FieldCollection example

        return CustomerGroupEntity::class;
    }

    public function since(): ?string
    {
        return '6.0.0.0';
    }

    protected function defineFields(): FieldCollection
    {
        return new FieldCollection([
            (new IdField('id', 'id'))->addFlags(new ApiAware(), new PrimaryKey(), new Required()),
            (new TranslatedField('name'))->addFlags(new ApiAware(), new SearchRanking(SearchRanking::HIGH_SEARCH_RANKING)),
            (new BoolField('display_gross', 'displayGross'))->addFlags(new ApiAware()),
            (new TranslatedField('customFields'))->addFlags(new ApiAware()),
            // Merchant Registration             (new BoolField('registration_active', 'registrationActive'))->addFlags(new ApiAware()),
            (new TranslatedField('registrationTitle'))->addFlags(new ApiAware()),
            (new TranslatedField('registrationIntroduction'))->addFlags(new ApiAware()),
            (new TranslatedField('registrationOnlyCompanyRegistration'))->addFlags(new ApiAware()),
            (new TranslatedField('registrationSeoMetaDescription'))->addFlags(new ApiAware()),
            (new OneToManyAssociationField('customers', CustomerDefinition::class, 'customer_group_id', 'id'))->addFlags(new RestrictDelete()),
            (

        return '6.1.0.0';
    }

    protected function getParentDefinitionClass(): string
    {
        return TaxRuleTypeDefinition::class;
    }

    protected function defineFields(): FieldCollection
    {
        return new FieldCollection([
            (new StringField('type_name', 'typeName'))->addFlags(new Required()),
        ]);
    }
}

        return '6.0.0.0';
    }

    protected function getParentDefinitionClass(): string
    {
        return NumberRangeDefinition::class;
    }

    protected function defineFields(): FieldCollection
    {
        return new FieldCollection([
            (new IdField('id', 'id'))->addFlags(new PrimaryKey(), new Required()),
            (new FkField('number_range_id', 'numberRangeId', NumberRangeDefinition::class))->addFlags(new Required()),
            (new IntField('last_value', 'lastValue'))->addFlags(new Required()),

            (new OneToOneAssociationField('numberRange', 'number_range_id', 'id', NumberRangeDefinition::class, false))->addFlags(new RestrictDelete()),
        ]);
    }
}

        return LanguageEntity::class;
    }

    public function since(): ?string
    {
        return '6.0.0.0';
    }

    protected function defineFields(): FieldCollection
    {
        $collection = new FieldCollection([
            (new IdField('id', 'id'))->addFlags(new ApiAware(), new PrimaryKey(), new Required()),
            (new ParentFkField(self::class))->addFlags(new ApiAware()),
            (new FkField('locale_id', 'localeId', LocaleDefinition::class))->addFlags(new ApiAware(), new Required()),
            (new FkField('translation_code_id', 'translationCodeId', LocaleDefinition::class))->addFlags(new ApiAware()),

            (new StringField('name', 'name'))->addFlags(new ApiAware(), new Required()),
            (new CustomFields())->addFlags(new ApiAware()),
            (new ParentAssociationField(self::class, 'id'))->addFlags(new ApiAware()),
            (new ManyToOneAssociationField('locale', 'locale_id', LocaleDefinition::class, 'id', false))->addFlags(new ApiAware()),
            (new ManyToOneAssociationField('translationCode', 'translation_code_id', LocaleDefinition::class, 'id', false))->addFlags(new ApiAware()),
            (new ChildrenAssociationField(self::class))->addFlags(new ApiAware()),
            

        return self::ENTITY_NAME;
    }

    public function since(): ?string
    {
        return '6.0.0.0';
    }

    protected function defineFields(): FieldCollection
    {
        return new FieldCollection([
            (new FkField('customer_id', 'customerId', CustomerDefinition::class))->addFlags(new ApiAware(), new PrimaryKey(), new Required()),
            (new FkField('tag_id', 'tagId', TagDefinition::class))->addFlags(new ApiAware(), new PrimaryKey(), new Required()),
            new ManyToOneAssociationField('customer', 'customer_id', CustomerDefinition::class, 'id', false),
            (new ManyToOneAssociationField('tag', 'tag_id', TagDefinition::class, 'id', false))->addFlags(new ApiAware()),
        ]);
    }
}

