Is Apple Really Your Privacy Hero?(bloomberg.com)

    public void pickContact(View v) {
        Intent contactPickerIntent = new Intent(Intent.ACTION_PICK,
                ContactsContract.CommonDataKinds.Phone.CONTENT_URI);
        startActivityForResult(contactPickerIntent, RESULT_PICK_CONTACT);
    }
    @Override
    protected void onActivityResult(int requestCode, int resultCode, Intent data) {
        if (resultCode == RESULT_OK) {
            switch (requestCode) {
                case RESULT_PICK_CONTACT:
                    soSomethingWithContact(data);
                    return;
            }
        } else {
            Log.e("MainActivity", "Failed to pick contact");
        }
    }