SimpleCounterSet (Apache ZooKeeper - Server 3.9.1 API)

java.lang.Object
- org.apache.zookeeper.server.metric.Metric
- - org.apache.zookeeper.server.metric.SimpleCounterSet

All Implemented Interfaces:

CounterSet
```
public class SimpleCounterSet
extends Metric
implements CounterSet
```
Represent a set of counters identified by different keys. The counter is thread-safe

Constructor Summary

Constructors
Constructor Description

SimpleCounterSet(String name)

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`void`	`add(String key, long delta)`	Increment the value by a given amount for the given key
`void`	`reset()`
`Map<String,Object>`	`values()`

Methods inherited from class org.apache.zookeeper.server.metric.Metric
add, add

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface org.apache.zookeeper.metrics.CounterSet
inc

- Constructor Detail
  - SimpleCounterSet
```
public SimpleCounterSet(String name)
```
- Method Detail
  - add
```
public void add(String key,
                long delta)
```
    Description copied from interface: CounterSet
    
    Increment the value by a given amount for the given key
    This method is thread safe, The MetricsProvider will take care of synchronization.
    
    Specified by:
    
    add in interface CounterSet
    
    Overrides:
    
    add in class Metric
    
    Parameters:
    
    key - the key to increment the count for the given key
    
    delta - amount to increment, this cannot be a negative number.
  - reset
```
public void reset()
```
    Overrides:
    
    reset in class Metric
  - values
```
public Map<String,Object> values()
```
    Specified by:
    
    values in class Metric