QuickBlox signature generation example

QuickBlox signature generation example

// make query
  	long timestamp = System.currentTimeMillis()/1000;
		int nonce = new Random().nextInt();
		String signatureParams = String.format("application_id=%s&auth_key=%s&nonce=%s&timestamp=%s&user[login]=%s&user[password]=%s",				
				QBQueries.APPLICATION_ID, QBQueries.AUTH_KEY, nonce, timestamp, "test", "test");
		String signature = null;

		try {
			signature = Signature.calculateHMAC_SHA(signatureParams, QBQueries.AUTH_SECRET);
		} catch (SignatureException e) {
			e.printStackTrace();
		}		
		// create entity
		List<NameValuePair> formparams = new ArrayList<NameValuePair>();
		formparams.add(new BasicNameValuePair("application_id", QBQueries.APPLICATION_ID));
		formparams.add(new BasicNameValuePair("auth_key", QBQueries.AUTH_KEY));
		formparams.add(new BasicNameValuePair("nonce", String.valueOf(nonce)));	
		formparams.add(new BasicNameValuePair("timestamp", String.valueOf(timestamp)));
		formparams.add(new BasicNameValuePair("user[login]", "test"));
		formparams.add(new BasicNameValuePair("user[password]", "test"));
		formparams.add(new BasicNameValuePair("signature", signature));		

		UrlEncodedFormEntity postEntity = null;
		try {

			postEntity = new UrlEncodedFormEntity(formparams, "UTF-8");
		} catch (UnsupportedEncodingException e1) {
			e1.printStackTrace();
		}