void initSettings() {
try {
FileInputStream in = new FileInputStream(DB_SETTINGS_FILE);
dbSettings.load(in);
in.close();
} catch (FileNotFoundException fnfe) {
System.err.println("Cannot load settings file:\n" + fnfe.getMessage());
return;
} catch (IOException ioe) {
System.err.println("IO exception :\n" + ioe.getMessage());
return;
}
jtflHost.setText(dbSettings.getProperty(DB_URL));
String encryption = dbSettings.getProperty("encryption");
if (encryption.equalsIgnoreCase("on")) {
try {
jtflUser.setText(encrypter.decrypt(dbSettings.getProperty(DB_USER)));
jpflPwd.setText(encrypter.decrypt(dbSettings.getProperty(DB_PWD)));
} catch (EncryptionException ex) {
ex.printStackTrace();
}
} else {
jtflUser.setText(dbSettings.getProperty(DB_USER));
jpflPwd.setText(dbSettings.getProperty(DB_PWD));
}
}
public DBSettings(final MainWindow parent) {
super(parent, true);
mainWin = parent;
initComponents();
build();
setDefaultCloseOperation(WindowConstants.DISPOSE_ON_CLOSE);
try {
encrypter =
new StringEncrypter(
StringEncrypter.DESEDE_ENCRYPTION_SCHEME, "123456789012345678901234567890");
} catch (EncryptionException ex) {
ex.printStackTrace();
}
initSettings();
setSize(PREFERRED_SIZE);
setLocationRelativeTo(mainWin);
jbtnOK.addActionListener(this);
jbtnCancel.addActionListener(this);
}
void saveSettings() {
dbSettings.setProperty("encryption", "on");
dbSettings.setProperty(DB_URL, jtflHost.getText());
try {
dbSettings.setProperty(DB_USER, encrypter.encrypt(jtflUser.getText()));
dbSettings.setProperty(DB_PWD, encrypter.encrypt(new String(jpflPwd.getPassword())));
} catch (EncryptionException ex) {
ex.printStackTrace();
}
try {
FileOutputStream out = new FileOutputStream(DB_SETTINGS_FILE);
dbSettings.store(out, "");
out.close();
} catch (FileNotFoundException fnfe) {
System.err.println("Cannot save settings file:\n" + fnfe.getMessage());
return;
} catch (IOException ioe) {
System.err.println("IO exception :\n" + ioe.getMessage());
return;
}
}