public boolean uploadDirectoryToAmazon(String directory, String bucketName, String s3DirectoryKey) {
    boolean result = false;

    try {
        LOGGER.info("Uploading a directory to S3");

        BasicAWSCredentials credentials = new BasicAWSCredentials(accessKey, secretAccessKey);
        AWSStaticCredentialsProvider awsStaticCredentialsProvider = new AWSStaticCredentialsProvider(credentials);

        AmazonS3 s3Client = AmazonS3ClientBuilder.standard()
                .withCredentials(awsStaticCredentialsProvider)
                .withRegion(amazonS3Region)
                .build();

        //PutObjectResult putObjectResult = s3Client.putObject(putObjectRequest);
        //http://docs.aws.amazon.com/AWSJavaSDK/latest/javadoc/com/amazonaws/services/s3/transfer/TransferManager.html
        TransferManager transferManager = TransferManagerBuilder.
                standard().
                withS3Client(s3Client)
                .build();


        ObjectMetadataProvider objectMetadataProvider = new ObjectMetadataProvider() {

            @Override
            public void provideObjectMetadata(File file, ObjectMetadata metadata) {
                LOGGER.info("objectMetadataProvider: file:"+file.getName());

            }

        };


        File dirToUpload = new File(directory);
        MultipleFileUpload uploadDirectoryResult = transferManager.uploadDirectory(bucketName, s3DirectoryKey, dirToUpload, false, objectMetadataProvider);

        //Call method to log the progress
        logProgress(uploadDirectoryResult);

        result = true;
        transferManager.shutdownNow();
     } catch (AmazonServiceException ase) {
        LOGGER.error("Caught an AmazonServiceException, which means your request made it to Amazon S3, but was rejected with an error response for some reason.");
        LOGGER.error("Error Message:    " + ase.getMessage());
        LOGGER.error("HTTP Status Code: " + ase.getStatusCode());
        LOGGER.error("AWS Error Code:   " + ase.getErrorCode());
        LOGGER.error("Error Type:       " + ase.getErrorType());
        LOGGER.error("Request ID:       " + ase.getRequestId());
    } catch (AmazonClientException ace) {
        LOGGER.error("Caught an AmazonClientException, which means the client encountered an internal error while trying to communicate with S3, such as not being able to access the network.");
        LOGGER.error("Error Message: " + ace.getMessage());
    }
    return result;
}

s3Client.setObjectAcl