protected function fetchElementByFqsen($fqsen)
    {
        return isset($this->elementList[$fqsen]) ? $this->elementList[$fqsen] : null;
    }
protected function fetchElementByFqsen($fqsen)
    {
        return isset($this->elementList[$fqsen]) ? $this->elementList[$fqsen] : null;
    }
protected function fetchElementByFqsen ( $ fqsen ) { return isset ( $ this -> elementList [ $ fqsen ] ) ? $ this -> elementList [ $ fqsen ] : null ; }
Attempts to find an element with the given Fqsen in the list of elements for this project and returns null if
it cannot find it.

@param string $fqsen

@return DescriptorAbstract|null
Attempts to find an element with the given Fqsen in the list of elements for this project and returns null if it cannot find it .