diff --git a/designer-base/src/main/java/com/fr/design/file/FileOperationHelper.java b/designer-base/src/main/java/com/fr/design/file/FileOperationHelper.java
index 72d8df899e..2cf2ef9d19 100644
--- a/designer-base/src/main/java/com/fr/design/file/FileOperationHelper.java
+++ b/designer-base/src/main/java/com/fr/design/file/FileOperationHelper.java
@@ -79,16 +79,16 @@ public class FileOperationHelper {
     public boolean checkFreeOrLock(ExpandMutableTreeNode node, ArrayList<ExpandMutableTreeNode> dNodes, ArrayList<ExpandMutableTreeNode> lNodes) {
         // 自己没锁
         boolean selfEmptyLock = false;
-        boolean isDir = false;
+        boolean dir = false;
         Object userObj = node.getUserObject();
         if (userObj instanceof FileNode) {
             FileNode fileNode = (FileNode) userObj;
             String lock = fileNode.getLock();
             selfEmptyLock = lock == null || fileNode.getUserID().equals(lock);
-            isDir = fileNode.isDirectory();
+            dir = fileNode.isDirectory();
         }
 
-        if (!isDir) {
+        if (!dir) {
             if (selfEmptyLock) {
                 dNodes.add(node);
             } else {