de.skuzzle.tinyplugz.util

Class Iterators

java.lang.Object

de.skuzzle.tinyplugz.util.Iterators

public final class Iterators
extends Object

Utility class for dealing with Iterators.

Author:

Simon Taddiken

Method Summary

Modifier and Type	Method and Description
static <T> Iterable<T>	composite(Iterable<T>... iterables) Creates an iterable which returns a composite iterator over all iterators of the given iterables.
static <T> ElementIterator<T>	composite(Iterator<T>... iterators) Creates an iterator which subsequently iterates over all given iterators.
static <T> Iterable<T>	iterableOf(Iterator<T> it) Wraps the given Iterator into an Iterable.
static <T> Iterator<T>	singleIterator(T t) Creates an Iterator over the single given element.

Methods inherited from class java.lang.Object

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

Method Detail

singleIterator

public static <T> Iterator<T> singleIterator(T t)

Creates an Iterator over the single given element.

Parameters:

t - The element.

Returns:

Iterator returning the single element.

iterableOf

public static <T> Iterable<T> iterableOf(Iterator<T> it)

Wraps the given Iterator into an Iterable.

Parameters:

it - The Iterator to wrap.

Returns:

An Iterable which returns the given Iterator.

composite

@SafeVarargs
public static <T> ElementIterator<T> composite(Iterator<T>... iterators)

Creates an iterator which subsequently iterates over all given iterators.

Parameters:

iterators - An array of iterators.

Returns:

A composite iterator iterating the values of all given iterators in given order.

composite

@SafeVarargs
public static <T> Iterable<T> composite(Iterable<T>... iterables)

Creates an iterable which returns a composite iterator over all iterators of the given iterables.

Parameters:

iterables - The Iterables to wrap.

Returns:

A composite iterable.