/**
* Execute the CLI task
*
* @param InputInterface $input Command input
* @param OutputInterface $output Command output
*
* @return void
*/
protected function execute(InputInterface $input, OutputInterface $output)
{
$pool = $input->getArgument('pool');
try {
$this->memcache = $this->getContainer()->get('memcache.' . $pool);
$output->writeln($this->memcache->flush() ? '<info>OK</info>' : '<error>ERROR</error>');
} catch (ServiceNotFoundException $e) {
$output->writeln("<error>pool '{$pool}' is not found</error>");
}
}
