ObjectData.php

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<?php

declare(strict_types=0);

namespace ILIAS\Tracking\View\DataRetrieval\Info\Iterator;

use ILIAS\Tracking\View\DataRetrieval\Info\Iterator\ObjectDataInterface;
use ILIAS\Tracking\View\DataRetrieval\Info\ObjectDataInterface as ObjectDataInfoInterface;

class ObjectData implements ObjectDataInterface
{
    protected int $index;
    protected array $elements;

    public function __construct(
        ObjectDataInfoInterface ...$objectDataInfo
    ) {
        $this->index = 0;
        $this->elements = $objectDataInfo;
    }

    public function current(): ObjectDataInfoInterface
    {
        return $this->elements[$this->index];
    }

    public function key(): int
    {
        return $this->index;
    }

    public function valid(): bool
    {
        return isset($this->elements[$this->index]);
    }

    public function rewind(): void
    {
        $this->index = 0;
    }

    public function next(): void
    {
        $this->index++;
    }
}