Limiting Textfields in Java

Question

Is there a way to limit a textfield to only allow numbers 0-100, thereby excluding letters, symbols and such as well? I have found a way, but it is way more complicated than

Answer 1

I'd suggest you should go with a JSpinner in this case. Text fields are pretty complicated to work with in Swing since even the most basic single-line ones have a full-blown Document class behind them.