<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="vertical" >
 <LinearLayout
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:orientation="horizontal"  >

        <TextView
            android:id="@+id/tv_carName"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="TextView" />

        <TextView
            android:id="@+id/tv_carMaker"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="TextView" />
    </LinearLayout>
</LinearLayout>

public class Cars{
    String name;
    String manufacturer;
}

public void populateListView(List<Cars> data){

    ArrayAdapter<Cars> carAdapter = new CarAdapter(MainActivity.this, data);
    ListView dataList = (ListView) findViewById(R.id.car_listView);
    dataList.setAdapter(carAdapter);
}

public class CarAdapter extends ArrayAdapter<Cars>{

    private LayoutInflater inflater;
    List<Cars> dummyData = new ArrayList<Cars>();
    MainActivity host;

    public CarAdapter(MainActivity host, List<Cars> data)
    {
        super(host,R.layout.each_car,data);
        inflater = host.getWindow().getLayoutInflater();
        dummyData = data;

    }

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

        View itemView = convertView;

        if(itemView == null)
        {
            itemView = inflater.inflate(R.layout.each_car,parent,false);
        }

        Cars currentData = dummyData.get(position);
        Log.d("Testing Position","Position :- "+position);
        TextView carName = (TextView) itemView.findViewById(R.id.tv_carName);
        carName.setText(currentData.getName());
        TextView carMaker = (TextView) itemView.findViewById(R.id.tv_carMaker);
        carMaker.setText(currentData.getManufacturer());
        return itemView;
    }
}

This may help you ...
public class car extends AsyncTask<Void, Void, ArrayList<Cars> {
     @Override
      protected ArrayList<Cars> doInBackground(Void... params) {
         ... add your list here...
         return myCars ;
     }
    @Override
    protected void onPostExecute(ArrayList<Cars> result) {
    super.onPostExecute(result);
        //as per your requirement
    adapter_car = new SimpleAdapter(ExchangeRateActivity.this, result,
                R.layout.row, from, to);
   list_view.setAdapter(adapter_car);

     }

<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:paddingBottom="@dimen/activity_vertical_margin"
android:paddingLeft="@dimen/activity_horizontal_margin"
android:paddingRight="@dimen/activity_horizontal_margin"
android:paddingTop="@dimen/activity_vertical_margin"
tools:context=".MainActivity" >

<ListView
    android:id="@+id/list"
    android:layout_width="match_parent"
    android:layout_height="wrap_content"></ListView>

</RelativeLayout>

public class myListAdapter extends BaseAdapter{

    List<String> item_list = new ArrayList<String>();

    public myListAdapter(){

    }

    void add(String item_text){
        item_list.add(item_text);
    }

    @Override
    public int getCount() {
        // TODO Auto-generated method stub
        return item_list.size();
    }

    @Override
    public Object getItem(int arg0) {
        // TODO Auto-generated method stub
        return null;
    }

    @Override
    public long getItemId(int arg0) {
        // TODO Auto-generated method stub
        return 0;
    }

    @Override
    public View getView(int position, View arg1, ViewGroup arg2) {
        // TODO Auto-generated method stub
        LayoutInflater inflater = (LayoutInflater) getSystemService(Context.LAYOUT_INFLATER_SERVICE);
        View view = inflater.inflate(R.layout.list_item, null);
        TextView tvText = (TextView)view.findViewById(R.id.list_text);
        tvText.setText(item_list.get(position));
        return null;
    }

}

<?xml version="1.0" encoding="utf-8"?>

<TextView
    android:id="@+id/list_text"
    android:layout_width="match_parent"
    android:layout_height="wrap_content" />

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_main);


    myListAdapter adapter = new myListAdapter();

    ListView list = (ListView) findViewById(R.id.list);
    adapter.add("Some value");

    list.setAdapter(adapter);

}