OptionalDependencySelector.fromDirect(),
                new ExclusionDependencySelector());
    }

    protected DependencyGraphTransformer getDependencyGraphTransformer() {
        return new ChainedDependencyGraphTransformer(
                new ConflictResolver(
                        new ConfigurableVersionSelector(), new ManagedScopeSelector(getScopeManager()),

            pluginSession.setDependencySelector(session.getDependencySelector());
            pluginSession.setDependencyGraphTransformer(session.getDependencyGraphTransformer());

            CollectRequest request = new CollectRequest();
            request.setRequestContext(REPOSITORY_CONTEXT);
            request.setRepositories(repositories);