I want to use a JFormattedTextField to allow the user to input time duration values into a form. Sample valid values are:

2h 30m
72h 15m
6h
0h

However I am having limited success with this. Can some one please suggest how this can be accomplished? I am OK if this result can be achieved using a JTextField as well.

Thanks!

If it is worth anything, here's my current attempt:

 mFormattedText.setFormatterFactory(
    new DefaultFormatterFactory(
        new DateFormatter(
            new SimpleDateFormat("H mm"))));

This sorta works except that:

• I cannot get h and m to appear as plain text (I tried escaping) *
• The number of hours has a max

*: See @nanda's answer