Examples of com.amazonaws.services.s3.model.InitiateMultipartUploadResult

com.amazonaws.services.s3.model.InitiateMultipartUploadResult
Contains the results of initiating a multipart upload, particularly the unique ID of the new multipart upload. @see AmazonS3#initiateMultipartUpload(InitiateMultipartUploadRequest)

            try {
                ObjectListing prevListing = null;
                //From http://docs.amazonwebservices.com/AmazonS3/latest/dev/DeletingMultipleObjectsUsingJava.html
                //we can do at most 1K objects per delete
                //We don't know the bucket name until first object listing
                DeleteObjectsRequest multiObjectDeleteRequest = null;
                ArrayList<DeleteObjectsRequest.KeyVersion> keys = new ArrayList<DeleteObjectsRequest.KeyVersion>();
                while (true) {
                    ObjectListing list;
                    if (prevListing != null) {
                        list = client.listNextBatchOfObjects(prevListing);
                    } else {
                        list = client.listObjects(bucketName, basePath);
                        multiObjectDeleteRequest = new DeleteObjectsRequest(list.getBucketName());
                    }
                    for (S3ObjectSummary summary : list.getObjectSummaries()) {
                        keys.add(new DeleteObjectsRequest.KeyVersion(summary.getKey()));
                        //Every 500 objects batch the delete request
                        if (keys.size() > 500) {
                            multiObjectDeleteRequest.setKeys(keys);
                            client.deleteObjects(multiObjectDeleteRequest);
                            multiObjectDeleteRequest = new DeleteObjectsRequest(list.getBucketName());
                            keys.clear();
                        }
                    }
                    if (list.isTruncated()) {
                        prevListing = list;
                    } else {
                        break;
                    }
                }
                if (!keys.isEmpty()) {
                    multiObjectDeleteRequest.setKeys(keys);
                    client.deleteObjects(multiObjectDeleteRequest);
                }
            } catch (Throwable ex) {
                logger.warn("Failed to delete S3 repository [{}] in [{}]", ex, bucketName, region);
            }

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                }
                list = client.listObjects(bucket, keyPath);
                multiObjectDeleteRequest = new DeleteObjectsRequest(list.getBucketName());
            }
            for (S3ObjectSummary summary : list.getObjectSummaries()) {
                keys.add(new KeyVersion(summary.getKey()));
                //Every 500 objects batch the delete request
                if (keys.size() > 500) {
                    multiObjectDeleteRequest.setKeys(keys);
                    client.deleteObjects(multiObjectDeleteRequest);
                    multiObjectDeleteRequest = new DeleteObjectsRequest(list.getBucketName());

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        if (objectMetadata.getContentLength() == 0) {
            objectMetadata.setContentLength(filePayload.length());
        }


        final String keyName = determineKey(exchange);
        final InitiateMultipartUploadRequest initRequest = new InitiateMultipartUploadRequest(getConfiguration().getBucketName(),
                keyName, objectMetadata);


        String storageClass = determineStorageClass(exchange);
        if (storageClass != null) {
            initRequest.setStorageClass(StorageClass.fromValue(storageClass));
        }


        String cannedAcl = exchange.getIn().getHeader(S3Constants.CANNED_ACL, String.class);
        if (cannedAcl != null) {
            CannedAccessControlList objectAcl = CannedAccessControlList.valueOf(cannedAcl);
            initRequest.setCannedACL(objectAcl);
        }


        AccessControlList acl = exchange.getIn().getHeader(S3Constants.ACL, AccessControlList.class);
        if (acl != null) {
            // note: if cannedacl and acl are both specified the last one will be used. refer to
            // PutObjectRequest#setAccessControlList for more details
            initRequest.setAccessControlList(acl);
        }


        LOG.trace("Initiating multipart upload [{}] from exchange [{}]...", initRequest, exchange);


        final InitiateMultipartUploadResult initResponse = getEndpoint().getS3Client().initiateMultipartUpload(initRequest);

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            initRequest.setAccessControlList(acl);
        }


        LOG.trace("Initiating multipart upload [{}] from exchange [{}]...", initRequest, exchange);


        final InitiateMultipartUploadResult initResponse = getEndpoint().getS3Client().initiateMultipartUpload(initRequest);
        final long contentLength = objectMetadata.getContentLength();
        final List<PartETag> partETags = new ArrayList<PartETag>();
        long partSize = getConfiguration().getPartSize();
        CompleteMultipartUploadResult uploadResult = null;


        long filePosition = 0;




        try {
            for (int part = 1; filePosition < contentLength; part++) {
                partSize = Math.min(partSize, contentLength - filePosition);


