private function loadObjectFromSource($id)
    {
        $obj = $this->modelFactory()->create($this->objType());
        $obj->load($id);

        if ($obj->id()) {
            return $obj;
        } else {
            return null;
        }
    }
private function loadObjectFromSource($id)
    {
        $obj = $this->modelFactory()->create($this->objType());
        $obj->load($id);

        if ($obj->id()) {
            return $obj;
        } else {
            return null;
        }
    }
private function loadObjectFromSource ( $ id ) { $ obj = $ this -> modelFactory ( ) -> create ( $ this -> objType ( ) ) ; $ obj -> load ( $ id ) ; if ( $ obj -> id ( ) ) { return $ obj ; } else { return null ; } }
Retrieve an object from the storage source by its ID.

@param mixed $id The object id.
@return null|HierarchicalInterface
Retrieve an object from the storage source by its ID .