diff --git a/src/main/java/cn/mafangui/hotel/controller/UserController.java b/src/main/java/cn/mafangui/hotel/controller/UserController.java
index cbaa0d8..4b6c310 100644
--- a/src/main/java/cn/mafangui/hotel/controller/UserController.java
+++ b/src/main/java/cn/mafangui/hotel/controller/UserController.java
@@ -3,11 +3,13 @@ package cn.mafangui.hotel.controller;
 
 import cn.mafangui.hotel.entity.User;
 import cn.mafangui.hotel.service.UserService;
+import cn.mafangui.hotel.utils.StaticString;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.bind.annotation.RequestMethod;
 import org.springframework.web.bind.annotation.RestController;
 
+import java.util.HashMap;
 import java.util.List;
 
 @RestController
@@ -18,50 +20,70 @@ public class UserController {
     private UserService userService;
     /**
      * 更新资料
-     * @param userName
+     * @param username
      * @param password
      * @param name
      * @param phone
      * @param email
      * @param address
-     * @param idNumber
+     * @param idcard
      * @return
      */
     @RequestMapping(method = RequestMethod.POST,value = "/updateProfile")
-    public int updateProfile(String userName, String password, String name,
-                              String phone, String email, String address, String idNumber){
-        User user = new User(userName,password,name,phone,email,address,idNumber);
+    public int updateProfile(String username, String password, String name,String gender,
+                              String phone, String email, String address, String idcard){
+        User user = new User(username,password,name,gender,phone,email,address,idcard);
         return userService.updateProfile(user);
     }
+
+
+    public HashMap updatePassword(String username, String oldPassword, String newPassword){
+        HashMap response = new HashMap();
+        if (userService.login(username,oldPassword) == null){
+            response.put(StaticString.CODE,200);
+            response.put(StaticString.STATUS,"密码错误");
+        }else {
+            User user = new User();
+            user.setPassword(newPassword);
+            int result = userService.updateProfile(user);
+            response.put(StaticString.DATA,result);
+        }
+        return response;
+    }
+
     /**
-     * 注册
-     * @param userName
+     *
+     * @param username
      * @param password
      * @param name
+     * @param gender
      * @param phone
      * @param email
      * @param address
-     * @param idNumber
+     * @param idcard
      * @return
      */
     @RequestMapping(method = RequestMethod.POST, value = "/register")
-    public int userRegister(String userName, String password, String name,
-                            String phone, String email, String address, String idNumber){
-        User user = new User(userName,password,name,phone,email,address,idNumber);
-        return userService.register(user);
+    public HashMap userRegister(String username, String password, String name,String gender,
+                                String phone, String email, String address, String idcard){
+        HashMap response = new HashMap();
+        User user = new User(username,password,name,phone,gender,email,address,idcard);
+        response.put(StaticString.CODE,200);
+        response.put(StaticString.DATA,userService.register(user));
+        return response;
     }
     /**
      * 登录
-     * @param userName
+     * @param username
      * @param password
      * @return
      */
     @RequestMapping(method = RequestMethod.POST, value = "/login")
-    public int userLogin(String userName, String password){
-        if (userService.login(userName,password) == null){
-            return -1;
-        }
-        return 1;
+    public HashMap userLogin(String username, String password){
+        HashMap response = new HashMap();
+        response.put(StaticString.CODE,200);
+        response.put(StaticString.DATA,userService.login(username,password));
+        return response;
     }
     /**
      * 查看用户资料
diff --git a/src/main/java/cn/mafangui/hotel/entity/CheckIn.java b/src/main/java/cn/mafangui/hotel/entity/CheckIn.java
index 19d6010..1387646 100644
--- a/src/main/java/cn/mafangui/hotel/entity/CheckIn.java
+++ b/src/main/java/cn/mafangui/hotel/entity/CheckIn.java
@@ -9,13 +9,13 @@ public class CheckIn {
 
     private String roomNumber;
 
-    private Integer roomType;
+    private String roomType;
 
-    private Integer personNum;
+    private Integer peoCount;
 
-    private String personName;
+    private String persons;
 
-    private String idNumbers;
+    private String ids;
 
     private Date checkInTime;
 
@@ -47,36 +47,36 @@ public class CheckIn {
         this.roomNumber = roomNumber == null ? null : roomNumber.trim();
     }
 
-    public Integer getRoomType() {
+    public String getRoomType() {
         return roomType;
     }
 
-    public void setRoomType(Integer roomType) {
-        this.roomType = roomType;
+    public void setRoomType(String roomType) {
+        this.roomType = roomType == null ? null : roomType.trim();
     }
 
-    public Integer getPersonNum() {
-        return personNum;
+    public Integer getPeoCount() {
+        return peoCount;
     }
 
-    public void setPersonNum(Integer personNum) {
-        this.personNum = personNum;
+    public void setPeoCount(Integer peoCount) {
+        this.peoCount = peoCount;
     }
 
-    public String getPersonName() {
-        return personName;
+    public String getPersons() {
+        return persons;
     }
 
-    public void setPersonName(String personName) {
-        this.personName = personName == null ? null : personName.trim();
+    public void setPersons(String persons) {
+        this.persons = persons == null ? null : persons.trim();
     }
 
-    public String getIdNumbers() {
-        return idNumbers;
+    public String getIds() {
+        return ids;
     }
 
-    public void setIdNumbers(String idNumbers) {
-        this.idNumbers = idNumbers == null ? null : idNumbers.trim();
+    public void setIds(String ids) {
+        this.ids = ids == null ? null : ids.trim();
     }
 
     public Date getCheckInTime() {
diff --git a/src/main/java/cn/mafangui/hotel/entity/Department.java b/src/main/java/cn/mafangui/hotel/entity/Department.java
new file mode 100644
index 0000000..0f9759e
--- /dev/null
+++ b/src/main/java/cn/mafangui/hotel/entity/Department.java
@@ -0,0 +1,55 @@
+package cn.mafangui.hotel.entity;
+
+import java.util.Date;
+
+public class Department {
+    private Integer departmentId;
+
+    private String departmentName;
+
+    private String remark;
+
+    private Date createTime;
+
+    private Date updateTime;
+
+    public Integer getDepartmentId() {
+        return departmentId;
+    }
+
+    public void setDepartmentId(Integer departmentId) {
+        this.departmentId = departmentId;
+    }
+
+    public String getDepartmentName() {
+        return departmentName;
+    }
+
+    public void setDepartmentName(String departmentName) {
+        this.departmentName = departmentName == null ? null : departmentName.trim();
+    }
+
+    public String getRemark() {
+        return remark;
+    }
+
+    public void setRemark(String remark) {
+        this.remark = remark == null ? null : remark.trim();
+    }
+
+    public Date getCreateTime() {
+        return createTime;
+    }
+
+    public void setCreateTime(Date createTime) {
+        this.createTime = createTime;
+    }
+
+    public Date getUpdateTime() {
+        return updateTime;
+    }
+
+    public void setUpdateTime(Date updateTime) {
+        this.updateTime = updateTime;
+    }
+}
\ No newline at end of file
diff --git a/src/main/java/cn/mafangui/hotel/entity/Hotel.java b/src/main/java/cn/mafangui/hotel/entity/Hotel.java
index bbd8416..246ad15 100644
--- a/src/main/java/cn/mafangui/hotel/entity/Hotel.java
+++ b/src/main/java/cn/mafangui/hotel/entity/Hotel.java
@@ -92,16 +92,4 @@ public class Hotel {
     public void setUpdateTime(Date updateTime) {
         this.updateTime = updateTime;
     }
-
-    public Hotel() {
-    }
-
-    public Hotel(String hotelName, String phone, String telephone, String email, String address, String website) {
-        this.hotelName = hotelName;
-        this.phone = phone;
-        this.telephone = telephone;
-        this.email = email;
-        this.address = address;
-        this.website = website;
-    }
 }
\ No newline at end of file
diff --git a/src/main/java/cn/mafangui/hotel/entity/Order.java b/src/main/java/cn/mafangui/hotel/entity/Order.java
index 1d53325..6e6444c 100644
--- a/src/main/java/cn/mafangui/hotel/entity/Order.java
+++ b/src/main/java/cn/mafangui/hotel/entity/Order.java
@@ -1,26 +1,25 @@
 package cn.mafangui.hotel.entity;
 
-import java.math.BigDecimal;
 import java.util.Date;
 
 public class Order {
     private Integer orderId;
 
-    private String bookingType;
+    private String orderType;
 
     private String phone;
 
-    private String roomNumber;
+    private String roomType;
 
-    private Integer roomType;
+    private Integer numOfRoom;
 
-    private Date bookingDate;
+    private Date orderDate;
 
-    private Integer bookingDays;
+    private Integer orderDays;
 
     private Integer orderStatus;
 
-    private BigDecimal orderCost;
+    private Double orderCost;
 
     private Date createTime;
 
@@ -34,12 +33,12 @@ public class Order {
         this.orderId = orderId;
     }
 
-    public String getBookingType() {
-        return bookingType;
+    public String getOrderType() {
+        return orderType;
     }
 
-    public void setBookingType(String bookingType) {
-        this.bookingType = bookingType == null ? null : bookingType.trim();
+    public void setOrderType(String orderType) {
+        this.orderType = orderType == null ? null : orderType.trim();
     }
 
     public String getPhone() {
@@ -50,36 +49,36 @@ public class Order {
         this.phone = phone == null ? null : phone.trim();
     }
 
-    public String getRoomNumber() {
-        return roomNumber;
-    }
-
-    public void setRoomNumber(String roomNumber) {
-        this.roomNumber = roomNumber == null ? null : roomNumber.trim();
-    }
-
-    public Integer getRoomType() {
+    public String getRoomType() {
         return roomType;
     }
 
-    public void setRoomType(Integer roomType) {
-        this.roomType = roomType;
+    public void setRoomType(String roomType) {
+        this.roomType = roomType == null ? null : roomType.trim();
     }
 
-    public Date getBookingDate() {
-        return bookingDate;
+    public Integer getNumOfRoom() {
+        return numOfRoom;
     }
 
-    public void setBookingDate(Date bookingDate) {
-        this.bookingDate = bookingDate;
+    public void setNumOfRoom(Integer numOfRoom) {
+        this.numOfRoom = numOfRoom;
     }
 
-    public Integer getBookingDays() {
-        return bookingDays;
+    public Date getOrderDate() {
+        return orderDate;
     }
 
-    public void setBookingDays(Integer bookingDays) {
-        this.bookingDays = bookingDays;
+    public void setOrderDate(Date orderDate) {
+        this.orderDate = orderDate;
+    }
+
+    public Integer getOrderDays() {
+        return orderDays;
+    }
+
+    public void setOrderDays(Integer orderDays) {
+        this.orderDays = orderDays;
     }
 
     public Integer getOrderStatus() {
@@ -90,11 +89,11 @@ public class Order {
         this.orderStatus = orderStatus;
     }
 
-    public BigDecimal getOrderCost() {
+    public Double getOrderCost() {
         return orderCost;
     }
 
-    public void setOrderCost(BigDecimal orderCost) {
+    public void setOrderCost(Double orderCost) {
         this.orderCost = orderCost;
     }
 
diff --git a/src/main/java/cn/mafangui/hotel/entity/OrderType.java b/src/main/java/cn/mafangui/hotel/entity/OrderType.java
new file mode 100644
index 0000000..bdac15b
--- /dev/null
+++ b/src/main/java/cn/mafangui/hotel/entity/OrderType.java
@@ -0,0 +1,55 @@
+package cn.mafangui.hotel.entity;
+
+import java.util.Date;
+
+public class OrderType {
+    private Integer typeId;
+
+    private String type;
+
+    private String remark;
+
+    private Date createTime;
+
+    private Date updateTime;
+
+    public Integer getTypeId() {
+        return typeId;
+    }
+
+    public void setTypeId(Integer typeId) {
+        this.typeId = typeId;
+    }
+
+    public String getType() {
+        return type;
+    }
+
+    public void setType(String type) {
+        this.type = type == null ? null : type.trim();
+    }
+
+    public String getRemark() {
+        return remark;
+    }
+
+    public void setRemark(String remark) {
+        this.remark = remark == null ? null : remark.trim();
+    }
+
+    public Date getCreateTime() {
+        return createTime;
+    }
+
+    public void setCreateTime(Date createTime) {
+        this.createTime = createTime;
+    }
+
+    public Date getUpdateTime() {
+        return updateTime;
+    }
+
+    public void setUpdateTime(Date updateTime) {
+        this.updateTime = updateTime;
+    }
+}
\ No newline at end of file
diff --git a/src/main/java/cn/mafangui/hotel/entity/Room.java b/src/main/java/cn/mafangui/hotel/entity/Room.java
index 6125029..31d4fe0 100644
--- a/src/main/java/cn/mafangui/hotel/entity/Room.java
+++ b/src/main/java/cn/mafangui/hotel/entity/Room.java
@@ -1,6 +1,5 @@
 package cn.mafangui.hotel.entity;
 
