[REEF-1707] java compiler gives a warning for not using generics in the YARN Driver Containers class

• Type: Bug
• Status: Resolved
• Priority: Trivial
• Resolution: Fixed
• Fix Version/s: 0.16
• Component/s: REEF Runtime YARN
• Labels: logging toString
• Assignee: Sergiy Matusevych
• Reporter: Sergiy Matusevych
• Created: 12/Jan/17 01:17
• Updated: 17/Jan/17 19:41
• Resolved: 17/Jan/17 19:41

Description

Containers.getContainerIds() method's implementation uses unchecked ArrayList class to copy the containers' data into. That results in a java compiler warning. It can be easily fixed by adding a diamond operator.