修复漏洞——文件为空时（敏感词模板下载）

ruoyi-bussiness/src/main/java/com/ruoyi/cms/controller/cms/SensitiveWordDataController.java

@@ -159,21 +159,27 @@ public class SensitiveWordDataController extends BaseController {
         response.setHeader("Pragma", "public");
         response.setHeader("Cache-Control", "max-age=0");
         InputStream in = null;
+        OutputStream ou =null;
         try {
             in = new FileInputStream(url);
-        } catch (FileNotFoundException e1) {
+            ou = response.getOutputStream();
-            resMsg = "文件未找到";
-            e1.printStackTrace();
-            response.getWriter().write(resMsg + ":" + name);
-        }
-        OutputStream ou = response.getOutputStream();
             byte[] buffer = new byte[1024];
             int i = -1;
             while ((i = in.read(buffer)) != -1) {
                 ou.write(buffer, 0, i);
             }
             ou.flush();
+        } catch (FileNotFoundException e1) {
+            resMsg = "文件未找到";
+            e1.printStackTrace();
+            response.getWriter().write(resMsg + ":" + name);
+        }finally {
+            if (ou != null) {
                 ou.close();
+            }
+            if (in != null) {
                 in.close();
             }
         }
+    }
+}