Accept only Double Values in a JTextField using DocumentFilter

Question

Is there any way to accept only double values in a JTextField using documentfilter?

Answer 1

You will want to use a DocumentFilter

This will allow you to "filter" the incoming content before it reaches the document.

Check out these examples for more ideas

You could also try look at a JFormattedTxtField which would probably be easier, but where's the fun in that