public void print() {
StringBuilder sb = new StringBuilder();
for (MenuItem mi : currentMenu.getMenuItems()) {
sb.append(mi.getTitle() + System.lineSeparator());
}
IOUtil.print(sb.toString());
}
public boolean navigate(int index, ObjectInputStream in, ObjectOutputStream out) {
if (this.currentMenu != null) {
if ((index < currentMenu.getMenuItems().size()) && (index >= 0)) {
try {
if (this.currentMenu.getItem(index).getAction() != null) {
out.writeObject((this.currentMenu.getItem(index).sendCommandMessage()));
out.flush();
if (in.readObject() != null) {
this.currentMenu.getItem(index).receiveAnswer(in.readObject());
}
}
if ((this.currentMenu.getItem(index).getAction() != null)
&& (this.currentMenu.getItem(index).getMenu() == null)) {
out.writeObject(new CommandMessage(EXIT, null));
}
} catch (IOException | ClassNotFoundException e) {
logger.error(EXCEPTION_FOUND, e);
}
setCurrentMenu(this.currentMenu.getItem(index).getMenu());
} else {
setCurrentMenu(null);
}
return true;
} else {
try {
out.writeObject(new CommandMessage(EXIT, null));
this.currentMenu.getItem(index).receiveAnswer(in.readObject());
} catch (IOException | ClassNotFoundException e) {
logger.error(EXCEPTION_FOUND, e);
}
return false;
}
}