diff --git a/Westdc/File/Upload.php b/Westdc/File/Upload.php
index bd5ee6a..052179c 100644
--- a/Westdc/File/Upload.php
+++ b/Westdc/File/Upload.php
@@ -22,6 +22,7 @@ class Upload extends AbstractEventManager implements ServiceManagerAwareInterfac
     private $fileName = "";
     private $config;
 
+    //日期路径模式
     const DATETIME_MODEL_YMD = "Y/M/D/";
     const DATETIME_MODEL_YM = "Y/M/";
     const DATETIME_MODEL_Y = "Y/";
@@ -44,7 +45,20 @@ class Upload extends AbstractEventManager implements ServiceManagerAwareInterfac
         $this->config = $configService->get('file.php');
     }
 
+    public function __invoke($files,$rootDir = "",$childDir = "",$fileName = "",$dateDirModel = self::DATETIME_MODEL_YMD)
+    {
+        $this->upload($files,$rootDir,$childDir,$fileName,$dateDirModel);
+    }
 
+    /**
+     * 上传文件
+     * @param $files                    上传文件的信息 e.g.$_FILE['fileData']
+     * @param string $rootDir           文件存储的根路径(磁盘物理路径)，如果没有设置则从 config/autoload/file.php 中读取 upload 配置
+     * @param string $childDir          根路径中的下一级路径,默认为空
+     * @param string $fileName          新文件的文件名，如果不指定则设置为新的UUID
+     * @param string $dateDirModel      年月日目录模式，如果设为 false 则存储时不添加年月日路径，年月日路径在子文件夹中创建,unix和linux中需要开启上传目录的权限，否则无法创建文件夹
+     * @return array
+     */
     public function upload($files,$rootDir = "",$childDir = "",$fileName = "",$dateDirModel = self::DATETIME_MODEL_YMD)
     {
         if (empty($files) !== false) {
diff --git a/Westdc/Reference/Reference.php b/Westdc/Reference/Reference.php
index a576692..e0098de 100644
--- a/Westdc/Reference/Reference.php
+++ b/Westdc/Reference/Reference.php
@@ -111,8 +111,8 @@ class Reference extends AbstractEventManager implements ServiceManagerAwareInter
         $configService = $this->serviceManager->get('ConfigService');
         $appConfig = $configService->get('application.ini');
 
-		$fileService = $this->serviceManager->get('File/Upload');
-		$file_info = $fileService->upload($file,$appConfig['reference_save_path'],"","",$fileService::DATETIME_MODEL_Y);
+		$fileUploadService = $this->serviceManager->get('File/Upload');
+		$file_info = $fileUploadService($file,$appConfig['reference_save_path'],"","",$fileUploadService::DATETIME_MODEL_Y);
 		
 		if(isset($file_info['error']) && !empty($file_info['error']))
 		{