BKStats (Apache BookKeeper :: Parent 4.18.0-SNAPSHOT API)

java.lang.Object
- org.apache.bookkeeper.proto.BKStats

public class BKStats
extends java.lang.Object

Bookie Server Stats.

Nested Class Summary

Nested Classes
Modifier and Type	Class	Description
`static class`	`BKStats.OpStatData`	A read view of stats, also used in CompositeViewData to expose to JMX.
`static class`	`BKStats.OpStats`	Operation Statistics.

Field Summary

Fields
Modifier and Type	Field	Description
`static int`	`NUM_STATS`
`(package private) BKStats.OpStats[]`	`stats`
`static int`	`STATS_ADD`
`static int`	`STATS_READ`
`static int`	`STATS_UNKNOWN`

Method Summary

All Methods Static Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`void`	`copyOf(BKStats other)`	Copy stats from other stats.
`BKStats`	`diff(BKStats base)`	Diff with base stats.
`static BKStats`	`getInstance()`
`BKStats.OpStats`	`getOpStats(int type)`	Stats of operations.
`void`	`setOpStats(int type, BKStats.OpStats stat)`	Set stats of a specified operation.

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

- Field Detail
  - STATS_ADD
```
public static final int STATS_ADD
```
    See Also:
    
    Constant Field Values
  - STATS_READ
```
public static final int STATS_READ
```
    See Also:
    
    Constant Field Values
  - STATS_UNKNOWN
```
public static final int STATS_UNKNOWN
```
    See Also:
    
    Constant Field Values
  - NUM_STATS
```
public static final int NUM_STATS
```
    See Also:
    
    Constant Field Values
  - stats
```
BKStats.OpStats[] stats
```
- Method Detail
  - getInstance
```
public static BKStats getInstance()
```
  - getOpStats
```
public BKStats.OpStats getOpStats(int type)
```
    Stats of operations.
    
    Returns:
    
    op stats
  - setOpStats
```
public void setOpStats(int type,
                       BKStats.OpStats stat)
```
    Set stats of a specified operation.
    
    Parameters:
    
    type - operation type
    
    stat - operation stats
  - diff
```
public BKStats diff(BKStats base)
```
    Diff with base stats.
    
    Parameters:
    
    base - base stats
    
    Returns:
    
    diff stats
  - copyOf
```
public void copyOf(BKStats other)
```
    Copy stats from other stats.
    
    Parameters:
    
    other - other stats