Package org.apache.bookkeeper.proto

Class BKStats

java.lang.Object

org.apache.bookkeeper.proto.BKStats

public class BKStats
extends 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 final int	NUM_STATS
(package private) BKStats.OpStats[]	stats
static final int	STATS_ADD
static final int	STATS_READ
static final int	STATS_UNKNOWN

Method Summary

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 Details

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 Details

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