org.apache.flink.table.runtime.partitioner

Class BinaryHashPartitioner

java.lang.Object

org.apache.flink.streaming.runtime.partitioner.StreamPartitioner<org.apache.flink.table.data.RowData>

org.apache.flink.table.runtime.partitioner.BinaryHashPartitioner

All Implemented Interfaces:

Serializable, org.apache.flink.runtime.io.network.api.writer.ChannelSelector<org.apache.flink.runtime.plugable.SerializationDelegate<org.apache.flink.streaming.runtime.streamrecord.StreamRecord<org.apache.flink.table.data.RowData>>>

public class BinaryHashPartitioner
extends org.apache.flink.streaming.runtime.partitioner.StreamPartitioner<org.apache.flink.table.data.RowData>

Hash partitioner for BinaryRowData.

See Also:

Serialized Form

Field Summary

Fields inherited from class org.apache.flink.streaming.runtime.partitioner.StreamPartitioner

numberOfChannels

Constructor Summary

Constructors

Constructor and Description
BinaryHashPartitioner(GeneratedHashFunction genHashFunc, String[] hashFieldNames)

Method Summary

Modifier and Type	Method and Description
org.apache.flink.streaming.runtime.partitioner.StreamPartitioner<org.apache.flink.table.data.RowData>	copy()
boolean	equals(Object o)
org.apache.flink.runtime.io.network.api.writer.SubtaskStateMapper	getDownstreamSubtaskStateMapper()
int	hashCode()
boolean	isPointwise()
int	selectChannel(org.apache.flink.runtime.plugable.SerializationDelegate<org.apache.flink.streaming.runtime.streamrecord.StreamRecord<org.apache.flink.table.data.RowData>> record)
String	toString()

Methods inherited from class org.apache.flink.streaming.runtime.partitioner.StreamPartitioner

disableUnalignedCheckpoints, getUpstreamSubtaskStateMapper, isBroadcast, isSupportsUnalignedCheckpoint, setup

Methods inherited from class java.lang.Object

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

Constructor Detail

BinaryHashPartitioner

public BinaryHashPartitioner(GeneratedHashFunction genHashFunc,
                             String[] hashFieldNames)

Method Detail

copy

public org.apache.flink.streaming.runtime.partitioner.StreamPartitioner<org.apache.flink.table.data.RowData> copy()

Specified by:

copy in class org.apache.flink.streaming.runtime.partitioner.StreamPartitioner<org.apache.flink.table.data.RowData>

selectChannel

public int selectChannel(org.apache.flink.runtime.plugable.SerializationDelegate<org.apache.flink.streaming.runtime.streamrecord.StreamRecord<org.apache.flink.table.data.RowData>> record)

getDownstreamSubtaskStateMapper

public org.apache.flink.runtime.io.network.api.writer.SubtaskStateMapper getDownstreamSubtaskStateMapper()

Specified by:

getDownstreamSubtaskStateMapper in class org.apache.flink.streaming.runtime.partitioner.StreamPartitioner<org.apache.flink.table.data.RowData>

isPointwise

public boolean isPointwise()

Specified by:

isPointwise in class org.apache.flink.streaming.runtime.partitioner.StreamPartitioner<org.apache.flink.table.data.RowData>

equals

public boolean equals(Object o)

Overrides:

equals in class org.apache.flink.streaming.runtime.partitioner.StreamPartitioner<org.apache.flink.table.data.RowData>

hashCode

public int hashCode()

Overrides:

hashCode in class org.apache.flink.streaming.runtime.partitioner.StreamPartitioner<org.apache.flink.table.data.RowData>

toString

public String toString()

Overrides:

toString in class Object