Package io.trino.plugin.accumulo.io

Class AccumuloRecordCursor

java.lang.Object

io.trino.plugin.accumulo.io.AccumuloRecordCursor

All Implemented Interfaces:

RecordCursor, Closeable, AutoCloseable

public class AccumuloRecordCursor
extends Object
implements RecordCursor

Implementation of Trino RecordCursor, responsible for iterating over a Trino split, reading rows of data and then implementing various methods to retrieve columns within each row.

See Also:

• AccumuloRecordSet
• AccumuloRecordSetProvider

Constructor Summary

Constructors

Constructor	Description
AccumuloRecordCursor(AccumuloRowSerializer serializer, org.apache.accumulo.core.client.BatchScanner scanner, String rowIdName, List<AccumuloColumnHandle> columnHandles)

Method Summary

Modifier and Type	Method	Description
boolean	advanceNextPosition()
void	close()
boolean	getBoolean(int field)
long	getCompletedBytes()
double	getDouble(int field)
long	getLong(int field)
Object	getObject(int field)
long	getReadTimeNanos()
io.airlift.slice.Slice	getSlice(int field)
Type	getType(int field)
boolean	isNull(int field)

Methods inherited from class java.lang.Object

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

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

getMemoryUsage

Constructor Details

AccumuloRecordCursor

public AccumuloRecordCursor(AccumuloRowSerializer serializer,
 org.apache.accumulo.core.client.BatchScanner scanner,
 String rowIdName,
 List<AccumuloColumnHandle> columnHandles)

Method Details

getCompletedBytes

public long getCompletedBytes()

Specified by:

getCompletedBytes in interface RecordCursor

getReadTimeNanos

public long getReadTimeNanos()

Specified by:

getReadTimeNanos in interface RecordCursor

getType

public Type getType(int field)

Specified by:

getType in interface RecordCursor

advanceNextPosition

public boolean advanceNextPosition()

Specified by:

advanceNextPosition in interface RecordCursor

isNull

public boolean isNull(int field)

Specified by:

isNull in interface RecordCursor

getBoolean

public boolean getBoolean(int field)

Specified by:

getBoolean in interface RecordCursor

getDouble

public double getDouble(int field)

Specified by:

getDouble in interface RecordCursor

getLong

public long getLong(int field)

Specified by:

getLong in interface RecordCursor

getObject

public Object getObject(int field)

Specified by:

getObject in interface RecordCursor

getSlice

public io.airlift.slice.Slice getSlice(int field)

Specified by:

getSlice in interface RecordCursor

close

public void close()

Specified by:

close in interface AutoCloseable

Specified by:

close in interface Closeable

Specified by:

close in interface RecordCursor