} else {
try {
resultModel.clear();
engine.setup(validator.prepareSearchMask(maskCbModel.getSelectedItem().toString()),
validator.prepareFileMask(fileCbModel.getSelectedItem().toString()),
validator.prepareDirectories(dirCbModel.getSelectedItem().toString()));
engine.process();
setStartStopButtonState(false);
storeInput();
} catch (Exception ex) {