[YARN-11419] Remove redundant exception capture in NMClientAsyncImpl and improve readability in ContainerShellWebSocket, etc

• Type: Improvement
• Status: Resolved
• Priority: Minor
• Resolution: Fixed
• Affects Version/s: 3.4.0
• Fix Version/s: 3.4.0
• Component/s: client
• Labels: pull-request-available
• Target Version/s: 3.4.0
• Hadoop Flags: Reviewed
• Assignee: jingxiong zhong
• Reporter: jingxiong zhong
• Created: 18/Jan/23 12:24
• Updated: 28/Jan/24 02:01
• Resolved: 04/Feb/23 02:31

Description

Make the code more readable.

Issue Links

• links to: GitHub Pull Request #5309