/*
 * Copyright (c) 2020. ascend 版权所有禁止转载。
 */

package cn.edu.zua.springbootdemo2.util.core.validation;

import cn.edu.zua.springbootdemo2.util.core.validation.bound.IntEnumValidatorForInteger;

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

import static java.lang.annotation.ElementType.*;
import static java.lang.annotation.RetentionPolicy.RUNTIME;

/**
 * 说明：The annotated element must be a number of values .
 *
 * @author adeng 2020/3/14 10:12
 */
@Documented
@Constraint(validatedBy = {IntEnumValidatorForInteger.class})
@Target({METHOD, FIELD, ANNOTATION_TYPE, CONSTRUCTOR, PARAMETER, TYPE_USE})
@Retention(RetentionPolicy.RUNTIME)
@Repeatable(IntEnum.List.class)
public @interface IntEnum {
    /**
     * 合法值
     */
    int[] value() default {};

    String message() default "{javax.validation.constraints.IntEnum.message}";

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

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

    /**
     * Defines several {@code @Email} constraints on the same element.
     *
     * @see IntEnum
     */
    @Target({METHOD, FIELD, ANNOTATION_TYPE, CONSTRUCTOR, PARAMETER, TYPE_USE})
    @Retention(RUNTIME)
    @Documented
    @interface List {
        IntEnum[] value();
    }
}

/*
 * Copyright (c) 2020. ascend 版权所有禁止转载。
 */

package cn.edu.zua.springbootdemo2.util.core.validation.bound;

import cn.edu.zua.springbootdemo2.util.core.validation.IntEnum;

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

/**
 * 说明：
 * 验证提供的值是否合法
 *
 * @author adeng 2020/3/14 15:21
 */
public class IntEnumValidatorForInteger implements ConstraintValidator<IntEnum, Integer> {
    /**
     * 合法值
     */
    private int[] values;

    /**
     * Initializes the validator in preparation for
     * {@link #isValid(Integer, ConstraintValidatorContext)} calls.
     * The constraint annotation for a given constraint declaration
     * is passed.
     * <p>
     * This method is guaranteed to be called before any use of this instance for
     * validation.
     * <p>
     * The default implementation is a no-op.
     *
     * @param intEnum annotation instance for a given constraint declaration
     */
    @Override
    public void initialize(IntEnum intEnum) {
        this.values = intEnum.value();
    }

    /**
     * Implements the validation logic.
     * The state of {@code value} must not be altered.
     * <p>
     * This method can be accessed concurrently, thread-safety must be ensured
     * by the implementation.
     *
     * @param value   object to validate
     * @param context context in which the constraint is evaluated
     * @return {@code false} if {@code value} does not pass the constraint
     */
    @Override
    public boolean isValid(Integer value, ConstraintValidatorContext context) {
        for (int item : values) {
            if (value == item) {
                return true;
            }
        }
        return false;
    }
}

/**
     * 自定义int枚举校验
     *
     * @param input 输入
     * @return 输出
     */
    @GetMapping(value = "/get/custom/integer")
    public CommonResult<Integer> getCustomInteger(@IntEnum(value = {0, 1}) Integer input) {
        CommonResult<Integer> retResult = new CommonResult<>();
        retResult.fillResult(CommonCode.SUCCESS(), input);
        return retResult;
    }

javax.validation.constraints.IntEnum.message=value not valid（valid values have {value}）

Caused by: java.lang.ClassCastException: class [I cannot be cast to class [Ljava.lang.Object; ([I and [Ljava.lang.Object; are in module java.base of loader 'bootstrap')
	at org.hibernate.validator.internal.engine.messageinterpolation.ParameterTermResolver.interpolate(ParameterTermResolver.java:30)
	at org.hibernate.validator.internal.engine.messageinterpolation.InterpolationTerm.interpolate(InterpolationTerm.java:64)
	at org.hibernate.validator.messageinterpolation.ResourceBundleMessageInterpolator.interpolate(ResourceBundleMessageInterpolator.java:159)
	at org.hibernate.validator.messageinterpolation.AbstractMessageInterpolator.interpolateExpression(AbstractMessageInterpolator.java:519)
	at org.hibernate.validator.messageinterpolation.AbstractMessageInterpolator.interpolateMessage(AbstractMessageInterpolator.java:408)
	at org.hibernate.validator.messageinterpolation.AbstractMessageInterpolator.interpolate(AbstractMessageInterpolator.java:355)
	at org.springframework.validation.beanvalidation.LocaleContextMessageInterpolator.interpolate(LocaleContextMessageInterpolator.java:51)
	at org.hibernate.validator.internal.engine.validationcontext.AbstractValidationContext.interpolate(AbstractValidationContext.java:313)
	... 75 common frames omitted