Examples with BucketAlreadyExistsException software.amazon.awssdk.services.s3.model.BucketAlreadyExistsException used on opensource projects

Example 1 with BucketAlreadyExistsException

use of software.amazon.awssdk.services.s3.model.BucketAlreadyExistsException in project data-transfer-project by google.

the class BackblazeDataTransferClient method getOrCreateBucket.

private String getOrCreateBucket(S3Client s3Client, ListBucketsResponse listBucketsResponse, String region, String exportService) throws IOException {
    String fullPrefix = String.format(DATA_TRANSFER_BUCKET_PREFIX_FORMAT_STRING, exportService.toLowerCase());
    try {
        for (Bucket bucket : listBucketsResponse.buckets()) {
            if (bucket.name().startsWith(fullPrefix)) {
                return bucket.name();
            }
        }
        for (int i = 0; i < MAX_BUCKET_CREATION_ATTEMPTS; i++) {
            String bucketName = String.format("%s-%s", fullPrefix, RandomStringUtils.randomNumeric(8).toLowerCase());
            try {
                CreateBucketConfiguration createBucketConfiguration = CreateBucketConfiguration.builder().locationConstraint(region).build();
                CreateBucketRequest createBucketRequest = CreateBucketRequest.builder().bucket(bucketName).createBucketConfiguration(createBucketConfiguration).build();
                s3Client.createBucket(createBucketRequest);
                return bucketName;
            } catch (BucketAlreadyExistsException | BucketAlreadyOwnedByYouException e) {
                monitor.info(() -> "Bucket name already exists");
            }
        }
        throw new IOException(String.format("Failed to create a uniquely named bucket after %d attempts", MAX_BUCKET_CREATION_ATTEMPTS));
    } catch (AwsServiceException | SdkClientException e) {
        throw new IOException("Error while creating bucket", e);
    }
}