-import java.math.BigInteger;
 import java.util.Date;
 
 public class Room {
@@ -8,7 +7,7 @@ public class Room {
 
     private String roomNumber;
 
-    private Integer roomFloor;
+    private Integer typeId;
 
     private String roomType;
 
@@ -16,7 +15,7 @@ public class Room {
 
     private Double roomDiscount;
 
-    private String roomStatus;
+    private Integer roomStatus;
 
     private String remark;
 
@@ -40,12 +39,12 @@ public class Room {
         this.roomNumber = roomNumber == null ? null : roomNumber.trim();
     }
 
-    public Integer getRoomFloor() {
-        return roomFloor;
+    public Integer getTypeId() {
+        return typeId;
     }
 
-    public void setRoomFloor(Integer roomFloor) {
-        this.roomFloor = roomFloor;
+    public void setTypeId(Integer typeId) {
+        this.typeId = typeId;
     }
 
     public String getRoomType() {
@@ -53,7 +52,7 @@ public class Room {
     }
 
     public void setRoomType(String roomType) {
-        this.roomType = roomType;
+        this.roomType = roomType == null ? null : roomType.trim();
     }
 
     public Double getRoomPrice() {
@@ -72,12 +71,12 @@ public class Room {
         this.roomDiscount = roomDiscount;
     }
 
-    public String getRoomStatus() {
+    public Integer getRoomStatus() {
         return roomStatus;
     }
 
-    public void setRoomStatus(String roomStatus) {
-        this.roomStatus = roomStatus == null ? null : roomStatus.trim();
+    public void setRoomStatus(Integer roomStatus) {
+        this.roomStatus = roomStatus;
     }
 
     public String getRemark() {
@@ -85,7 +84,7 @@ public class Room {
     }
 
     public void setRemark(String remark) {
-        this.remark = remark;
+        this.remark = remark == null ? null : remark.trim();
     }
 
     public Date getCreateTime() {
@@ -103,32 +102,4 @@ public class Room {
     public void setUpdateTime(Date updateTime) {
         this.updateTime = updateTime;
     }
-
-    public Room() {
-    }
-
-    public Room(String roomNumber, Integer roomFloor, String roomType, Double roomPrice, Double roomDiscount, String roomStatus,String remark) {
-        this.roomNumber = roomNumber;
-        this.roomFloor = roomFloor;
-        this.roomType = roomType;
-        this.roomPrice = roomPrice;
-        this.roomDiscount = roomDiscount;
-        this.roomStatus = roomStatus;
-        this.remark = remark;
-    }
-
-    @Override
-    public String toString() {
-        return "Room{" +
-                "roomId=" + roomId +
-                ", roomNumber='" + roomNumber + '\'' +
-                ", roomFloor=" + roomFloor +
-                ", roomType='" + roomType + '\'' +
-                ", roomPrice=" + roomPrice +
-                ", roomDiscount=" + roomDiscount +
-                ", roomStatus='" + roomStatus + '\'' +
-                ", createTime=" + createTime +
-                ", updateTime=" + updateTime +
-                '}';
-    }
 }
\ No newline at end of file
diff --git a/src/main/java/cn/mafangui/hotel/entity/RoomType.java b/src/main/java/cn/mafangui/hotel/entity/RoomType.java
index 54ef2f3..b846aa7 100644
--- a/src/main/java/cn/mafangui/hotel/entity/RoomType.java
+++ b/src/main/java/cn/mafangui/hotel/entity/RoomType.java
@@ -1,68 +1,100 @@
 package cn.mafangui.hotel.entity;
 
-
-import cn.mafangui.hotel.utils.MyDateTimeFormat;
-
-import java.text.ParseException;
-import java.text.SimpleDateFormat;
 import java.util.Date;
 
 public class RoomType {
-    private Integer typeId;
+    private Long typeId;
 
-    private Integer roomType;
-
-    private String typeName;
-
-    private Double bookingPrice;
-
-    private Double bookingDiscount;
+    private String roomType;
 
     private String remark;
 
+    private Double price;
+
+    private Double discount;
+
+    private Integer area;
+
+    private Integer bedNum;
+
+    private String bedSize;
+
+    private Integer window;
+
     private Date createTime;
 
     private Date updateTime;
 
-
-    public Integer getTypeId() {
+    public Long getTypeId() {
         return typeId;
     }
 
-    public void setTypeId(Integer typeId) {
+    public void setTypeId(Long typeId) {
         this.typeId = typeId;
     }
 
-    public Integer getRoomType() {
+    public String getRoomType() {
         return roomType;
     }
 
-    public void setRoomType(Integer roomType) {
-        this.roomType = roomType;
+    public void setRoomType(String roomType) {
+        this.roomType = roomType == null ? null : roomType.trim();
     }
 
-    public String getTypeName() {
-        return typeName;
+    public String getRemark() {
+        return remark;
     }
 
-    public void setTypeName(String typeName) {
-        this.typeName = typeName == null ? null : typeName.trim();
+    public void setRemark(String remark) {
+        this.remark = remark == null ? null : remark.trim();
     }
 
-    public Double getBookingPrice() {
-        return bookingPrice;
+    public Double getPrice() {
+        return price;
     }
 
-    public void setBookingPrice(Double bookingPrice) {
-        this.bookingPrice = bookingPrice;
+    public void setPrice(Double price) {
+        this.price = price;
     }
 
-    public Double getBookingDiscount() {
-        return bookingDiscount;
+    public Double getDiscount() {
+        return discount;
     }
 
-    public void setBookingDiscount(Double bookingDiscount) {
-        this.bookingDiscount = bookingDiscount;
+    public void setDiscount(Double discount) {
+        this.discount = discount;
+    }
+
+    public Integer getArea() {
+        return area;
+    }
+
+    public void setArea(Integer area) {
+        this.area = area;
+    }
+
+    public Integer getBedNum() {
+        return bedNum;
+    }
+
+    public void setBedNum(Integer bedNum) {
+        this.bedNum = bedNum;
+    }
+
+    public String getBedSize() {
+        return bedSize;
+    }
+
+    public void setBedSize(String bedSize) {
+        this.bedSize = bedSize == null ? null : bedSize.trim();
+    }
+
+    public Integer getWindow() {
+        return window;
+    }
+
+    public void setWindow(Integer window) {
+        this.window = window;
     }
 
     public Date getCreateTime() {
@@ -78,37 +110,6 @@ public class RoomType {
     }
 
     public void setUpdateTime(Date updateTime) {
-            this.updateTime = updateTime;
-    }
-
-    public String getRemark() {
-        return remark;
-    }
-
-    public void setRemark(String remark) {
-        this.remark = remark;
-    }
-
-    public RoomType(Integer roomType, String typeName, Double bookingPrice, Double bookingDiscount,String remark) {
-        this.roomType = roomType;
-        this.typeName = typeName;
-        this.bookingPrice = bookingPrice;
-        this.bookingDiscount = bookingDiscount;
-        this.remark = remark;
-    }
-    public RoomType(){}
-
-    @Override
-    public String toString() {
-        return "RoomType{" +
-                "typeId=" + typeId +
-                ", roomType=" + roomType +
-                ", typeName='" + typeName + '\'' +
-                ", bookingPrice=" + bookingPrice +
-                ", bookingDiscount=" + bookingDiscount +
-                ", remark='" + remark + '\'' +
-                ", createTime=" + createTime +
-                ", updateTime=" + updateTime +
-                '}';
+        this.updateTime = updateTime;
     }
 }
\ No newline at end of file
diff --git a/src/main/java/cn/mafangui/hotel/entity/User.java b/src/main/java/cn/mafangui/hotel/entity/User.java
index e7f31b0..7179b16 100644
--- a/src/main/java/cn/mafangui/hotel/entity/User.java
+++ b/src/main/java/cn/mafangui/hotel/entity/User.java
@@ -5,24 +5,40 @@ import java.util.Date;
 public class User {
     private Integer userId;
 
-    private String userName;
+    private String username;
 
     private String password;
 
     private String name;
 
+    private String gender;
+
     private String phone;
 
     private String email;
 
     private String address;
 
-    private String idNumber;
+    private String idcard;
 
     private Date createTime;
 
     private Date updateTime;
 
+    public User() {
+    }
+
+    public User(String username, String password, String name, String gender, String phone, String email, String address, String idcard) {
+        this.username = username;
+        this.password = password;
+        this.name = name;
+        this.gender = gender;
+        this.phone = phone;
+        this.email = email;
+        this.address = address;
+        this.idcard = idcard;
+    }
+
     public Integer getUserId() {
         return userId;
     }
@@ -31,12 +47,12 @@ public class User {
         this.userId = userId;
     }
 
-    public String getUserName() {
-        return userName;
+    public String getUsername() {
+        return username;
     }
 
-    public void setUserName(String userName) {
-        this.userName = userName == null ? null : userName.trim();
+    public void setUsername(String username) {
+        this.username = username == null ? null : username.trim();
     }
 
     public String getPassword() {
@@ -55,6 +71,14 @@ public class User {
         this.name = name == null ? null : name.trim();
     }
 
+    public String getGender() {
+        return gender;
+    }
+
+    public void setGender(String gender) {
+        this.gender = gender == null ? null : gender.trim();
+    }
+
     public String getPhone() {
         return phone;
     }
@@ -79,28 +103,18 @@ public class User {
         this.address = address == null ? null : address.trim();
     }
 
-    public String getIdNumber() {
-        return idNumber;
+    public String getIdcard() {
+        return idcard;
     }
 
-    public void setIdNumber(String idNumber) {
-        this.idNumber = idNumber == null ? null : idNumber.trim();
+    public void setIdcard(String idcard) {
+        this.idcard = idcard == null ? null : idcard.trim();
     }
 
     public Date getCreateTime() {
         return createTime;
     }
 
-    public User(String userName, String password, String name, String phone, String email, String address, String idNumber) {
-        this.userName = userName;
-        this.password = password;
-        this.name = name;
-        this.phone = phone;
-        this.email = email;
-        this.address = address;
-        this.idNumber = idNumber;
-    }
-
     public void setCreateTime(Date createTime) {
         this.createTime = createTime;
     }
@@ -113,6 +127,20 @@ public class User {
         this.updateTime = updateTime;
     }
 
-    public User() {
+    @Override
+    public String toString() {
+        return "User{" +
+                "userId=" + userId +
+                ", username='" + username + '\'' +
+                ", password='" + password + '\'' +
+                ", name='" + name + '\'' +
+                ", gender='" + gender + '\'' +
+                ", phone='" + phone + '\'' +
+                ", email='" + email + '\'' +
+                ", address='" + address + '\'' +
+                ", idcard='" + idcard + '\'' +
+                ", createTime=" + createTime +
+                ", updateTime=" + updateTime +
+                '}';
     }
 }
\ No newline at end of file
diff --git a/src/main/java/cn/mafangui/hotel/entity/Worker.java b/src/main/java/cn/mafangui/hotel/entity/Worker.java
index 51f1826..20dbedd 100644
--- a/src/main/java/cn/mafangui/hotel/entity/Worker.java
+++ b/src/main/java/cn/mafangui/hotel/entity/Worker.java
@@ -5,14 +5,20 @@ import java.util.Date;
 public class Worker {
     private Integer workerId;
 
