Expand/Collapse Recyclerview with custom animation

Hey guys, I was playing with Recyclerview. In this view Recyceerview can expand to particular and can collapse to its original state. It was a fun task.! I hope you are familiar with RecyclerView. Now we will step into RecylerView adapter which is holding your item, and you can start coding inside ViewHolder of a card,Lets first create slide up and slide down xml files.//slide up ...