Package org.apache.hadoop.hbase.regionserver.compactions

Class ExponentialCompactionWindowFactory

java.lang.Object

org.apache.hadoop.hbase.regionserver.compactions.CompactionWindowFactory

org.apache.hadoop.hbase.regionserver.compactions.ExponentialCompactionWindowFactory

@LimitedPrivate("Configuration")
public class ExponentialCompactionWindowFactory
extends CompactionWindowFactory

Exponential compaction window implementation.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
private final class	ExponentialCompactionWindowFactory.Window

Field Summary

Fields

Modifier and Type	Field	Description
static final String	BASE_WINDOW_MILLIS_KEY
private final long	baseWindowMillis
private static final org.slf4j.Logger	LOG
static final String	MAX_TIER_AGE_MILLIS_KEY
private final long	maxTierAgeMillis
static final String	WINDOWS_PER_TIER_KEY
private final int	windowsPerTier

Constructor Summary

Constructors

Constructor	Description
ExponentialCompactionWindowFactory(CompactionConfiguration comConf)

Method Summary

Modifier and Type	Method	Description
private long	getMaxTierAgeCutoff(long now)
CompactionWindow	newIncomingWindow(long now)
String	toString()

Methods inherited from class java.lang.Object

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

Field Details

LOG

private static final org.slf4j.Logger LOG

BASE_WINDOW_MILLIS_KEY

public static final String BASE_WINDOW_MILLIS_KEY

See Also:

• Constant Field Values

WINDOWS_PER_TIER_KEY

public static final String WINDOWS_PER_TIER_KEY

See Also:

• Constant Field Values

MAX_TIER_AGE_MILLIS_KEY

public static final String MAX_TIER_AGE_MILLIS_KEY

See Also:

• Constant Field Values

baseWindowMillis

private final long baseWindowMillis

windowsPerTier

private final int windowsPerTier

maxTierAgeMillis

private final long maxTierAgeMillis

Constructor Details

ExponentialCompactionWindowFactory

public ExponentialCompactionWindowFactory(CompactionConfiguration comConf)

Method Details

getMaxTierAgeCutoff

private long getMaxTierAgeCutoff(long now)

newIncomingWindow

public CompactionWindow newIncomingWindow(long now)

Specified by:

newIncomingWindow in class CompactionWindowFactory

toString

public String toString()

Overrides:

toString in class Object