executing request:GET https://www.dropbox.com/login HTTP/1.1
    ----------------------------------------
    HTTP/1.1 200 OK
    Request Token: moiejtzdLqTA_0sh3gQyNZAI

    executing request:POST https://www.dropbox.com/login HTTP/1.1
    ----------------------------------------
    HTTP/1.1 200 OK
    Access Token: 5Ot52QKDbDPSsL1ApU4MIapJ

    executing request:POST https://dl-web.dropbox.com/upload?

    name=sample.jpg&dest=upload&cookie_t=5Ot52QKDbDP....SsJ&t=5Ot5...apJ HTTP/1.1
    ----------------------------------------
    HTTP/1.1 400 Bad Request

https://dl-web.dropbox.com/chunked_upload?
  name=tmp1.jpg
  &chunk=0
  &chunks=1
  &bjar=W3sic2Vzc1..............Q%253D%253D
  &blid=AAAw4tn................2cDxA
  &cookie_t=32yq........nw6c34o
  &dest=
  &t=32yqVof........c34o
  &reported_total_size=5611
  &upload_id=1BKGRRP5TpCEjcWSu5tmpQ
  &offset=0

https://dl-web.dropbox.com/chunked_upload?
  name=tmp1.jpg
  &chunk=0
  &chunks=1
  &bjar=W3sic2Vzc1..............Q%253D%253D
  &blid=AAAw4tn................2cDxA
  &cookie_t=32yq........nw6c34o
  &dest=
  &t=32yqVof........c34o
  &reported_total_size=5611
  &upload_id=1BKGRRP5TpCEjcWSu5tmpQ
  &offset=0

// constructor ...
        public HttpClientExample() {
            gcookies = new BasicCookieStore();
            globalConfig = RequestConfig.custom()
                    .setCookieSpec(CookieSpecs.BEST_MATCH)
                    .build();

            // Create local HTTP context
            ghttpContext = HttpClientContext.create();
            ghttpContext.setCookieStore(gcookies);

            //
            redirectStrategy = new LaxRedirectStrategy();  // for http redirect ...
            httpclient = HttpClients.custom()
                    .setDefaultRequestConfig(this.globalConfig)
                    .setDefaultCookieStore(this.gcookies)
                    .setRedirectStrategy(redirectStrategy)
                    .build();
        }  // constructor ...

        public static void main(String[] args) throws Exception {

            HttpClientExample myhttp = new HttpClientExample();
            try {

                    this.localConfig = RequestConfig.copy(this.globalConfig)
                    .setCookieSpec(CookieSpecs.BROWSER_COMPATIBILITY)
                    .build();

                String requestToken = this.getRequestToken(httpclient, loginurl);

                theAccessToken = this.postForAccessToken(requestToken, loginurl);

                String localFileTopassIn = this.localPath ;
                this.postToUpload(httpclient, this.theAccessToken, localFileTopassIn , this.dropboxFolderOnlyName);


            }

        }

private String getRequestToken(HttpClient client, String theURL) throws Exception {
    HttpGet httpget = new HttpGet(theURL);
    httpget.setConfig(localConfig);
    httpget.setHeader("Connection", "keep-alive");

    System.out.println("nexecuting request:" + httpget.getRequestLine());


    // Create a custom response handler
    ResponseHandler responseHandler = new ResponseHandler() {

        public String handleResponse(final HttpResponse response)
                           throws ClientProtocolException, IOException {
            int status = response.getStatusLine().getStatusCode();
            if (status >= 200 ) { // && status  cookies = gcookies.getCookies();
    for (Cookie aCookie: cookies) {
        String cookieName = aCookie.getName();
        if ( !(cookieName.lastIndexOf(gvcString) == -1) ) {
            gvc = aCookie.getValue();
        } else if ( !(cookieName.lastIndexOf(tString) == -1) ) {
            requestToken = aCookie.getValue();
        }
    }

    System.out.println("Request Token: " + requestToken );
    return  requestToken;

}

private String postForAccessToken(HttpClient client, String requestToken, String theURL) throws Exception{
    /*
     *  Send a post together with request token and my login to get accessToken ...
     */
    HttpPost httppost = new HttpPost(theURL); // loginurl);
    httppost.setConfig(localConfig);
    ghttpContext.setCookieStore(gcookies);

    List params = new LinkedList();
    params.add(new BasicNameValuePair("login_email", myemail));
    params.add(new BasicNameValuePair("login_password", mypasswd));
    params.add(new BasicNameValuePair("t", requestToken));

    HttpEntity postentity = new UrlEncodedFormEntity(params);
    httppost.setEntity(postentity);

    System.out.println("nexecuting request:" + httppost.getRequestLine());

    // Create a custom response handler
    ResponseHandler responseHandler = new ResponseHandler() {

        public String handleResponse(final HttpResponse response)
                           throws ClientProtocolException, IOException {
            int status = response.getStatusLine().getStatusCode();
            if (status >= 200 ) { // && status  cookies = gcookies.getCookies();
    for (Cookie aCookie: cookies) {
        String cookieName = aCookie.getName();
        if ( !(cookieName.lastIndexOf(tString) == -1) ) {
            theAccessToken = aCookie.getValue();
        }
    }

    System.out.println("Access Token: " + theAccessToken );
    return theAccessToken;
}

PUT

DbxAppInfo appInfo = new DbxAppInfo(APP_KEY, APP_SECRET);
    DbxRequestConfig config = new DbxRequestConfig(
                "JavaTutorial/1.0", Locale.getDefault().toString());
    DbxWebAuthNoRedirect webAuth = new DbxWebAuthNoRedirect(config, appInfo);
    authorizeUrl = webAuth.start()