diff --git a/sky-pojo/src/main/java/com/sky/dto/CategoryPageQueryDTO.java b/sky-pojo/src/main/java/com/sky/dto/CategoryPageQueryDTO.java
index 0e0cf95..70dc469 100644
--- a/sky-pojo/src/main/java/com/sky/dto/CategoryPageQueryDTO.java
+++ b/sky-pojo/src/main/java/com/sky/dto/CategoryPageQueryDTO.java
@@ -6,17 +6,8 @@ import java.io.Serializable;
 
 @Data
 public class CategoryPageQueryDTO implements Serializable {
-
-    //页码
-    private int page;
-
-    //每页记录数
-    private int pageSize;
-
-    //分类名称
-    private String name;
-
-    //分类类型 1菜品分类  2套餐分类
-    private Integer type;
-
+    private int page;// 页码
+    private int pageSize;// 每页记录数
+    private String name;// 分类名称
+    private Integer type;//分类类型 1菜品分类  2套餐分类
 }
diff --git a/sky-server/src/main/java/com/sky/controller/admin/CategoryController.java b/sky-server/src/main/java/com/sky/controller/admin/CategoryController.java
index 3ed6cc9..84e49f6 100644
--- a/sky-server/src/main/java/com/sky/controller/admin/CategoryController.java
+++ b/sky-server/src/main/java/com/sky/controller/admin/CategoryController.java
@@ -6,11 +6,12 @@ import com.sky.entity.Category;
 import com.sky.result.PageResult;
 import com.sky.result.Result;
 import com.sky.service.CategoryService;
-import io.swagger.annotations.Api;
 import io.swagger.annotations.ApiOperation;
+import io.swagger.v3.oas.annotations.tags.Tag;
 import lombok.extern.slf4j.Slf4j;
-import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.web.bind.annotation.*;
+
+import javax.annotation.Resource;
 import java.util.List;
 
 /**
@@ -18,19 +19,19 @@ import java.util.List;
  */
 @RestController
 @RequestMapping("/admin/category")
-@Api(tags = "分类相关接口")
+@Tag(name = "分类相关接口")
 @Slf4j
 public class CategoryController {
 
-    @Autowired
+    @Resource
     private CategoryService categoryService;
 
     /**
      * 新增分类
-     * @param categoryDTO
-     * @return
+     * @param categoryDTO CategoryDTO
+     * @return Result<String>
      */
-    @PostMapping
+    @PostMapping("")
     @ApiOperation("新增分类")
     public Result<String> save(@RequestBody CategoryDTO categoryDTO){
         log.info("新增分类：{}", categoryDTO);
@@ -40,8 +41,8 @@ public class CategoryController {
 
     /**
      * 分类分页查询
-     * @param categoryPageQueryDTO
-     * @return
+     * @param categoryPageQueryDTO CategoryPageQueryDTO
+     * @return Result<PageResult>
      */
     @GetMapping("/page")
     @ApiOperation("分类分页查询")
@@ -53,8 +54,8 @@ public class CategoryController {
 
     /**
      * 删除分类
-     * @param id
-     * @return
+     * @param id Long
+     * @return Result<String>
      */
     @DeleteMapping
     @ApiOperation("删除分类")
@@ -66,8 +67,8 @@ public class CategoryController {
 
     /**
      * 修改分类
-     * @param categoryDTO
-     * @return
+     * @param categoryDTO CategoryDTO
+     * @return Result<String>
      */
     @PutMapping
     @ApiOperation("修改分类")
@@ -78,9 +79,9 @@ public class CategoryController {
 
     /**
      * 启用、禁用分类
-     * @param status
-     * @param id
-     * @return
+     * @param status Integer
+     * @param id Long
+     * @return Result<String>
      */
     @PostMapping("/status/{status}")
     @ApiOperation("启用禁用分类")
@@ -91,8 +92,8 @@ public class CategoryController {
 
