list view converview problem in android studio code example

Example 1: android java list view

ListView friendsListView = findViewById(R.id.friendListView);
final ArrayList<String> myFriends = new ArrayList<String>(asList("Mark","Jane","Sussy","Jan"));
ArrayAdapter<String> arrayAdapter = new ArrayAdapter<String>(this,android.R.layout.simple_list_item_1, myFriends);
friendsListView.setAdapter(arrayAdapter); // Set an adapter
friendsListView.setOnItemClickListener(new AdapterView.OnItemClickListener() {
   @Override
   public void onItemClick(AdapterView<?> adapterView, View view, int i, long l) {
       Toast.makeText(getApplicationContext(), "Hello " + myFriends.get(i), Toast.LENGTH_LONG).show();

Example 2: listview

class YourView(ListView):
	model				= YourModel
    paginate_by			= your_pagination_number
    context_object_name = 'your_model_in_plural'
    template_name 		= 'your_list.html'