org.apache.spark.util

Class Iterators

Object

org.apache.spark.util.Iterators

public class Iterators
extends Object

Constructor Summary

Constructors

Constructor and Description
Iterators()

Method Summary

Modifier and Type	Method and Description
static long	size(scala.collection.Iterator<?> iterator) Counts the number of elements of an iterator using a while loop rather than calling TraversableOnce.size() because it uses a for loop, which is slightly slower in the current version of Scala.

Methods inherited from class Object

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

Constructor Detail

Iterators

public Iterators()

Method Detail

size

public static long size(scala.collection.Iterator<?> iterator)

Counts the number of elements of an iterator using a while loop rather than calling TraversableOnce.size() because it uses a for loop, which is slightly slower in the current version of Scala.

Parameters:

iterator - (undocumented)

Returns:

(undocumented)