     /**
      * 根据类型查询分类
-     * @param type
-     * @return
+     * @param type Integer
+     * @return Result<List<Category>>
      */
     @GetMapping("/list")
     @ApiOperation("根据类型查询分类")
diff --git a/sky-server/src/main/java/com/sky/mapper/CategoryMapper.java b/sky-server/src/main/java/com/sky/mapper/CategoryMapper.java
index 56a34fd..e15b4dd 100644
--- a/sky-server/src/main/java/com/sky/mapper/CategoryMapper.java
+++ b/sky-server/src/main/java/com/sky/mapper/CategoryMapper.java
@@ -14,37 +14,33 @@ public interface CategoryMapper {
 
     /**
      * 插入数据
-     * @param category
+     * @param category Category
      */
-    @Insert("insert into category(type, name, sort, status, create_time, update_time, create_user, update_user)" +
-            " VALUES" +
-            " (#{type}, #{name}, #{sort}, #{status}, #{createTime}, #{updateTime}, #{createUser}, #{updateUser})")
     void insert(Category category);
 
     /**
      * 分页查询
-     * @param categoryPageQueryDTO
-     * @return
+     * @param categoryPageQueryDTO CategoryPageQueryDTO
+     * @return Page<Category>
      */
     Page<Category> pageQuery(CategoryPageQueryDTO categoryPageQueryDTO);
 
     /**
      * 根据id删除分类
-     * @param id
+     * @param id Long
      */
-    @Delete("delete from category where id = #{id}")
     void deleteById(Long id);
 
     /**
      * 根据id修改分类
-     * @param category
+     * @param category Category
      */
     void update(Category category);
 
     /**
      * 根据类型查询分类
-     * @param type
-     * @return
+     * @param type Integer
+     * @return List<Category>
      */
     List<Category> list(Integer type);
 }
diff --git a/sky-server/src/main/java/com/sky/mapper/DishMapper.java b/sky-server/src/main/java/com/sky/mapper/DishMapper.java
index f37970f..755b2ea 100644
--- a/sky-server/src/main/java/com/sky/mapper/DishMapper.java
+++ b/sky-server/src/main/java/com/sky/mapper/DishMapper.java
@@ -11,7 +11,5 @@ public interface DishMapper {
      * @param categoryId Long
      * @return Integer
      */
-    @Select("select count(id) from dish where category_id = #{categoryId}")
     Integer countByCategoryId(Long categoryId);
-
 }
diff --git a/sky-server/src/main/java/com/sky/mapper/EmployeeMapper.java b/sky-server/src/main/java/com/sky/mapper/EmployeeMapper.java
index bc33876..cc20bcf 100644
--- a/sky-server/src/main/java/com/sky/mapper/EmployeeMapper.java
+++ b/sky-server/src/main/java/com/sky/mapper/EmployeeMapper.java
@@ -13,10 +13,9 @@ public interface EmployeeMapper {
     /**
      * 根据用户名查询员工
      *
-     * @param username
-     * @return
+     * @param username String
+     * @return Employee
      */
-    @Select("select * from employee where username = #{username}")
     Employee getByUsername(String username);
 
     /**
diff --git a/sky-server/src/main/java/com/sky/mapper/SetmealMapper.java b/sky-server/src/main/java/com/sky/mapper/SetmealMapper.java
index 03cfee7..d819885 100644
--- a/sky-server/src/main/java/com/sky/mapper/SetmealMapper.java
+++ b/sky-server/src/main/java/com/sky/mapper/SetmealMapper.java
@@ -8,10 +8,8 @@ public interface SetmealMapper {
 
     /**
      * 根据分类id查询套餐的数量
-     * @param id
-     * @return
+     * @param id Long
+     * @return Integer
      */
-    @Select("select count(id) from setmeal where category_id = #{categoryId}")
     Integer countByCategoryId(Long id);
-
 }
diff --git a/sky-server/src/main/java/com/sky/service/CategoryService.java b/sky-server/src/main/java/com/sky/service/CategoryService.java
index 85ecfd1..d0d9978 100644
--- a/sky-server/src/main/java/com/sky/service/CategoryService.java
+++ b/sky-server/src/main/java/com/sky/service/CategoryService.java
@@ -10,40 +10,40 @@ public interface CategoryService {
 
