Recyclerview with footer template

RecyclerViewWithFooter.java

package com.mobile.clubgecko.CanvasCard;
import android.support.v7.widget.RecyclerView;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ProgressBar;

import com.mobile.clubgecko.R;


/**
 * Created by Drone on 2/4/2016.
 */

public class XXXXXXXXXXXXXXXXXXX extends RecyclerView.Adapter<RecyclerView.ViewHolder> {


    private static final int TYPE_FOOTER = 0;
    private static final int TYPE_ITEM = 1;
    


    public XXXXXXXXXXXXXXXXXXX() {
        
    }


    @Override
    public RecyclerView.ViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {
        if (viewType == TYPE_ITEM) {
            View v = LayoutInflater.from(parent.getContext()).inflate(R.layout.f_canvas_list_item, parent, false);
            ViewHolderItem viewHolder = new ViewHolderItem(v);
            return viewHolder;
        } else if (viewType == TYPE_FOOTER) {
            View v = LayoutInflater.from(parent.getContext()).inflate(R.layout.footer_recycler, parent, false);
            ViewHolderFooter viewHolder = new ViewHolderFooter(v);
            return viewHolder;
        }
        throw new RuntimeException("No viewType to bind! booo");
    }
    

    @Override
    public void onBindViewHolder(RecyclerView.ViewHolder holderer, int position) {

      
    }
    
    @Override
    public int getItemCount() {
        return XYZABC.size() + 1;
    }

    @Override
    public int getItemViewType(int position) {
        if (isPostionFooter(position))
            return TYPE_FOOTER;
        return TYPE_ITEM;
    }

    private boolean isPostionFooter(int position) {
        return position == XYZABC.size();
    }
       
    public static class ViewHolderItem extends RecyclerView.ViewHolder  {
      
        public ViewHolderItem(View itemView) {
            super(itemView);
           
        }
        
    }

    public static class ViewHolderFooter extends RecyclerView.ViewHolder {
        ProgressBar progressBar;

        public ViewHolderFooter(View itemView) {
            super(itemView);
            progressBar = (ProgressBar) itemView.findViewById(R.id.loading_progress);
        }
    }
}