(incubator-paimon) branch master updated: [core] Use overwrite instead of delete-and-write when commit hint file (#2859)

[lzljs3620320]

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lzljs3620320 pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/incubator-paimon.git


The following commit(s) were added to refs/heads/master by this push:
     new 9b6c35269 [core] Use overwrite instead of delete-and-write when commit 
hint file (#2859)
9b6c35269 is described below

commit 9b6c352694b858881690c92038c7de9967fc29cf
Author: Aitozi <1059789...@qq.com>
AuthorDate: Thu Feb 22 10:45:01 2024 +0800

    [core] Use overwrite instead of delete-and-write when commit hint file 
(#2859)
---
 .../src/main/java/org/apache/paimon/utils/SnapshotManager.java       | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git 
a/paimon-core/src/main/java/org/apache/paimon/utils/SnapshotManager.java 
b/paimon-core/src/main/java/org/apache/paimon/utils/SnapshotManager.java
index 2f0a1d859..e614af7c8 100644
--- a/paimon-core/src/main/java/org/apache/paimon/utils/SnapshotManager.java
+++ b/paimon-core/src/main/java/org/apache/paimon/utils/SnapshotManager.java
@@ -429,7 +429,7 @@ public class SnapshotManager implements Serializable {
         int retryNumber = 0;
         while (retryNumber++ < READ_HINT_RETRY_NUM) {
             try {
-                return Long.parseLong(fileIO.readFileUtf8(path));
+                return 
fileIO.readOverwrittenFileUtf8(path).map(Long::parseLong).orElse(null);
             } catch (Exception ignored) {
             }
             try {
@@ -470,7 +470,6 @@ public class SnapshotManager implements Serializable {
             throws IOException {
         Path snapshotDir = snapshotDirByBranch(branchName);
         Path hintFile = new Path(snapshotDir, fileName);
-        fileIO.delete(hintFile, false);
-        fileIO.writeFileUtf8(hintFile, String.valueOf(snapshotId));
+        fileIO.overwriteFileUtf8(hintFile, String.valueOf(snapshotId));
     }
 }