public void ricerca(ActionEvent ev) throws ContabilitaException, IOException {
try {
if (controllaValiditaRichiesta().equals(""))
throw new ImpossibileCercareEstrattoContoException();
outputProgressController = (ProgressBarController) BackingBeanUtility.trova("outputProgressController");
outputProgressController.defaultIndeterminateProgressBarSetting();
outputProgressController.getOutputProgressModel().setPopupVisible(true);
outputProgressController.getOutputProgressModel().setPogressStarted(true);