Package org.apache.hadoop.hbase.io.hfile

Class HFilePrettyPrinter.KeyValueStats

java.lang.Object

org.apache.hadoop.hbase.io.hfile.HFilePrettyPrinter.KeyValueStats

Enclosing class:

HFilePrettyPrinter

static class HFilePrettyPrinter.KeyValueStats
extends Object

Holds a Histogram and supporting min/max and range buckets for analyzing distribution of key bytes, value bytes, row bytes, and row columns. Supports adding values, getting the histogram, and getting counts per range.

Field Summary

Fields

Modifier and Type	Field	Description
private boolean	collectRanges
private final com.codahale.metrics.Histogram	histogram
private long	max
private long	min
private final String	name
private final LongAdder[]	rangeCounts

Constructor Summary

Constructors

Constructor	Description
KeyValueStats(com.codahale.metrics.MetricRegistry metricRegistry, String statName)

Method Summary

Modifier and Type	Method	Description
(package private) long	getCountAtOrBelow(long range)
(package private) com.codahale.metrics.Histogram	getHistogram()
(package private) long	getMax()
(package private) long	getMin()
(package private) String	getName()
(package private) long[]	getRanges()
(package private) boolean	hasRangeCounts()
(package private) void	update(long value, boolean collectRanges)

Methods inherited from class java.lang.Object

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

Field Details

histogram

private final com.codahale.metrics.Histogram histogram

name

private final String name

max

private long max

min

private long min

collectRanges

private boolean collectRanges

rangeCounts

private final LongAdder[] rangeCounts

Constructor Details

KeyValueStats

KeyValueStats(com.codahale.metrics.MetricRegistry metricRegistry,
 String statName)

Method Details

update

void update(long value,
 boolean collectRanges)

getHistogram

com.codahale.metrics.Histogram getHistogram()

getName

String getName()

getMax

long getMax()

getMin

long getMin()

getRanges

long[] getRanges()

getCountAtOrBelow

long getCountAtOrBelow(long range)

hasRangeCounts

boolean hasRangeCounts()