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

    private String[] mDataSet;
    private OnRVItemClickListener mListener;

     * Provide a reference to the type of views that you are using (custom ViewHolder)
    public static class ViewHolder extends RecyclerView.ViewHolder {
        private final TextView textView;

        public ViewHolder(View v) {
            // Define click listener for the ViewHolder's View.
            v.setOnClickListener(new View.OnClickListener() {
                public void onClick(View v) { // handle click events here
                    Log.d(TAG, "Element " + getPosition() + " clicked.");
                    mListener.onRVItemClicked(getPosition(),v); //set callback
            textView = (TextView) v.findViewById(;

        public TextView getTextView() {
            return textView;

     * Initialize the dataset of the Adapter.
     * @param dataSet String[] containing the data to populate views to be used by RecyclerView.
    public SampleAdapter(String[] dataSet) {
        mDataSet = dataSet;

    // Create new views (invoked by the layout manager)
    public ViewHolder onCreateViewHolder(ViewGroup viewGroup, int viewType) {
        // Create a new view.
        View v = LayoutInflater.from(viewGroup.getContext())
                .inflate(R.layout.text_row_item, viewGroup, false);

        return new ViewHolder(v);

    // Replace the contents of a view (invoked by the layout manager)
    public void onBindViewHolder(ViewHolder viewHolder, final int position) {
        // Get element from your dataset at this position and replace the contents of the view
        // with that element

    // Return the size of your dataset (invoked by the layout manager)
    public int getItemCount() {
        return mDataSet.length;

    public void setOnRVClickListener(OnRVItemClickListener) {
        mListener = OnRVItemClickListener;

    public interface OnRVItemClickListener {
       void onRVItemClicked(int position, View v);

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