-    private String userName;
+    private String role;
+
+    private String username;
 
     private String password;
 
-    private String workerName;
+    private String name;
+
+    private String gender;
 
     private String phone;
 
+    private Integer department;
+
     private String email;
 
     private String address;
@@ -29,12 +35,20 @@ public class Worker {
         this.workerId = workerId;
     }
 
-    public String getUserName() {
-        return userName;
+    public String getRole() {
+        return role;
     }
 
-    public void setUserName(String userName) {
-        this.userName = userName == null ? null : userName.trim();
+    public void setRole(String role) {
+        this.role = role == null ? null : role.trim();
+    }
+
+    public String getUsername() {
+        return username;
+    }
+
+    public void setUsername(String username) {
+        this.username = username == null ? null : username.trim();
     }
 
     public String getPassword() {
@@ -45,12 +59,20 @@ public class Worker {
         this.password = password == null ? null : password.trim();
     }
 
-    public String getWorkerName() {
-        return workerName;
+    public String getName() {
+        return name;
     }
 
-    public void setWorkerName(String workerName) {
-        this.workerName = workerName == null ? null : workerName.trim();
+    public void setName(String name) {
+        this.name = name == null ? null : name.trim();
+    }
+
+    public String getGender() {
+        return gender;
+    }
+
+    public void setGender(String gender) {
+        this.gender = gender == null ? null : gender.trim();
     }
 
     public String getPhone() {
@@ -61,6 +83,14 @@ public class Worker {
         this.phone = phone == null ? null : phone.trim();
     }
 
+    public Integer getDepartment() {
+        return department;
+    }
+
+    public void setDepartment(Integer department) {
+        this.department = department;
+    }
+
     public String getEmail() {
         return email;
     }
@@ -92,36 +122,4 @@ public class Worker {
     public void setUpdateTime(Date updateTime) {
         this.updateTime = updateTime;
     }
-
-    public Worker() {
-    }
-
-    public Worker(String userName, String password) {
-        this.userName = userName;
-        this.password = password;
-    }
-
-    public Worker(String userName, String password, String workerName, String phone, String email, String address) {
-        this.userName = userName;
-        this.password = password;
-        this.workerName = workerName;
-        this.phone = phone;
-        this.email = email;
-        this.address = address;
-    }
-
-    @Override
-    public String toString() {
-        return "Worker{" +
-                "workerId=" + workerId +
-                ", userName='" + userName + '\'' +
-                ", password='" + password + '\'' +
-                ", workerName='" + workerName + '\'' +
-                ", phone='" + phone + '\'' +
-                ", email='" + email + '\'' +
-                ", address='" + address + '\'' +
-                ", createTime=" + createTime +
-                ", updateTime=" + updateTime +
-                '}';
-    }
 }
\ No newline at end of file
diff --git a/src/main/java/cn/mafangui/hotel/mapper/DepartmentMapper.java b/src/main/java/cn/mafangui/hotel/mapper/DepartmentMapper.java
new file mode 100644
index 0000000..acf3348
--- /dev/null
+++ b/src/main/java/cn/mafangui/hotel/mapper/DepartmentMapper.java
@@ -0,0 +1,17 @@
+package cn.mafangui.hotel.mapper;
+
+import cn.mafangui.hotel.entity.Department;
+
+public interface DepartmentMapper {
+    int deleteByPrimaryKey(Integer departmentId);
+
+    int insert(Department record);
+
+    int insertSelective(Department record);
+
+    Department selectByPrimaryKey(Integer departmentId);
+
+    int updateByPrimaryKeySelective(Department record);
+
+    int updateByPrimaryKey(Department record);
+}
\ No newline at end of file
diff --git a/src/main/java/cn/mafangui/hotel/mapper/HotelMapper.java b/src/main/java/cn/mafangui/hotel/mapper/HotelMapper.java
index 950470f..6430208 100644
--- a/src/main/java/cn/mafangui/hotel/mapper/HotelMapper.java
+++ b/src/main/java/cn/mafangui/hotel/mapper/HotelMapper.java
@@ -1,20 +1,17 @@
 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);
 
-    int updateByPrimaryKey(Hotel record);
-
     int insert(Hotel record);
+
     int insertSelective(Hotel record);
-    int updateByPrimaryKeySelective(Hotel record);
+
     Hotel selectByPrimaryKey(Integer hotelId);
-    Hotel selectByName(String hotelName);
-    List<Hotel> selectAll();
+
+    int updateByPrimaryKeySelective(Hotel record);
+
+    int updateByPrimaryKey(Hotel record);
 }
\ No newline at end of file
diff --git a/src/main/java/cn/mafangui/hotel/mapper/OrderTypeMapper.java b/src/main/java/cn/mafangui/hotel/mapper/OrderTypeMapper.java
new file mode 100644
index 0000000..cc3382d
--- /dev/null
+++ b/src/main/java/cn/mafangui/hotel/mapper/OrderTypeMapper.java
@@ -0,0 +1,17 @@
+package cn.mafangui.hotel.mapper;
+
+import cn.mafangui.hotel.entity.OrderType;
+
+public interface OrderTypeMapper {
+    int deleteByPrimaryKey(Integer typeId);
+
+    int insert(OrderType record);
+
+    int insertSelective(OrderType record);
+
+    OrderType selectByPrimaryKey(Integer typeId);
+
+    int updateByPrimaryKeySelective(OrderType record);
+
+    int updateByPrimaryKey(OrderType record);
+}
\ No newline at end of file
diff --git a/src/main/java/cn/mafangui/hotel/mapper/RoomMapper.java b/src/main/java/cn/mafangui/hotel/mapper/RoomMapper.java
index da72c0e..caed91f 100644
--- a/src/main/java/cn/mafangui/hotel/mapper/RoomMapper.java
+++ b/src/main/java/cn/mafangui/hotel/mapper/RoomMapper.java
@@ -1,25 +1,17 @@
 package cn.mafangui.hotel.mapper;
 
 import cn.mafangui.hotel.entity.Room;
-import org.springframework.stereotype.Component;
 
-import java.util.List;
-
-@Component
 public interface RoomMapper {
-
-    int insertSelective(Room record);
-    Room selectByPrimaryKey(Integer roomId);
-    int updateByPrimaryKey(Room record);
+    int deleteByPrimaryKey(Integer roomId);
 
     int insert(Room record);
-    int deleteByPrimaryKey(Integer roomId);
-    int deleteByRoomNumber(String roomNumber);
-    int updateByPrimaryKeySelective(Room record);
-    Room selectByRoomId(Integer roomId);
-    Room selectByRoomNumber(String roomNumber);
-    List<Room> selectAllRoom();
-    List<Room> selectByType(String typeName);
-    List<Room> selectByStatus(String status);
 
+    int insertSelective(Room record);
+
+    Room selectByPrimaryKey(Integer roomId);
+
+    int updateByPrimaryKeySelective(Room record);
+
+    int updateByPrimaryKey(Room record);
 }
\ No newline at end of file
diff --git a/src/main/java/cn/mafangui/hotel/mapper/RoomTypeMapper.java b/src/main/java/cn/mafangui/hotel/mapper/RoomTypeMapper.java
index e269736..cf68e77 100644
--- a/src/main/java/cn/mafangui/hotel/mapper/RoomTypeMapper.java
+++ b/src/main/java/cn/mafangui/hotel/mapper/RoomTypeMapper.java
@@ -1,21 +1,17 @@
 package cn.mafangui.hotel.mapper;
 
 import cn.mafangui.hotel.entity.RoomType;
-import org.springframework.stereotype.Component;
 
-import java.util.List;
-
-@Component
 public interface RoomTypeMapper {
-    int deleteByPrimaryKey(Integer typeId);
+    int deleteByPrimaryKey(Long typeId);
+
     int insert(RoomType record);
-    RoomType selectByPrimaryKey(Integer typeId);
-    int updateByPrimaryKeySelective(RoomType record);
-    int updateByPrimaryKey(RoomType record);
 
     int insertSelective(RoomType record);
-    int updateByRoomTypeSelective(RoomType record);
-    int deleteByRoomType(RoomType roomType);
-    RoomType selectByRoomType(RoomType roomType);
-    List<RoomType> findAll();
+
+    RoomType selectByPrimaryKey(Long typeId);
+
+    int updateByPrimaryKeySelective(RoomType record);
+
+    int updateByPrimaryKey(RoomType record);
 }
\ No newline at end of file
diff --git a/src/main/java/cn/mafangui/hotel/mapper/UserMapper.java b/src/main/java/cn/mafangui/hotel/mapper/UserMapper.java
index 2a62f15..6dc5491 100644
--- a/src/main/java/cn/mafangui/hotel/mapper/UserMapper.java
+++ b/src/main/java/cn/mafangui/hotel/mapper/UserMapper.java
@@ -1,17 +1,30 @@
 package cn.mafangui.hotel.mapper;
 
 import cn.mafangui.hotel.entity.User;
+import org.apache.ibatis.annotations.Param;
 import org.springframework.stereotype.Component;
 
+import java.util.List;
+
 @Component
 public interface UserMapper {
     int deleteByPrimaryKey(Integer userId);
+
     int insert(User record);
+
     int insertSelective(User record);
+
     User selectByPrimaryKey(Integer userId);
+
     int updateByPrimaryKeySelective(User record);
+
     int updateByPrimaryKey(User record);
-    User selectByUserNameAndPassword(User user);
-    User selectByUserName(String userName);
-    int updateByUserNameSelective(User record);
+
+    int count();
+
+    List<User> selectAll();
+
+    User selectByUsernameAndPassword(@Param("username") String username, @Param("password") String password);
+
+
 }
\ No newline at end of file
diff --git a/src/main/java/cn/mafangui/hotel/mapper/WorkerMapper.java b/src/main/java/cn/mafangui/hotel/mapper/WorkerMapper.java
index c67ffcd..33013ec 100644
--- a/src/main/java/cn/mafangui/hotel/mapper/WorkerMapper.java
+++ b/src/main/java/cn/mafangui/hotel/mapper/WorkerMapper.java
@@ -1,11 +1,7 @@
 package cn.mafangui.hotel.mapper;
 
 import cn.mafangui.hotel.entity.Worker;
-import org.springframework.stereotype.Component;
 
-import java.util.List;
-
-@Component
 public interface WorkerMapper {
     int deleteByPrimaryKey(Integer workerId);
 
@@ -18,10 +14,4 @@ public interface WorkerMapper {
     int updateByPrimaryKeySelective(Worker record);
 
     int updateByPrimaryKey(Worker record);
-
-    int deleteByUserName(String userName);
-    int updateByUserNameSelective(Worker record);
-    Worker selectByUserName(String userName);
-    List<Worker> findAll();
-    Worker selectByUserNameAndPassword(Worker worker);
 }
\ No newline at end of file
diff --git a/src/main/java/cn/mafangui/hotel/service/UserService.java b/src/main/java/cn/mafangui/hotel/service/UserService.java
index 676687d..da9430d 100644
--- a/src/main/java/cn/mafangui/hotel/service/UserService.java
+++ b/src/main/java/cn/mafangui/hotel/service/UserService.java
@@ -3,6 +3,8 @@ package cn.mafangui.hotel.service;
 
 import cn.mafangui.hotel.entity.User;
 
+import java.util.List;
+
 public interface UserService {
 
     User selectById(int id);
@@ -13,5 +15,10 @@ public interface UserService {
 
     User selectByUserName(String userName);
 
+    int count();
+
+    List<User> findAll();
+
     int updateProfile(User user);
+
 }
diff --git a/src/main/java/cn/mafangui/hotel/service/impl/UserServiceImpl.java b/src/main/java/cn/mafangui/hotel/service/impl/UserServiceImpl.java
index b4a2c63..57feea2 100644
--- a/src/main/java/cn/mafangui/hotel/service/impl/UserServiceImpl.java
+++ b/src/main/java/cn/mafangui/hotel/service/impl/UserServiceImpl.java
@@ -1,11 +1,14 @@
 package cn.mafangui.hotel.service.impl;
 
 import cn.mafangui.hotel.entity.User;
+
 import cn.mafangui.hotel.mapper.UserMapper;
 import cn.mafangui.hotel.service.UserService;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
 
