Package org.apache.pulsar.sql.presto

Class PulsarRecordCursor

java.lang.Object

org.apache.pulsar.sql.presto.PulsarRecordCursor

All Implemented Interfaces:

io.prestosql.spi.connector.RecordCursor, java.io.Closeable, java.lang.AutoCloseable

public class PulsarRecordCursor
extends java.lang.Object
implements io.prestosql.spi.connector.RecordCursor

Implementation of a cursor to read records.

Field Summary

Fields

Modifier and Type	Field	Description
protected org.apache.pulsar.common.util.collections.ConcurrentOpenHashMap<java.lang.String,org.apache.pulsar.sql.presto.PulsarRecordCursor.ChunkedMessageCtx>	chunkedMessagesMap

Constructor Summary

Constructors

Constructor	Description
PulsarRecordCursor(java.util.List<PulsarColumnHandle> columnHandles, PulsarSplit pulsarSplit, PulsarConnectorConfig pulsarConnectorConfig, PulsarDispatchingRowDecoderFactory decoderFactory)

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)
java.lang.Object	getObject(int field)
long	getReadTimeNanos()
io.airlift.slice.Slice	getSlice(int field)
io.prestosql.spi.type.Type	getType(int field)
boolean	isNull(int field)
void	setPulsarSqlSchemaInfoProvider(PulsarSqlSchemaInfoProvider schemaInfoProvider)

Methods inherited from class java.lang.Object

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

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

getSystemMemoryUsage

Field Detail

chunkedMessagesMap

protected org.apache.pulsar.common.util.collections.ConcurrentOpenHashMap<java.lang.String,org.apache.pulsar.sql.presto.PulsarRecordCursor.ChunkedMessageCtx> chunkedMessagesMap

Constructor Detail

PulsarRecordCursor

public PulsarRecordCursor(java.util.List<PulsarColumnHandle> columnHandles,
                          PulsarSplit pulsarSplit,
                          PulsarConnectorConfig pulsarConnectorConfig,
                          PulsarDispatchingRowDecoderFactory decoderFactory)

Method Detail

getCompletedBytes

public long getCompletedBytes()

Specified by:

getCompletedBytes in interface io.prestosql.spi.connector.RecordCursor

getReadTimeNanos

public long getReadTimeNanos()

Specified by:

getReadTimeNanos in interface io.prestosql.spi.connector.RecordCursor

getType

public io.prestosql.spi.type.Type getType(int field)

Specified by:

getType in interface io.prestosql.spi.connector.RecordCursor

setPulsarSqlSchemaInfoProvider

public void setPulsarSqlSchemaInfoProvider(PulsarSqlSchemaInfoProvider schemaInfoProvider)

advanceNextPosition

public boolean advanceNextPosition()

Specified by:

advanceNextPosition in interface io.prestosql.spi.connector.RecordCursor

getBoolean

public boolean getBoolean(int field)

Specified by:

getBoolean in interface io.prestosql.spi.connector.RecordCursor

getLong

public long getLong(int field)

Specified by:

getLong in interface io.prestosql.spi.connector.RecordCursor

getDouble

public double getDouble(int field)

Specified by:

getDouble in interface io.prestosql.spi.connector.RecordCursor

getSlice

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

Specified by:

getSlice in interface io.prestosql.spi.connector.RecordCursor

getObject

public java.lang.Object getObject(int field)

Specified by:

getObject in interface io.prestosql.spi.connector.RecordCursor

isNull

public boolean isNull(int field)

Specified by:

isNull in interface io.prestosql.spi.connector.RecordCursor

close

public void close()

Specified by:

close in interface java.lang.AutoCloseable

Specified by:

close in interface java.io.Closeable

Specified by:

close in interface io.prestosql.spi.connector.RecordCursor