public static void estimateKeyDerivationTime() {
// This is run in the background after startup. If we haven't recorded it before, do a key
// derivation to see
// how long it takes. This helps us produce better progress feedback, as on Windows we don't
// currently have a
// native Scrypt impl and the Java version is ~3 times slower, plus it depends a lot on CPU
// speed.
checkGuiThread();
estimatedKeyDerivationTime = Main.instance.prefs.getExpectedKeyDerivationTime();
if (estimatedKeyDerivationTime == null) {
new Thread(
() -> {
log.info("Doing background test key derivation");
KeyCrypterScrypt scrypt = new KeyCrypterScrypt(SCRYPT_PARAMETERS);
long start = System.currentTimeMillis();
scrypt.deriveKey("test password");
long msec = System.currentTimeMillis() - start;
log.info("Background test key derivation took {}msec", msec);
Platform.runLater(
() -> {
estimatedKeyDerivationTime = Duration.ofMillis(msec);
Main.instance.prefs.setExpectedKeyDerivationTime(estimatedKeyDerivationTime);
});
})
.start();
}
}
/** Met fin au programme et demande à l'utilisateur s'il veut sauvegarder. */
protected void quitter() {
if (model.flagModif) {
Alert alert = new Alert(AlertType.CONFIRMATION);
alert.setTitle("Sauvegarde du dictionnaire");
alert.setContentText("Voulez-vous enregistrer les nouvelles modifications au dictionnaire?");
alert.setHeaderText(null);
ButtonType yes = new ButtonType("Oui");
ButtonType no = new ButtonType("Non");
alert.getButtonTypes().setAll(yes, no);
Optional<ButtonType> result = alert.showAndWait();
if (result.get() == yes) {
try {
model.sauvegardeFichier();
} catch (IOException e) {
e.printStackTrace();
Alert alertSave = new Alert(AlertType.ERROR);
alertSave.setTitle("IO Error");
alertSave.setContentText("Save File error");
alertSave.showAndWait();
}
}
}
System.exit(0);
}
/**
* Cancel button click handler.
*
* @param event {@link javafx.event.ActionEvent}
*/
@FXML
private void cancelButtonClick(ActionEvent event) {
System.exit(0);
}
