public TimeSeriesMetricDeltaSet(Stream<Entry<Tags,MetricValue>> td){
  values_=Any2.right(td.collect(Collectors.toMap(null,null,null,null)));
}

public TimeSeriesMetricDeltaSet ( Stream < Entry < Tags , MetricValue > > td ) { values_ = Any2 . right ( td . collect ( Collectors . toMap ( null , null , null , null ) ) ) ; }
create a metricdelta set for tagged metrics and initialize it with the given collection .
