NullManipulator.php

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<?php

declare(strict_types=1);

namespace ILIAS\MetaData\Manipulator;

use ILIAS\MetaData\Manipulator\Path\PathConditionsCollectionInterface;
use ILIAS\MetaData\Manipulator\Path\PathUtilitiesFactoryInterface;
use ILIAS\MetaData\Paths\Filters\FilterType;
use ILIAS\MetaData\Paths\Steps\StepInterface;
use ILIAS\MetaData\Paths\Steps\StepToken;
use ILIAS\MetaData\Repository\RepositoryInterface;
use ILIAS\MetaData\Elements\Markers\MarkerFactoryInterface;
use ILIAS\MetaData\Paths\Navigator\NavigatorFactoryInterface;
use ILIAS\MetaData\Elements\SetInterface;
use ILIAS\MetaData\Paths\PathInterface;
use ILIAS\MetaData\Elements\ElementInterface;
use ILIAS\MetaData\Elements\Markers\MarkableInterface;
use ILIAS\MetaData\Elements\Markers\Action;
use ilMDPathException;
use ILIAS\MetaData\Elements\NullSet;

class NullManipulator implements ManipulatorInterface
{
    public function prepareDelete(
        SetInterface $set,
        PathInterface $path
    ): SetInterface {
        return new NullSet();
    }

    public function execute(SetInterface $set): void
    {
    }

    public function prepareCreateOrUpdate(
        SetInterface $set,
        PathInterface $path,
        string ...$values
    ): SetInterface {
        return new NullSet();
    }

    public function prepareForceCreate(
        SetInterface $set,
        PathInterface $path,
        string ...$values
    ): SetInterface {
        return new NullSet();
    }
}