[HADOOP-18284] Remove Unnecessary semicolon ';'

• Type: Improvement
• Status: Resolved
• Priority: Minor
• Resolution: Fixed
• Affects Version/s: 3.4.0
• Fix Version/s: 3.4.0
• Component/s: common
• Labels: pull-request-available
• Target Version/s: 3.4.0
• Hadoop Flags: Reviewed
• Assignee: Shilun Fan
• Reporter: Shilun Fan
• Created: 09/Jun/22 23:42
• Updated: 28/Jan/24 00:31
• Resolved: 29/Jun/22 09:51

Description

while reading the code, I found a very tiny optimization point, part of the code contains 2 semicolons at the end, I will fix it. Because this change is simple, I fixed it in One JIRA.

private final ReentrantReadWriteLock lock = new ReentrantReadWriteLock();;

Issue Links

• is caused by: HDFS-16563 Namenode WebUI prints sensitive information on Token Expiry
• is fixed by: MAPREDUCE-7387 Fix TestJHSSecurity#testDelegationToken AssertionError due to HDFS-16563
• is fixed by: YARN-11172 Fix testDelegationToken
• links to: GitHub Pull Request #4422