public void populate(DatabaseSession session) {
    PopulationManager manager = PopulationManager.getDefaultManager();

    Cat cat = Cat.example1();
    session.writeObject(cat);
    manager.registerObject(cat, "catExample1");

    Dog dog = Dog.example1();
    session.writeObject(dog);
    manager.registerObject(dog, "dogExample1");

    cat = Cat.example2();
    session.writeObject(cat);
    manager.registerObject(cat, "catExample2");

    dog = Dog.example2();
    session.writeObject(dog);
    manager.registerObject(dog, "dogExample2");

    cat = Cat.example3();
    session.writeObject(cat);
    manager.registerObject(cat, "catExample3");

    dog = Dog.example3();
    session.writeObject(dog);
    manager.registerObject(dog, "dogExample3");

    Company company = Company.example1();
    session.writeObject(company);
    manager.registerObject(company, "example1");

    manager.registerObject(((Vector) company.getVehicles().getValue()).firstElement(), "example1");

    company = Company.example2();
    session.writeObject(company);
    manager.registerObject(company, "example2");

    company = Company.example3();
    session.writeObject(company);
    manager.registerObject(company, "example3");

    Person person = Person.example1();
    session.writeObject(person);
    manager.registerObject(person, "example1");

    // populate the data for duplicate field testing
    session.writeObject(A_King2.exp1());
    session.writeObject(A_King2.exp2());
    session.writeObject(A_1_King2.exp3());
    session.writeObject(A_2_King2.exp4());
    session.writeObject(A_2_1_King2.exp5());

    UnitOfWork unitOfWork = session.acquireUnitOfWork();
    person = Person.example2();
    unitOfWork.registerObject(person);
    unitOfWork.commit();
    manager.registerObject(person, "example2");
    manager.registerObject(person.bestFriend, "example5");
    manager.registerObject(person.representitive, "example4");

    person = Person.example3();
    session.writeObject(person);
    manager.registerObject(person, "example3");

    Computer computer = Computer.example1();
    session.writeObject(computer);
    manager.registerObject(computer, "example1");

    computer = Computer.example2();
    session.writeObject(computer);
    manager.registerObject(computer, "example2");

    computer = Computer.example3();
    session.writeObject(computer);
    manager.registerObject(computer, "example3");

    computer = Computer.example4();
    session.writeObject(computer);
    manager.registerObject(computer, "example4");

    computer = Computer.example5();
    session.writeObject(computer);
    manager.registerObject(computer, "example5");

    JavaProgrammer JP = JavaProgrammer.example1();
    session.writeObject(JP);
    manager.registerObject(JP, "example1");

    JP = JavaProgrammer.example2();
    session.writeObject(JP);
    manager.registerObject(JP, "example2");

    // Added to test bug 3019934.
    unitOfWork = session.acquireUnitOfWork();
    Alligator alligator = new Alligator();
    alligator.setFavoriteSwamp("Florida");
    alligator.setLatestVictim(JavaProgrammer.steve());
    unitOfWork.registerObject(alligator);
    manager.registerObject(alligator, "example1");
    unitOfWork.commit();

    // Added to test bug 6111278

    unitOfWork = session.acquireUnitOfWork();
    Entomologist bugguy = new Entomologist();
    bugguy.setId((int) System.currentTimeMillis());
    bugguy.setName("Gary");
    bugguy = (Entomologist) unitOfWork.registerObject(bugguy);
    Insect insect = new GrassHopper();
    insect.setIn_numberOfLegs(4);
    insect.setEntomologist(bugguy);
    bugguy.getInsectCollection().add(insect);
    unitOfWork.commit();
  }