From 8f236b5a8a4df7d1f527c5f4f987261f1d0ff859 Mon Sep 17 00:00:00 2001
From: Lion <chenxin619315@gmail.com>
Date: Wed, 20 Jul 2022 16:24:21 +0800
Subject: [PATCH] auto close the handle after buffer loaded

---
 binding/golang/xdb/util.go | 24 +++++++++++++++++++++---
 1 file changed, 21 insertions(+), 3 deletions(-)

diff --git a/binding/golang/xdb/util.go b/binding/golang/xdb/util.go
index 7cb4cb9..bd9e317 100644
--- a/binding/golang/xdb/util.go
+++ b/binding/golang/xdb/util.go
@@ -76,7 +76,13 @@ func LoadHeaderFromFile(dbFile string) (*Header, error) {
 		return nil, fmt.Errorf("open xdb file `%s`: %w", dbFile, err)
 	}
 
-	return LoadHeader(handle)
+	header, err := LoadHeader(handle)
+	if err != nil {
+		return nil, err
+	}
+
+	_ = handle.Close()
+	return header, nil
 }
 
 // LoadHeaderFromBuff wrap the header info from the content buffer
@@ -112,7 +118,13 @@ func LoadVectorIndexFromFile(dbFile string) ([]byte, error) {
 		return nil, fmt.Errorf("open xdb file `%s`: %w", dbFile, err)
 	}
 
-	return LoadVectorIndex(handle)
+	vIndex, err := LoadVectorIndex(handle)
+	if err != nil {
+		return nil, err
+	}
+
+	_ = handle.Close()
+	return vIndex, nil
 }
 
 // LoadContent load the whole xdb content from the specified file handle
@@ -151,5 +163,11 @@ func LoadContentFromFile(dbFile string) ([]byte, error) {
 		return nil, fmt.Errorf("open xdb file `%s`: %w", dbFile, err)
 	}
 
-	return LoadContent(handle)
+	cBuff, err := LoadContent(handle)
+	if err != nil {
+		return nil, err
+	}
+
+	_ = handle.Close()
+	return cBuff, nil
 }
-- 
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