NullOption.php

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<?php
 
declare(strict_types=1);
 
namespace ILIAS\AdvancedMetaData\Data\FieldDefinition\TypeSpecificData\Select;
 
class NullOption implements Option
{
    public function optionID(): ?int
    {
        return null;
    }
 
    public function getPosition(): int
    {
        return 0;
    }
 
    public function setPosition(int $position): void
    {
    }
 
    public function getTranslations(): \Generator
    {
        yield from [];
    }
 
    public function hasTranslationInLanguage(string $language): bool
    {
        return false;
    }
 
    public function getTranslationInLanguage(string $language): ?OptionTranslation
    {
        return null;
    }
 
    public function addTranslation(string $language): OptionTranslation
    {
        return new NullOptionTranslation();
    }
 
    public function removeTranslation(string $language): void
    {
    }
 
    public function isPersisted(): bool
    {
        return false;
    }
 
    public function containsChanges(): bool
    {
        return false;
    }
}