/*
 * Copyright (c) 2022-present Charles7c Authors. All Rights Reserved.
 * <p>
 * Licensed under the GNU LESSER GENERAL PUBLIC LICENSE 3.0;
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * <p>
 * http://www.gnu.org/licenses/lgpl.html
 * <p>
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package top.continew.starter.validation.constraints;

import cn.hutool.core.text.CharSequenceUtil;
import cn.hutool.json.JSONUtil;
import jakarta.validation.ConstraintValidator;
import jakarta.validation.ConstraintValidatorContext;

/**
 * JSON 格式字符串校验器
 *
 * @author Charles7c
 * @since 2.12.0
 */
public class JsonStringValidator implements ConstraintValidator<JsonString, String> {

    @Override
    public boolean isValid(String value, ConstraintValidatorContext context) {
        if (CharSequenceUtil.isBlank(value)) {
            return true;
        }
        return JSONUtil.isTypeJSON(value);
    }
}