diff --git a/doc/doc-server/src/main/java/cn/axzo/nanopart/doc/file/index/IndexManager.java b/doc/doc-server/src/main/java/cn/axzo/nanopart/doc/file/index/IndexManager.java
index 2146f882..c1e69f23 100644
--- a/doc/doc-server/src/main/java/cn/axzo/nanopart/doc/file/index/IndexManager.java
+++ b/doc/doc-server/src/main/java/cn/axzo/nanopart/doc/file/index/IndexManager.java
@@ -150,6 +150,12 @@ public class IndexManager {
 		return subtree;
 	}
 
+	public CopiedOssFiles copySubtreeOssFiles(IndexNode srcNode) {
+		BizAssertions.assertFalse(TransactionSynchronizationManager.isActualTransactionActive(), "不能在事务中使用");
+		List<String> ossFileKeys = indexNodeDao.collectValidSubtreeFileOssKeys(srcNode);
+		return new CopiedOssFiles(ossClient.copy(ossFileKeys));
+	}
+
 	/**
 	 * 如果destParent为空, 则拷贝到根目录下
 	 */
@@ -168,12 +174,6 @@ public class IndexManager {
 		});
 	}
 
-	public CopiedOssFiles copySubtreeOssFiles(IndexNode srcNode) {
-		BizAssertions.assertFalse(TransactionSynchronizationManager.isActualTransactionActive(), "不能在事务中使用");
-		List<String> ossFileKeys = indexNodeDao.collectValidSubtreeFileOssKeys(srcNode);
-		return new CopiedOssFiles(ossClient.copy(ossFileKeys));
-	}
-
 	/**
 	 * 如果destParent为空, 则移动到根目录下
 	 */