diff --git a/kernel-d-seata/seata-demo-order/src/main/java/cn/stylefeng/roses/kernel/seata/order/controller/OrderController.java b/kernel-d-seata/seata-demo-order/src/main/java/cn/stylefeng/roses/kernel/seata/order/controller/OrderController.java
index 3921eb149..90ac2e467 100644
--- a/kernel-d-seata/seata-demo-order/src/main/java/cn/stylefeng/roses/kernel/seata/order/controller/OrderController.java
+++ b/kernel-d-seata/seata-demo-order/src/main/java/cn/stylefeng/roses/kernel/seata/order/controller/OrderController.java
@@ -3,6 +3,7 @@ package cn.stylefeng.roses.kernel.seata.order.controller;
 import cn.stylefeng.roses.kernel.seata.order.entity.Order;
 import cn.stylefeng.roses.kernel.seata.order.service.OrderService;
 import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RequestParam;
 
 import javax.annotation.Resource;
 
@@ -24,8 +25,8 @@ public class OrderController {
      * @date 2021/4/20 20:11
      */
     @GetMapping("/create")
-    public Order create(String userId, String commodityCode, int orderCount) {
-        return orderService.create(userId, commodityCode, orderCount);
+    public Order create(@RequestParam("userId") String userId, @RequestParam("commodityCode") String commodityCode, @RequestParam("orderCount") Integer orderCount){
+        return orderService.create(userId,commodityCode,orderCount);
     }
 
 }
diff --git a/kernel-d-seata/seata-demo-order/src/main/java/cn/stylefeng/roses/kernel/seata/order/entity/Order.java b/kernel-d-seata/seata-demo-order/src/main/java/cn/stylefeng/roses/kernel/seata/order/entity/Order.java
index 36ecb95cf..50878eac0 100644
--- a/kernel-d-seata/seata-demo-order/src/main/java/cn/stylefeng/roses/kernel/seata/order/entity/Order.java
+++ b/kernel-d-seata/seata-demo-order/src/main/java/cn/stylefeng/roses/kernel/seata/order/entity/Order.java
@@ -3,19 +3,72 @@ package cn.stylefeng.roses.kernel.seata.order.entity;
 import java.io.Serializable;
 import java.util.Date;
 
+/**
+ * 订单 实体类
+ *
+ * @author wangyl
+ * @date 2021/04/21 08:33
+ */
 public class Order implements Serializable {
 
+    /**
+     * 订单ID
+     */
     private Long orderId;
+
+    /**
+     * 商品ID
+     */
     private Long productId;
+
+    /**
+     * 用户ID
+     */
     private Long userId;
+
+    /**
+     * 商品单价
+     */
     private Integer prodPrice;
+
+    /**
+     * 商品数量
+     */
     private Integer prodNumber;
+
+    /**
+     * 总价
+     */
     private Integer totalAmount;
+
+    /**
+     * 支付状态:1待支付,2已支付,3支付失败,已取消
+     */
     private Integer payStatus;
+
+    /**
+     * 创建者
+     */
     private Long createUser;
+
+    /**
+     * 创建时间
+     */
     private Date createTime;
+
+    /**
+     * 更新者
+     */
     private Long updateUser;
+
+    /**
+     * 更新时间
+     */
     private Date updateTime;
+
+    /**
+     * 备注
+     */
     private String remark;
 
     public Long getOrderId() {
diff --git a/kernel-d-seata/seata-demo-order/src/main/java/cn/stylefeng/roses/kernel/seata/order/mapper/OrderMapper.java b/kernel-d-seata/seata-demo-order/src/main/java/cn/stylefeng/roses/kernel/seata/order/mapper/OrderMapper.java
index edd600268..32403d505 100644
--- a/kernel-d-seata/seata-demo-order/src/main/java/cn/stylefeng/roses/kernel/seata/order/mapper/OrderMapper.java
+++ b/kernel-d-seata/seata-demo-order/src/main/java/cn/stylefeng/roses/kernel/seata/order/mapper/OrderMapper.java
@@ -3,14 +3,24 @@ package cn.stylefeng.roses.kernel.seata.order.mapper;
 import cn.stylefeng.roses.kernel.seata.order.entity.Order;
 
 /**
- * 数据层
+ * 订单 数据层
  *
  * @author wangyl
+ * @date 2021/04/21 08:33
  */
 public interface OrderMapper {
 
+    /**
+     * 新增订单
+     * @param order 订单
+     */
     void insertOrder(Order order);
 
+    /**
+     * 根据ID查询订单
+     * @param orderId 订单ID
+     * @return
+     */
     Order selectById(Long orderId);
 
 }
diff --git a/kernel-d-seata/seata-demo-order/src/main/java/cn/stylefeng/roses/kernel/seata/order/mapper/mapping/OrderMapper.xml b/kernel-d-seata/seata-demo-order/src/main/java/cn/stylefeng/roses/kernel/seata/order/mapper/mapping/OrderMapper.xml
index 192054e36..facf0f35e 100644
--- a/kernel-d-seata/seata-demo-order/src/main/java/cn/stylefeng/roses/kernel/seata/order/mapper/mapping/OrderMapper.xml
+++ b/kernel-d-seata/seata-demo-order/src/main/java/cn/stylefeng/roses/kernel/seata/order/mapper/mapping/OrderMapper.xml
@@ -2,6 +2,7 @@
 <!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
 <mapper namespace="cn.stylefeng.roses.kernel.seata.order.mapper.OrderMapper">
 
