Печать текста в Android

Печать текста в Android  через Google Cloud Print
Документация Google

Код:
@Override
    protected Void doInBackground(Void... params) {

        try {
            DefaultHttpClient httpclient = new DefaultHttpClient();

            String user = "user@gmail.com";
            String pass = "password";
            String source = "Cloud%20Printing%20Test";

            HttpGet authGet = new HttpGet(
                    "https://www.google.com/accounts/ClientLogin?accountType=HOSTED_OR_GOOGLE&Email="
                            + user
                            + "&Passwd="
                            + pass
                            + "&service=cloudprint&source=" + source);

            HttpResponse httpResponse;

            httpResponse = httpclient.execute(authGet);

            String authResponse = EntityUtils
                    .toString(httpResponse.getEntity());
            String authKey = authResponse.substring(authResponse
                    .indexOf("Auth=") + 5);
            authKey = authKey.replace("\n", "");

            MyLog.d(TAG, "Auth key: " + authKey);

            HttpPost printPost = new HttpPost(
                    "https://www.google.com/cloudprint/submit?output=json");
            printPost.setHeader("Authorization", "GoogleLogin auth=" + authKey);
            printPost.setHeader("X-CloudPrint-Proxy", source);
           
            List<NameValuePair> nameValuePairs = new ArrayList<NameValuePair>();
            nameValuePairs.add(new BasicNameValuePair("printerid", "ID"));
            nameValuePairs.add(new BasicNameValuePair("title", "TEST"));
            nameValuePairs.add(new BasicNameValuePair("capabilities", "{capabilities=[]}"));
//            nameValuePairs.add(new BasicNameValuePair("content", getContent()));
//            nameValuePairs.add(new BasicNameValuePair("contentType", "application/pdf"));
            nameValuePairs.add(new BasicNameValuePair("content", "123"));
            nameValuePairs.add(new BasicNameValuePair("contentType", "text/plain"));
            printPost.setEntity(new UrlEncodedFormEntity(nameValuePairs));
           
            HttpResponse printResponse = httpclient.execute(printPost);
            String lol = EntityUtils.toString(printResponse.getEntity());

        } catch (ClientProtocolException e) {
            e.printStackTrace();
        } catch (IOException e) {
            e.printStackTrace();
        }
    return null;
}
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