Package org.apache.pulsar.compaction

Class Compactor

java.lang.Object

org.apache.pulsar.compaction.Compactor

Direct Known Subclasses:

AbstractTwoPhaseCompactor

public abstract class Compactor
extends Object

Compactor for Pulsar topics.

Field Summary

Fields

Modifier and Type	Field	Description
protected final BookKeeper	bk
static final String	COMPACTED_TOPIC_LEDGER_PROPERTY
static final String	COMPACTION_SUBSCRIPTION
protected final ServiceConfiguration	conf
protected final CompactorMXBeanImpl	mxBean
protected final org.apache.pulsar.client.api.PulsarClient	pulsar
protected final ScheduledExecutorService	scheduler

Constructor Summary

Constructors

Constructor	Description
Compactor(ServiceConfiguration conf, org.apache.pulsar.client.api.PulsarClient pulsar, BookKeeper bk, ScheduledExecutorService scheduler)

Method Summary

Modifier and Type	Method	Description
CompletableFuture<Long>	compact(String topic)
protected abstract CompletableFuture<Long>	doCompaction(RawReader reader, BookKeeper bk)
CompactorMXBean	getStats()

Methods inherited from class java.lang.Object

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

Field Details

COMPACTION_SUBSCRIPTION

public static final String COMPACTION_SUBSCRIPTION

See Also:

• Constant Field Values

COMPACTED_TOPIC_LEDGER_PROPERTY

public static final String COMPACTED_TOPIC_LEDGER_PROPERTY

See Also:

• Constant Field Values

conf

protected final ServiceConfiguration conf

scheduler

protected final ScheduledExecutorService scheduler

pulsar

protected final org.apache.pulsar.client.api.PulsarClient pulsar

bk

protected final BookKeeper bk

mxBean

protected final CompactorMXBeanImpl mxBean

Constructor Details

Compactor

public Compactor(ServiceConfiguration conf,
 org.apache.pulsar.client.api.PulsarClient pulsar,
 BookKeeper bk,
 ScheduledExecutorService scheduler)

Method Details

compact

public CompletableFuture<Long> compact(String topic)

doCompaction

protected abstract CompletableFuture<Long> doCompaction(RawReader reader,
 BookKeeper bk)

getStats

public CompactorMXBean getStats()