org.apache.beam.sdk.values

Class KV.OrderByKey<K extends java.lang.Comparable<? super K>,V>

java.lang.Object

org.apache.beam.sdk.values.KV.OrderByKey<K,V>

All Implemented Interfaces:

java.io.Serializable, java.util.Comparator<KV<K,V>>, SerializableComparator<KV<K,V>>

Enclosing class:

KV<K,V>

public static class KV.OrderByKey<K extends java.lang.Comparable<? super K>,V>
extends java.lang.Object
implements SerializableComparator<KV<K,V>>

A Comparator that orders KVs by the natural ordering of their keys.

A null key is less than any non-null key.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
OrderByKey()

Method Summary

Modifier and Type	Method and Description
int	compare(KV<K,V> a, KV<K,V> b)

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.beam.sdk.transforms.SerializableComparator

comparing

Methods inherited from interface java.util.Comparator

comparing, comparing, comparingDouble, comparingInt, comparingLong, equals, naturalOrder, nullsFirst, nullsLast, reversed, reverseOrder, thenComparing, thenComparing, thenComparing, thenComparingDouble, thenComparingInt, thenComparingLong

Constructor Detail

OrderByKey

public OrderByKey()

Method Detail

compare

public int compare(KV<K,V> a,
                   KV<K,V> b)

Specified by:

compare in interface java.util.Comparator<KV<K extends java.lang.Comparable<? super K>,V>>