+  <!-- 新增订单 -->
   <insert id="insertOrder" parameterType="cn.stylefeng.roses.kernel.seata.order.entity.Order">
     insert into order(
 		<if test="productId != null and productId != ''">product_id,</if>
@@ -30,6 +31,7 @@
 	)
   </insert>
 
+  <!-- 根据ID查询订单 -->
   <select id="selectById" resultType="cn.stylefeng.roses.kernel.seata.order.entity.Order">
     select * from order
     where order_id = #{orderId}
diff --git a/kernel-d-seata/seata-demo-order/src/main/java/cn/stylefeng/roses/kernel/seata/order/service/OrderService.java b/kernel-d-seata/seata-demo-order/src/main/java/cn/stylefeng/roses/kernel/seata/order/service/OrderService.java
index 78d2f299c..9c114029b 100644
--- a/kernel-d-seata/seata-demo-order/src/main/java/cn/stylefeng/roses/kernel/seata/order/service/OrderService.java
+++ b/kernel-d-seata/seata-demo-order/src/main/java/cn/stylefeng/roses/kernel/seata/order/service/OrderService.java
@@ -2,8 +2,21 @@ package cn.stylefeng.roses.kernel.seata.order.service;
 
 import cn.stylefeng.roses.kernel.seata.order.entity.Order;
 
+/**
+ * 订单 业务层
+ *
+ * @author wangyl
+ * @date 2021/04/21 08:33
+ */
 public interface OrderService {
 
+    /**
+     * 创建订单
+     * @param userId 用户ID
+     * @param commodityCode 商品编码
+     * @param orderCount 购买数量
+     * @return
+     */
     Order create(String userId, String commodityCode, int orderCount);
 
 }
diff --git a/kernel-d-seata/seata-demo-order/src/main/java/cn/stylefeng/roses/kernel/seata/order/service/impl/OrderServiceImpl.java b/kernel-d-seata/seata-demo-order/src/main/java/cn/stylefeng/roses/kernel/seata/order/service/impl/OrderServiceImpl.java
index 90ef8510e..c91720195 100644
--- a/kernel-d-seata/seata-demo-order/src/main/java/cn/stylefeng/roses/kernel/seata/order/service/impl/OrderServiceImpl.java
+++ b/kernel-d-seata/seata-demo-order/src/main/java/cn/stylefeng/roses/kernel/seata/order/service/impl/OrderServiceImpl.java
@@ -6,24 +6,32 @@ import cn.stylefeng.roses.kernel.seata.order.entity.Order;
 import cn.stylefeng.roses.kernel.seata.order.mapper.OrderMapper;
 import cn.stylefeng.roses.kernel.seata.order.service.OrderService;
 import io.seata.spring.annotation.GlobalTransactional;
-import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
 
+import javax.annotation.Resource;
+
+/**
+ * 订单 业务层
+ *
+ * @author wangyl
+ * @date 2021/04/21 08:33
+ */
 @Service
 public class OrderServiceImpl implements OrderService {
 
-    @Autowired
+    @Resource
     private StorageConsumer storageConsumer;
-    @Autowired
+    @Resource
     private WalletConsumer walletConsumer;
-    @Autowired
+    @Resource
     private OrderMapper orderMapper;
 
     /**
-     * 分布式事务跨库操作，起始位置，使用@GlobalTransactional注解修饰
-     * @param userId
-     * @param commodityCode
-     * @param orderCount
+     * 分布式事务跨库操作
+     * @param userId 用户ID
+     * @param commodityCode 商品编码
+     * @param orderCount 购买数量
+     * @GlobalTransactional 修饰分布式事务起始方法
      * @return
      */
     @GlobalTransactional(rollbackFor = Exception.class)
diff --git a/kernel-d-seata/seata-demo-storage-api/src/main/java/cn/stylefeng/roses/kernel/seata/api/StorageApi.java b/kernel-d-seata/seata-demo-storage-api/src/main/java/cn/stylefeng/roses/kernel/seata/api/StorageApi.java
index b8f63626d..637e56f62 100644
--- a/kernel-d-seata/seata-demo-storage-api/src/main/java/cn/stylefeng/roses/kernel/seata/api/StorageApi.java
+++ b/kernel-d-seata/seata-demo-storage-api/src/main/java/cn/stylefeng/roses/kernel/seata/api/StorageApi.java
@@ -10,7 +10,9 @@ public interface StorageApi {
 
     /**
      * 扣除存储数量
+     * @param commodityCode 商品编码
+     * @param count 购买数量
      */
-    void deduct(String commodityCode, int count);
+    void deduct(String commodityCode, Integer count);
 
 }
diff --git a/kernel-d-seata/seata-demo-wallet-api/src/main/java/cn/stylefeng/roses/kernel/seata/wallet/api/WalletApi.java b/kernel-d-seata/seata-demo-wallet-api/src/main/java/cn/stylefeng/roses/kernel/seata/wallet/api/WalletApi.java
index d4850496a..a5abff565 100644
--- a/kernel-d-seata/seata-demo-wallet-api/src/main/java/cn/stylefeng/roses/kernel/seata/wallet/api/WalletApi.java
+++ b/kernel-d-seata/seata-demo-wallet-api/src/main/java/cn/stylefeng/roses/kernel/seata/wallet/api/WalletApi.java
@@ -9,8 +9,10 @@ package cn.stylefeng.roses.kernel.seata.wallet.api;
 public interface WalletApi {
 
     /**
-     * 从用户账户中借出
+     * 从用户账户中扣除余额
+     * @param userId 用户ID
+     * @param money 消费金额
      */
-    void debit(String userId, int money);
+    void debit(String userId, Integer money);
 
 }