Package io.activej.common.collection

Class IteratorUtils

java.lang.Object

io.activej.common.collection.IteratorUtils

public final class IteratorUtils
extends Object

Constructor Summary

Constructors

Constructor	Description
IteratorUtils()

Method Summary

Modifier and Type	Method	Description
static <T> Iterator<T>	append(Iterator<? extends T> iterator, T value)
static <T> Iterator<T>	concat(Iterator<? extends Iterator<? extends T>> iterators)
static <T> Iterator<T>	concat(Iterator<? extends T> iterator1, Iterator<? extends T> iterator2)
static <T> Iterator<T>	iteratorOf()
static <T> Iterator<T>	iteratorOf(T item)
static <T> Iterator<T>	iteratorOf(T... items)
static <T> Iterator<T>	iteratorOf(T item1, T item2)
static <T> Iterator<T>	prepend(T value, Iterator<? extends T> iterator)
static <T, R> Iterator<R>	transformIterator(Iterator<? extends T> iterator, Function<? super T,? extends R> fn)

Methods inherited from class java.lang.Object

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

Constructor Details

IteratorUtils

public IteratorUtils()

Method Details

iteratorOf

public static <T> Iterator<T> iteratorOf()

iteratorOf

public static <T> Iterator<T> iteratorOf(T item)

iteratorOf

public static <T> Iterator<T> iteratorOf(T item1,
 T item2)

iteratorOf

@SafeVarargs
public static <T> Iterator<T> iteratorOf(T... items)

transformIterator

public static <T,
R> Iterator<R> transformIterator(Iterator<? extends T> iterator,
 Function<? super T,? extends R> fn)

concat

public static <T> Iterator<T> concat(Iterator<? extends T> iterator1,
 Iterator<? extends T> iterator2)

append

public static <T> Iterator<T> append(Iterator<? extends T> iterator,
 T value)

prepend

public static <T> Iterator<T> prepend(T value,
 Iterator<? extends T> iterator)

concat

public static <T> Iterator<T> concat(Iterator<? extends Iterator<? extends T>> iterators)