private ObjectMetadata getS3ObjectMetadata(final Path path) throws IOException { try { return retry() .maxAttempts(maxClientRetries) .exponentialBackoff(new Duration(1, TimeUnit.SECONDS), maxBackoffTime, maxRetryTime, 2.0) .stopOn(InterruptedException.class, UnrecoverableS3OperationException.class) .run( "getS3ObjectMetadata", () -> { try { return s3.getObjectMetadata(uri.getHost(), keyFromPath(path)); } catch (AmazonS3Exception e) { if (e.getStatusCode() == SC_NOT_FOUND) { return null; } else if (e.getStatusCode() == SC_FORBIDDEN) { throw new UnrecoverableS3OperationException(e); } throw Throwables.propagate(e); } }); } catch (InterruptedException e) { Thread.currentThread().interrupt(); throw Throwables.propagate(e); } catch (Exception e) { Throwables.propagateIfInstanceOf(e, IOException.class); throw Throwables.propagate(e); } }
@Override public void deleteObject(String container, String object, Config config) { super.deleteObject(container, object, config); try { client.deleteObject(container, object); } catch (AmazonS3Exception awse) { if (awse.getStatusCode() != HttpStatus.SC_NOT_FOUND) { throw new StorageException(awse); } } catch (Exception e) { throw new StorageException(e); } }
@Override public void deleteContainer(String container, Config config) { super.deleteContainer(container, config); try { if (client.doesBucketExist(container)) { client.deleteBucket(container); } } catch (AmazonS3Exception awse) { if (awse.getStatusCode() != HttpStatus.SC_NOT_FOUND) { throw new StorageException(awse); } } catch (Exception e) { throw new StorageException(e); } }
private boolean isNotFoundError(AmazonS3Exception e) { return (e.getStatusCode() == 404) || (e.getStatusCode() == 403); }