backend/src/main/java/nju/seec/helper/data/converter/MapToJsonConverter.java

package nju.seec.helper.data.converter;

import nju.seec.helper.util.JsonUtils;

import javax.persistence.AttributeConverter;
import java.util.Map;

/**
 * @author cst
 */
@SuppressWarnings("rawtypes")
public class MapToJsonConverter implements AttributeConverter<Map, String> {
    @Override
    public String convertToDatabaseColumn(Map map) {
        return JsonUtils.toJson(map);
    }

    @Override
    public Map convertToEntityAttribute(String s) {
        return JsonUtils.fromJson(s, Map.class);
    }
}