        return SalesChannelTypeEntity::class;
    }

    public function since(): ?string
    {
        return '6.0.0.0';
    }

    protected function defineFields(): FieldCollection
    {
        return new FieldCollection([
            (new IdField('id', 'id'))->addFlags(new PrimaryKey(), new Required()),
            new StringField('cover_url', 'coverUrl'),
            new StringField('icon_name', 'iconName'),
            new ListField('screenshot_urls', 'screenshotUrls', StringField::class),
            new TranslatedField('name'),
            new TranslatedField('manufacturer'),
            new TranslatedField('description'),
            new TranslatedField('descriptionLong'),
            new TranslatedField('customFields'),
            (new TranslationsAssociationField(SalesChannelTypeTranslationDefinition::class, 'sales_channel_type_id'))->addFlags(new Required()),
            new OneToManyAssociationField('salesChannels', SalesChannelDefinition::class, 'type_id', 'id'),
        ]);

        return SalutationEntity::class;
    }

    public function since(): ?string
    {
        return '6.0.0.0';
    }

    protected function defineFields(): FieldCollection
    {
        return new FieldCollection([
            (new IdField('id', 'id'))->addFlags(new ApiAware(), new PrimaryKey(), new Required()),
            (new StringField('salutation_key', 'salutationKey'))->addFlags(new ApiAware(), new Required(), new SearchRanking(SearchRanking::HIGH_SEARCH_RANKING)),
            (new TranslatedField('displayName'))->addFlags(new ApiAware(), new SearchRanking(SearchRanking::HIGH_SEARCH_RANKING)),
            (new TranslatedField('letterName'))->addFlags(new ApiAware(), new SearchRanking(SearchRanking::HIGH_SEARCH_RANKING)),
            (new TranslatedField('customFields'))->addFlags(new ApiAware()),

            (new TranslationsAssociationField(SalutationTranslationDefinition::class, 'salutation_id'))->addFlags(new Required()),

            // Reverse Associations, not available in sales-channel-api             (new OneToManyAssociationField('customers', CustomerDefinition::class, 'salutation_id', 'id'))->addFlags(new SetNullOnDelete()),
            (new OneToManyAssociationField('customerAddresses', CustomerAddressDefinition::class, 'salutation_id', 'id'))->addFlags(new SetNullOnDelete()),
            (

        return ImportExportProfileEntity::class;
    }

    public function since(): ?string
    {
        return '6.0.0.0';
    }

    protected function defineFields(): FieldCollection
    {
        $fields = new FieldCollection([
            (new IdField('id', 'id'))->addFlags(new PrimaryKey(), new Required()),

            new StringField('name', 'name'),
            (new TranslatedField('label'))->addFlags(new Required()),
            new StringField('type', 'type'),
            new BoolField('system_default', 'systemDefault'),
            (new StringField('source_entity', 'sourceEntity'))->addFlags(new Required()),
            (new StringField('file_type', 'fileType'))->addFlags(new Required()),
            (new StringField('delimiter', 'delimiter'))->addFlags(new Required()),
            (new StringField('enclosure', 'enclosure'))->addFlags(new Required()),
            new JsonField('mapping', 'mapping', [], []),
            

        return self::ENTITY_NAME;
    }

    public function since(): ?string
    {
        return '6.0.0.0';
    }

    protected function defineFields(): FieldCollection
    {
        return new FieldCollection([
            (new IdField('id', 'id'))->addFlags(new Required(), new PrimaryKey()),
            (new StringField('iso', 'iso'))->addFlags(new Required()),
        ]);
    }
}

        return '6.0.0.0';
    }

    protected function getParentDefinitionClass(): string
    {
        return DocumentTypeDefinition::class;
    }

    protected function defineFields(): FieldCollection
    {
        return new FieldCollection([
            (new StringField('name', 'name'))->addFlags(new Required()),
            (new CustomFields())->addFlags(new ApiAware()),
        ]);
    }
}

