org.apache.pulsar.broker.transaction.buffer

Interface TransactionCursor

public interface TransactionCursor

The transaction Cursor maintains the index of all transactions.

Method Summary

Modifier and Type	Method and Description
CompletableFuture<Void>	abortTxn(org.apache.pulsar.client.api.transaction.TxnID txnID) Abort transaction.
CompletableFuture<Void>	commitTxn(long committedLedgerId, long committedEntryId, org.apache.pulsar.client.api.transaction.TxnID txnID, Position position) Commit transaction.
CompletableFuture<Set<org.apache.pulsar.client.api.transaction.TxnID>>	getAllTxnsCommittedAtLedger(long ledgerId) Get all the transaction id on the specified ledger.
CompletableFuture<TransactionMeta>	getTxnMeta(org.apache.pulsar.client.api.transaction.TxnID txnID, boolean createIfNotExist) Get the specified transaction meta.
CompletableFuture<Void>	removeTxnsCommittedAtLedger(long ledgerId) Remove the transactions on the specified ledger.

Method Detail

getTxnMeta

CompletableFuture<TransactionMeta> getTxnMeta(org.apache.pulsar.client.api.transaction.TxnID txnID,
                                              boolean createIfNotExist)

Get the specified transaction meta.

Parameters:

txnID -

createIfNotExist -

Returns:

commitTxn

CompletableFuture<Void> commitTxn(long committedLedgerId,
                                  long committedEntryId,
                                  org.apache.pulsar.client.api.transaction.TxnID txnID,
                                  Position position)

Commit transaction.

Parameters:

committedLedgerId - the ledger which txn committed at.

committedEntryId - the entry which txn committed at.

txnID - the id which txn committed.

position - the commit position at transaction log.

Returns:

abortTxn

CompletableFuture<Void> abortTxn(org.apache.pulsar.client.api.transaction.TxnID txnID)

Abort transaction.

Parameters:

txnID - aborted transaction id.

Returns:

getAllTxnsCommittedAtLedger

CompletableFuture<Set<org.apache.pulsar.client.api.transaction.TxnID>> getAllTxnsCommittedAtLedger(long ledgerId)

Get all the transaction id on the specified ledger.

Parameters:

ledgerId - the transaction committed ledger id

Returns:

removeTxnsCommittedAtLedger

CompletableFuture<Void> removeTxnsCommittedAtLedger(long ledgerId)

Remove the transactions on the specified ledger.

Parameters:

ledgerId - the remove transaction id

Returns: