public void doSinglePut() { configure(); InputStream is = null; try { is = file != null ? new FileInputStream(file) : stream; is = new ProgressInputStream(is, this); PutObjectRequest putRequest = new PutObjectRequest(bucket, key, is); putRequest.setObjectMetadata(objectMetadata); putRequest.setAcl(acl); putRequest.setCannedAcl(cannedAcl); PutObjectResult result = s3Client.putObject(putRequest); eTag = result.getETag(); } catch (IOException e) { throw new RuntimeException("Error opening file", e); } finally { // make sure we close the input stream if necessary if (is != null && closeStream) { try { is.close(); } catch (Throwable t) { log.warn("could not close stream", t); } } } }
@Override public String call() throws Exception { Range range = Range.fromOffsetLength(offset, length); InputStream is = file != null ? new FileInputStream(file) : stream; is = new ProgressInputStream(is, LargeFileUploader.this); SizedInputStream segmentStream = file != null ? new InputStreamSegment(is, offset, length) : new SizedInputStream(is, length); PutObjectRequest request = new PutObjectRequest(bucket, key, segmentStream).withRange(range); return s3Client.putObject(request).getETag(); } }
@Override public PutObjectResult putObject(PutObjectRequest request) { if (request.getRange() != null) throw new UnsupportedOperationException(PARTIAL_UPDATE_MSG); // make user metadata available as a request property if (request.getObjectMetadata() == null) request.setObjectMetadata(new S3ObjectMetadata()); Map<String, String> userMeta = request.getObjectMetadata().getUserMetadata(); request.property(RestUtil.PROPERTY_USER_METADATA, userMeta); // activate codec filter request.property(RestUtil.PROPERTY_ENCODE_ENTITY, Boolean.TRUE); // write data PutObjectResult result = super.putObject(request); // encryption filter will modify userMeta with encryption metadata *after* the object is transferred // we must send a separate metadata update or the object will be unreadable // TODO: should this be atomic? how do we handle rollback? CopyObjectRequest metadataUpdate = new CopyObjectRequest(request.getBucketName(), request.getKey(), request.getBucketName(), request.getKey()).withAcl(request.getAcl()) .withObjectMetadata(request.getObjectMetadata()).withIfMatch(result.getETag()); return super.copyObject(metadataUpdate); }
log.debug("Wrote {} etag: {}", targetKey, result.getETag()); } else { LargeFileUploader uploader;