put

 public PutResult putContent(String fileName, InputStream data)
            throws IOException, ContainerNotFoundException {
        BlobStore blobStore = connectionProvider.getBlobStore();
        String container = connectionProvider.getContainer();
        CountingInputStream countingInputStream = new CountingInputStream(data);
        DigestInputStream md5DigestInputStream = md5InputStream(countingInputStream);
        BlobBuilder builder = blobStore.blobBuilder(fileName);
        builder = builder.name(fileName);
        builder = builder.payload(md5DigestInputStream);
        Blob blob = builder.build();
        blobStore.putBlob(container, blob);

        String md5 = BaseEncoding.base16().lowerCase().encode(md5DigestInputStream.getMessageDigest().digest());
        Long contentLength = countingInputStream.getCount();
        return new PutResult(md5, contentLength);
    }