Gaufrette\Adapter\AwsS3::ensureBucketExists PHP 메소드

    protected function ensureBucketExists()
    {
        if ($this->bucketExists) {
            return true;
        }
        if ($this->bucketExists = $this->service->doesBucketExist($this->bucket)) {
            return true;
        }
        if (!$this->options['create']) {
            throw new \RuntimeException(sprintf('The configured bucket "%s" does not exist.', $this->bucket));
        }
        $options = array('Bucket' => $this->bucket);
        if ($this->service->getRegion() != 'us-east-1') {
            $options['LocationConstraint'] = $this->service->getRegion();
        }
        $this->service->createBucket($options);
        $this->bucketExists = true;
        return true;
    }