* Updates the new password tab.
*/
private void updateNewPasswordGroup()
{
// set new password to the UI widgets
newPassword = new Password( newPasswordHashMethodCombo.getText(), newPasswordText.getText() );
if ( !"".equals( newPasswordText.getText() ) || newPassword.getHashMethod() == null ) //$NON-NLS-1$
{
newPasswordPreviewValueHexText
.setText( Utils.getNonNullString( newPassword.getHashedPasswordAsHexString() ) );
newPasswordPreviewSaltHexText.setText( Utils.getNonNullString( newPassword.getSaltAsHexString() ) );