Package io.trino.plugin.hive

Class HivePageSource

java.lang.Object

io.trino.plugin.hive.HivePageSource

All Implemented Interfaces:

ConnectorPageSource, Closeable, AutoCloseable

public class HivePageSource
extends Object
implements ConnectorPageSource

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	HivePageSource.BucketAdapter
static class	HivePageSource.BucketValidator

Field Summary

Fields inherited from interface io.trino.spi.connector.ConnectorPageSource

NOT_BLOCKED

Constructor Summary

Constructors

Constructor	Description
HivePageSource(List<HivePageSourceProvider.ColumnMapping> columnMappings, Optional<HivePageSourceProvider.BucketAdaptation> bucketAdaptation, Optional<HivePageSource.BucketValidator> bucketValidator, Optional<ReaderProjectionsAdapter> projectionsAdapter, TypeManager typeManager, ConnectorPageSource delegate)

Method Summary

Modifier and Type	Method	Description
void	close()
protected void	closeWithSuppression(Throwable throwable)
long	getCompletedBytes()
OptionalLong	getCompletedPositions()
ConnectorPageSource	getDelegate()
Page	getNextPage()
ConnectorPageSource	getPageSource()
long	getReadTimeNanos()
long	getSystemMemoryUsage()
boolean	isFinished()
static boolean	narrowerThan(VarcharType first, VarcharType second)
String	toString()

Methods inherited from class java.lang.Object

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

Methods inherited from interface io.trino.spi.connector.ConnectorPageSource

getMetrics, isBlocked

Constructor Detail

HivePageSource

public HivePageSource(List<HivePageSourceProvider.ColumnMapping> columnMappings,
                      Optional<HivePageSourceProvider.BucketAdaptation> bucketAdaptation,
                      Optional<HivePageSource.BucketValidator> bucketValidator,
                      Optional<ReaderProjectionsAdapter> projectionsAdapter,
                      TypeManager typeManager,
                      ConnectorPageSource delegate)

Method Detail

getDelegate

public ConnectorPageSource getDelegate()

getCompletedBytes

public long getCompletedBytes()

Specified by:

getCompletedBytes in interface ConnectorPageSource

getCompletedPositions

public OptionalLong getCompletedPositions()

Specified by:

getCompletedPositions in interface ConnectorPageSource

getReadTimeNanos

public long getReadTimeNanos()

Specified by:

getReadTimeNanos in interface ConnectorPageSource

isFinished

public boolean isFinished()

Specified by:

isFinished in interface ConnectorPageSource

getNextPage

public Page getNextPage()

Specified by:

getNextPage in interface ConnectorPageSource

close

public void close()

Specified by:

close in interface AutoCloseable

Specified by:

close in interface Closeable

Specified by:

close in interface ConnectorPageSource

toString

public String toString()

Overrides:

toString in class Object

getSystemMemoryUsage

public long getSystemMemoryUsage()

Specified by:

getSystemMemoryUsage in interface ConnectorPageSource

closeWithSuppression

protected void closeWithSuppression(Throwable throwable)

getPageSource

public ConnectorPageSource getPageSource()

narrowerThan

public static boolean narrowerThan(VarcharType first,
                                   VarcharType second)