diff --git a/services/Category.php b/services/Category.php
index 84c838ca43d1be13961b3a9a57c77a4f44b70cbf..637a5d7baace0bf77fe3e338a38c3a84c50f4b48 100644
--- a/services/Category.php
+++ b/services/Category.php
@@ -27,7 +27,7 @@ class Category extends Service
      * $storagePrex , $storage , $storagePath 为找到当前的storage而设置的配置参数
      * 可以在配置中更改，更改后，就会通过容器注入的方式修改相应的配置值
      */
-    public $storage     = 'CategoryMysqldb';   //  CategoryMongodb | CategoryMysqldb  当前的storage，如果在config中配置，那么在初始化的时候会被注入修改
+    public $storage     = 'CategoryMongodb';   //  CategoryMongodb | CategoryMysqldb  当前的storage，如果在config中配置，那么在初始化的时候会被注入修改
 
     /**
      * 设置storage的path路径，
@@ -58,7 +58,22 @@ class Category extends Service
         }
         */
     }
-
+    // 动态更改为mongodb model
+    public function changeToMongoStorage()
+    {
+        $this->storage     = 'CategoryMongodb';
+        $currentService = $this->getStorageService($this);
+        $this->_category = new $currentService();
+    }
+    
+    // 动态更改为mongodb model
+    public function changeToMysqlStorage()
+    {
+        $this->storage     = 'CategoryMysqldb';
+        $currentService = $this->getStorageService($this);
+        $this->_category = new $currentService();
+    }
+    
     protected function actionGetCategoryEnableStatus()
     {
         return $this->_category->getCategoryEnableStatus();
@@ -140,21 +155,7 @@ class Category extends Service
     }
     
     
-    // 动态更改为mongodb model
-    public function changeToMongoStorage()
-    {
-        $this->storage     = 'CategoryMongodb';
-        $currentService = $this->getStorageService($this);
-        $this->_category = new $currentService();
-    }
     
-    // 动态更改为mongodb model
-    public function changeToMysqlStorage()
-    {
-        $this->storage     = 'CategoryMysqldb';
-        $currentService = $this->getStorageService($this);
-        $this->_category = new $currentService();
-    }
 
     /**
      *  得到分类的树数组。