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 2cd50a0f..bcae5ac1 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
@@ -54,13 +54,13 @@ public class IndexManager {
 
 	@BizTransactional
 	public IndexNode createDatabase(NodeCreate create) {
-		maybeEnsureChildNameNotUsed(create, IndexNodeType.DATABASE, true);
+		ensureChildNameNotUsed(create, IndexNodeType.DATABASE, true);
 		return indexSupport.createNode(create, IndexNodeType.DATABASE);
 	}
 
 	@BizTransactional
 	public IndexNode createDir(NodeCreate create) {
-		maybeEnsureChildNameNotUsed(create, IndexNodeType.DIRECTORY, true);
+		ensureChildNameNotUsed(create, IndexNodeType.DIRECTORY, true);
 		return indexSupport.createNode(create, IndexNodeType.DIRECTORY);
 	}
 
@@ -68,7 +68,7 @@ public class IndexManager {
 		BizAssertions.assertTrue(format.creatable(), "无法创建: {}", format.readableName());
 		BizAssertions.assertFalse(TransactionSynchronizationManager.isActualTransactionActive(), "不能在事务中使用");
 		// check without lock
-		maybeEnsureChildNameNotUsed(create, IndexNodeType.FILE, false);
+		ensureChildNameNotUsed(create, IndexNodeType.FILE, false);
 		String fullFileName = String.format("%s.%s", create.name(), format.createFileExtension());
 		String ossFileKey = ossClient.copy(docProps.createFileOssFileKey(format), fullFileName);
 		return OssFile.create(format, format.createFileExtension(), 0, ossFileKey);
@@ -92,7 +92,7 @@ public class IndexManager {
 			return transaction.execute(unused -> {
 				try {
 					// check with lock
-					maybeEnsureChildNameNotUsed(create, IndexNodeType.FILE, true);
+					ensureChildNameNotUsed(create, IndexNodeType.FILE, true);
 				}
 				catch (NameUsedException e) {
 					deleteOssFile.set(true);
@@ -115,7 +115,7 @@ public class IndexManager {
 		}
 	}
 
-	private void maybeEnsureChildNameNotUsed(NodeCreate create, IndexNodeType nodeType, boolean withLock) {
+	private void ensureChildNameNotUsed(NodeCreate create, IndexNodeType nodeType, boolean withLock) {
 		if (create.nodeScope().isChildrenNameDuplicatable())
 			return;
 		if (withLock)