gistfile1.txt

public class ReportGrievanceRequest {

    // Initialize the objects
    Context context;
    ReportGrievanceCallback reportGrievanceCallback;

    // Call Constructor to fetch objects
    public ReportGrievanceRequest(Context context, ReportGrievanceCallback reportGrievanceCallback) {
        this.context = context;
        this.reportGrievanceCallback = reportGrievanceCallback;
    }

    // Send the data request from user to server
    public void sendRequest(
            final String title,
            final String category,
            final String description,
            final String filename1,
            final String filename2,
            final String filename3,
            final String filename4,
            final String filename5,
            String authToken
    )
    {
        // Create a url for API
        String url = urlBuilder(Constants.BASE_URL, API.REPORT_GRIEVANCE);

        // Call a new volley request
        RequestQueue mRequestQueue = Volley.newRequestQueue(context);

        // Call a new json object to fetch data with method Post
        VolleyMultipartRequest volleyMultipartRequest = new VolleyMultipartRequest(Request.Method.POST, url,
                new Response.Listener<NetworkResponse>() {
                    @Override
                    public void onResponse(NetworkResponse response) {
                        try {
                            // Create a new Json object
                            JSONObject responseObject = new JSONObject(new String(response.data));
                            // If response is success upload the data into server
                            if (responseObject.getBoolean("success"))
                            {
                                reportGrievanceCallback.onSuccess();
                            }
                            else
                            {
                                // Show error when fail to fetch
                                reportGrievanceCallback.onFailure();
                            }
                        } catch (JSONException e) {
                            e.printStackTrace();
                            // Show error when fail to fetch
                            reportGrievanceCallback.onFailure();
                        }
                    }
                },
                new Response.ErrorListener() {
                    @Override
                    public void onErrorResponse(VolleyError error) {
                        // Show error when fail to fetch
                        reportGrievanceCallback.onFailure();
                    }
                })
        {

            /*
             * If you want to add more parameters with the image
             * you can do it here
             * here we have only one parameter with the image
             * which is tags
             * */

            protected Map<String, File> stringFileMap(){
                Map<String, File> params = new HashMap<>();
                // Set images in side filename
//                params.put("image1", filename1);
//                params.put("image2", filename2);
//                params.put("image3", filename3);
                return params;
            }

            @Override
            protected Map<String, String> getParams() {
                Map<String, String> params = new HashMap<>();
                // Set data into respective value
                params.put("title", title);
                params.put("description", description);
                params.put("category", category);
                params.put("image1", filename1);
                params.put("image2", filename2);
                params.put("image3", filename3);
                params.put("image4", filename4);
                params.put("image5", filename5);
                return params;
            }

            /*
             * Here we are passing image by renaming it with a unique name
             * */
            @Override
            protected Map<String, DataPart> getByteData() {
                Map<String, DataPart> params = new HashMap<>();
                long imageName = System.currentTimeMillis();
//                params.put("image", new DataPart(imageName + ".png", getFileDataFromDrawable(image1)));
                return params;
            }

            @Override
            public Map<String, String> getHeaders() {
                Map<String, String> params = new HashMap<>();
                // Send a new token while fetch data
                params.put("Authorization","Bearer "+ authToken);
                return params;
            }
        };
        mRequestQueue.add(volleyMultipartRequest);
    }

    // Interface to fetch when new call back function call
    public interface ReportGrievanceCallback
    {
        void onSuccess();
        void onFailure();
    }
}