diff --git a/src/cn/edu/hactcm/dao/DormitoryDao.java b/src/cn/edu/hactcm/dao/DormitoryDao.java
new file mode 100644
index 0000000..af6f2f1
--- /dev/null
+++ b/src/cn/edu/hactcm/dao/DormitoryDao.java
@@ -0,0 +1,29 @@
+package com.itheima.dao;
+
+import com.itheima.po.Dormitory;
+import org.apache.ibatis.annotations.Param;
+
+import java.util.List;
+
+/**
+ * 管理员DAO层接口
+ */
+public interface DormitoryDao {
+	/**
+	 * 进行分页查询
+	 */
+
+	 //获取总条数
+     public Integer totalCount(@Param("a_name") String a_name, @Param("s_dormitoryid") Integer s_dormitoryid,@Param("d_dormbuilding") String d_dormbuilding);
+	 //获取用户列表
+     public List<Dormitory> getDormitoryList(@Param("a_name") String a_name, @Param("s_dormitoryid") Integer s_dormitoryid, @Param("d_dormbuilding") String d_dormbuilding, @Param("currentPage") Integer currentPage, @Param("pageSize") Integer pageSize);
+
+	public int addDormitory(Dormitory dormitory);    //添加宿舍信息
+	public int deleteDormitory(Integer d_id);   //删除宿舍信息
+	public int updateDormitory(Dormitory dormitory); //修改宿舍信息
+	public Dormitory findDormitoryById(Integer d_id);
+
+	public List<Dormitory> findDormitoryStudent(Dormitory dormitory);//查询宿舍人员信息
+	public List<Dormitory> getAll();
+
+}