AutoCompleteTextView editNumber = (AutoCompleteTextView)findViewById(R.id.edit_number);
Cursor cursor = getContentResolver()(ContactsContract.CommonDataKinds.Phone.CONTENT_URI, null, null, null, null);
ContactListAdapter listAdapter = new ContactListAdapter(this, cursor);
editNumber.setAdapter(listAdapter);

public View newView(Context context, Cursor cursor, ViewGroup parent) {
  final LayoutInflater inflater = LayoutInflater.from(context);
  final View view = (View)inflater.inflate(  R.layout.auto_complete, parent, false);
  TextView txtName = (TextView)view.findViewById(R.id.txt_name);
  txtName.setText(cursor.getString(0));
  TextView txtNumber = (TextView)view.findViewById(R.id.txt_number);
  txtNumber.setText(cursor.getString(1));
  TextView txtType = (TextView)view.findViewById(R.id.txt_type);
  String[] arrType = SmsConstant.ARR_CONTACTS_TYPE;
  if(cursor.getint(2) > 3)
  {
    txtType.setText(arrType[0]);
  } else
  {
    txtType.setText(arrType[cursor.getint(2)]);
  }
  return view;
}

public void bindView(View view, Context context, Cursor cursor) {
  TextView txtName = (TextView)view.findViewById(R.id.txt_name);
  txtName.setText(cursor.getString(0));
  TextView txtNumber = (TextView)view.findViewById(R.id.txt_number);
  txtNumber.setText(cursor.getString(1));
  TextView txtType = (TextView)view.findViewById(R.id.txt_type);
  String[] arrType = SmsConstant.ARR_CONTACTS_TYPE;
  if(cursor.getint(2) > 3)
  {
    txtType.setText(arrType[0]);
  } else {
    txtType.setText(arrType[cursor.getint(2)]);
  }
}

public String convertToString(Cursor cursor) {}

public Cursor runQueryOnBackgroundThread(CharSequence constraint) {}