diff --git a/ruoyi-admin/src/main/java/com/ruoyi/web/controller/common/CommonController.java b/ruoyi-admin/src/main/java/com/ruoyi/web/controller/common/CommonController.java
index 8628f3938..817798bae 100644
--- a/ruoyi-admin/src/main/java/com/ruoyi/web/controller/common/CommonController.java
+++ b/ruoyi-admin/src/main/java/com/ruoyi/web/controller/common/CommonController.java
@@ -48,7 +48,7 @@ public class CommonController
         {
             if (!FileUtils.isValidFilename(fileName))
             {
-                throw new Exception(StringUtils.format(" 文件名称({})非法，不允许下载。 ", fileName));
+                throw new Exception(StringUtils.format("文件名称({})非法，不允许下载。 ", fileName));
             }
             String realFileName = System.currentTimeMillis() + fileName.substring(fileName.indexOf("_") + 1);
             String filePath = Global.getDownloadPath() + fileName;
diff --git a/ruoyi-admin/src/main/resources/static/ruoyi/js/ry-ui.js b/ruoyi-admin/src/main/resources/static/ruoyi/js/ry-ui.js
index f9e6d211e..5d4a24589 100644
--- a/ruoyi-admin/src/main/resources/static/ruoyi/js/ry-ui.js
+++ b/ruoyi-admin/src/main/resources/static/ruoyi/js/ry-ui.js
@@ -1085,7 +1085,6 @@
         	notAllowLastLevel: function(_tree) {
     		    var nodes = _tree.getSelectedNodes();
     		    for (var i = 0; i < nodes.length; i++) {
-                    //if (nodes[i].level == nodes.length + 1)判断是否是最后层级节点该条件判定四级组织结构时失效，如下只需判定选择的节点：isParent == false即可 modify by weidu 2019-04-10
                     if (!nodes[i].isParent) {
     		    		$.modal.msgError("不能选择最后层级节点（" + nodes[i].name + "）");
     		            return false;
diff --git a/ruoyi-common/src/main/java/com/ruoyi/common/constant/Constants.java b/ruoyi-common/src/main/java/com/ruoyi/common/constant/Constants.java
index 9dd843c36..1a52c1f7f 100644
--- a/ruoyi-common/src/main/java/com/ruoyi/common/constant/Constants.java
+++ b/ruoyi-common/src/main/java/com/ruoyi/common/constant/Constants.java
@@ -40,25 +40,25 @@ public class Constants
     /**
      * 自动去除表前缀
      */
-    public static String AUTO_REOMVE_PRE = "true";
+    public static final String AUTO_REOMVE_PRE = "true";
 
     /**
      * 当前记录起始索引
      */
-    public static String PAGE_NUM = "pageNum";
+    public static final String PAGE_NUM = "pageNum";
 
     /**
      * 每页显示记录数
      */
-    public static String PAGE_SIZE = "pageSize";
+    public static final String PAGE_SIZE = "pageSize";
 
     /**
      * 排序列
      */
-    public static String ORDER_BY_COLUMN = "orderByColumn";
+    public static final String ORDER_BY_COLUMN = "orderByColumn";
 
     /**
      * 排序的方向 "desc" 或者 "asc".
      */
-    public static String IS_ASC = "isAsc";
+    public static final String IS_ASC = "isAsc";
 }