com.facebook.presto.split

Class SampledSplitSource

java.lang.Object

com.facebook.presto.split.SampledSplitSource

All Implemented Interfaces:

SplitSource, Closeable, AutoCloseable

public class SampledSplitSource
extends Object
implements SplitSource

Nested Class Summary

Nested classes/interfaces inherited from interface com.facebook.presto.split.SplitSource

SplitSource.SplitBatch

Constructor Summary

Constructors

Constructor and Description
SampledSplitSource(SplitSource splitSource, double sampleRatio)

Method Summary

Modifier and Type	Method and Description
void	close()
ConnectorId	getConnectorId()
com.google.common.util.concurrent.ListenableFuture<SplitSource.SplitBatch>	getNextBatch(ConnectorPartitionHandle partitionHandle, Lifespan lifespan, int maxSize)
ConnectorTransactionHandle	getTransactionHandle()
boolean	isFinished()
void	rewind(ConnectorPartitionHandle partitionHandle)

Methods inherited from class java.lang.Object

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

Constructor Detail

SampledSplitSource

public SampledSplitSource(SplitSource splitSource,
                          double sampleRatio)

Method Detail

getConnectorId

@Nullable
public ConnectorId getConnectorId()

Specified by:

getConnectorId in interface SplitSource

getTransactionHandle

public ConnectorTransactionHandle getTransactionHandle()

Specified by:

getTransactionHandle in interface SplitSource

getNextBatch

public com.google.common.util.concurrent.ListenableFuture<SplitSource.SplitBatch> getNextBatch(ConnectorPartitionHandle partitionHandle,
                                                                                               Lifespan lifespan,
                                                                                               int maxSize)

Specified by:

getNextBatch in interface SplitSource

rewind

public void rewind(ConnectorPartitionHandle partitionHandle)

Specified by:

rewind in interface SplitSource

close

public void close()

Specified by:

close in interface SplitSource

Specified by:

close in interface Closeable

Specified by:

close in interface AutoCloseable

isFinished

public boolean isFinished()

Specified by:

isFinished in interface SplitSource