org.apache.crunch

Class GroupingOptions.Builder

java.lang.Object

org.apache.crunch.GroupingOptions.Builder

Enclosing class:

GroupingOptions

public static class GroupingOptions.Builder
extends Object

Builder class for creating GroupingOptions instances.

Constructor Summary

Constructors

Constructor and Description
Builder()

Method Summary

Modifier and Type	Method and Description
GroupingOptions	build()
GroupingOptions.Builder	conf(String confKey, String confValue)
GroupingOptions.Builder	groupingComparatorClass(Class<? extends org.apache.hadoop.io.RawComparator> groupingComparatorClass)
GroupingOptions.Builder	numReducers(int numReducers)
GroupingOptions.Builder	partitionerClass(Class<? extends org.apache.hadoop.mapreduce.Partitioner> partitionerClass)
GroupingOptions.Builder	requireSortedKeys()
GroupingOptions.Builder	sortComparatorClass(Class<? extends org.apache.hadoop.io.RawComparator> sortComparatorClass)
GroupingOptions.Builder	sourceTarget(SourceTarget<?> st) Deprecated.
GroupingOptions.Builder	sourceTargets(Collection<SourceTarget<?>> st)
GroupingOptions.Builder	sourceTargets(SourceTarget<?>... st)

Methods inherited from class java.lang.Object

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

Constructor Detail

Builder

public Builder()

Method Detail

partitionerClass

public GroupingOptions.Builder partitionerClass(Class<? extends org.apache.hadoop.mapreduce.Partitioner> partitionerClass)

groupingComparatorClass

public GroupingOptions.Builder groupingComparatorClass(Class<? extends org.apache.hadoop.io.RawComparator> groupingComparatorClass)

sortComparatorClass

public GroupingOptions.Builder sortComparatorClass(Class<? extends org.apache.hadoop.io.RawComparator> sortComparatorClass)

requireSortedKeys

public GroupingOptions.Builder requireSortedKeys()

numReducers

public GroupingOptions.Builder numReducers(int numReducers)

conf

public GroupingOptions.Builder conf(String confKey,
                                    String confValue)

sourceTarget

@Deprecated
public GroupingOptions.Builder sourceTarget(SourceTarget<?> st)

Deprecated.

sourceTargets

public GroupingOptions.Builder sourceTargets(SourceTarget<?>... st)

sourceTargets

public GroupingOptions.Builder sourceTargets(Collection<SourceTarget<?>> st)

build

public GroupingOptions build()