4 public class DB4oManager {
7 private static DB4oManagerAux theDB4oManagerAux;
8 private int bookingNumber = 1; // if it is "static" then it is not
10 private int offerNumber = 1; // if it is "static" then it is not serialized
12 class DB4oManagerAux {
16 DB4oManagerAux(int bookingNumber, int offerNumber) {
17 this.bookingNumber = bookingNumber;
18 this.offerNumber = offerNumber;