/** * Create the CommandAssistant. * * @param InputInterface $input * @param OutputInterface $output */ private function setInputAndOutput(InputInterface $input, OutputInterface $output) { if (is_null($this->assistant)) { $this->assistant = new CommandAssistant(); $this->assistant->setDialog($this->getDialogHelper()); $this->assistant->setKernel($this->getApplication()->getKernel()); } $this->assistant->setOutput($output); $this->assistant->setInput($input); }