+import java.util.List;
+
 @Service
 public class UserServiceImpl implements UserService {
 
@@ -23,21 +26,28 @@ public class UserServiceImpl implements UserService {
     }
 
     @Override
-    public User login(String userName, String password) {
-        User user = new User();
-        user.setUserName(userName);
-        user.setPassword(password);
-        return userMapper.selectByUserNameAndPassword(user);
+    public User login(String username, String password) {
+        return userMapper.selectByUsernameAndPassword(username,password);
     }
 
     @Override
     public User selectByUserName(String userName) {
-        return userMapper.selectByUserName(userName);
+        return null;
+    }
+
+    @Override
+    public int count() {
+        return userMapper.count();
+    }
+
+    @Override
+    public List<User> findAll() {
+        return userMapper.selectAll();
     }
 
     @Override
     public int updateProfile(User user) {
-        return userMapper.updateByUserNameSelective(user);
+        return userMapper.updateByPrimaryKeySelective(user);
     }
 
 
diff --git a/src/main/resources/application.yml b/src/main/resources/application.yml
index 28ea23d..b9a40cc 100644
--- a/src/main/resources/application.yml
+++ b/src/main/resources/application.yml
@@ -7,8 +7,8 @@ spring:
     driver-class-name: com.mysql.jdbc.Driver
     username: root
     password: root
-    url: jdbc:mysql://localhost:3306/hotel?useUnicode=true&characterEncoding=UTF-8
+    url: jdbc:mysql://127.0.0.1:3306/hotel?useUnicode=true&characterEncoding=UTF-8
 mybatis:
   type-aliases-package: classpath*:cn.mafangui.hotel.entity
-  mapper-locations: classpath*:mybatis/mapper/*.xml
+  mapper-locations: classpath*:mapper/*.xml
 
diff --git a/src/main/resources/generatorConfig.xml b/src/main/resources/generatorConfig.xml
index 2fa2892..7589e12 100644
--- a/src/main/resources/generatorConfig.xml
+++ b/src/main/resources/generatorConfig.xml
@@ -22,7 +22,7 @@
         <!-- JDBC连接 -->
         <jdbcConnection
                 driverClass="com.mysql.jdbc.Driver"
-                connectionURL="jdbc:mysql://localhost:3306/hotel?useUnicode=true&amp;characterEncoding=UTF-8"
+                connectionURL="jdbc:mysql://127.0.0.1:3306/hotel?useUnicode=true&amp;characterEncoding=UTF-8"
                 userId="root"
                 password="root">
         </jdbcConnection>
@@ -44,7 +44,7 @@
         </javaModelGenerator>
 
         <!-- 生成mapper xml文件 -->
-        <sqlMapGenerator targetPackage="mybatis/mapper"  targetProject="src/main/resources">
+        <sqlMapGenerator targetPackage="mapper"  targetProject="src/main/resources">
             <!-- enableSubPackages:是否让schema作为包的后缀 -->
             <property name="enableSubPackages" value="false" />
         </sqlMapGenerator>
@@ -60,9 +60,9 @@
             是否生成 example类 -->
 
