CityAdapter.java

package com.sf.elastic.adapters;

import android.support.v7.widget.RecyclerView;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.TextView;

import com.sf.elastic.R;
import com.sf.elastic.models.City;

import org.androidannotations.annotations.EBean;

import java.util.ArrayList;
import java.util.List;

@EBean
public class CityAdapter extends RecyclerView.Adapter<CityAdapter.ViewHolder> {

	public static class ViewHolder extends RecyclerView.ViewHolder {

		public TextView txtTitle;

		public ViewHolder(final View itemView) {
			super(itemView);
			txtTitle = (TextView) itemView.findViewById(R.id.cityName);
		}
	}

	private List<City> cityList = new ArrayList<>();

	public CityAdapter.ViewHolder onCreateViewHolder(ViewGroup viewGroup, int i) {
		View v = LayoutInflater.from(viewGroup.getContext())
			.inflate(R.layout.row_city, viewGroup, false);
		return new ViewHolder(v);
	}

	@Override
	public void onBindViewHolder(CityAdapter.ViewHolder viewHolder, int i) {
		City city = cityList.get(i);
		viewHolder.txtTitle.setText(city.getName());
	}

	@Override
	public int getItemCount() {
		return cityList.size();
	}

	public void clearList() {
		cityList.clear();
		notifyDataSetChanged();
	}

	public void add(City city) {
		cityList.add(city);
		notifyDataSetChanged();
	}
}