59 lines
1.2 KiB
PHP
59 lines
1.2 KiB
PHP
<?php
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/*
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* This file is part of PharIo\Manifest.
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*
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* (c) Arne Blankerts <arne@blankerts.de>, Sebastian Heuer <sebastian@phpeople.de>, Sebastian Bergmann <sebastian@phpunit.de>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace PharIo\Manifest;
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use DOMElement;
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use DOMNodeList;
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abstract class ElementCollection implements \Iterator {
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/**
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* @var DOMNodeList
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*/
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private $nodeList;
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private $position;
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/**
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* ElementCollection constructor.
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*
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* @param DOMNodeList $nodeList
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*/
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public function __construct(DOMNodeList $nodeList) {
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$this->nodeList = $nodeList;
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$this->position = 0;
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}
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abstract public function current();
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/**
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* @return DOMElement
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*/
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protected function getCurrentElement() {
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return $this->nodeList->item($this->position);
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}
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public function next() {
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$this->position++;
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}
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public function key() {
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return $this->position;
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}
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public function valid() {
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return $this->position < $this->nodeList->length;
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}
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public function rewind() {
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$this->position = 0;
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}
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}
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