package love.sola.netsupport.enums; import javax.persistence.AttributeConverter; import javax.persistence.Converter; /** * @author Sola {@literal } */ @Converter public class ISPConverter implements AttributeConverter { @Override public Integer convertToDatabaseColumn(ISP attribute) { if (attribute == null) { return null; } return attribute.id; } @Override public ISP convertToEntityAttribute(Integer dbData) { if (dbData == null) { return null; } return ISP.fromId(dbData); } }