GaugeSet (Apache ZooKeeper - Server 3.9.1 API)

```
public interface GaugeSet
```
A Gauge is an application provided object which will be called by the metrics framework to sample a numeric value. A GaugeSet is a set of Gauge grouped by keys.

- Method Summary
  
  All Methods Instance Methods Abstract Methods
  Modifier and Type Method Description
  
  Map<String,Number> values()
  Returns all values and the associated keys of the GaugeSet.

- Method Detail
  - values
```
Map<String,Number> values()
```
    Returns all values and the associated keys of the GaugeSet. The MetricsProvider will call this callback without taking care of synchronization, it is up to the application to handle thread safety.
    
    Returns:
    
    all the values and keys