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Remove two unused methods in Iterables (#37075) 

These helper methods are unused in the rest of the codebase.
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Christoph Büscher 2019-01-03 10:28:47 +01:00 committed by GitHub
parent b7f6ee72a6
commit e21054d176
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1 changed files with 0 additions and 42 deletions
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server/src/main/java/org/elasticsearch/common/util/iterable/Iterables.java
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@ -21,7 +21,6 @@ package org.elasticsearch.common.util.iterable;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collection;
import java.util.Iterator;
import java.util.List;
import java.util.Objects;
@ -29,8 +28,6 @@ import java.util.stream.Stream;
import java.util.stream.StreamSupport;
public class Iterables {
public Iterables() {
}
public static <T> Iterable<T> concat(Iterable<T>... inputs) {
Objects.requireNonNull(inputs);
@ -80,45 +77,6 @@ public class Iterables {
}
}
public static boolean allElementsAreEqual(Iterable<?> left, Iterable<?> right) {
Objects.requireNonNull(left);
Objects.requireNonNull(right);
if (left instanceof Collection && right instanceof Collection) {
Collection collection1 = (Collection) left;
Collection collection2 = (Collection) right;
if (collection1.size() != collection2.size()) {
return false;
}
}
Iterator<?> leftIt = left.iterator();
Iterator<?> rightIt = right.iterator();
while (true) {
if (leftIt.hasNext()) {
if (!rightIt.hasNext()) {
return false;
}
Object o1 = leftIt.next();
Object o2 = rightIt.next();
if (Objects.equals(o1, o2)) {
continue;
}
return false;
}
return !rightIt.hasNext();
}
}
public static <T> T getFirst(Iterable<T> collection, T defaultValue) {
Objects.requireNonNull(collection);
Iterator<T> iterator = collection.iterator();
return iterator.hasNext() ? iterator.next() : defaultValue;
}
public static <T> T get(Iterable<T> iterable, int position) {
Objects.requireNonNull(iterable);
if (position < 0) {