RecyclerView.Adapter onClick

public class MyAdapter extends RecyclerView.Adapter<MyAdapter.ViewHolder> {
    private List<String> mData;
    private OnItemClickListener mListener;

    public interface OnItemClickListener {
        void onItemClick(int position);
    }

    public void setOnItemClickListener(OnItemClickListener listener) {
        mListener = listener;
    }

    // ViewHolder类用于缓存item视图
    public static class ViewHolder extends RecyclerView.ViewHolder {
        public TextView textView;

        public ViewHolder(View itemView) {
            super(itemView);
            textView = itemView.findViewById(R.id.text_view);
        }
    }

    public MyAdapter(List<String> data) {
        mData = data;
    }

    @Override
    public ViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {
        View view = LayoutInflater.from(parent.getContext()).inflate(R.layout.item_layout, parent, false);
        ViewHolder viewHolder = new ViewHolder(view);

        // 设置item的点击事件
        viewHolder.itemView.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                if (mListener != null) {
                    int position = viewHolder.getAdapterPosition();
                    mListener.onItemClick(position);
                }
            }
        });

        return viewHolder;
    }

    @Override
    public void onBindViewHolder(ViewHolder holder, int position) {
        String item = mData.get(position);
        holder.textView.setText(item);
    }

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