public class SampleAdapter extends AbstractAdapter<Sample> {

    public SampleAdapter(Context context, List<Sample> data) {
        super(context, data);
    }

    @Override
    public View getView(int position, View convertView, ViewGroup parent) {

        ViewHolder mViewHolder;

        if(convertView == null) {

            mViewHolder = new ViewHolder();

            convertView = LayoutInflater.from(getContext()).inflate(R.layout.adapter_sample, parent, false);

            mViewHolder.mSample = (TextView) convertView.findViewById(R.id.sample_text);
            mViewHolder.mSampleTwo = (TextView) convertView.findViewById(R.id.sample_text_two);

            convertView.setTag(mViewHolder);

        } else {
            mViewHolder = (ViewHolder) convertView.getTag();
        }

            Sample sample = getItem(position);

            mViewHolder.mSample.setText(sample.getmUsername());
            mViewHolder.mSampleTwo.setText(sample.getmComment());

        return convertView;
    }

    private static class ViewHolder {
        private TextView mSample;
        private TextView mSampleTwo;
    }
}