private void populateModel(final Map<String, Object> model, final Actor actor) {
if (actor == null) {
model.put("actorName", "No actor found");
model.put("kevinBaconNumber", "");
model.put("movieTitles", Collections.emptyList());
} else {
model.put("actorName", actor.getName());
final List<?> baconPathList = imdbService.getBaconPath(actor);
model.put("kevinBaconNumber", baconPathList.size() / 2);
final Collection<MovieInfo> movieInfo = new TreeSet<MovieInfo>();
for (Movie movie : actor.getMovies()) {
movieInfo.add(new MovieInfo(movie, actor.getRole(movie)));
}
model.put("movieInfo", movieInfo);
final List<String> baconPath = new LinkedList<String>();
for (Object actorOrMovie : baconPathList) {
if (actorOrMovie instanceof Actor) {
baconPath.add(((Actor) actorOrMovie).getName());
} else if (actorOrMovie instanceof Movie) {
baconPath.add(((Movie) actorOrMovie).getTitle());
}
}
model.put("baconPath", baconPath);
}
}
@Override
@Transactional
public void getModel(final Object command, final Map<String, Object> model)
throws ServletException {
final String name = ((ActorForm) command).getName();
final Actor actor = imdbService.getActor(name);
populateModel(model, actor);
}