[YARN-9214] Add AbstractYarnScheduler#getValidQueues method to remove duplication

• Type: Improvement
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 3.1.0, 3.2.0, 2.9.2, 3.0.3, 2.8.5
• Fix Version/s: 3.3.0
• Hadoop Flags: Reviewed
• Assignee: Wanqiang Ji
• Reporter: Wanqiang Ji
• Created: 21/Jan/19 04:53
• Updated: 23/Oct/19 16:14
• Resolved: 02/Apr/19 03:06

Description

AbstractYarnScheduler#moveAllApps and AbstractYarnScheduler#killAllAppsInQueue had the same code segment. So I think we need a method to handle it named AbstractYarnScheduler#getValidQueues. Apart from this we need add the doc comment to expound why exists.