         <table schema="hotel" tableName="user_info"
-               domainObjectName="User" enableCountByExample="true"
-               enableDeleteByExample="true" enableSelectByExample="true"
-               enableUpdateByExample="true">
+               domainObjectName="User" enableCountByExample="false"
+               enableDeleteByExample="false" enableSelectByExample="false"
+               enableUpdateByExample="false">
         </table>
         <table schema="hotel" tableName="worker_info"
                domainObjectName="Worker" enableCountByExample="false"
diff --git a/src/main/resources/mapper/CheckInMapper.xml b/src/main/resources/mapper/CheckInMapper.xml
new file mode 100644
index 0000000..724a15e
--- /dev/null
+++ b/src/main/resources/mapper/CheckInMapper.xml
@@ -0,0 +1,153 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
+<mapper namespace="cn.mafangui.hotel.mapper.CheckInMapper">
+  <resultMap id="BaseResultMap" type="cn.mafangui.hotel.entity.CheckIn">
+    <id column="check_in_id" jdbcType="INTEGER" property="checkInId" />
+    <result column="order_id" jdbcType="INTEGER" property="orderId" />
+    <result column="room_number" jdbcType="VARCHAR" property="roomNumber" />
+    <result column="room_type" jdbcType="VARCHAR" property="roomType" />
+    <result column="peo_count" jdbcType="INTEGER" property="peoCount" />
+    <result column="persons" jdbcType="VARCHAR" property="persons" />
+    <result column="ids" jdbcType="VARCHAR" property="ids" />
+    <result column="check_in_time" jdbcType="TIMESTAMP" property="checkInTime" />
+    <result column="create_time" jdbcType="TIMESTAMP" property="createTime" />
+    <result column="update_time" jdbcType="TIMESTAMP" property="updateTime" />
+  </resultMap>
+  <sql id="Base_Column_List">
+    check_in_id, order_id, room_number, room_type, peo_count, persons, ids, check_in_time, 
+    create_time, update_time
+  </sql>
+  <select id="selectByPrimaryKey" parameterType="java.lang.Integer" resultMap="BaseResultMap">
+    select 
+    <include refid="Base_Column_List" />
+    from check_in
+    where check_in_id = #{checkInId,jdbcType=INTEGER}
+  </select>
+  <delete id="deleteByPrimaryKey" parameterType="java.lang.Integer">
+    delete from check_in
+    where check_in_id = #{checkInId,jdbcType=INTEGER}
+  </delete>
+  <insert id="insert" parameterType="cn.mafangui.hotel.entity.CheckIn">
+    insert into check_in (check_in_id, order_id, room_number, 
+      room_type, peo_count, persons, 
+      ids, check_in_time, create_time, 
+      update_time)
+    values (#{checkInId,jdbcType=INTEGER}, #{orderId,jdbcType=INTEGER}, #{roomNumber,jdbcType=VARCHAR}, 
+      #{roomType,jdbcType=VARCHAR}, #{peoCount,jdbcType=INTEGER}, #{persons,jdbcType=VARCHAR}, 
+      #{ids,jdbcType=VARCHAR}, #{checkInTime,jdbcType=TIMESTAMP}, #{createTime,jdbcType=TIMESTAMP}, 
+      #{updateTime,jdbcType=TIMESTAMP})
+  </insert>
+  <insert id="insertSelective" parameterType="cn.mafangui.hotel.entity.CheckIn">
+    insert into check_in
+    <trim prefix="(" suffix=")" suffixOverrides=",">
+      <if test="checkInId != null">
+        check_in_id,
+      </if>
+      <if test="orderId != null">
+        order_id,
+      </if>
+      <if test="roomNumber != null">
+        room_number,
+      </if>
+      <if test="roomType != null">
+        room_type,
+      </if>
+      <if test="peoCount != null">
+        peo_count,
+      </if>
+      <if test="persons != null">
+        persons,
+      </if>
+      <if test="ids != null">
+        ids,
+      </if>
+      <if test="checkInTime != null">
+        check_in_time,
+      </if>
+      <if test="createTime != null">
+        create_time,
+      </if>
+      <if test="updateTime != null">
+        update_time,
+      </if>
+    </trim>
+    <trim prefix="values (" suffix=")" suffixOverrides=",">
+      <if test="checkInId != null">
+        #{checkInId,jdbcType=INTEGER},
+      </if>
+      <if test="orderId != null">
+        #{orderId,jdbcType=INTEGER},
+      </if>
+      <if test="roomNumber != null">
+        #{roomNumber,jdbcType=VARCHAR},
+      </if>
+      <if test="roomType != null">
+        #{roomType,jdbcType=VARCHAR},
+      </if>
+      <if test="peoCount != null">
+        #{peoCount,jdbcType=INTEGER},
+      </if>
+      <if test="persons != null">
+        #{persons,jdbcType=VARCHAR},
+      </if>
+      <if test="ids != null">
+        #{ids,jdbcType=VARCHAR},
+      </if>
+      <if test="checkInTime != null">
+        #{checkInTime,jdbcType=TIMESTAMP},
+      </if>
+      <if test="createTime != null">
+        #{createTime,jdbcType=TIMESTAMP},
+      </if>
+      <if test="updateTime != null">
+        #{updateTime,jdbcType=TIMESTAMP},
+      </if>
+    </trim>
+  </insert>
+  <update id="updateByPrimaryKeySelective" parameterType="cn.mafangui.hotel.entity.CheckIn">
+    update check_in
+    <set>
+      <if test="orderId != null">
+        order_id = #{orderId,jdbcType=INTEGER},
+      </if>
+      <if test="roomNumber != null">
+        room_number = #{roomNumber,jdbcType=VARCHAR},
+      </if>
+      <if test="roomType != null">
+        room_type = #{roomType,jdbcType=VARCHAR},
+      </if>
+      <if test="peoCount != null">
+        peo_count = #{peoCount,jdbcType=INTEGER},
+      </if>
+      <if test="persons != null">
+        persons = #{persons,jdbcType=VARCHAR},
+      </if>
+      <if test="ids != null">
+        ids = #{ids,jdbcType=VARCHAR},
+      </if>
+      <if test="checkInTime != null">
+        check_in_time = #{checkInTime,jdbcType=TIMESTAMP},
+      </if>
+      <if test="createTime != null">
+        create_time = #{createTime,jdbcType=TIMESTAMP},
+      </if>
+      <if test="updateTime != null">
+        update_time = #{updateTime,jdbcType=TIMESTAMP},
+      </if>
+    </set>
+    where check_in_id = #{checkInId,jdbcType=INTEGER}
+  </update>
+  <update id="updateByPrimaryKey" parameterType="cn.mafangui.hotel.entity.CheckIn">
+    update check_in
+    set order_id = #{orderId,jdbcType=INTEGER},
+      room_number = #{roomNumber,jdbcType=VARCHAR},
+      room_type = #{roomType,jdbcType=VARCHAR},
+      peo_count = #{peoCount,jdbcType=INTEGER},
+      persons = #{persons,jdbcType=VARCHAR},
+      ids = #{ids,jdbcType=VARCHAR},
+      check_in_time = #{checkInTime,jdbcType=TIMESTAMP},
+      create_time = #{createTime,jdbcType=TIMESTAMP},
+      update_time = #{updateTime,jdbcType=TIMESTAMP}
+    where check_in_id = #{checkInId,jdbcType=INTEGER}
+  </update>
+</mapper>
\ No newline at end of file
diff --git a/src/main/resources/mapper/DepartmentMapper.xml b/src/main/resources/mapper/DepartmentMapper.xml
new file mode 100644
index 0000000..a460d84
--- /dev/null
+++ b/src/main/resources/mapper/DepartmentMapper.xml
@@ -0,0 +1,93 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
+<mapper namespace="cn.mafangui.hotel.mapper.DepartmentMapper">
+  <resultMap id="BaseResultMap" type="cn.mafangui.hotel.entity.Department">
+    <id column="department_id" jdbcType="INTEGER" property="departmentId" />
+    <result column="department_name" jdbcType="VARCHAR" property="departmentName" />
+    <result column="remark" jdbcType="VARCHAR" property="remark" />
+    <result column="create_time" jdbcType="TIMESTAMP" property="createTime" />
+    <result column="update_time" jdbcType="TIMESTAMP" property="updateTime" />
+  </resultMap>
+  <sql id="Base_Column_List">
+    department_id, department_name, remark, create_time, update_time
+  </sql>
+  <select id="selectByPrimaryKey" parameterType="java.lang.Integer" resultMap="BaseResultMap">
+    select 
+    <include refid="Base_Column_List" />
+    from department_info
+    where department_id = #{departmentId,jdbcType=INTEGER}
+  </select>
+  <delete id="deleteByPrimaryKey" parameterType="java.lang.Integer">
+    delete from department_info
+    where department_id = #{departmentId,jdbcType=INTEGER}
+  </delete>
+  <insert id="insert" parameterType="cn.mafangui.hotel.entity.Department">
+    insert into department_info (department_id, department_name, remark, 
+      create_time, update_time)
+    values (#{departmentId,jdbcType=INTEGER}, #{departmentName,jdbcType=VARCHAR}, #{remark,jdbcType=VARCHAR}, 
+      #{createTime,jdbcType=TIMESTAMP}, #{updateTime,jdbcType=TIMESTAMP})
+  </insert>
+  <insert id="insertSelective" parameterType="cn.mafangui.hotel.entity.Department">
+    insert into department_info
+    <trim prefix="(" suffix=")" suffixOverrides=",">
+      <if test="departmentId != null">
+        department_id,
+      </if>
+      <if test="departmentName != null">
+        department_name,
+      </if>
+      <if test="remark != null">
+        remark,
+      </if>
+      <if test="createTime != null">
+        create_time,
+      </if>
+      <if test="updateTime != null">
+        update_time,
+      </if>
+    </trim>
+    <trim prefix="values (" suffix=")" suffixOverrides=",">
+      <if test="departmentId != null">
+        #{departmentId,jdbcType=INTEGER},
+      </if>
+      <if test="departmentName != null">
+        #{departmentName,jdbcType=VARCHAR},
+      </if>
+      <if test="remark != null">
+        #{remark,jdbcType=VARCHAR},
+      </if>
+      <if test="createTime != null">
+        #{createTime,jdbcType=TIMESTAMP},
+      </if>
+      <if test="updateTime != null">
+        #{updateTime,jdbcType=TIMESTAMP},
+      </if>
+    </trim>
+  </insert>
+  <update id="updateByPrimaryKeySelective" parameterType="cn.mafangui.hotel.entity.Department">
+    update department_info
+    <set>
+      <if test="departmentName != null">
+        department_name = #{departmentName,jdbcType=VARCHAR},
+      </if>
+      <if test="remark != null">
+        remark = #{remark,jdbcType=VARCHAR},
+      </if>
+      <if test="createTime != null">
+        create_time = #{createTime,jdbcType=TIMESTAMP},
+      </if>
+      <if test="updateTime != null">
+        update_time = #{updateTime,jdbcType=TIMESTAMP},
+      </if>
+    </set>
+    where department_id = #{departmentId,jdbcType=INTEGER}
+  </update>
+  <update id="updateByPrimaryKey" parameterType="cn.mafangui.hotel.entity.Department">
+    update department_info
+    set department_name = #{departmentName,jdbcType=VARCHAR},
+      remark = #{remark,jdbcType=VARCHAR},
+      create_time = #{createTime,jdbcType=TIMESTAMP},
+      update_time = #{updateTime,jdbcType=TIMESTAMP}
+    where department_id = #{departmentId,jdbcType=INTEGER}
+  </update>
+</mapper>
\ No newline at end of file
diff --git a/src/main/resources/mapper/HotelMapper.xml b/src/main/resources/mapper/HotelMapper.xml
new file mode 100644
index 0000000..9682084
--- /dev/null
+++ b/src/main/resources/mapper/HotelMapper.xml
@@ -0,0 +1,141 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
+<mapper namespace="cn.mafangui.hotel.mapper.HotelMapper">
+  <resultMap id="BaseResultMap" type="cn.mafangui.hotel.entity.Hotel">
+    <id column="hotel_id" jdbcType="INTEGER" property="hotelId" />
+    <result column="hotel_name" jdbcType="VARCHAR" property="hotelName" />
+    <result column="phone" jdbcType="VARCHAR" property="phone" />
+    <result column="telephone" jdbcType="VARCHAR" property="telephone" />
+    <result column="email" jdbcType="VARCHAR" property="email" />
+    <result column="address" jdbcType="VARCHAR" property="address" />
+    <result column="website" jdbcType="VARCHAR" property="website" />
+    <result column="create_time" jdbcType="TIMESTAMP" property="createTime" />
+    <result column="update_time" jdbcType="TIMESTAMP" property="updateTime" />
+  </resultMap>
+  <sql id="Base_Column_List">
+    hotel_id, hotel_name, phone, telephone, email, address, website, create_time, update_time
+  </sql>
+  <select id="selectByPrimaryKey" parameterType="java.lang.Integer" resultMap="BaseResultMap">
+    select 
+    <include refid="Base_Column_List" />
+    from hotel_info
+    where hotel_id = #{hotelId,jdbcType=INTEGER}
+  </select>
+  <delete id="deleteByPrimaryKey" parameterType="java.lang.Integer">
+    delete from hotel_info
+    where hotel_id = #{hotelId,jdbcType=INTEGER}
+  </delete>
+  <insert id="insert" parameterType="cn.mafangui.hotel.entity.Hotel">
+    insert into hotel_info (hotel_id, hotel_name, phone, 
+      telephone, email, address, 
+      website, create_time, update_time
+      )
+    values (#{hotelId,jdbcType=INTEGER}, #{hotelName,jdbcType=VARCHAR}, #{phone,jdbcType=VARCHAR}, 
+      #{telephone,jdbcType=VARCHAR}, #{email,jdbcType=VARCHAR}, #{address,jdbcType=VARCHAR}, 
+      #{website,jdbcType=VARCHAR}, #{createTime,jdbcType=TIMESTAMP}, #{updateTime,jdbcType=TIMESTAMP}
+      )
+  </insert>
