org.apache.tez.runtime.library.cartesianproduct

Class CartesianProductFilter

java.lang.Object

org.apache.tez.runtime.library.cartesianproduct.CartesianProductFilter

@InterfaceStability.Evolving
public abstract class CartesianProductFilter
extends Object

User can extend this base class and override isValidCombination to implement custom filter

Constructor Summary

Constructors

Constructor and Description
CartesianProductFilter(org.apache.tez.dag.api.UserPayload payload)

Method Summary

Modifier and Type	Method and Description
org.apache.tez.dag.api.UserPayload	getUserPayload()
abstract boolean	isValidCombination(Map<String,Integer> vertexPartitionMap)

Methods inherited from class java.lang.Object

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

Constructor Detail

CartesianProductFilter

public CartesianProductFilter(org.apache.tez.dag.api.UserPayload payload)

Method Detail

isValidCombination

public abstract boolean isValidCombination(Map<String,Integer> vertexPartitionMap)

Parameters:

vertexPartitionMap - the map from vertex name to partition id

Returns:

whether this combination of partitions is valid

getUserPayload

public org.apache.tez.dag.api.UserPayload getUserPayload()