     /**
      * 新增分类
-     * @param categoryDTO
+     * @param categoryDTO CategoryDTO
      */
     void save(CategoryDTO categoryDTO);
 
     /**
      * 分页查询
-     * @param categoryPageQueryDTO
-     * @return
+     * @param categoryPageQueryDTO CategoryPageQueryDTO
+     * @return PageResult
      */
     PageResult pageQuery(CategoryPageQueryDTO categoryPageQueryDTO);
 
     /**
      * 根据id删除分类
-     * @param id
+     * @param id Long
      */
     void deleteById(Long id);
 
     /**
      * 修改分类
-     * @param categoryDTO
+     * @param categoryDTO CategoryDTO
      */
     void update(CategoryDTO categoryDTO);
 
     /**
      * 启用、禁用分类
-     * @param status
-     * @param id
+     * @param status Integer
+     * @param id Long
      */
     void startOrStop(Integer status, Long id);
 
     /**
      * 根据类型查询分类
-     * @param type
-     * @return
+     * @param type Integer
+     * @return List<Category>
      */
     List<Category> list(Integer type);
 }
diff --git a/sky-server/src/main/java/com/sky/service/impl/CategoryServiceImpl.java b/sky-server/src/main/java/com/sky/service/impl/CategoryServiceImpl.java
index 1c98f80..dd60f32 100644
--- a/sky-server/src/main/java/com/sky/service/impl/CategoryServiceImpl.java
+++ b/sky-server/src/main/java/com/sky/service/impl/CategoryServiceImpl.java
@@ -18,26 +18,26 @@ import lombok.extern.slf4j.Slf4j;
 import org.springframework.beans.BeanUtils;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
+
+import javax.annotation.Resource;
 import java.time.LocalDateTime;
 import java.util.List;
 
-/**
- * 分类业务层
- */
+// 分类业务层
 @Service
 @Slf4j
 public class CategoryServiceImpl implements CategoryService {
 
-    @Autowired
+    @Resource
     private CategoryMapper categoryMapper;
-    @Autowired
+    @Resource
     private DishMapper dishMapper;
-    @Autowired
+    @Resource
     private SetmealMapper setmealMapper;
 
     /**
      * 新增分类
-     * @param categoryDTO
+     * @param categoryDTO CategoryDTO
      */
     public void save(CategoryDTO categoryDTO) {
         Category category = new Category();
@@ -58,8 +58,8 @@ public class CategoryServiceImpl implements CategoryService {
 
     /**
      * 分页查询
-     * @param categoryPageQueryDTO
-     * @return
+     * @param categoryPageQueryDTO CategoryPageQueryDTO
+     * @return PageResult
      */
     public PageResult pageQuery(CategoryPageQueryDTO categoryPageQueryDTO) {
         PageHelper.startPage(categoryPageQueryDTO.getPage(),categoryPageQueryDTO.getPageSize());
@@ -70,7 +70,7 @@ public class CategoryServiceImpl implements CategoryService {
 
     /**
      * 根据id删除分类
-     * @param id
+     * @param id Long
      */
     public void deleteById(Long id) {
         //查询当前分类是否关联了菜品，如果关联了就抛出业务异常
@@ -93,7 +93,7 @@ public class CategoryServiceImpl implements CategoryService {
 
     /**
      * 修改分类
-     * @param categoryDTO
+     * @param categoryDTO CategoryDTO
      */
     public void update(CategoryDTO categoryDTO) {
         Category category = new Category();
@@ -108,8 +108,8 @@ public class CategoryServiceImpl implements CategoryService {
 
