public Set<Class<?>> getModelProvidersClasses() {
    Set<Class<?>> result = new LinkedHashSet<>();
    for (Set<ProjectImportModelProvider> modelProviders : myModelProviders.values()) {
      for (ProjectImportModelProvider provider : modelProviders) {
        result.add(provider.getClass());
      }
    }
    return result;
  }
public Set<Class<?>> getModelProvidersClasses()