Using a “Please select” f:selectItem with null/empty value inside a p:selectOneMenu

Question

I\'m populating a from database as follows.

Answer 1

public void limparSelecao(AjaxBehaviorEvent evt) {
    Object submittedValue = ((UIInput)evt.getSource()).getSubmittedValue();

    if (submittedValue != null) {
        getPojo().setTipoCaixa(null);
    }
}