[HADOOP-17518] Usage of incorrect regex range A-z

• Type: Bug
• Status: Resolved
• Priority: Minor
• Resolution: Fixed
• Affects Version/s: 3.4.0
• Fix Version/s: 3.4.0
• Component/s: httpfs
• Labels: pull-request-available
• Target Version/s: 3.4.0
• Hadoop Flags: Reviewed
• Assignee: Nishtha Shah
• Reporter: Marcono1234
• Created: 05/Feb/21 21:44
• Updated: 11/Feb/24 23:56
• Resolved: 20/May/23 00:51

Description

There are two cases where the regex A-z is used. I assume that is a typo (and should be A-Z) because A-z matches:

• A-Z
• [, \, ], ^, _, `
• a-z

Affected:

• https://github.com/apache/hadoop/blob/trunk/hadoop-hdfs-project/hadoop-hdfs-httpfs/src/main/java/org/apache/hadoop/lib/util/Check.java#L109
  (and https://github.com/apache/hadoop/blob/trunk/hadoop-hdfs-project/hadoop-hdfs-httpfs/src/main/java/org/apache/hadoop/lib/util/Check.java#L115)
• https://github.com/apache/hadoop/blob/trunk/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/test/java/org/apache/hadoop/yarn/resourcetypes/ResourceTypesTestHelper.java#L38

Issue Links

• links to: Github PR #5669
• links to: GitHub Pull Request #5669