class JobMetrics implements Metrics {

  @Override
  public Map<String, Long> getMetrics() {
    return metrics;
  }

  public  JobMetrics(Job job, String bytesReplicatedGroup, String bytesReplicatedCounter);
  public  JobMetrics(Job job, Enum<?> bytesReplicatedCounter);
  public  JobMetrics(Job job, String bytesReplicatedKey);

}