MetricHistogram (Apache HBase 2.4.0 API)

All Known Implementing Classes:

MutableHistogram, MutableRangeHistogram, MutableSizeHistogram, MutableTimeHistogram
```
@InterfaceAudience.Private
public interface MetricHistogram
```
Metrics Histogram interface. Implementing classes will expose computed quartile values through the metrics system.

Field Summary

Fields
Modifier and Type	Field and Description
`static String`	`MAX_METRIC_NAME`
`static String`	`MEAN_METRIC_NAME`
`static String`	`MEDIAN_METRIC_NAME`
`static String`	`MIN_METRIC_NAME`
`static String`	`NINETIETH_PERCENTILE_METRIC_NAME`
`static String`	`NINETY_EIGHTH_PERCENTILE_METRIC_NAME`
`static String`	`NINETY_FIFTH_PERCENTILE_METRIC_NAME`
`static String`	`NINETY_NINE_POINT_NINETH_PERCENTILE_METRIC_NAME`
`static String`	`NINETY_NINETH_PERCENTILE_METRIC_NAME`
`static String`	`NUM_OPS_METRIC_NAME`
`static String`	`SEVENTY_FIFTH_PERCENTILE_METRIC_NAME`
`static String`	`TWENTY_FIFTH_PERCENTILE_METRIC_NAME`

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method and Description
`void`	`add(long value)` Add a single value to a histogram's stream of values.
`long`	`getCount()` Return the total number of values added to the histogram.

- Field Detail
  - NUM_OPS_METRIC_NAME
```
static final String NUM_OPS_METRIC_NAME
```
    See Also:
    
    Constant Field Values
  - MIN_METRIC_NAME
```
static final String MIN_METRIC_NAME
```
    See Also:
    
    Constant Field Values
  - MAX_METRIC_NAME
```
static final String MAX_METRIC_NAME
```
    See Also:
    
    Constant Field Values
  - MEAN_METRIC_NAME
```
static final String MEAN_METRIC_NAME
```
    See Also:
    
    Constant Field Values
  - MEDIAN_METRIC_NAME
```
static final String MEDIAN_METRIC_NAME
```
    See Also:
    
    Constant Field Values
  - TWENTY_FIFTH_PERCENTILE_METRIC_NAME
```
static final String TWENTY_FIFTH_PERCENTILE_METRIC_NAME
```
    See Also:
    
    Constant Field Values
  - SEVENTY_FIFTH_PERCENTILE_METRIC_NAME
```
static final String SEVENTY_FIFTH_PERCENTILE_METRIC_NAME
```
    See Also:
    
    Constant Field Values
  - NINETIETH_PERCENTILE_METRIC_NAME
```
static final String NINETIETH_PERCENTILE_METRIC_NAME
```
    See Also:
    
    Constant Field Values
  - NINETY_FIFTH_PERCENTILE_METRIC_NAME
```
static final String NINETY_FIFTH_PERCENTILE_METRIC_NAME
```
    See Also:
    
    Constant Field Values
  - NINETY_EIGHTH_PERCENTILE_METRIC_NAME
```
static final String NINETY_EIGHTH_PERCENTILE_METRIC_NAME
```
    See Also:
    
    Constant Field Values
  - NINETY_NINETH_PERCENTILE_METRIC_NAME
```
static final String NINETY_NINETH_PERCENTILE_METRIC_NAME
```
    See Also:
    
    Constant Field Values
  - NINETY_NINE_POINT_NINETH_PERCENTILE_METRIC_NAME
```
static final String NINETY_NINE_POINT_NINETH_PERCENTILE_METRIC_NAME
```
    See Also:
    
    Constant Field Values
- Method Detail
  - add
```
void add(long value)
```
    Add a single value to a histogram's stream of values.
    
    Parameters:
    
    value -
  - getCount
```
long getCount()
```
    Return the total number of values added to the histogram.
    
    Returns:
    
    the total number of values.

Interface MetricHistogram

Field Summary

Method Summary

Field Detail

NUM_OPS_METRIC_NAME

MIN_METRIC_NAME

MAX_METRIC_NAME

MEAN_METRIC_NAME

MEDIAN_METRIC_NAME

TWENTY_FIFTH_PERCENTILE_METRIC_NAME

SEVENTY_FIFTH_PERCENTILE_METRIC_NAME

NINETIETH_PERCENTILE_METRIC_NAME

NINETY_FIFTH_PERCENTILE_METRIC_NAME

NINETY_EIGHTH_PERCENTILE_METRIC_NAME

NINETY_NINETH_PERCENTILE_METRIC_NAME

NINETY_NINE_POINT_NINETH_PERCENTILE_METRIC_NAME

Method Detail

add

getCount