Infinite Scrollable RecyclerView. Make recycerview infinte scrollable with threshold value
protected void onFetchMoreItem(int currentPage); //This method fires when threshold value reached
protected void onReachTop(); //This method fires when reached to Top
protected void onReachBottom();//This method fires when reached to Bottom
protected void onScrollUp();//This method fires while scroll up
protected void onScrollDown();//This method fires while scroll down