<%

    try {

        URL url = new URL("http://10.2.2.210:12000/EM/httpadapter");
        HttpURLConnection connection = (HttpURLConnection)url.openConnection(Proxy.NO_PROXY);
        connection.setDoOutput(true);
        connection.setDoInput(true);
        byte[] resp;
        File fl=new File("/var/www/epayn.kkb.kz/virtual_card.rq.xml");

        resp = getBytesFromFile(fl);

        DocumentBuilderFactory dbfreq = DocumentBuilderFactory.newInstance();
        dbfreq.setNamespaceAware(true);
        DocumentBuilder dbreq = dbfreq.newDocumentBuilder();
        Document docrequest = dbreq.parse(new ByteArrayInputStream(resp));

        OutputStream cos = connection.getOutputStream();

        Transformer transformer = TransformerFactory.newInstance().newTransformer();

        transformer.transform(new DOMSource(docrequest.getDocumentElement()), new StreamResult(cos));

        cos.flush();


        ByteArrayOutputStream responseStream = new ByteArrayOutputStream();
        InputStream cis = null;
        Exception caught = null;

        try {
            cis = connection.getInputStream();
        }  catch(IOException e) {
            caught = e;
            cis = connection.getErrorStream();
        }

        byte[] ba2 = new byte[1024];
        int read;
        while((read = cis.read(ba2)) > 0)
            responseStream.write(ba2, 0, read);
        byte[] responseA = responseStream.toByteArray();
        String value = new String(responseA,"utf-8");
        out.print(value);
        DocumentBuilderFactory dbfresp = DocumentBuilderFactory.newInstance();
        dbfresp.setNamespaceAware(true);


        DocumentBuilder dbresp = dbfresp.newDocumentBuilder();
        Document docresp = dbresp.parse(new ByteArrayInputStream(responseA));


        responseStream.close();
        cis.close();
    } catch (Exception e) {
        out.print(e);
    }

%><%!
    public static byte[] getBytesFromFile(File file) throws IOException {

        InputStream is = new FileInputStream(file);
        long length = file.length();
        byte[] bytes = new byte[(int)length];
        int offset = 0;
        int numRead = 0;
        while (offset < bytes.length&& (numRead = is.read(bytes, offset, Math.min(bytes.length - offset, 512*1024))) >= 0) {
            offset += numRead;
        }        if (offset < bytes.length) {
            throw new IOException("Could not completely read file "+file.getName());
        }
        is.close();
        return bytes;
    }
%>

void processFileRemotely(File file, URL serviceUrl, OutputStream resultConsumer){
    HttpURLConnection conn = initializeConnection(url);
    try(InputStream in = new BufferedInputStream(new FileInputStream(file));
         OutputStream out = conn.getOutputStream()){  
             IOUitils.copy(in, out);
    }    

    try(InputStream in = conn.getInputStream())){  
             IOUitils.copy(in, resultConsumer);
    }    
}