Neos\Flow\Mvc\Controller\AbstractController::mapRequestArgumentsToControllerArguments PHP Method

    protected function mapRequestArgumentsToControllerArguments()
    {
        foreach ($this->arguments as $argument) {
            $argumentName = $argument->getName();
            if ($this->request->hasArgument($argumentName)) {
                $argument->setValue($this->request->getArgument($argumentName));
            } elseif ($argument->isRequired()) {
                throw new RequiredArgumentMissingException('Required argument "' . $argumentName . '" is not set.', 1298012500);
            }
        }
    }