`String url="http://27.147.169.230/UpSkillService/UpSkillsService.svc/"+"GetCNCCourseDefByorg/"+1+"/"+1;
    Ion.with(getApplicationContext())
            .load("GET",url)
            .setBodyParameter("","")
            .asString()
            .setCallback(new FutureCallback<String>() {
                @Override
                public void onCompleted(Exception e, String result) {
                    Log.d("Result",result);
                    try {
                        JSONObject obj =new JSONObject(result);
                        JSONArray jsonArray = obj.getJSONArray("GetCNCCourseDefByorgResult");
                        //Arrays.sort(new JSONArray[]{jsonArray});


                        if(obj.isNull("GetCNCCourseDefByorgResult"))
                        {
                            Toast.makeText(getApplicationContext(),"No Course Found",Toast.LENGTH_SHORT).show();
                        }
                        else if (!obj.equals(null)) {
                            String cata="";
                            Log.d("Resul3", jsonArray.toString());
                            for (int i = 0; i < jsonArray.length(); i++) {
                                final CourseCatagory catagoryModel = new CourseCatagory();
                                JSONObject course = jsonArray.getJSONObject(i);
                                CourseList courselist = new CourseList();
                                if(cata!=course.getString("CategoryName"))
                                {
                                    Log.d("Catagory",cata);
                                    catagoryModel.setCategoryName(course.getString("CategoryName"));



                                    arrayListcatagory.add(catagoryModel);

                                    for (int j=0;j<jsonArray.length();j++)
                                    {
                                        JSONObject cat1 = jsonArray.getJSONObject(j);
                                        cata=cat1.getString("CategoryName");
                                        Log.d("cat",cata);
                                        if(cat1.getString("CategoryName")==course.getString("CategoryName"))
                                        {
                                            courselist.setCourseName(cat1.getString("CourseName"));
                                            courselist.setCourseCode(cat1.getString("CourseCode"));
                                            courselist.setWishFlag(cat1.getInt("WishFlag"));
                                            Log.d("Course",cat1.getString("CourseName"));
                                            arrayListcourse.add(courselist);

                                        }
                                        else {

                                        }

                                    }

                                }
                   catagoryModel.setCourseList(arrayListcourse);

                            }

                            adapter.notifyDataSetChanged();
                           }

                    } catch (JSONException e1) {
                        e1.printStackTrace();
                    }
                }
            });
}