TestJava

    private static void copyStream(InputStream inputStream, OutputStream outputStream) throws IOException {
        byte[] buffer = new byte[8192];
        int length;
        while ((length = inputStream.read(buffer)) > -1) {
            outputStream.write(buffer, 0, length);
        }
        inputStream.close();
        outputStream.flush();
        outputStream.close();
    }