+  <insert id="insertSelective" parameterType="cn.mafangui.hotel.entity.Hotel">
+    insert into hotel_info
+    <trim prefix="(" suffix=")" suffixOverrides=",">
+      <if test="hotelId != null">
+        hotel_id,
+      </if>
+      <if test="hotelName != null">
+        hotel_name,
+      </if>
+      <if test="phone != null">
+        phone,
+      </if>
+      <if test="telephone != null">
+        telephone,
+      </if>
+      <if test="email != null">
+        email,
+      </if>
+      <if test="address != null">
+        address,
+      </if>
+      <if test="website != null">
+        website,
+      </if>
+      <if test="createTime != null">
+        create_time,
+      </if>
+      <if test="updateTime != null">
+        update_time,
+      </if>
+    </trim>
+    <trim prefix="values (" suffix=")" suffixOverrides=",">
+      <if test="hotelId != null">
+        #{hotelId,jdbcType=INTEGER},
+      </if>
+      <if test="hotelName != null">
+        #{hotelName,jdbcType=VARCHAR},
+      </if>
+      <if test="phone != null">
+        #{phone,jdbcType=VARCHAR},
+      </if>
+      <if test="telephone != null">
+        #{telephone,jdbcType=VARCHAR},
+      </if>
+      <if test="email != null">
+        #{email,jdbcType=VARCHAR},
+      </if>
+      <if test="address != null">
+        #{address,jdbcType=VARCHAR},
+      </if>
+      <if test="website != null">
+        #{website,jdbcType=VARCHAR},
+      </if>
+      <if test="createTime != null">
+        #{createTime,jdbcType=TIMESTAMP},
+      </if>
+      <if test="updateTime != null">
+        #{updateTime,jdbcType=TIMESTAMP},
+      </if>
+    </trim>
+  </insert>
+  <update id="updateByPrimaryKeySelective" parameterType="cn.mafangui.hotel.entity.Hotel">
+    update hotel_info
+    <set>
+      <if test="hotelName != null">
+        hotel_name = #{hotelName,jdbcType=VARCHAR},
+      </if>
+      <if test="phone != null">
+        phone = #{phone,jdbcType=VARCHAR},
+      </if>
+      <if test="telephone != null">
+        telephone = #{telephone,jdbcType=VARCHAR},
+      </if>
+      <if test="email != null">
+        email = #{email,jdbcType=VARCHAR},
+      </if>
+      <if test="address != null">
+        address = #{address,jdbcType=VARCHAR},
+      </if>
+      <if test="website != null">
+        website = #{website,jdbcType=VARCHAR},
+      </if>
+      <if test="createTime != null">
+        create_time = #{createTime,jdbcType=TIMESTAMP},
+      </if>
+      <if test="updateTime != null">
+        update_time = #{updateTime,jdbcType=TIMESTAMP},
+      </if>
+    </set>
+    where hotel_id = #{hotelId,jdbcType=INTEGER}
+  </update>
+  <update id="updateByPrimaryKey" parameterType="cn.mafangui.hotel.entity.Hotel">
+    update hotel_info
+    set hotel_name = #{hotelName,jdbcType=VARCHAR},
+      phone = #{phone,jdbcType=VARCHAR},
+      telephone = #{telephone,jdbcType=VARCHAR},
+      email = #{email,jdbcType=VARCHAR},
+      address = #{address,jdbcType=VARCHAR},
+      website = #{website,jdbcType=VARCHAR},
+      create_time = #{createTime,jdbcType=TIMESTAMP},
+      update_time = #{updateTime,jdbcType=TIMESTAMP}
+    where hotel_id = #{hotelId,jdbcType=INTEGER}
+  </update>
+</mapper>
\ No newline at end of file
diff --git a/src/main/resources/mapper/OrderMapper.xml b/src/main/resources/mapper/OrderMapper.xml
new file mode 100644
index 0000000..1f859df
--- /dev/null
+++ b/src/main/resources/mapper/OrderMapper.xml
@@ -0,0 +1,164 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
+<mapper namespace="cn.mafangui.hotel.mapper.OrderMapper">
+  <resultMap id="BaseResultMap" type="cn.mafangui.hotel.entity.Order">
+    <id column="order_id" jdbcType="INTEGER" property="orderId" />
+    <result column="order_type" jdbcType="VARCHAR" property="orderType" />
+    <result column="phone" jdbcType="VARCHAR" property="phone" />
+    <result column="room_type" jdbcType="VARCHAR" property="roomType" />
+    <result column="num_of_room" jdbcType="INTEGER" property="numOfRoom" />
+    <result column="order_date" jdbcType="DATE" property="orderDate" />
+    <result column="order_days" jdbcType="INTEGER" property="orderDays" />
+    <result column="order_status" jdbcType="INTEGER" property="orderStatus" />
+    <result column="order_cost" jdbcType="DOUBLE" property="orderCost" />
+    <result column="create_time" jdbcType="TIMESTAMP" property="createTime" />
+    <result column="update_time" jdbcType="TIMESTAMP" property="updateTime" />
+  </resultMap>
+  <sql id="Base_Column_List">
+    order_id, order_type, phone, room_type, num_of_room, order_date, order_days, order_status, 
+    order_cost, create_time, update_time
+  </sql>
+  <select id="selectByPrimaryKey" parameterType="java.lang.Integer" resultMap="BaseResultMap">
+    select 
+    <include refid="Base_Column_List" />
+    from order_info
+    where order_id = #{orderId,jdbcType=INTEGER}
+  </select>
+  <delete id="deleteByPrimaryKey" parameterType="java.lang.Integer">
+    delete from order_info
+    where order_id = #{orderId,jdbcType=INTEGER}
+  </delete>
+  <insert id="insert" parameterType="cn.mafangui.hotel.entity.Order">
+    insert into order_info (order_id, order_type, phone, 
+      room_type, num_of_room, order_date, 
+      order_days, order_status, order_cost, 
+      create_time, update_time)
+    values (#{orderId,jdbcType=INTEGER}, #{orderType,jdbcType=VARCHAR}, #{phone,jdbcType=VARCHAR}, 
+      #{roomType,jdbcType=VARCHAR}, #{numOfRoom,jdbcType=INTEGER}, #{orderDate,jdbcType=DATE}, 
+      #{orderDays,jdbcType=INTEGER}, #{orderStatus,jdbcType=INTEGER}, #{orderCost,jdbcType=DOUBLE}, 
+      #{createTime,jdbcType=TIMESTAMP}, #{updateTime,jdbcType=TIMESTAMP})
+  </insert>
+  <insert id="insertSelective" parameterType="cn.mafangui.hotel.entity.Order">
+    insert into order_info
+    <trim prefix="(" suffix=")" suffixOverrides=",">
+      <if test="orderId != null">
+        order_id,
+      </if>
+      <if test="orderType != null">
+        order_type,
+      </if>
+      <if test="phone != null">
+        phone,
+      </if>
+      <if test="roomType != null">
+        room_type,
+      </if>
+      <if test="numOfRoom != null">
+        num_of_room,
+      </if>
+      <if test="orderDate != null">
+        order_date,
+      </if>
+      <if test="orderDays != null">
+        order_days,
+      </if>
+      <if test="orderStatus != null">
+        order_status,
+      </if>
+      <if test="orderCost != null">
+        order_cost,
+      </if>
+      <if test="createTime != null">
+        create_time,
+      </if>
+      <if test="updateTime != null">
+        update_time,
+      </if>
+    </trim>
+    <trim prefix="values (" suffix=")" suffixOverrides=",">
+      <if test="orderId != null">
+        #{orderId,jdbcType=INTEGER},
+      </if>
+      <if test="orderType != null">
+        #{orderType,jdbcType=VARCHAR},
+      </if>
+      <if test="phone != null">
+        #{phone,jdbcType=VARCHAR},
+      </if>
+      <if test="roomType != null">
+        #{roomType,jdbcType=VARCHAR},
+      </if>
+      <if test="numOfRoom != null">
+        #{numOfRoom,jdbcType=INTEGER},
+      </if>
+      <if test="orderDate != null">
+        #{orderDate,jdbcType=DATE},
+      </if>
+      <if test="orderDays != null">
+        #{orderDays,jdbcType=INTEGER},
+      </if>
+      <if test="orderStatus != null">
+        #{orderStatus,jdbcType=INTEGER},
+      </if>
+      <if test="orderCost != null">
+        #{orderCost,jdbcType=DOUBLE},
+      </if>
+      <if test="createTime != null">
+        #{createTime,jdbcType=TIMESTAMP},
+      </if>
+      <if test="updateTime != null">
+        #{updateTime,jdbcType=TIMESTAMP},
+      </if>
+    </trim>
+  </insert>
+  <update id="updateByPrimaryKeySelective" parameterType="cn.mafangui.hotel.entity.Order">
+    update order_info
+    <set>
+      <if test="orderType != null">
+        order_type = #{orderType,jdbcType=VARCHAR},
+      </if>
+      <if test="phone != null">
+        phone = #{phone,jdbcType=VARCHAR},
+      </if>
+      <if test="roomType != null">
+        room_type = #{roomType,jdbcType=VARCHAR},
+      </if>
+      <if test="numOfRoom != null">
+        num_of_room = #{numOfRoom,jdbcType=INTEGER},
+      </if>
+      <if test="orderDate != null">
+        order_date = #{orderDate,jdbcType=DATE},
+      </if>
+      <if test="orderDays != null">
+        order_days = #{orderDays,jdbcType=INTEGER},
+      </if>
+      <if test="orderStatus != null">
+        order_status = #{orderStatus,jdbcType=INTEGER},
+      </if>
+      <if test="orderCost != null">
+        order_cost = #{orderCost,jdbcType=DOUBLE},
+      </if>
+      <if test="createTime != null">
+        create_time = #{createTime,jdbcType=TIMESTAMP},
+      </if>
+      <if test="updateTime != null">
+        update_time = #{updateTime,jdbcType=TIMESTAMP},
+      </if>
+    </set>
+    where order_id = #{orderId,jdbcType=INTEGER}
+  </update>
+  <update id="updateByPrimaryKey" parameterType="cn.mafangui.hotel.entity.Order">
+    update order_info
+    set order_type = #{orderType,jdbcType=VARCHAR},
+      phone = #{phone,jdbcType=VARCHAR},
+      room_type = #{roomType,jdbcType=VARCHAR},
+      num_of_room = #{numOfRoom,jdbcType=INTEGER},
+      order_date = #{orderDate,jdbcType=DATE},
+      order_days = #{orderDays,jdbcType=INTEGER},
+      order_status = #{orderStatus,jdbcType=INTEGER},
+      order_cost = #{orderCost,jdbcType=DOUBLE},
+      create_time = #{createTime,jdbcType=TIMESTAMP},
+      update_time = #{updateTime,jdbcType=TIMESTAMP}
+    where order_id = #{orderId,jdbcType=INTEGER}
+  </update>
+</mapper>
\ No newline at end of file
diff --git a/src/main/resources/mapper/OrderTypeMapper.xml b/src/main/resources/mapper/OrderTypeMapper.xml
new file mode 100644
index 0000000..209558b
--- /dev/null
+++ b/src/main/resources/mapper/OrderTypeMapper.xml
@@ -0,0 +1,93 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
+<mapper namespace="cn.mafangui.hotel.mapper.OrderTypeMapper">
+  <resultMap id="BaseResultMap" type="cn.mafangui.hotel.entity.OrderType">
+    <id column="type_id" jdbcType="INTEGER" property="typeId" />
+    <result column="type" jdbcType="VARCHAR" property="type" />
+    <result column="remark" jdbcType="VARCHAR" property="remark" />
+    <result column="create_time" jdbcType="TIMESTAMP" property="createTime" />
+    <result column="update_time" jdbcType="TIMESTAMP" property="updateTime" />
+  </resultMap>
+  <sql id="Base_Column_List">
+    type_id, type, remark, create_time, update_time
+  </sql>
+  <select id="selectByPrimaryKey" parameterType="java.lang.Integer" resultMap="BaseResultMap">
+    select 
+    <include refid="Base_Column_List" />
+    from order_type
+    where type_id = #{typeId,jdbcType=INTEGER}
+  </select>
+  <delete id="deleteByPrimaryKey" parameterType="java.lang.Integer">
+    delete from order_type
+    where type_id = #{typeId,jdbcType=INTEGER}
+  </delete>
+  <insert id="insert" parameterType="cn.mafangui.hotel.entity.OrderType">
+    insert into order_type (type_id, type, remark, 
+      create_time, update_time)
+    values (#{typeId,jdbcType=INTEGER}, #{type,jdbcType=VARCHAR}, #{remark,jdbcType=VARCHAR}, 
+      #{createTime,jdbcType=TIMESTAMP}, #{updateTime,jdbcType=TIMESTAMP})
+  </insert>
+  <insert id="insertSelective" parameterType="cn.mafangui.hotel.entity.OrderType">
+    insert into order_type
+    <trim prefix="(" suffix=")" suffixOverrides=",">
+      <if test="typeId != null">
+        type_id,
+      </if>
+      <if test="type != null">
+        type,
+      </if>
+      <if test="remark != null">
+        remark,
+      </if>
+      <if test="createTime != null">
+        create_time,
+      </if>
+      <if test="updateTime != null">
+        update_time,
+      </if>
+    </trim>
+    <trim prefix="values (" suffix=")" suffixOverrides=",">
+      <if test="typeId != null">
+        #{typeId,jdbcType=INTEGER},
+      </if>
+      <if test="type != null">
+        #{type,jdbcType=VARCHAR},
+      </if>
+      <if test="remark != null">
+        #{remark,jdbcType=VARCHAR},
+      </if>
+      <if test="createTime != null">
+        #{createTime,jdbcType=TIMESTAMP},
+      </if>
+      <if test="updateTime != null">
+        #{updateTime,jdbcType=TIMESTAMP},
+      </if>
+    </trim>
+  </insert>
+  <update id="updateByPrimaryKeySelective" parameterType="cn.mafangui.hotel.entity.OrderType">
+    update order_type
+    <set>
+      <if test="type != null">
+        type = #{type,jdbcType=VARCHAR},
+      </if>
+      <if test="remark != null">
+        remark = #{remark,jdbcType=VARCHAR},
