[HADOOP-15828] Review of MachineList class

• Type: Improvement
• Status: Patch Available
• Priority: Minor
• Resolution: Unresolved
• Affects Version/s: 3.2.0
• Component/s: util
• Flags: Patch
• Assignee: David Mollitor
• Reporter: David Mollitor
• Created: 08/Oct/18 18:17
• Updated: 15/Oct/18 16:34

Description

Clean up and simplify class MachineList. Primarily, remove LinkedList implementation and use empty collections instead of 'null' values, add logging.