Package nosql.batch.update.wal

Class WriteAheadLogCompleter<LOCKS,UPDATES,L extends Lock,BATCH_ID>

java.lang.Object

nosql.batch.update.wal.AbstractWriteAheadLogCompleter<LOCKS,UPDATES,BATCH_ID>

nosql.batch.update.wal.WriteAheadLogCompleter<LOCKS,UPDATES,L,BATCH_ID>

public class WriteAheadLogCompleter<LOCKS,UPDATES,L extends Lock,BATCH_ID>
extends AbstractWriteAheadLogCompleter<LOCKS,UPDATES,BATCH_ID>

Completes hanged transactions

Constructor Summary

Constructors

Constructor	Description
WriteAheadLogCompleter(BatchOperations<LOCKS,UPDATES,L,BATCH_ID> batchOperations, Duration staleBatchesThreshold, int batchSize, ExclusiveLocker exclusiveLocker, ScheduledExecutorService scheduledExecutorService)

Method Summary

Modifier and Type	Method	Description
protected List<WalRecord<LOCKS,UPDATES,BATCH_ID>>	getStaleBatchesForRange(WalTimeRange timeRange)
protected List<WalTimeRange>	getTimeRanges(Duration staleBatchesThreshold, int batchSize)
protected void	processAndDeleteTransactions(WalRecord<LOCKS,UPDATES,BATCH_ID> batch)
protected void	releaseLocksAndDeleteWalTransactionOnError(WalRecord<LOCKS,UPDATES,BATCH_ID> batch)

Methods inherited from class nosql.batch.update.wal.AbstractWriteAheadLogCompleter

completeHangedTransactions, isSuspended, resume, shutdown, start, suspend

Methods inherited from class java.lang.Object

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

Constructor Details

WriteAheadLogCompleter

public WriteAheadLogCompleter(BatchOperations<LOCKS,UPDATES,L,BATCH_ID> batchOperations,
 Duration staleBatchesThreshold,
 int batchSize,
 ExclusiveLocker exclusiveLocker,
 ScheduledExecutorService scheduledExecutorService)

Parameters:

batchOperations -

staleBatchesThreshold -

exclusiveLocker -

scheduledExecutorService -

Method Details

releaseLocksAndDeleteWalTransactionOnError

protected void releaseLocksAndDeleteWalTransactionOnError(WalRecord<LOCKS,UPDATES,BATCH_ID> batch)

Specified by:

releaseLocksAndDeleteWalTransactionOnError in class AbstractWriteAheadLogCompleter<LOCKS,UPDATES,BATCH_ID>

processAndDeleteTransactions

protected void processAndDeleteTransactions(WalRecord<LOCKS,UPDATES,BATCH_ID> batch)

Specified by:

processAndDeleteTransactions in class AbstractWriteAheadLogCompleter<LOCKS,UPDATES,BATCH_ID>

getTimeRanges

protected List<WalTimeRange> getTimeRanges(Duration staleBatchesThreshold,
 int batchSize)

Specified by:

getTimeRanges in class AbstractWriteAheadLogCompleter<LOCKS,UPDATES,BATCH_ID>

getStaleBatchesForRange

protected List<WalRecord<LOCKS,UPDATES,BATCH_ID>> getStaleBatchesForRange(WalTimeRange timeRange)

Specified by:

getStaleBatchesForRange in class AbstractWriteAheadLogCompleter<LOCKS,UPDATES,BATCH_ID>