@RecyclerItemLayoutId(R.layout.item_text)
  public class TextViewHolder extends BaseViewHolder<String> {
    private TextView mTextView;
    public TextViewHolder(View itemView) {
      super(itemView);
    }
    @Override protected void onCreate() {
      super.onCreate();
      mTextView = findViewById(R.id.text_view);
    }

    @Override public void refreshItem(String bean) {
      mTextView.setText(bean);
    }
  }   

 FastAdapter fastAdapter = new FastAdapter(this);
 fastAdapter.addItem(TextViewHolder1.class,"Text ViewHolder");