Auto complete text view

import android.app.Activity;
import android.os.Bundle;
import android.widget.ArrayAdapter;
import android.widget.AutoCompleteTextView;

public class AutoCom extends Activity {
    /** Called when the activity is first created. */
   
AutoCompleteTextView au;
String s[]={"Krishna reddy","Dheeraj giroti","Rahul sonone","Anupama","Chanu"};
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.main);
        au=(AutoCompleteTextView)findViewById(R.id.autoCompleteTextView1);
        ArrayAdapter<String> adapter=new ArrayAdapter<String>(this,android.R.layout.simple_dropdown_item_1line,s);
        au.setAdapter(adapter);
        au.setThreshold(1);
       
    }
}