Algo-Web / POData

     *

     * @return ResourceSetWrapper

     */

    private function getCurrentResourceSetWrapper()

    {

        $wraps = $this->getStack()->getSegmentWrappers();

        $count = count($wraps);

        return 0 == $count ? $this->getRequest()->getTargetResourceSetWrapper() : $wraps[$count - 1];

    }

    /**

     * Pushes a segment for the root of the tree

     *

     * @return ResourceSetWrapper

     */

    protected function getCurrentResourceSetWrapper()

    {

        $segmentWrappers = $this->getStack()->getSegmentWrappers();

        $count = count($segmentWrappers);

        return 0 == $count ? $this->getRequest()->getTargetResourceSetWrapper() : $segmentWrappers[$count - 1];

    }

    /**

     * Whether the current resource set is root resource set.