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I am trying to do some form of field validation. Basically I have say 5 JTextFields on a form and when a user completes a field and it loses the focus I want it to validate the entry and if the...

I am trying to create a FocusListener method that I where I can pass the method to be called. For example (and I know this doesnt work)


private void addFL(Component aptjf, Component met1,...