PackerUtils.packEntry(input, tarOutput, buffer);
            tarOutput.closeArchiveEntry();
        }
        tarOutput.close();
    }

    @Override
    public void unpack(DataSource input, DataTargetFactory targetFactory) throws IOException {
        TarArchiveInputStream tarInput = new TarArchiveInputStream(input.openInput());
        while (true) {
            TarArchiveEntry entry = tarInput.getNextEntry();