完成酒店信息接口编写

src/main/java/cn/mafangui/hotel/mapper/HotelMapper.java

@@ -1,7 +1,11 @@
 package cn.mafangui.hotel.mapper;
 
 import cn.mafangui.hotel.entity.Hotel;
+import org.springframework.stereotype.Component;
 
+import java.util.List;
+
+@Component
 public interface HotelMapper {
     int deleteByPrimaryKey(Integer hotelId);
 
@@ -11,7 +15,13 @@ public interface HotelMapper {
 
     Hotel selectByPrimaryKey(Integer hotelId);
 
+    Hotel selectByName(String hotelName);
+
+    List<Hotel> selectAll();
+
     int updateByPrimaryKeySelective(Hotel record);
 
     int updateByPrimaryKey(Hotel record);
+
+
 }