

    public static void isEmpty(Object obj, String errorMsgTemplate, Object... params) {
        if (ObjectUtil.isNotEmpty(obj)) {
            throw new BusinessException(StrUtil.format(errorMsgTemplate, params));
        }
    }

    public static void isZero(Integer obj, String errorMsgTemplate, Object... params) {
        isTrue(obj == 0, errorMsgTemplate, params);
    }

    public static void isZero(BigDecimal obj, String errorMsgTemplate, Object... params) {
        isTrue(obj != null && obj.compareTo(BigDecimal.ZERO) == 0, errorMsgTemplate, params);
    }

    public static void eq(Object obj1, Object obj2, String errorMsgTemplate, Object... params) {
        if (!Objects.equals(obj1, obj2)) {
            throw new BusinessException(StrUtil.format(errorMsgTemplate, params));
        }
    }

    public static void ne(Object obj1, Object obj2, String errorMsgTemplate, Object... params) {
        if (Objects.equals(obj1, obj2)) {
            throw new BusinessException(StrUtil.format(errorMsgTemplate, params));
        }
    }

    public static void tryIt(Runnable func, String errorMsg) {
        try {
            func.run();
        } catch (Exception var3) {
            Exception ex = var3;
            throw new BusinessException(errorMsg, ex);
        }
    }

    public static <T> T tryItAndReturn(Supplier<T> func) {
        try {
            return func.get();
        } catch (Exception var2) {
            Exception ex = var2;
            throw new BusinessException("出现错误", ex);
        }
    }

    public static <T> T tryItAndReturn(Supplier<T> func, String errorMsg) {
        try {
            return func.get();
        } catch (Exception var3) {
            Exception ex = var3;
            throw new BusinessException(errorMsg, ex);
        }
    }

    public static void throwException(String errorMsgTemplate, Object... params) {
        throw new BusinessException(StrUtil.format(errorMsgTemplate, params));
    }
}