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2024-06-14 722af26bc6fec32bb289b1df51a9016a4935610f

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package com.dl.common.translation.handler;
 
import com.fasterxml.jackson.databind.BeanDescription;
import com.fasterxml.jackson.databind.SerializationConfig;
import com.fasterxml.jackson.databind.ser.BeanPropertyWriter;
import com.fasterxml.jackson.databind.ser.BeanSerializerModifier;
 
import java.util.List;
 
/**
 * Bean 序列化修改器 解决 Null 被单独处理问题
 *
 * @author Lion Li
 */
public class TranslationBeanSerializerModifier extends BeanSerializerModifier {
 
    @Override
    public List<BeanPropertyWriter> changeProperties(SerializationConfig config, BeanDescription beanDesc,
                                                     List<BeanPropertyWriter> beanProperties) {
        for (BeanPropertyWriter writer : beanProperties) {
            // 如果序列化器为 TranslationHandler 的话 将 Null 值也交给他处理
            if (writer.getSerializer() instanceof TranslationHandler) {
                writer.assignNullSerializer(writer.getSerializer());
            }
        }
        return beanProperties;
    }
 
}