Volley POST v1.1

gistfile1.txt

        HashMap<String, String> params = new HashMap<String, String>();
 
        float price = 15.0f;
        int userId = 1;
        String url = "greenroom.com.my/api/v1/price/update";
        //Construct signature and POST param
        params.put("price", price);
        params.put("user_id", userId);
        
        Log.d("URL", url);
        JsonObjectRequest req = new JsonObjectRequest(url, new JSONObject(
                params), new Response.Listener<JSONObject>() {
            @Override
            public void onResponse(JSONObject response) {
                //success, maybe show message telling user?
            }
        }, new Response.ErrorListener() {
            @Override
            public void onErrorResponse(VolleyError error) {
 
                NetworkResponse response = error.networkResponse;
                if (response != null && response.data != null) {
                    switch (response.statusCode) {
                        case 400:
                            json = new String(response.data);
                            try {
                                JSONObject obj = new JSONObject(json);
                                JSONObject objError = obj.getJSONObject("error");
                                String message = objError.getString("message");
                                Log.d("ERROR VOLLEY", message);
                            } catch (Exception e) {

                            }
                            break;
                    }
                } 
                
            }
        });
 
        // add the request object to the queue to be executed
        sma.addToRequestQueue(req);