XuQianJin-Stars commented on code in PR #3368:
URL: https://github.com/apache/fluss/pull/3368#discussion_r3408131812
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fluss-common/src/main/java/org/apache/fluss/utils/FileLock.java:
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@@ -106,21 +122,42 @@ public void unlock() throws IOException {
*/
public void unlockAndDestroy() throws IOException {
try {
- unlock();
- if (lock != null) {
- lock.channel().close();
- lock = null;
- }
- if (outputStream != null) {
- outputStream.close();
- outputStream = null;
+ try {
+ unlock();
+ } finally {
+ try {
+ if (lock != null) {
+ lock.channel().close();
+ lock = null;
+ }
+ } finally {
+ // Always close the output stream, even when releasing or
closing the channel
+ // above threw; otherwise the file descriptor would leak
whenever cleanup
+ // failed partway through.
+ if (outputStream != null) {
+ outputStream.close();
+ outputStream = null;
+ }
+ }
}
-
} finally {
this.file.delete();
}
}
+ private void closeOutputStreamQuietly() {
+ if (outputStream == null) {
+ return;
+ }
+ try {
+ outputStream.close();
+ } catch (IOException ignored) {
+ // Best-effort cleanup; the original failure will be propagated by
the caller.
Review Comment:
> nit: Maybe we should add a log here ensure user know the outputStream
close fail
done
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