+      </if>
+      <if test="createTime != null">
+        create_time = #{createTime,jdbcType=TIMESTAMP},
+      </if>
+      <if test="updateTime != null">
+        update_time = #{updateTime,jdbcType=TIMESTAMP},
+      </if>
+    </set>
+    where type_id = #{typeId,jdbcType=INTEGER}
+  </update>
+  <update id="updateByPrimaryKey" parameterType="cn.mafangui.hotel.entity.OrderType">
+    update order_type
+    set type = #{type,jdbcType=VARCHAR},
+      remark = #{remark,jdbcType=VARCHAR},
+      create_time = #{createTime,jdbcType=TIMESTAMP},
+      update_time = #{updateTime,jdbcType=TIMESTAMP}
+    where type_id = #{typeId,jdbcType=INTEGER}
+  </update>
+</mapper>
\ No newline at end of file
diff --git a/src/main/resources/mapper/RoomMapper.xml b/src/main/resources/mapper/RoomMapper.xml
new file mode 100644
index 0000000..5aa86f3
--- /dev/null
+++ b/src/main/resources/mapper/RoomMapper.xml
@@ -0,0 +1,153 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
+<mapper namespace="cn.mafangui.hotel.mapper.RoomMapper">
+  <resultMap id="BaseResultMap" type="cn.mafangui.hotel.entity.Room">
+    <id column="room_id" jdbcType="INTEGER" property="roomId" />
+    <result column="room_number" jdbcType="VARCHAR" property="roomNumber" />
+    <result column="type_id" jdbcType="INTEGER" property="typeId" />
+    <result column="room_type" jdbcType="VARCHAR" property="roomType" />
+    <result column="room_price" jdbcType="DOUBLE" property="roomPrice" />
+    <result column="room_discount" jdbcType="DOUBLE" property="roomDiscount" />
+    <result column="room_status" jdbcType="INTEGER" property="roomStatus" />
+    <result column="remark" jdbcType="VARCHAR" property="remark" />
+    <result column="create_time" jdbcType="TIMESTAMP" property="createTime" />
+    <result column="update_time" jdbcType="TIMESTAMP" property="updateTime" />
+  </resultMap>
+  <sql id="Base_Column_List">
+    room_id, room_number, type_id, room_type, room_price, room_discount, room_status, 
+    remark, create_time, update_time
+  </sql>
+  <select id="selectByPrimaryKey" parameterType="java.lang.Integer" resultMap="BaseResultMap">
+    select 
+    <include refid="Base_Column_List" />
+    from room_info
+    where room_id = #{roomId,jdbcType=INTEGER}
+  </select>
+  <delete id="deleteByPrimaryKey" parameterType="java.lang.Integer">
+    delete from room_info
+    where room_id = #{roomId,jdbcType=INTEGER}
+  </delete>
+  <insert id="insert" parameterType="cn.mafangui.hotel.entity.Room">
+    insert into room_info (room_id, room_number, type_id, 
+      room_type, room_price, room_discount, 
+      room_status, remark, create_time, 
+      update_time)
+    values (#{roomId,jdbcType=INTEGER}, #{roomNumber,jdbcType=VARCHAR}, #{typeId,jdbcType=INTEGER}, 
+      #{roomType,jdbcType=VARCHAR}, #{roomPrice,jdbcType=DOUBLE}, #{roomDiscount,jdbcType=DOUBLE}, 
+      #{roomStatus,jdbcType=INTEGER}, #{remark,jdbcType=VARCHAR}, #{createTime,jdbcType=TIMESTAMP}, 
+      #{updateTime,jdbcType=TIMESTAMP})
+  </insert>
+  <insert id="insertSelective" parameterType="cn.mafangui.hotel.entity.Room">
+    insert into room_info
+    <trim prefix="(" suffix=")" suffixOverrides=",">
+      <if test="roomId != null">
+        room_id,
+      </if>
+      <if test="roomNumber != null">
+        room_number,
+      </if>
+      <if test="typeId != null">
+        type_id,
+      </if>
+      <if test="roomType != null">
+        room_type,
+      </if>
+      <if test="roomPrice != null">
+        room_price,
+      </if>
+      <if test="roomDiscount != null">
+        room_discount,
+      </if>
+      <if test="roomStatus != null">
+        room_status,
+      </if>
+      <if test="remark != null">
+        remark,
+      </if>
+      <if test="createTime != null">
+        create_time,
+      </if>
+      <if test="updateTime != null">
+        update_time,
+      </if>
+    </trim>
+    <trim prefix="values (" suffix=")" suffixOverrides=",">
+      <if test="roomId != null">
+        #{roomId,jdbcType=INTEGER},
+      </if>
+      <if test="roomNumber != null">
+        #{roomNumber,jdbcType=VARCHAR},
+      </if>
+      <if test="typeId != null">
+        #{typeId,jdbcType=INTEGER},
+      </if>
+      <if test="roomType != null">
+        #{roomType,jdbcType=VARCHAR},
+      </if>
+      <if test="roomPrice != null">
+        #{roomPrice,jdbcType=DOUBLE},
+      </if>
+      <if test="roomDiscount != null">
+        #{roomDiscount,jdbcType=DOUBLE},
+      </if>
+      <if test="roomStatus != null">
+        #{roomStatus,jdbcType=INTEGER},
+      </if>
+      <if test="remark != null">
+        #{remark,jdbcType=VARCHAR},
+      </if>
+      <if test="createTime != null">
+        #{createTime,jdbcType=TIMESTAMP},
+      </if>
+      <if test="updateTime != null">
+        #{updateTime,jdbcType=TIMESTAMP},
+      </if>
+    </trim>
+  </insert>
+  <update id="updateByPrimaryKeySelective" parameterType="cn.mafangui.hotel.entity.Room">
+    update room_info
+    <set>
+      <if test="roomNumber != null">
+        room_number = #{roomNumber,jdbcType=VARCHAR},
+      </if>
+      <if test="typeId != null">
+        type_id = #{typeId,jdbcType=INTEGER},
+      </if>
+      <if test="roomType != null">
+        room_type = #{roomType,jdbcType=VARCHAR},
+      </if>
+      <if test="roomPrice != null">
+        room_price = #{roomPrice,jdbcType=DOUBLE},
+      </if>
+      <if test="roomDiscount != null">
+        room_discount = #{roomDiscount,jdbcType=DOUBLE},
+      </if>
+      <if test="roomStatus != null">
+        room_status = #{roomStatus,jdbcType=INTEGER},
+      </if>
+      <if test="remark != null">
+        remark = #{remark,jdbcType=VARCHAR},
+      </if>
+      <if test="createTime != null">
+        create_time = #{createTime,jdbcType=TIMESTAMP},
+      </if>
+      <if test="updateTime != null">
+        update_time = #{updateTime,jdbcType=TIMESTAMP},
+      </if>
+    </set>
+    where room_id = #{roomId,jdbcType=INTEGER}
+  </update>
+  <update id="updateByPrimaryKey" parameterType="cn.mafangui.hotel.entity.Room">
+    update room_info
+    set room_number = #{roomNumber,jdbcType=VARCHAR},
+      type_id = #{typeId,jdbcType=INTEGER},
+      room_type = #{roomType,jdbcType=VARCHAR},
+      room_price = #{roomPrice,jdbcType=DOUBLE},
+      room_discount = #{roomDiscount,jdbcType=DOUBLE},
+      room_status = #{roomStatus,jdbcType=INTEGER},
+      remark = #{remark,jdbcType=VARCHAR},
+      create_time = #{createTime,jdbcType=TIMESTAMP},
+      update_time = #{updateTime,jdbcType=TIMESTAMP}
+    where room_id = #{roomId,jdbcType=INTEGER}
+  </update>
+</mapper>
\ No newline at end of file
diff --git a/src/main/resources/mapper/RoomTypeMapper.xml b/src/main/resources/mapper/RoomTypeMapper.xml
new file mode 100644
index 0000000..95e4bc3
--- /dev/null
+++ b/src/main/resources/mapper/RoomTypeMapper.xml
@@ -0,0 +1,164 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
+<mapper namespace="cn.mafangui.hotel.mapper.RoomTypeMapper">
+  <resultMap id="BaseResultMap" type="cn.mafangui.hotel.entity.RoomType">
+    <id column="type_id" jdbcType="BIGINT" property="typeId" />
+    <result column="room_type" jdbcType="VARCHAR" property="roomType" />
+    <result column="remark" jdbcType="VARCHAR" property="remark" />
+    <result column="price" jdbcType="DOUBLE" property="price" />
+    <result column="discount" jdbcType="DOUBLE" property="discount" />
+    <result column="area" jdbcType="INTEGER" property="area" />
+    <result column="bed_num" jdbcType="INTEGER" property="bedNum" />
+    <result column="bed_size" jdbcType="VARCHAR" property="bedSize" />
+    <result column="window" jdbcType="INTEGER" property="window" />
+    <result column="create_time" jdbcType="TIMESTAMP" property="createTime" />
+    <result column="update_time" jdbcType="TIMESTAMP" property="updateTime" />
+  </resultMap>
+  <sql id="Base_Column_List">
+    type_id, room_type, remark, price, discount, area, bed_num, bed_size, window, create_time, 
+    update_time
+  </sql>
+  <select id="selectByPrimaryKey" parameterType="java.lang.Long" resultMap="BaseResultMap">
+    select 
+    <include refid="Base_Column_List" />
+    from room_type
+    where type_id = #{typeId,jdbcType=BIGINT}
+  </select>
+  <delete id="deleteByPrimaryKey" parameterType="java.lang.Long">
+    delete from room_type
+    where type_id = #{typeId,jdbcType=BIGINT}
+  </delete>
+  <insert id="insert" parameterType="cn.mafangui.hotel.entity.RoomType">
+    insert into room_type (type_id, room_type, remark, 
+      price, discount, area, 
+      bed_num, bed_size, window, 
+      create_time, update_time)
+    values (#{typeId,jdbcType=BIGINT}, #{roomType,jdbcType=VARCHAR}, #{remark,jdbcType=VARCHAR}, 
+      #{price,jdbcType=DOUBLE}, #{discount,jdbcType=DOUBLE}, #{area,jdbcType=INTEGER}, 
+      #{bedNum,jdbcType=INTEGER}, #{bedSize,jdbcType=VARCHAR}, #{window,jdbcType=INTEGER}, 
+      #{createTime,jdbcType=TIMESTAMP}, #{updateTime,jdbcType=TIMESTAMP})
+  </insert>
+  <insert id="insertSelective" parameterType="cn.mafangui.hotel.entity.RoomType">
+    insert into room_type
+    <trim prefix="(" suffix=")" suffixOverrides=",">
+      <if test="typeId != null">
+        type_id,
+      </if>
+      <if test="roomType != null">
+        room_type,
+      </if>
+      <if test="remark != null">
+        remark,
+      </if>
+      <if test="price != null">
+        price,
+      </if>
+      <if test="discount != null">
+        discount,
+      </if>
+      <if test="area != null">
+        area,
+      </if>
+      <if test="bedNum != null">
+        bed_num,
+      </if>
+      <if test="bedSize != null">
+        bed_size,
+      </if>
+      <if test="window != null">
+        window,
+      </if>
+      <if test="createTime != null">
+        create_time,
+      </if>
+      <if test="updateTime != null">
+        update_time,
+      </if>
+    </trim>
+    <trim prefix="values (" suffix=")" suffixOverrides=",">
+      <if test="typeId != null">
+        #{typeId,jdbcType=BIGINT},
+      </if>
+      <if test="roomType != null">
+        #{roomType,jdbcType=VARCHAR},
+      </if>
+      <if test="remark != null">
+        #{remark,jdbcType=VARCHAR},
+      </if>
+      <if test="price != null">
+        #{price,jdbcType=DOUBLE},
+      </if>
+      <if test="discount != null">
+        #{discount,jdbcType=DOUBLE},
+      </if>
+      <if test="area != null">
+        #{area,jdbcType=INTEGER},
+      </if>
+      <if test="bedNum != null">
+        #{bedNum,jdbcType=INTEGER},
+      </if>
+      <if test="bedSize != null">
+        #{bedSize,jdbcType=VARCHAR},
+      </if>
+      <if test="window != null">
+        #{window,jdbcType=INTEGER},
+      </if>
+      <if test="createTime != null">
+        #{createTime,jdbcType=TIMESTAMP},
+      </if>
+      <if test="updateTime != null">
+        #{updateTime,jdbcType=TIMESTAMP},
+      </if>
+    </trim>
+  </insert>
+  <update id="updateByPrimaryKeySelective" parameterType="cn.mafangui.hotel.entity.RoomType">
+    update room_type
+    <set>
+      <if test="roomType != null">
+        room_type = #{roomType,jdbcType=VARCHAR},
+      </if>
+      <if test="remark != null">
+        remark = #{remark,jdbcType=VARCHAR},
+      </if>
+      <if test="price != null">
+        price = #{price,jdbcType=DOUBLE},
+      </if>
+      <if test="discount != null">
+        discount = #{discount,jdbcType=DOUBLE},
+      </if>
+      <if test="area != null">
+        area = #{area,jdbcType=INTEGER},
+      </if>
+      <if test="bedNum != null">
+        bed_num = #{bedNum,jdbcType=INTEGER},
+      </if>
+      <if test="bedSize != null">
+        bed_size = #{bedSize,jdbcType=VARCHAR},
+      </if>
+      <if test="window != null">
+        window = #{window,jdbcType=INTEGER},
+      </if>
+      <if test="createTime != null">
+        create_time = #{createTime,jdbcType=TIMESTAMP},
+      </if>
+      <if test="updateTime != null">
+        update_time = #{updateTime,jdbcType=TIMESTAMP},
+      </if>
+    </set>
+    where type_id = #{typeId,jdbcType=BIGINT}
+  </update>
+  <update id="updateByPrimaryKey" parameterType="cn.mafangui.hotel.entity.RoomType">
+    update room_type
+    set room_type = #{roomType,jdbcType=VARCHAR},
+      remark = #{remark,jdbcType=VARCHAR},
+      price = #{price,jdbcType=DOUBLE},
+      discount = #{discount,jdbcType=DOUBLE},
+      area = #{area,jdbcType=INTEGER},
+      bed_num = #{bedNum,jdbcType=INTEGER},
+      bed_size = #{bedSize,jdbcType=VARCHAR},
+      window = #{window,jdbcType=INTEGER},
+      create_time = #{createTime,jdbcType=TIMESTAMP},
