Statistics (statistics 7.177.11 API)

All Known Implementing Classes:

Statistics.NullImplementation, StatisticsImpl
```
public interface Statistics
```
Interface used for registering statistics values and counters for logging.

Author:

steinar, Tony Vaagenes

Nested Class Summary

Nested Classes
Modifier and Type Interface Description

static class Statistics.NullImplementation

Field Summary

Fields
Modifier and Type Field Description

static Statistics nullImplementation
A null implementation which ignores all calls and returns the default config

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`com.yahoo.container.StatisticsConfig`	`getConfig()`	Get current config used.
`int`	`purge()`	Purges all cancelled Handles from internal Map and Timer.
`void`	`register(Handle h)`	Add a new handle to be scheduled for periodic logging.
`void`	`remove(java.lang.String name)`	Remove a named handler from the set of working handlers.

- Field Detail
  - nullImplementation
```
static final Statistics nullImplementation
```
    A null implementation which ignores all calls and returns the default config
- Method Detail
  - register
```
void register(Handle h)
```
    Add a new handle to be scheduled for periodic logging. If a handle already exists with the same name, it will be cancelled and removed from the internal state of this object.
  - remove
```
void remove(java.lang.String name)
```
    Remove a named handler from the set of working handlers.
  - getConfig
```
com.yahoo.container.StatisticsConfig getConfig()
```
    Get current config used. This may be a null reference, depending on how the instance was constructed.
  - purge
```
int purge()
```
    Purges all cancelled Handles from internal Map and Timer.
    
    Returns:
    
    return value from java.util.Timer.purge()