id转换

src/main/java/com/sczx/car/convert/CarModelConvert.java

@@ -3,6 +3,8 @@ package com.sczx.car.convert;
 import com.sczx.car.dto.CarModelSimpleDTO;
 import com.sczx.car.po.CarModelPO;
 import org.mapstruct.Mapper;
+import org.mapstruct.Mapping;
+import org.mapstruct.Mappings;
 import org.mapstruct.factory.Mappers;
 
 @Mapper
@@ -10,5 +12,9 @@ public interface CarModelConvert {
     CarModelConvert INSTANCE = Mappers.getMapper(CarModelConvert.class);
 
     CarModelPO simpleDtoToPO(CarModelSimpleDTO dto);
+
+    @Mappings({
+            @Mapping(source = "po.id", target = "carModelId")
+    })
     CarModelSimpleDTO poToSimpleDTO(CarModelPO po);
 }