ReferenceParameters.php

<?php

declare(strict_types=1);

namespace SimpleSAML\WebServices\Addressing\XML\wsa_200408;

use Dom;
use SimpleSAML\WebServices\Addressing\Assert\Assert;
use SimpleSAML\XML\ExtendableElementTrait;
use SimpleSAML\XMLSchema\Exception\InvalidDOMElementException;
use SimpleSAML\XMLSchema\XML\Constants\NS;

/**
 * Class representing a wsa:ReferenceParameters element.
 *
 * @package simplesamlphp/xml-ws-addressing
 */
final class ReferenceParameters extends AbstractWsaElement
{
    use ExtendableElementTrait;


    /** The namespace-attribute for the xs:any element */
    public const string XS_ANY_ELT_NAMESPACE = NS::ANY;


    /**
     * Initialize a wsa:ReferenceParameters
     *
     * @param \SimpleSAML\XML\SerializableElementInterface[] $children
     */
    public function __construct(array $children = [])
    {
        $this->setElements($children);
    }


    /**
     * Test if an object, at the state it's in, would produce an empty XML-element
     */
    public function isEmptyElement(): bool
    {
        return empty($this->elements);
    }


    /*
     * Convert XML into an ReferenceParameters element
     *
     * @param \Dom\Element $xml The XML element we should load
     *
     * @throws \SimpleSAML\XMLSchema\Exception\InvalidDOMElementException
     *   If the qualified name of the supplied element is wrong
     */
    public static function fromXML(Dom\Element $xml): static
    {
        Assert::same($xml->localName, static::getLocalName(), InvalidDOMElementException::class);
        Assert::same($xml->namespaceURI, static::NS, InvalidDOMElementException::class);

        return new static(
            self::getChildElementsFromXML($xml),
        );
    }


    /**
     * Convert this ReferenceParameters to XML.
     *
     * @param \Dom\Element|null $parent The element we should add this ReferenceParameters to.
     */
    public function toXML(?Dom\Element $parent = null): Dom\Element
    {
        $e = $this->instantiateParentElement($parent);

        foreach ($this->getElements() as $child) {
            if (!$child->isEmptyElement()) {
                $child->toXML($e);
            }
        }

        return $e;
    }
}