tree 8910e430a1c33298c0c62bbdf7ef2119187e9c01
parent 26f98be43a9ca59e6d4afa8d313e02bff3b34147
author Julia Wang <jwang98052@yahoo.com> 1486426381 -0800
committer Markus Weimer <weimer@apache.org> 1487199707 -0800

[REEF-1738] Create Evaluator Metrics interface and implementations

  * Add Counters interface and impl
  * Add EvalatorMetrics interface and impl
  * Add test cases.

JIRA:
  [REEF-1738](https://issues.apache.org/jira/browse/REEF-1738)

Pull Request:
  This closes #1252