Package org.apache.bookkeeper.common.stats

Class BroadCastStatsLogger

java.lang.Object

org.apache.bookkeeper.common.stats.BroadCastStatsLogger

public class BroadCastStatsLogger
extends java.lang.Object

Stats Loggers that broadcast stats to multiple StatsLogger.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
(package private) static class	BroadCastStatsLogger.MasterSlave
(package private) static class	BroadCastStatsLogger.Two

Constructor Summary

Constructors

Constructor	Description
BroadCastStatsLogger()

Method Summary

Modifier and Type	Method	Description
static StatsLogger	masterslave(StatsLogger master, StatsLogger slave)	Create a broadcast stats logger of two stats loggers master and slave.
static StatsLogger	two(StatsLogger first, StatsLogger second)	Create a broadcast stats logger of two stats loggers `first` and `second`.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

BroadCastStatsLogger

public BroadCastStatsLogger()

Method Detail

two

public static StatsLogger two(StatsLogger first,
                              StatsLogger second)

Create a broadcast stats logger of two stats loggers `first` and `second`. The returned stats logger doesn't allow registering any Gauge.

Parameters:

first - first stats logger

second - second stats logger

Returns:

broadcast stats logger

masterslave

public static StatsLogger masterslave(StatsLogger master,
                                      StatsLogger slave)

Create a broadcast stats logger of two stats loggers master and slave. It is similar as two(StatsLogger, StatsLogger), but it allows registering Gauges. The Gauge will be registered under master.

Parameters:

master - master stats logger to receive Counter, OpStatsLogger and Gauge.

slave - slave stats logger to receive only Counter and OpStatsLogger.

Returns:

broadcast stats logger