+      update_time = #{updateTime,jdbcType=TIMESTAMP}
+    where type_id = #{typeId,jdbcType=BIGINT}
+  </update>
+</mapper>
\ No newline at end of file
diff --git a/src/main/resources/mapper/UserMapper.xml b/src/main/resources/mapper/UserMapper.xml
new file mode 100644
index 0000000..23ac0e3
--- /dev/null
+++ b/src/main/resources/mapper/UserMapper.xml
@@ -0,0 +1,160 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
+<mapper namespace="cn.mafangui.hotel.mapper.UserMapper">
+  <resultMap id="BaseResultMap" type="cn.mafangui.hotel.entity.User">
+    <id column="user_id" jdbcType="INTEGER" property="userId" />
+    <result column="username" jdbcType="VARCHAR" property="username" />
+    <result column="password" jdbcType="VARCHAR" property="password" />
+    <result column="name" jdbcType="VARCHAR" property="name" />
+    <result column="gender" jdbcType="CHAR" property="gender" />
+    <result column="phone" jdbcType="VARCHAR" property="phone" />
+    <result column="email" jdbcType="VARCHAR" property="email" />
+    <result column="address" jdbcType="VARCHAR" property="address" />
+    <result column="idcard" jdbcType="VARCHAR" property="idcard" />
+    <result column="create_time" jdbcType="TIMESTAMP" property="createTime" />
+    <result column="update_time" jdbcType="TIMESTAMP" property="updateTime" />
+  </resultMap>
+  <sql id="Base_Column_List">
+    user_id, username, password, name, gender, phone, email, address, idcard, create_time, 
+    update_time
+  </sql>
+  <select id="selectByPrimaryKey" parameterType="java.lang.Integer" resultMap="BaseResultMap">
+    select 
+    <include refid="Base_Column_List" />
+    from user_info
+    where user_id = #{userId,jdbcType=INTEGER}
+  </select>
+  <delete id="deleteByPrimaryKey" parameterType="java.lang.Integer">
+    delete from user_info
+    where user_id = #{userId,jdbcType=INTEGER}
+  </delete>
+  <insert id="insert" parameterType="cn.mafangui.hotel.entity.User">
+    insert into user_info (user_id, username, password, 
+      name, gender, phone, email, 
+      address, idcard, create_time, 
+      update_time)
+    values (#{userId,jdbcType=INTEGER}, #{username,jdbcType=VARCHAR}, #{password,jdbcType=VARCHAR}, 
+      #{name,jdbcType=VARCHAR}, #{gender,jdbcType=CHAR}, #{phone,jdbcType=VARCHAR}, #{email,jdbcType=VARCHAR}, 
+      #{address,jdbcType=VARCHAR}, #{idcard,jdbcType=VARCHAR},now(),
+      now())
+  </insert>
+  <insert id="insertSelective" parameterType="cn.mafangui.hotel.entity.User">
+    insert into user_info
+    <trim prefix="(" suffix=")" suffixOverrides=",">
+      <if test="userId != null">
+        user_id,
+      </if>
+      <if test="username != null">
+        username,
+      </if>
+      <if test="password != null">
+        password,
+      </if>
+      <if test="name != null">
+        name,
+      </if>
+      <if test="gender != null">
+        gender,
+      </if>
+      <if test="phone != null">
+        phone,
+      </if>
+      <if test="email != null">
+        email,
+      </if>
+      <if test="address != null">
+        address,
+      </if>
+      <if test="idcard != null">
+        idcard,
+      </if>
+        create_time,
+        update_time,
+    </trim>
+    <trim prefix="values (" suffix=")" suffixOverrides=",">
+      <if test="userId != null">
+        #{userId,jdbcType=INTEGER},
+      </if>
+      <if test="username != null">
+        #{username,jdbcType=VARCHAR},
+      </if>
+      <if test="password != null">
+        #{password,jdbcType=VARCHAR},
+      </if>
+      <if test="name != null">
+        #{name,jdbcType=VARCHAR},
+      </if>
+      <if test="gender != null">
+        #{gender,jdbcType=CHAR},
+      </if>
+      <if test="phone != null">
+        #{phone,jdbcType=VARCHAR},
+      </if>
+      <if test="email != null">
+        #{email,jdbcType=VARCHAR},
+      </if>
+      <if test="address != null">
+        #{address,jdbcType=VARCHAR},
+      </if>
+      <if test="idcard != null">
+        #{idcard,jdbcType=VARCHAR},
+      </if>
+      now(),
+      now(),
+    </trim>
+  </insert>
+  <update id="updateByPrimaryKeySelective" parameterType="cn.mafangui.hotel.entity.User">
+    update user_info
+    <set>
+      <if test="username != null">
+        username = #{username,jdbcType=VARCHAR},
+      </if>
+      <if test="password != null">
+        password = #{password,jdbcType=VARCHAR},
+      </if>
+      <if test="name != null">
+        name = #{name,jdbcType=VARCHAR},
+      </if>
+      <if test="gender != null">
+        gender = #{gender,jdbcType=CHAR},
+      </if>
+      <if test="phone != null">
+        phone = #{phone,jdbcType=VARCHAR},
+      </if>
+      <if test="email != null">
+        email = #{email,jdbcType=VARCHAR},
+      </if>
+      <if test="address != null">
+        address = #{address,jdbcType=VARCHAR},
+      </if>
+      <if test="idcard != null">
+        idcard = #{idcard,jdbcType=VARCHAR},
+      </if>
+        update_time = now(),
+    </set>
+    where user_id = #{userId,jdbcType=INTEGER}
+  </update>
+  <update id="updateByPrimaryKey" parameterType="cn.mafangui.hotel.entity.User">
+    update user_info
+    set username = #{username,jdbcType=VARCHAR},
+      password = #{password,jdbcType=VARCHAR},
+      name = #{name,jdbcType=VARCHAR},
+      gender = #{gender,jdbcType=CHAR},
+      phone = #{phone,jdbcType=VARCHAR},
+      email = #{email,jdbcType=VARCHAR},
+      address = #{address,jdbcType=VARCHAR},
+      idcard = #{idcard,jdbcType=VARCHAR},
+      update_time = now()
+    where user_id = #{userId,jdbcType=INTEGER}
+  </update>
+  <select id="count">
+    select count(*) from user_info
+  </select>
+  <select id="selectAll" resultMap="cn.mafangui.hotel.entity.User">
+    select * from user_info
+  </select>
+  <select id="selectByUsernameAndPassword" resultMap="cn.mafangui.hotel.entity.User">
+    select * from user_info
+    where username = #{username,jdbcType=VARCHAR} and password = #{password,jdbcType=VARCHAR}
+  </select>
+</mapper>
\ No newline at end of file
diff --git a/src/main/resources/mapper/WorkerMapper.xml b/src/main/resources/mapper/WorkerMapper.xml
new file mode 100644
index 0000000..a7d2419
--- /dev/null
+++ b/src/main/resources/mapper/WorkerMapper.xml
@@ -0,0 +1,177 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
+<mapper namespace="cn.mafangui.hotel.mapper.WorkerMapper">
+  <resultMap id="BaseResultMap" type="cn.mafangui.hotel.entity.Worker">
+    <id column="worker_id" jdbcType="INTEGER" property="workerId" />
+    <result column="role" jdbcType="VARCHAR" property="role" />
+    <result column="username" jdbcType="VARCHAR" property="username" />
+    <result column="password" jdbcType="VARCHAR" property="password" />
+    <result column="name" jdbcType="VARCHAR" property="name" />
+    <result column="gender" jdbcType="CHAR" property="gender" />
+    <result column="phone" jdbcType="VARCHAR" property="phone" />
+    <result column="department" jdbcType="INTEGER" property="department" />
+    <result column="email" jdbcType="VARCHAR" property="email" />
+    <result column="address" jdbcType="VARCHAR" property="address" />
+    <result column="create_time" jdbcType="TIMESTAMP" property="createTime" />
+    <result column="update_time" jdbcType="TIMESTAMP" property="updateTime" />
+  </resultMap>
+  <sql id="Base_Column_List">
+    worker_id, role, username, password, name, gender, phone, department, email, address, 
+    create_time, update_time
+  </sql>
+  <select id="selectByPrimaryKey" parameterType="java.lang.Integer" resultMap="BaseResultMap">
+    select 
+    <include refid="Base_Column_List" />
+    from worker_info
+    where worker_id = #{workerId,jdbcType=INTEGER}
+  </select>
+  <delete id="deleteByPrimaryKey" parameterType="java.lang.Integer">
+    delete from worker_info
+    where worker_id = #{workerId,jdbcType=INTEGER}
+  </delete>
+  <insert id="insert" parameterType="cn.mafangui.hotel.entity.Worker">
+    insert into worker_info (worker_id, role, username, 
+      password, name, gender, 
+      phone, department, email, 
+      address, create_time, update_time
+      )
+    values (#{workerId,jdbcType=INTEGER}, #{role,jdbcType=VARCHAR}, #{username,jdbcType=VARCHAR}, 
+      #{password,jdbcType=VARCHAR}, #{name,jdbcType=VARCHAR}, #{gender,jdbcType=CHAR}, 
+      #{phone,jdbcType=VARCHAR}, #{department,jdbcType=INTEGER}, #{email,jdbcType=VARCHAR}, 
+      #{address,jdbcType=VARCHAR}, #{createTime,jdbcType=TIMESTAMP}, #{updateTime,jdbcType=TIMESTAMP}
+      )
+  </insert>
+  <insert id="insertSelective" parameterType="cn.mafangui.hotel.entity.Worker">
+    insert into worker_info
+    <trim prefix="(" suffix=")" suffixOverrides=",">
+      <if test="workerId != null">
+        worker_id,
+      </if>
+      <if test="role != null">
+        role,
+      </if>
+      <if test="username != null">
+        username,
+      </if>
+      <if test="password != null">
+        password,
+      </if>
+      <if test="name != null">
+        name,
+      </if>
+      <if test="gender != null">
+        gender,
+      </if>
+      <if test="phone != null">
+        phone,
+      </if>
+      <if test="department != null">
+        department,
+      </if>
+      <if test="email != null">
+        email,
+      </if>
+      <if test="address != null">
+        address,
+      </if>
+      <if test="createTime != null">
+        create_time,
+      </if>
+      <if test="updateTime != null">
+        update_time,
+      </if>
+    </trim>
+    <trim prefix="values (" suffix=")" suffixOverrides=",">
+      <if test="workerId != null">
+        #{workerId,jdbcType=INTEGER},
+      </if>
+      <if test="role != null">
+        #{role,jdbcType=VARCHAR},
+      </if>
+      <if test="username != null">
+        #{username,jdbcType=VARCHAR},
+      </if>
+      <if test="password != null">
+        #{password,jdbcType=VARCHAR},
+      </if>
+      <if test="name != null">
+        #{name,jdbcType=VARCHAR},
+      </if>
+      <if test="gender != null">
+        #{gender,jdbcType=CHAR},
+      </if>
+      <if test="phone != null">
+        #{phone,jdbcType=VARCHAR},
+      </if>
+      <if test="department != null">
+        #{department,jdbcType=INTEGER},
+      </if>
+      <if test="email != null">
+        #{email,jdbcType=VARCHAR},
+      </if>
+      <if test="address != null">
+        #{address,jdbcType=VARCHAR},
+      </if>
+      <if test="createTime != null">
+        #{createTime,jdbcType=TIMESTAMP},
+      </if>
+      <if test="updateTime != null">
+        #{updateTime,jdbcType=TIMESTAMP},
+      </if>
+    </trim>
+  </insert>
+  <update id="updateByPrimaryKeySelective" parameterType="cn.mafangui.hotel.entity.Worker">
+    update worker_info
+    <set>
+      <if test="role != null">
+        role = #{role,jdbcType=VARCHAR},
+      </if>
+      <if test="username != null">
+        username = #{username,jdbcType=VARCHAR},
+      </if>
+      <if test="password != null">
+        password = #{password,jdbcType=VARCHAR},
+      </if>
+      <if test="name != null">
+        name = #{name,jdbcType=VARCHAR},
+      </if>
+      <if test="gender != null">
+        gender = #{gender,jdbcType=CHAR},
+      </if>
+      <if test="phone != null">
+        phone = #{phone,jdbcType=VARCHAR},
+      </if>
+      <if test="department != null">
+        department = #{department,jdbcType=INTEGER},
+      </if>
+      <if test="email != null">
+        email = #{email,jdbcType=VARCHAR},
+      </if>
+      <if test="address != null">
+        address = #{address,jdbcType=VARCHAR},
+      </if>
+      <if test="createTime != null">
+        create_time = #{createTime,jdbcType=TIMESTAMP},
+      </if>
+      <if test="updateTime != null">
+        update_time = #{updateTime,jdbcType=TIMESTAMP},
+      </if>
+    </set>
+    where worker_id = #{workerId,jdbcType=INTEGER}
+  </update>
+  <update id="updateByPrimaryKey" parameterType="cn.mafangui.hotel.entity.Worker">
+    update worker_info
+    set role = #{role,jdbcType=VARCHAR},
+      username = #{username,jdbcType=VARCHAR},
+      password = #{password,jdbcType=VARCHAR},
+      name = #{name,jdbcType=VARCHAR},
+      gender = #{gender,jdbcType=CHAR},
+      phone = #{phone,jdbcType=VARCHAR},
+      department = #{department,jdbcType=INTEGER},
+      email = #{email,jdbcType=VARCHAR},
+      address = #{address,jdbcType=VARCHAR},
+      create_time = #{createTime,jdbcType=TIMESTAMP},
+      update_time = #{updateTime,jdbcType=TIMESTAMP}
+    where worker_id = #{workerId,jdbcType=INTEGER}
+  </update>
+</mapper>
\ No newline at end of file