addArgument('quantity', InputArgument::REQUIRED, 'Quantity of keys in the key set.') ->addArgument('size', InputArgument::REQUIRED, 'Key size.'); } protected function execute(InputInterface $input, OutputInterface $output): int { $quantity = (int) $input->getArgument('quantity'); $size = (int) $input->getArgument('size'); if ($quantity < 1) { throw new InvalidArgumentException('Invalid quantity'); } if ($size < 1) { throw new InvalidArgumentException('Invalid size'); } $keyset = new JWKSet([]); for ($i = 0; $i < $quantity; ++$i) { $args = $this->getOptions($input); $keyset = $keyset->with(JWKFactory::createOctKey($size, $args)); } $this->prepareJsonOutput($input, $output, $keyset); return self::SUCCESS; } }