// Actors
Actor actor1 = new Actor(1, "Tom Cruise");
Actor actor2 = new Actor(2, "Emmanuelle Béart");
// Movies
Movie movie1 = new Movie("m1", "War of the Worlds", 2005);
Movie movie2 = new Movie("m2", "Mission Impossible", 1996);
Movie movie3 = new Movie("m3", "Hell", 2005);
// Roles
Role role1 = new Role("Ray Ferrier", "Lead Actor");
role1.setActor(actor1);
role1.setMovie(movie1);
Role role2 = new Role("Ethan Hunt", "Lead Actor");
role2.setActor(actor1);
role2.setMovie(movie2);
Role role3 = new Role("Claire Phelps", "Lead Actress");
role3.setActor(actor2);
role1.setMovie(movie2);
Role role4 = new Role("Sophie", "Supporting Actress");
role4.setActor(actor2);
role1.setMovie(movie3);
// Relationships
actor1.addMovie(role1, movie1);
actor1.addMovie(role2, movie2);
actor2.addMovie(role3, movie2);
actor2.addMovie(role4, movie3);
movie1.addActor(role1, actor1);
movie2.addActor(role2, actor1);
movie2.addActor(role3, actor2);
movie3.addActor(role4, actor2);
actors.add(actor1);
actors.add(actor2);
}