Package org.apache.pulsar.compaction

Class Compactor

java.lang.Object

org.apache.pulsar.compaction.Compactor

Direct Known Subclasses:

TwoPhaseCompactor

public abstract class Compactor
extends Object

Compactor for Pulsar topics.

Field Summary

Fields

Modifier and Type	Field	Description
static final String	COMPACTED_TOPIC_LEDGER_PROPERTY
static final String	COMPACTION_SUBSCRIPTION
protected final org.apache.pulsar.broker.ServiceConfiguration	conf
protected final CompactorMXBeanImpl	mxBean
protected final ScheduledExecutorService	scheduler

Constructor Summary

Constructors

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

Method Summary

Modifier and Type	Method	Description
CompletableFuture<Long>	compact(String topic)
protected abstract CompletableFuture<Long>	doCompaction(RawReader reader, org.apache.bookkeeper.client.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 org.apache.pulsar.broker.ServiceConfiguration conf

scheduler

protected final ScheduledExecutorService scheduler

mxBean

protected final CompactorMXBeanImpl mxBean

Constructor Details

Compactor

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

Method Details

compact

public CompletableFuture<Long> compact(String topic)

doCompaction

protected abstract CompletableFuture<Long> doCompaction(RawReader reader,
 org.apache.bookkeeper.client.BookKeeper bk)

getStats

public CompactorMXBean getStats()