/**
 * Container for storing the request from the user to activate or deactivate certain projects and optionally fail the
 * build if those projects do not exist.
 */
public class ProjectActivation {
    private static class ProjectActivationSettings {
        /**
         * The selector of a project. This can be the project directory, [groupId]:[artifactId] or :[artifactId].
         */

    private List<Proxy> proxies;

    private List<Server> servers;

    private List<Mirror> mirrors;

    private List<Profile> profiles;

    private final ProjectActivation projectActivation = new ProjectActivation();
    private final ProfileActivation profileActivation = new ProfileActivation();

    private List<String> pluginGroups;

    private boolean isProjectPresent = true;

            throws MavenExecutionException {
        List<MavenProject> result = projects;

        ProjectActivation projectActivation = request.getProjectActivation();
        Set<String> requiredSelectors = projectActivation.getRequiredActiveProjectSelectors();
        Set<String> optionalSelectors = projectActivation.getOptionalActiveProjectSelectors();
        if (!requiredSelectors.isEmpty() || !optionalSelectors.isEmpty()) {

        final Options options = new Options();
        options.addOption(Option.builder(CLIManager.PROJECT_LIST).hasArg().build());

        ProjectActivation activation;

        activation = new ProjectActivation();
        performProjectActivation(
                parser.parse(options, new String[] {"-pl", "test1,+test2,?test3,+?test4"}), activation);

            return MavenExecutionRequest.REACTOR_MAKE_BOTH;
        } else {
            return null;
        }
    }

    protected void performProjectActivation(C context, ProjectActivation projectActivation) {
        MavenOptions mavenOptions = context.invokerRequest.options();
        if (mavenOptions.projects().isPresent()
                && !mavenOptions.projects().get().isEmpty()) {

        final ProjectActivation projectActivation = request.getProjectActivation();
        final Set<String> allOptionalSelectors = new HashSet<>();
        allOptionalSelectors.addAll(projectActivation.getOptionalActiveProjectSelectors());
        allOptionalSelectors.addAll(projectActivation.getRequiredActiveProjectSelectors());

    /**
     * Return the requested activation(s) of project(s) in this execution.
     * @return requested (de-)activation(s) of project(s) in this execution. Never {@code null}.
     */
    ProjectActivation getProjectActivation();

    /**
     * Return the requested activation(s) of profile(s) in this execution.
     * @return requested (de-)activation(s) of profile(s) in this execution. Never {@code null}.
     */

        } else {
            return current.isFile() ? current : null;
        }
    }

    // Visible for testing
    static void performProjectActivation(final CommandLine commandLine, final ProjectActivation projectActivation) {
        if (commandLine.hasOption(CLIManager.PROJECT_LIST)) {
            final String[] optionValues = commandLine.getOptionValues(CLIManager.PROJECT_LIST);