Neos\Neos\Domain\Service\ContentContextFactory::validateContextProperties PHP Method

    protected function validateContextProperties($contextProperties)
    {
        parent::validateContextProperties($contextProperties);
        if (isset($contextProperties['currentSite'])) {
            if (!$contextProperties['currentSite'] instanceof Site) {
                throw new InvalidNodeContextException('You tried to set currentSite in the context and did not provide a \\Neos\\Neos\\Domain\\Model\\Site object as value.', 1373145297);
            }
        }
        if (isset($contextProperties['currentDomain'])) {
            if (!$contextProperties['currentDomain'] instanceof Domain) {
                throw new InvalidNodeContextException('You tried to set currentDomain in the context and did not provide a \\Neos\\Neos\\Domain\\Model\\Domain object as value.', 1373145384);
            }
        }
    }