        return 'defaults_child';
    }

    public function since(): ?string
    {
        return '6.4.0.0';
    }

    protected function defineFields(): FieldCollection
    {
        return new FieldCollection([
            (new IdField('id', 'id'))->addFlags(new PrimaryKey()),
            new FkField('defaults_id', 'defaultsId', DefaultsDefinition::class),
            (new StringField('foo', 'foo'))->addFlags(new Required()),
            new TranslatedField('name'),
            new TranslationsAssociationField(DefaultsChildTranslationDefinition::class, 'defaults_child_id'),
            new ManyToOneAssociationField('defaults', 'defaults_id', DefaultsDefinition::class),
        ]);
    }
}

        return PropertyGroupOptionHydrator::class;
    }

    protected function getParentDefinitionClass(): ?string
    {
        return PropertyGroupDefinition::class;
    }

    protected function defineFields(): FieldCollection
    {
        return new FieldCollection([
            (new IdField('id', 'id'))->addFlags(new ApiAware(), new PrimaryKey(), new Required()),
            (new FkField('property_group_id', 'groupId', PropertyGroupDefinition::class))->addFlags(new ApiAware(), new Required()),
            (new TranslatedField('name'))->addFlags(new ApiAware(), new SearchRanking(SearchRanking::HIGH_SEARCH_RANKING)),
            (new TranslatedField('position'))->addFlags(new ApiAware()),
            (new StringField('color_hex_code', 'colorHexCode'))->addFlags(new ApiAware()),
            (new FkField('media_id', 'mediaId', MediaDefinition::class))->addFlags(new ApiAware()),
            (new TranslatedField('customFields'))->addFlags(new ApiAware()),
            (new ManyToOneAssociationField('media', 'media_id', MediaDefinition::class, 'id'))->addFlags(new ApiAware()),
            (new ManyToOneAssociationField('group', 'property_group_id', PropertyGroupDefinition::class, 'id'))->addFlags(new ApiAware()),
            (new TranslationsAssociationField(PropertyGroupOptionTranslationDefinition::class, 'property_group_option_id'))->addFlags(new Required()),
            (new OneToManyAssociationField('productConfiguratorSettings', ProductConfiguratorSettingDefinition::class, 'property_group_option_id', 'id'))->addFlags(new RestrictDelete()),
            (

        return 'product_one_to_one_inherited';
    }

    public function since(): ?string
    {
        return '6.0.0.0';
    }

    protected function defineFields(): FieldCollection
    {
        return new FieldCollection([
            (new IdField('id', 'id'))->addFlags(new Required(), new PrimaryKey()),
            new VersionField(),

            (new DateTimeField('my_date', 'myDate'))->addFlags(new Inherited()),

            (new ReferenceVersionField(ProductDefinition::class))->addFlags(new Required()),
            (new FkField('product_id', 'productId', ProductDefinition::class))->addFlags(new Required()),
            (new OneToOneAssociationField('product', 'product_id', 'id', ProductDefinition::class, false))->addFlags(new ReverseInherited('oneToOneInherited')),
        ]);
    }
}

        return self::ENTITY_NAME;
    }

    public function since(): ?string
    {
        return '6.0.0.0';
    }

    protected function defineFields(): FieldCollection
    {
        return new FieldCollection([
            (new EmailField('email', 'email'))->addFlags(new ApiAware(), new Required()),
        ]);
    }
}

        return '6.0.0.0';
    }

    protected function getParentDefinitionClass(): ?string
    {
        return RuleDefinition::class;
    }

    protected function defineFields(): FieldCollection
    {
        return new FieldCollection([
            (new IdField('id', 'id'))->addFlags(new PrimaryKey(), new Required()),
            (new StringField('type', 'type'))->addFlags(new Required()),
            (new FkField('rule_id', 'ruleId', RuleDefinition::class))->addFlags(new Required()),
            new FkField('script_id', 'scriptId', AppScriptConditionDefinition::class),
            new ParentFkField(self::class),
            new JsonField('value', 'value'),
            new IntField('position', 'position'),
            new ManyToOneAssociationField('rule', 'rule_id', RuleDefinition::class, 'id', false),
            new ManyToOneAssociationField('appScriptCondition', 'script_id', AppScriptConditionDefinition::class, 'id', true),
            new ParentAssociationField(self::class, 'id'),
            new ChildrenAssociationField(self::class),