Package org.apache.pulsar.compaction

Class Compactor

java.lang.Object

org.apache.pulsar.compaction.Compactor

Direct Known Subclasses:

TwoPhaseCompactor

public abstract class Compactor
extends java.lang.Object

Compactor for Pulsar topics.

Field Summary

Fields

Modifier and Type	Field	Description
static java.lang.String	COMPACTED_TOPIC_LEDGER_PROPERTY
static java.lang.String	COMPACTION_SUBSCRIPTION
protected org.apache.pulsar.broker.ServiceConfiguration	conf
protected CompactorMXBeanImpl	mxBean
protected java.util.concurrent.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, java.util.concurrent.ScheduledExecutorService scheduler)

Method Summary

Modifier and Type	Method	Description
java.util.concurrent.CompletableFuture<java.lang.Long>	compact(java.lang.String topic)
protected abstract java.util.concurrent.CompletableFuture<java.lang.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 Detail

COMPACTION_SUBSCRIPTION

public static final java.lang.String COMPACTION_SUBSCRIPTION

See Also:

Constant Field Values

COMPACTED_TOPIC_LEDGER_PROPERTY

public static final java.lang.String COMPACTED_TOPIC_LEDGER_PROPERTY

See Also:

Constant Field Values

conf

protected final org.apache.pulsar.broker.ServiceConfiguration conf

scheduler

protected final java.util.concurrent.ScheduledExecutorService scheduler

mxBean

protected final CompactorMXBeanImpl mxBean

Constructor Detail

Compactor

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

Method Detail

compact

public java.util.concurrent.CompletableFuture<java.lang.Long> compact(java.lang.String topic)

doCompaction

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

getStats

public CompactorMXBean getStats()