KV.OrderByValue (Google Cloud Dataflow SDK 1.9.1 API)

Google Cloud Dataflow SDK for Java, version 1.9.1

Warning: Dataflow SDK 1.x for Java is unsupported as of October 16, 2018. After August 12, 2020, Dataflow will not run jobs using Dataflow 1.x and below. See Migrating from Dataflow SDK 1.x for Java for migration guidance.

Note: If you are using Cloud Dataflow SDK version 2.x, see the Apache Beam API reference documentation.

com.google.cloud.dataflow.sdk.values

Class KV.OrderByValue<K,V extends Comparable<? super V>>

• java.lang.Object
• • com.google.cloud.dataflow.sdk.values.KV.OrderByValue<K,V>

• All Implemented Interfaces:

  SerializableComparator<KV<K,V>>, Serializable, Comparator<KV<K,V>>

  Enclosing class:

  KV<K,V>

  ---

  
  

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

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

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

  See Also:

  Serialized Form

• • Constructor Summary

    Constructors 

    Constructor and Description
    OrderByValue()

  • Method Summary

    All Methods Instance Methods Concrete Methods 

    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 java.util.Comparator

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

• • Constructor Detail

    • OrderByValue

      public OrderByValue()

  • Method Detail

    • compare

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

      Specified by:

      compare in interface Comparator<KV<K,V extends Comparable<? super V>>>