/**
* Alert the user that an action was successful.
*
* @param successMessage message to display to user
*/
private void displaySuccessMessage(String successMessage) {
Image icon;
Alert successAlert;
icon = GraphicalInstaller.getImageFromInternalStorage("_dukeok8");
successAlert = new Alert(null, successMessage, icon, null);
successAlert.setTimeout(GraphicalInstaller.ALERT_TIMEOUT);
// We need to prevent "flashing" on fast development platforms.
while (System.currentTimeMillis() - lastDisplayChange < GraphicalInstaller.ALERT_TIMEOUT) ;
lastDisplayChange = System.currentTimeMillis();
display.setCurrent(successAlert);
}