                UploadPartRequest uploadRequest = new UploadPartRequest()
                        .withBucketName(getConfiguration().getBucketName()).withKey(keyName)
                        .withUploadId(initResponse.getUploadId()).withPartNumber(part)
                        .withFileOffset(filePosition)
                        .withFile(filePayload)
                        .withPartSize(partSize);


                LOG.trace("Uploading part [{}] for {}", part, keyName);
                partETags.add(getEndpoint().getS3Client().uploadPart(uploadRequest).getPartETag());


                filePosition += partSize;
            }
            CompleteMultipartUploadRequest compRequest = new
                    CompleteMultipartUploadRequest(getConfiguration().getBucketName(),
                    keyName,
                    initResponse.getUploadId(),
                    partETags);


            uploadResult = getEndpoint().getS3Client().completeMultipartUpload(compRequest);


        } catch (Exception e) {
            getEndpoint().getS3Client().abortMultipartUpload(new AbortMultipartUploadRequest(
                    getConfiguration().getBucketName(), keyName, initResponse.getUploadId()));
            throw e;
        }


        Message message = getMessageForResponse(exchange);
        message.setHeader(S3Constants.E_TAG, uploadResult.getETag());

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                metadata = new ObjectMetadata();
            // Store encryption info in metadata
            req.setObjectMetadata(updateMetadataWithContentCryptoMaterial(
                    metadata, null, cekMaterial));
        }
        InitiateMultipartUploadResult result = s3.initiateMultipartUpload(req);
        MultipartUploadCryptoContext uploadContext = new MultipartUploadCryptoContext(
                req.getBucketName(), req.getKey(), cekMaterial);
        multipartUploadContexts.put(result.getUploadId(), uploadContext);
        return result;
    }

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        }


        @Override
        public void startElement(String uri, String name, String qName, Attributes attrs) {
            if (name.equals("InitiateMultipartUploadResult")) {
                result = new InitiateMultipartUploadResult();
            } else if (name.equals("Bucket")) {
            } else if (name.equals("Key")) {
            } else if (name.equals("UploadId")) {
            }
            text.setLength(0);

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        }


        @Override
        public void startElement(String uri, String name, String qName, Attributes attrs) {
            if (name.equals("InitiateMultipartUploadResult")) {
                result = new InitiateMultipartUploadResult();
            } else if (name.equals("Bucket")) {
            } else if (name.equals("Key")) {
            } else if (name.equals("UploadId")) {
            }
            text.setLength(0);

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          // Update the request's metadata to the updated metadata
          initiateMultipartUploadRequest.setObjectMetadata(metadata);
    }


    InitiateMultipartUploadResult result = super.initiateMultipartUpload(initiateMultipartUploadRequest);
    EncryptedUploadContext encryptedUploadContext = new EncryptedUploadContext(initiateMultipartUploadRequest.getBucketName(), initiateMultipartUploadRequest.getKey(), envelopeSymmetricKey);
    encryptedUploadContext.setNextInitializationVector(symmetricCipher.getIV());
    encryptedUploadContext.setFirstInitializationVector(symmetricCipher.getIV());
    currentMultipartUploadSecretKeys.put(result.getUploadId(), encryptedUploadContext);


    return result;
  }

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        }


        @Override
        public void startElement(String uri, String name, String qName, Attributes attrs) {
            if (name.equals("InitiateMultipartUploadResult")) {
                result = new InitiateMultipartUploadResult();
            } else if (name.equals("Bucket")) {
            } else if (name.equals("Key")) {
            } else if (name.equals("UploadId")) {
            }
            text.setLength(0);

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          // Update the request's metadata to the updated metadata
          initiateMultipartUploadRequest.setObjectMetadata(metadata);
    }


    InitiateMultipartUploadResult result = super.initiateMultipartUpload(initiateMultipartUploadRequest);
    EncryptedUploadContext encryptedUploadContext = new EncryptedUploadContext(initiateMultipartUploadRequest.getBucketName(), initiateMultipartUploadRequest.getKey(), envelopeSymmetricKey);
    encryptedUploadContext.setNextInitializationVector(symmetricCipher.getIV());
    encryptedUploadContext.setFirstInitializationVector(symmetricCipher.getIV());
    currentMultipartUploadSecretKeys.put(result.getUploadId(), encryptedUploadContext);


    return result;
  }

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