Package org.apache.pulsar.transaction.coordinator

Interface TransactionLog

All Known Implementing Classes:

MLTransactionLogImpl

public interface TransactionLog

A log interface for transaction to read and write transaction operation.

Method Summary

Modifier and Type	Method	Description
CompletableFuture<Position>	append(TransactionMetadataEntry transactionMetadataEntry)	Append the transaction operation to the transaction log.
CompletableFuture<Void>	closeAsync()	Close the transaction log.
CompletableFuture<Void>	initialize()	Initialize the TransactionLog implementation.
void	replayAsync(TransactionLogReplayCallback transactionLogReplayCallback)	Replay transaction log to load the transaction map.

Method Details

initialize

CompletableFuture<Void> initialize()

Initialize the TransactionLog implementation.

replayAsync

void replayAsync(TransactionLogReplayCallback transactionLogReplayCallback)

Replay transaction log to load the transaction map.

Parameters:

transactionLogReplayCallback - the call back for replaying the transaction log

closeAsync

CompletableFuture<Void> closeAsync()

Close the transaction log.

append

CompletableFuture<Position> append(TransactionMetadataEntry transactionMetadataEntry)

Append the transaction operation to the transaction log.

Parameters:

transactionMetadataEntry - TransactionMetadataEntry transaction metadata entry

Returns:

a future represents the result of this operation