SingleValueAggregator (Alluxio Core - Common Utilities 295 API)

All Superinterfaces:

MetricsAggregator
```
public interface SingleValueAggregator
extends MetricsAggregator
```
Interface for the aggregator that aggregates into a single value from the metrics of different hosts.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`long`	`getValue(java.util.Map<MetricsFilter,java.util.Set<Metric>> map)`	Gets the aggregated value from the filtered metrics.

Methods inherited from interface alluxio.metrics.MetricsAggregator
getFilters, getName

- Method Detail
  - getValue
```
long getValue(java.util.Map<MetricsFilter,java.util.Set<Metric>> map)
```
    Gets the aggregated value from the filtered metrics. The values of map will be the filtered metrics using the MetricsFilter defined in MetricsAggregator.getFilters().
    
    Parameters:
    
    map - a map of MetricsFilter to the set of metrics that it filter to
    
    Returns:
    
    the aggregated value