How to make TextWatcher wait for some time before doing some action

Question

I have an EditText to filter the items in the ListView below it, which may contain more than 1000 items usually. The TextWatcher is:

Answer 1

Using RxBinding :

RxTextView.textChanges(edittext)
            .skipInitialValue()
            .debounce(TIME_TO_WAIT, TimeUnit.MILLISECONDS)
            .subscribe({
               //do the thing
            })
}