diet2/diet-dao/src/main/java/com/mathvision/diet/convert/IngredientConvert.java

package com.mathvision.diet.convert;

import com.alibaba.fastjson2.JSON;
import com.alibaba.fastjson2.TypeReference;

import javax.persistence.AttributeConverter;
import javax.persistence.Converter;
import java.math.BigDecimal;
import java.util.Map;

@Converter(autoApply = true)
public class IngredientConvert implements AttributeConverter<Map<String, Map<String, Map<String, BigDecimal>>>,String> {
    @Override
    public String convertToDatabaseColumn(Map<String, Map<String, Map<String, BigDecimal>>> stringMapMap) {
        return JSON.toJSONString(stringMapMap);
    }

    @Override
    public Map<String, Map<String, Map<String, BigDecimal>>> convertToEntityAttribute(String s) {
        return JSON.parseObject(s, new TypeReference<Map<String, Map<String, Map<String, BigDecimal>>>>(){});
    }
}