autocompletetextview in android studio

1 public class CountriesActivity extends Activity {
2     protected void onCreate(Bundle icicle) {
3         super.onCreate(icicle);
4         setContentView(R.layout.countries);
5
6         ArrayAdapter<String> adapter = new ArrayAdapter<String>(this,
7                 android.R.layout.simple_dropdown_item_1line, COUNTRIES);
8         AutoCompleteTextView textView = (AutoCompleteTextView)
9                 findViewById(R.id.countries_list);
10         textView.setAdapter(adapter);
11     }
12
13     private static final String[] COUNTRIES = new String[] {
14         "Belgium", "France", "Italy", "Germany", "Spain"
15     };
16 }
17