diff --git a/CampusMapper.java b/CampusMapper.java
new file mode 100644
index 0000000..ca35d24
--- /dev/null
+++ b/CampusMapper.java
@@ -0,0 +1,16 @@
+package com.campus.mapper;
+
+import com.campus.domain.Goods;
+import com.campus.domain.User;
+
+import java.util.List;
+
+public interface CampusMapper {
+    List<User> userLogin(User user);//登录
+    Boolean newUser(User user);  //注册
+    Boolean userUpdate(User user);  //更新密码
+    Boolean goodsInter(Goods goods);//插入新记录
+    Boolean goodsUpdate(Goods goods);//更新记录
+    Boolean goodsDelete(Goods goods);//删除记录
+    List<Goods> goodsSelect(Goods goods);//搜索
+}