Package org.apache.pulsar.broker.transaction.pendingack.impl

Class MLPendingAckStore

java.lang.Object

org.apache.pulsar.broker.transaction.pendingack.impl.MLPendingAckStore

All Implemented Interfaces:

PendingAckStore

public class MLPendingAckStore
extends Object
implements PendingAckStore

The implement of the pending ack store by manageLedger.

Field Summary

Fields

Modifier and Type	Field	Description
protected Position	maxAckPosition

Constructor Summary

Constructors

Constructor	Description
MLPendingAckStore(ManagedLedger managedLedger, ManagedCursor cursor, ManagedCursor subManagedCursor, long transactionPendingAckLogIndexMinLag, TxnLogBufferedWriterConfig bufferedWriterConfig, io.netty.util.Timer timer, TxnLogBufferedWriterMetricsStats bufferedWriterMetrics, Executor executor)

Method Summary

Modifier and Type	Method	Description
CompletableFuture<Void>	appendAbortMark(org.apache.pulsar.client.api.transaction.TxnID txnID, org.apache.pulsar.common.api.proto.CommandAck.AckType ackType)	Append the pending ack abort mark to the ack persistent store.
CompletableFuture<Void>	appendCommitMark(org.apache.pulsar.client.api.transaction.TxnID txnID, org.apache.pulsar.common.api.proto.CommandAck.AckType ackType)	Append the pending ack commit mark to the ack persistent store.
CompletableFuture<Void>	appendCumulativeAck(org.apache.pulsar.client.api.transaction.TxnID txnID, Position position)	Append the cumulative pending ack operation to the ack persistent store.
CompletableFuture<Void>	appendIndividualAck(org.apache.pulsar.client.api.transaction.TxnID txnID, List<org.apache.commons.lang3.tuple.MutablePair<Position,Integer>> positions)	Append the individual pending ack operation to the ack persistent store.
CompletableFuture<Void>	closeAsync()	Close the transaction pending ack store.
CompletableFuture<ManagedLedger>	getManagedLedger()
static String	getTransactionPendingAckStoreCursorName()
static String	getTransactionPendingAckStoreSuffix(String originTopicName, String subName)
void	replayAsync(PendingAckHandleImpl pendingAckHandle, ExecutorService transactionReplayExecutor)	Replay pending ack to recover the pending ack subscription pending ack state.

Methods inherited from class java.lang.Object

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

Field Details

maxAckPosition

protected Position maxAckPosition

Constructor Details

MLPendingAckStore

public MLPendingAckStore(ManagedLedger managedLedger,
 ManagedCursor cursor,
 ManagedCursor subManagedCursor,
 long transactionPendingAckLogIndexMinLag,
 TxnLogBufferedWriterConfig bufferedWriterConfig,
 io.netty.util.Timer timer,
 TxnLogBufferedWriterMetricsStats bufferedWriterMetrics,
 Executor executor)

Method Details

replayAsync

public void replayAsync(PendingAckHandleImpl pendingAckHandle,
 ExecutorService transactionReplayExecutor)

Description copied from interface: PendingAckStore

Replay pending ack to recover the pending ack subscription pending ack state.

Specified by:

replayAsync in interface PendingAckStore

Parameters:

pendingAckHandle - the handle of pending ack

transactionReplayExecutor - the replay executor service

closeAsync

public CompletableFuture<Void> closeAsync()

Description copied from interface: PendingAckStore

Close the transaction pending ack store.

Specified by:

closeAsync in interface PendingAckStore

Returns:

a future represents the result of this operation

appendIndividualAck

public CompletableFuture<Void> appendIndividualAck(org.apache.pulsar.client.api.transaction.TxnID txnID,
 List<org.apache.commons.lang3.tuple.MutablePair<Position,Integer>> positions)

Description copied from interface: PendingAckStore

Append the individual pending ack operation to the ack persistent store.

Specified by:

appendIndividualAck in interface PendingAckStore

Parameters:

txnID - TxnID transaction id.

positions - List the list of position and batch size.

Returns:

a future represents the result of this operation

appendCumulativeAck

public CompletableFuture<Void> appendCumulativeAck(org.apache.pulsar.client.api.transaction.TxnID txnID,
 Position position)

Description copied from interface: PendingAckStore

Append the cumulative pending ack operation to the ack persistent store.

Specified by:

appendCumulativeAck in interface PendingAckStore

Parameters:

txnID - TxnID transaction id.

position - Position the pending ack position.

Returns:

a future represents the result of this operation

appendCommitMark

public CompletableFuture<Void> appendCommitMark(org.apache.pulsar.client.api.transaction.TxnID txnID,
 org.apache.pulsar.common.api.proto.CommandAck.AckType ackType)

Description copied from interface: PendingAckStore

Append the pending ack commit mark to the ack persistent store.

Specified by:

appendCommitMark in interface PendingAckStore

Parameters:

txnID - TxnID the transaction id for add commit mark.

ackType - CommandAck.AckType the ack type of the commit.

Returns:

a future represents the result of this operation

appendAbortMark

public CompletableFuture<Void> appendAbortMark(org.apache.pulsar.client.api.transaction.TxnID txnID,
 org.apache.pulsar.common.api.proto.CommandAck.AckType ackType)

Description copied from interface: PendingAckStore

Append the pending ack abort mark to the ack persistent store.

Specified by:

appendAbortMark in interface PendingAckStore

Parameters:

txnID - Position the txnID

ackType - CommandAck.AckType the ack type of the abort.

Returns:

a future represents the result of this operation

getManagedLedger

public CompletableFuture<ManagedLedger> getManagedLedger()

getTransactionPendingAckStoreSuffix

public static String getTransactionPendingAckStoreSuffix(String originTopicName,
 String subName)

getTransactionPendingAckStoreCursorName

public static String getTransactionPendingAckStoreCursorName()