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/*
 * Copyright 2022 lzhpo
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * 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 com.taotao.boot.sensitive.other1;

import com.alibaba.fastjson2.filter.Filter;
import com.alibaba.fastjson2.support.config.FastJsonConfig;
import com.alibaba.fastjson2.support.spring6.http.converter.FastJsonHttpMessageConverter;
import com.taotao.boot.common.utils.log.LogUtils;
import com.taotao.boot.sensitive.other1.serializer.FastJsonSensitiveValueFilter;
import org.dromara.hutool.core.array.ArrayUtil;
import org.springframework.beans.BeansException;
import org.springframework.beans.factory.config.BeanPostProcessor;

/** @author lzhpo */
public class FastJsonBeanPostProcessor implements BeanPostProcessor {

    @Override
    public Object postProcessAfterInitialization(Object bean, String beanName) throws BeansException {
        if (bean instanceof FastJsonHttpMessageConverter) {
            FastJsonHttpMessageConverter fastJsonConverter = (FastJsonHttpMessageConverter) bean;
            FastJsonConfig fastJsonConfig = fastJsonConverter.getFastJsonConfig();
			Filter[] oldReadFilters = fastJsonConfig.getReaderFilters();
			Filter[] oldWriterFilters = fastJsonConfig.getWriterFilters();

			Filter[] injectFilters = {new FastJsonSensitiveValueFilter()};
			Filter[] newReadFilters = ArrayUtil.addAll(oldReadFilters, injectFilters);
			Filter[] newWriterFilters = ArrayUtil.addAll(oldWriterFilters, injectFilters);
            fastJsonConfig.setReaderFilters(newReadFilters);
            fastJsonConfig.setWriterFilters(newWriterFilters);

			LogUtils.info(
                    "Injected [{}] WriterFilter to [{}]",
                    FastJsonSensitiveValueFilter.class.getName(),
                    FastJsonHttpMessageConverter.class.getName());

            return fastJsonConverter;
        }
        return bean;
    }
}