EventStatsMap (org.pipecraft.pipes:pipes-core 0.9 API)

java.lang.Object
- org.pipecraft.infra.monitoring.collectors.EventStatsMap<E>

Type Parameters:

E - The class representing all possible event categories

Direct Known Subclasses:

EnumEventStatsMap, UnboundedEventStatsMap
```
public abstract class EventStatsMap<E>
extends Object
```
A mapping between event categories and their respective counts. Not thread safe.

Author:

Eyal Schneider

Constructor Summary

Constructors
Modifier Constructor Description

protected EventStatsMap(Map<E,Long> map)
Constructor (protected)

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`void`	`add(EventStatsMap<E> other)`	Adds the counts from the other collector.
`Map<E,Long>`	`getCategoryStats()`
`Long`	`getCount(E category)`
`void`	`setCategoryCounts(E category, long count)`	Sets the count for a specific category.
`net.minidev.json.JSONObject`	`toJson()`
`String`	`toString()`

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

- Constructor Detail
  - EventStatsMap
```
protected EventStatsMap(Map<E,Long> map)
```
    Constructor (protected)
    
    Parameters:
    
    map - The map implementation to use internally
- Method Detail
  - getCount
```
public Long getCount(E category)
```
    Parameters:
    
    category - A statistics category
    
    Returns:
    
    the count in the given category
  - getCategoryStats
```
public Map<E,Long> getCategoryStats()
```
    Returns:
    
    the category statistics (read only)
  - setCategoryCounts
```
public void setCategoryCounts(E category,
                              long count)
```
    Sets the count for a specific category.
    
    Parameters:
    
    category - A stats category
    
    completed - The number of events in the given category
  - toString
```
public String toString()
```
    Overrides:
    
    toString in class Object
  - toJson
```
public net.minidev.json.JSONObject toJson()
```
    Returns:
    
    The contents of this object, as json
  - add
```
public void add(EventStatsMap<E> other)
```
    Adds the counts from the other collector. Not atomic.
    
    Parameters:
    
    other - The other collector to get the counters from