src/Request.php
protected function useActualParameters()
    {
        $this->setParameters($this->urlToParameters($this->getRequestedUri()));
        $this->setParameters($_REQUEST);
        $this->setParameters($this->parseHeader($_SERVER));
        $this->setParameters($this->stringToArray($this->readBody()));
        return $this->getParameters();
    }
protected function useActualParameters()
    {
        $this->setParameters($this->urlToParameters($this->getRequestedUri()));
        $this->setParameters($_REQUEST);
        $this->setParameters($this->parseHeader($_SERVER));
        $this->setParameters($this->stringToArray($this->readBody()));
        return $this->getParameters();
    }
Get parameters associated with this request.

Starts the url itself, then the _REQUEST super global, adds headers,
then body, overriding in that order (i.e. if a body variable overrides
a header, the body will be used instead).

@return array
@SuppressWarnings(PHPMD.Superglobals)