gistfile1.java

		@Override
		protected void onPostExecute(String json) {
			try {
				categories = new JSONArray(json);

				if (categories != null) {
					// looping through All albums
					for (int i = 0; i < categories.length(); i++) {
						JSONObject c = categories.getJSONObject(i);

						// Storing each json item values in variable
						String id = c.getString(TAG_ID);
						String name = c.getString(TAG_NAME);
						String songs_count = c.getString(TAG_CATEGORIES_COUNT);
						String category_logo = c.getString(TAG_CATEGORIES_LOGO);

						// creating new HashMap
						HashMap<String, String> map = new HashMap<String, String>();

						// adding each child node to HashMap key => value
						map.put(TAG_ID, id);
						map.put(TAG_NAME, name);
						map.put(TAG_CATEGORIES_COUNT, songs_count);
						map.put(TAG_CATEGORIES_LOGO, category_logo);

						// adding HashList to ArrayList
						categoryList.add(map);
					}
					
					mAdapter = new CategoryListAdapter(CategoryActivity.this, categoryList);
		            getListView().setAdapter(mAdapter);
					
					pDialog.dismiss();
				} else {
					Log.d("Categories: ", "null");
				}

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