org.elasticsearch.common.util.iterable

Class Iterables

java.lang.Object

org.elasticsearch.common.util.iterable.Iterables

public class Iterables
extends java.lang.Object

Constructor Summary

Constructors

Constructor and Description
Iterables()

Method Summary

Modifier and Type	Method and Description
static boolean	allElementsAreEqual(java.lang.Iterable<?> left, java.lang.Iterable<?> right)
static <T> java.lang.Iterable<T>	concat(java.lang.Iterable<T>... inputs)
static <T> java.lang.Iterable<T>	flatten(java.lang.Iterable<? extends java.lang.Iterable<T>> inputs) Flattens the two level Iterable into a single Iterable.
static <T> T	get(java.lang.Iterable<T> iterable, int position)
static <T> T	getFirst(java.lang.Iterable<T> collection, T defaultValue)

Methods inherited from class java.lang.Object

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

Constructor Detail

Iterables

public Iterables()

Method Detail

concat

public static <T> java.lang.Iterable<T> concat(java.lang.Iterable<T>... inputs)

flatten

public static <T> java.lang.Iterable<T> flatten(java.lang.Iterable<? extends java.lang.Iterable<T>> inputs)

Flattens the two level Iterable into a single Iterable. Note that this pre-caches the values from the outer Iterable, but not the values from the inner one.

allElementsAreEqual

public static boolean allElementsAreEqual(java.lang.Iterable<?> left,
                                          java.lang.Iterable<?> right)

getFirst

public static <T> T getFirst(java.lang.Iterable<T> collection,
                             T defaultValue)

get

public static <T> T get(java.lang.Iterable<T> iterable,
                        int position)