protected function getHandlerStack()
    {
        $handlerStack = HandlerStack::create($this->getHandler());

        $this->configureHandlerStack($handlerStack);

        return $handlerStack;
    }
protected function getHandlerStack()
    {
        $handlerStack = HandlerStack::create($this->getHandler());

        $this->configureHandlerStack($handlerStack);

        return $handlerStack;
    }
protected function getHandlerStack ( ) { $ handlerStack = HandlerStack :: create ( $ this -> getHandler ( ) ) ; $ this -> configureHandlerStack ( $ handlerStack ) ; return $ handlerStack ; }
Return the stack of handlers and middlewares responsible for processing
requests.

@return HandlerStack
Return the stack of handlers and middlewares responsible for processing requests .