diff --git a/swpu-spring-projects-boot/src/main/java/com/swpu/controller/SwpuUserController.java b/swpu-spring-projects-boot/src/main/java/com/swpu/controller/SwpuUserController.java
index ea6adc961bfbfe7b9be3f959c19fd3b6a964c813..8a516fedc30b4a9ffee299a9c3f8b5f6b20661a2 100644
--- a/swpu-spring-projects-boot/src/main/java/com/swpu/controller/SwpuUserController.java
+++ b/swpu-spring-projects-boot/src/main/java/com/swpu/controller/SwpuUserController.java
@@ -7,16 +7,93 @@ import org.springframework.web.bind.annotation.*;
 import javax.annotation.Resource;
 import java.util.List;
 
+/**
+ * @author wales
+ * <p>
+ * 用户表相关接口功能对外暴露
+ */
 @RestController
 @RequestMapping(value = "/swpu/user")
 public class SwpuUserController {
 
+    /**
+     * 自动帮助我们 new SwpuUserDao
+     */
     @Resource
     private SwpuUserDao swpuUserDao;
 
+    /**
+     * 查询用户表中的所有数据
+     *
+     * @return Object
+     */
     @GetMapping(value = "/findAll")
     public Object findAll() {
-        List<SwpuUserEntity> list =  swpuUserDao.findAll();
+        List<SwpuUserEntity> list = swpuUserDao.findAll();
         return list;
     }
+
+    /**
+     * <ul>
+     *     <li> 1. 传 一个一个的参数的时候 我们用 @RequestParam - 非对象化参数</li>
+     *     <li> 2. 传非 一个一个的参数的时候  我们用 @RequestBody - 对象化参数 </li>
+     * </ul>
+     *
+     * @param id id
+     * @return {@link Object}
+     */
+    @GetMapping(value = "/findById")
+    public Object findById(@RequestParam(value = "id") String id) {
+        return swpuUserDao.findById(id);
+    }
+
+    /**
+     * 增加
+     *
+     * @param swpuUserEntity {@link SwpuUserEntity}
+     * @return {@link Object}
+     */
+    @PostMapping(value = "/insert")
+    public Object insert(@RequestBody SwpuUserEntity swpuUserEntity) {
+        int flag = swpuUserDao.insert(swpuUserEntity);
+        if (flag > 0) {
+            return "插入成功: " + flag + " 条";
+        } else {
+            return "插入失败";
+        }
+    }
+
+    /**
+     * 更新操作
+     *
+     * @param swpuUserEntity {@link SwpuUserEntity}
+     * @return {@link Object}
+     */
+    @PutMapping(value = "/update")
+    public Object update(@RequestBody SwpuUserEntity swpuUserEntity) {
+        int flag = swpuUserDao.update(swpuUserEntity);
+        if (flag > 0) {
+            return "更新成功: " + flag + " 条";
+        } else {
+            return "更新失败";
+        }
+    }
+
+    /**
+     * Delete
+     *
+     * @param id id
+     * @return {@link Object}
+     */
+    @DeleteMapping(value = "/del")
+    public Object del(@RequestParam(value = "id") String id) {
+        int flag = swpuUserDao.delete(id);
+        if (flag > 0) {
+            return "删除成功: " + flag + " 条";
+        } else {
+            return "删除失败";
+        }
+    }
+
+
 }