com.facebook.presto.execution.buffer

Class OutputBuffers

java.lang.Object

com.facebook.presto.execution.buffer.OutputBuffers

public final class OutputBuffers
extends Object

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	OutputBuffers.BufferType
static class	OutputBuffers.OutputBufferId

Field Summary

Fields

Modifier and Type	Field and Description
static int	BROADCAST_PARTITION_ID

Constructor Summary

Constructors

Constructor and Description
OutputBuffers(OutputBuffers.BufferType type, long version, boolean noMoreBufferIds, Map<OutputBuffers.OutputBufferId,Integer> buffers)

Method Summary

Modifier and Type	Method and Description
void	checkValidTransition(OutputBuffers newOutputBuffers)
static OutputBuffers	createDiscardingOutputBuffers()
static OutputBuffers	createInitialEmptyOutputBuffers(OutputBuffers.BufferType type)
static OutputBuffers	createInitialEmptyOutputBuffers(PartitioningHandle partitioningHandle)
static OutputBuffers	createSpoolingOutputBuffers()
boolean	equals(Object obj)
Map<OutputBuffers.OutputBufferId,Integer>	getBuffers()
OutputBuffers.BufferType	getType()
long	getVersion()
int	hashCode()
boolean	isNoMoreBufferIds()
String	toString()
OutputBuffers	withBuffer(OutputBuffers.OutputBufferId bufferId, int partition)
OutputBuffers	withBuffers(Map<OutputBuffers.OutputBufferId,Integer> buffers)
OutputBuffers	withNoMoreBufferIds()

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

BROADCAST_PARTITION_ID

public static final int BROADCAST_PARTITION_ID

See Also:

Constant Field Values

Constructor Detail

OutputBuffers

public OutputBuffers(OutputBuffers.BufferType type,
                     long version,
                     boolean noMoreBufferIds,
                     Map<OutputBuffers.OutputBufferId,Integer> buffers)

Method Detail

createInitialEmptyOutputBuffers

public static OutputBuffers createInitialEmptyOutputBuffers(OutputBuffers.BufferType type)

createInitialEmptyOutputBuffers

public static OutputBuffers createInitialEmptyOutputBuffers(PartitioningHandle partitioningHandle)

createDiscardingOutputBuffers

public static OutputBuffers createDiscardingOutputBuffers()

createSpoolingOutputBuffers

public static OutputBuffers createSpoolingOutputBuffers()

getType

public OutputBuffers.BufferType getType()

getVersion

public long getVersion()

isNoMoreBufferIds

public boolean isNoMoreBufferIds()

getBuffers

public Map<OutputBuffers.OutputBufferId,Integer> getBuffers()

checkValidTransition

public void checkValidTransition(OutputBuffers newOutputBuffers)

hashCode

public int hashCode()

Overrides:

hashCode in class Object

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

toString

public String toString()

Overrides:

toString in class Object

withBuffer

public OutputBuffers withBuffer(OutputBuffers.OutputBufferId bufferId,
                                int partition)

withBuffers

public OutputBuffers withBuffers(Map<OutputBuffers.OutputBufferId,Integer> buffers)

withNoMoreBufferIds

public OutputBuffers withNoMoreBufferIds()