HDFS-17637. [BackPort] Fix spotbugs in HttpFSFileSystem#getXAttr

[zhtttylz]

JIRA: HDFS-17637. [BackPort] Fix spotbugs in HttpFSFileSystem#getXAttr.

[hadoop-yetus]

💔 -1 overall

Vote	Subsystem	Runtime	Logfile	Comment
+0 🆗	reexec	26m 47s		Docker mode activated.
			_ Prechecks _
+1 💚	dupname	0m 0s		No case conflicting files found.
+0 🆗	codespell	0m 0s		codespell was not available.
+0 🆗	detsecrets	0m 0s		detect-secrets was not available.
+1 💚	@author	0m 0s		The patch does not contain any @author tags.
-1 ❌	test4tests	0m 0s		The patch doesn't appear to include any new or modified tests. Please justify why no new tests are needed for this patch. Also please list what manual steps were performed to verify this patch.
			_ branch-3.4 Compile Tests _
+1 💚	mvninstall	47m 57s		branch-3.4 passed
+1 💚	compile	0m 29s		branch-3.4 passed with JDK Ubuntu-11.0.25+9-post-Ubuntu-1ubuntu120.04
+1 💚	compile	0m 27s		branch-3.4 passed with JDK Private Build-1.8.0_432-8u432-gaus1-0ubuntu220.04-ga
+1 💚	checkstyle	0m 28s		branch-3.4 passed
+1 💚	mvnsite	0m 42s		branch-3.4 passed
+1 💚	javadoc	0m 29s		branch-3.4 passed with JDK Ubuntu-11.0.25+9-post-Ubuntu-1ubuntu120.04
+1 💚	javadoc	0m 29s		branch-3.4 passed with JDK Private Build-1.8.0_432-8u432-gaus1-0ubuntu220.04-ga
-1 ❌	spotbugs	0m 53s	/branch-spotbugs-hadoop-hdfs-project_hadoop-hdfs-httpfs-warnings.html	hadoop-hdfs-project/hadoop-hdfs-httpfs in branch-3.4 has 1 extant spotbugs warnings.
+1 💚	shadedclient	37m 41s		branch has no errors when building and testing our client artifacts.
			_ Patch Compile Tests _
+1 💚	mvninstall	0m 23s		the patch passed
+1 💚	compile	0m 22s		the patch passed with JDK Ubuntu-11.0.25+9-post-Ubuntu-1ubuntu120.04
+1 💚	javac	0m 22s		the patch passed
+1 💚	compile	0m 20s		the patch passed with JDK Private Build-1.8.0_432-8u432-gaus1-0ubuntu220.04-ga
+1 💚	javac	0m 20s		the patch passed
+1 💚	blanks	0m 1s		The patch has no blanks issues.
+1 💚	checkstyle	0m 17s		the patch passed
+1 💚	mvnsite	0m 29s		the patch passed
+1 💚	javadoc	0m 22s		the patch passed with JDK Ubuntu-11.0.25+9-post-Ubuntu-1ubuntu120.04
+1 💚	javadoc	0m 20s		the patch passed with JDK Private Build-1.8.0_432-8u432-gaus1-0ubuntu220.04-ga
+1 💚	spotbugs	0m 54s		hadoop-hdfs-project/hadoop-hdfs-httpfs generated 0 new + 0 unchanged - 1 fixed = 0 total (was 1)
+1 💚	shadedclient	38m 27s		patch has no errors when building and testing our client artifacts.
			_ Other Tests _
+1 💚	unit	5m 32s		hadoop-hdfs-httpfs in the patch passed.
+1 💚	asflicense	0m 35s		The patch does not generate ASF License warnings.
		167m 42s

Subsystem	Report/Notes
Docker	ClientAPI=1.47 ServerAPI=1.47 base: https://ci-hadoop.apache.org/job/hadoop-multibranch/job/PR-7195/1/artifact/out/Dockerfile
GITHUB PR	#7195
Optional Tests	dupname asflicense compile javac javadoc mvninstall mvnsite unit shadedclient spotbugs checkstyle codespell detsecrets
uname	Linux 5e26e398f959 5.15.0-125-generic #135-Ubuntu SMP Fri Sep 27 13:53:58 UTC 2024 x86_64 x86_64 x86_64 GNU/Linux
Build tool	maven
Personality	dev-support/bin/hadoop.sh
git revision	branch-3.4 / 81e3d48
Default Java	Private Build-1.8.0_432-8u432-gaus1-0ubuntu220.04-ga
Multi-JDK versions	/usr/lib/jvm/java-11-openjdk-amd64:Ubuntu-11.0.25+9-post-Ubuntu-1ubuntu120.04 /usr/lib/jvm/java-8-openjdk-amd64:Private Build-1.8.0_432-8u432-gaus1-0ubuntu220.04-ga
Test Results	https://ci-hadoop.apache.org/job/hadoop-multibranch/job/PR-7195/1/testReport/
Max. process+thread count	835 (vs. ulimit of 5500)
modules	C: hadoop-hdfs-project/hadoop-hdfs-httpfs U: hadoop-hdfs-project/hadoop-hdfs-httpfs
Console output	https://ci-hadoop.apache.org/job/hadoop-multibranch/job/PR-7195/1/console
versions	git=2.25.1 maven=3.6.3 spotbugs=4.2.2
Powered by	Apache Yetus 0.14.0 https://yetus.apache.org

This message was automatically generated.

[slfan1989]

@zhtttylz Thanks for the contribution! Merged Into Branch-3.4.

[zhtttylz]

Thanks @slfan1989 help review and merged.