how to know when user is done typing android

1long delay = 1000; // 1 seconds after user stops typing
2long last_text_edit = 0;
3Handler handler = new Handler();
4
5private Runnable input_finish_checker = new Runnable() {
6    public void run() {
7        if (System.currentTimeMillis() > (last_text_edit + delay - 500)) {
8            // TODO: do what you need here
9            // ............
10            // ............
11            DoStuff();
12        }
13    }
14};
15
16EditText editText = (EditText) findViewById(R.id.editTextStopId);
17editText.addTextChangedListener(new TextWatcher() {
18    @Override
19    public void beforeTextChanged (CharSequence s,int start, int count,
20    int after){
21    }
22    @Override
23    public void onTextChanged ( final CharSequence s, int start, int before,
24    int count){
25        //You need to remove this to run only once
26        handler.removeCallbacks(input_finish_checker);
27
28    }
29    @Override
30    public void afterTextChanged ( final Editable s){
31        //avoid triggering event when text is empty
32        if (s.length() > 0) {
33            last_text_edit = System.currentTimeMillis();
34            handler.postDelayed(input_finish_checker, delay);
35        } else {
36
37        }
38    }
39}
40
41);