Swipe to Delete RecyclerView

RecyclerView4.java

// OnCreate
{
    ...
ItemTouchHelper.SimpleCallback simpleCallback = new ItemTouchHelper.SimpleCallback(0, ItemTouchHelper.LEFT | ItemTouchHelper.RIGHT) {
        @Override
        public boolean onMove(RecyclerView recyclerView, RecyclerView.ViewHolder viewHolder, RecyclerView.ViewHolder target) {
            return false;
        }

        @Override
        public void onSwiped(RecyclerView.ViewHolder viewHolder, int direction) {
            // Item swiped.
            int pos = viewHolder.getAdapterPosition();
            adapter.removeItem(pos);
        }
    };

    // Attach it to recyclerview
    new ItemTouchHelper(simpleCallback).attachToRecyclerView(recyclerView);
...
}

public class MyAdapter extends RecyclerView.Adapter<MyAdapter.ViewHolder>
{
    ... /* All other code */
    
    public void removeItem(int position)
    {
        datasets.remove(position);
        notifyItemRemoved(position);
    }

    ...
}