     /**
      * 启用、禁用分类
-     * @param status
-     * @param id
+     * @param status Integer
+     * @param id Long
      */
     public void startOrStop(Integer status, Long id) {
         Category category = Category.builder()
@@ -123,8 +123,8 @@ public class CategoryServiceImpl implements CategoryService {
 
     /**
      * 根据类型查询分类
-     * @param type
-     * @return
+     * @param type Integer
+     * @return List<Category>
      */
     public List<Category> list(Integer type) {
         return categoryMapper.list(type);
diff --git a/sky-server/src/main/resources/mapper/CategoryMapper.xml b/sky-server/src/main/resources/mapper/CategoryMapper.xml
index deee331..c944b21 100644
--- a/sky-server/src/main/resources/mapper/CategoryMapper.xml
+++ b/sky-server/src/main/resources/mapper/CategoryMapper.xml
@@ -3,6 +3,20 @@
         "http://mybatis.org/dtd/mybatis-3-mapper.dtd" >
 <mapper namespace="com.sky.mapper.CategoryMapper">
 
+    <!-- 插入数据 -->
+    <insert id="insert">
+        insert into category(type, name, sort, status, create_time, update_time, create_user, update_user)
+        VALUES (#{type}, #{name}, #{sort}, #{status}, #{createTime}, #{updateTime}, #{createUser}, #{updateUser})
+    </insert>
+
+    <!-- 根据id删除分类 -->
+    <delete id="deleteById">
+        delete
+        from category
+        where id = #{id}
+    </delete>
+
+    <!-- 分页查询 -->
     <select id="pageQuery" resultType="com.sky.entity.Category">
         select * from category
         <where>
@@ -16,6 +30,7 @@
         order by sort asc , create_time desc
     </select>
 
+    <!-- 根据id修改分类 -->
     <update id="update" parameterType="Category">
         update category
         <set>
@@ -41,6 +56,7 @@
         where id = #{id}
     </update>
 
+    <!-- 根据类型查询分类 -->
     <select id="list" resultType="Category">
         select * from category
         where status = 1
diff --git a/sky-server/src/main/resources/mapper/DishMapper.xml b/sky-server/src/main/resources/mapper/DishMapper.xml
new file mode 100644
index 0000000..e0fbb8b
--- /dev/null
+++ b/sky-server/src/main/resources/mapper/DishMapper.xml
@@ -0,0 +1,10 @@
+<?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="com.sky.mapper.DishMapper">
+
+    <select id="countByCategoryId" resultType="java.lang.Integer">
+        select count(id)
+        from dish
+        where category_id = #{categoryId}
+    </select>
+</mapper>
diff --git a/sky-server/src/main/resources/mapper/EmployeeMapper.xml b/sky-server/src/main/resources/mapper/EmployeeMapper.xml
index aed8df4..6ccd764 100644
--- a/sky-server/src/main/resources/mapper/EmployeeMapper.xml
+++ b/sky-server/src/main/resources/mapper/EmployeeMapper.xml
@@ -63,4 +63,9 @@
         from employee
         where id = #{id};
     </select>
+
+    <!-- 根据用户名查询员工 -->
+    <select id="getByUsername" resultType="com.sky.entity.Employee">
+        select * from employee where username = #{username}
+    </select>
 </mapper>
diff --git a/sky-server/src/main/resources/mapper/SetmealMapper.xml b/sky-server/src/main/resources/mapper/SetmealMapper.xml
new file mode 100644
index 0000000..7744072
--- /dev/null
+++ b/sky-server/src/main/resources/mapper/SetmealMapper.xml
@@ -0,0 +1,11 @@
+<?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="com.sky.mapper.SetmealMapper">
+
+    <!-- 根据分类id查询套餐的数量 -->
+    <select id="countByCategoryId" resultType="java.lang.Integer">
+        select count(id)
+        from setmeal
+        where category_id = #{categoryId}
+    </select>
+</mapper>