Histogram (Flink : 2.0-SNAPSHOT API)

All Superinterfaces:

Metric

All Known Implementing Classes:

DescriptiveStatisticsHistogram, DropwizardHistogramWrapper
```
@Public
public interface Histogram
extends Metric
```
Histogram interface to be used with Flink's metrics system.
The histogram allows to record values, get the current count of recorded values and create histogram statistics for the currently seen elements.

Method Summary

All Methods Instance Methods Abstract Methods Default Methods
Modifier and Type	Method	Description
`long`	`getCount()`	Get the count of seen elements.
`default MetricType`	`getMetricType()`
`HistogramStatistics`	`getStatistics()`	Create statistics for the currently recorded elements.
`void`	`update(long value)`	Update the histogram with the given value.

- Method Detail
  - update
```
void update(long value)
```
    Update the histogram with the given value.
    
    Parameters:
    
    value - Value to update the histogram with
  - getCount
```
long getCount()
```
    Get the count of seen elements.
    
    Returns:
    
    Count of seen elements
  - getStatistics
```
HistogramStatistics getStatistics()
```
    Create statistics for the currently recorded elements.
    
    Returns:
    
    Statistics about the currently recorded elements
  - getMetricType
```
default MetricType getMetricType()
```
    Specified by:
    
    getMetricType in interface Metric