StickyListHeadersListView stickyList = (StickyListHeadersListView) findViewById(R.id.list);MyAdapter adapter = new MyAdapter(this);stickyList.setAdapter(adapter);

public class MyAdapter extends BaseAdapter implements StickyListHeadersAdapter {private String[] countries;private LayoutInflater inflater;public MyAdapter(Context context) { inflater = LayoutInflater.from(context); countries = context.getResources().getStringArray(R.array.countries);}@Overridepublic int getCount() { return countries.length;}@Overridepublic Object getItem(int position) { return countries[position];}@Overridepublic long getItemId(int position) { return position;}@Override public View getView(int position, View convertView, ViewGroup parent) { ViewHolder holder; if (convertView == null) {  holder = new ViewHolder();  convertView = inflater.inflate(R.layout.test_list_item_layout, parent, false);  holder.text = (TextView) convertView.findViewById(R.id.text);  convertView.setTag(holder); } else {  holder = (ViewHolder) convertView.getTag(); } holder.text.setText(countries[position]); return convertView;}@Override public View getHeaderView(int position, View convertView, ViewGroup parent) { HeaderViewHolder holder; if (convertView == null) {  holder = new HeaderViewHolder();  convertView = inflater.inflate(R.layout.header, parent, false);  holder.text = (TextView) convertView.findViewById(R.id.text);  convertView.setTag(holder); } else {  holder = (HeaderViewHolder) convertView.getTag(); } //set header text as first char in name String headerText = + countries[position].subSequence(0, 1).charAt(0); holder.text.setText(headerText); return convertView;}@Overridepublic long getHeaderId(int position) { //return the first character of the country as ID because this is what headers are based upon return countries[position].subSequence(0, 1).charAt(0);}class HeaderViewHolder { TextView text;}class ViewHolder { TextView text;}}