Display data from database into textview

Question

I\'m trying display random data from database into two textviews (TextView1 display NAME, TextView2 display PHONENUMBER) when I click on next button, but I don\'t know how c

Answer 1

Try this :

    Button buttonnext = (Button) findViewById(R.id.next);
    buttonnext.setOnClickListener(onclickListener);

private OnClickListener onclickListener = new OnClickListener() {
    @Override
    public void onClick(final View v) {


int randInt = new Random().nextInt(contacts.size()) + 1;
       Contact cn=contacts.get(randInt);
          name.setText("Id: "+cn.getID()+" ,Name: " + cn.getName() + "
                    ,Phone: " + cn.getPhoneNumber());
    }
};