ProjectBuilderConfiguration setGlobalProfileManager(ProfileManager globalProfileManager);

    ProjectBuilderConfiguration setLocalRepository(ArtifactRepository localRepository);

    ProjectBuilderConfiguration setUserProperties(Properties userProperties);

    ProjectBuilderConfiguration setExecutionProperties(Properties executionProperties);

    Date getBuildStartTime();

        setActiveProfileIds(request.getActiveProfileIds());
        setInactiveProfileIds(request.getInactiveProfileIds());
        setSystemProperties(request.getSystemProperties());
        setUserProperties(request.getUserProperties());
        setBuildStartTime(request.getBuildStartTime());
        setModelResolver(request.getModelResolver());
        setModelBuildingListener(request.getModelBuildingListener());

        return this;
    }

    @Override
    public ArtifactRepository getLocalRepository() {
        return localRepository;
    }

    @Override
    public ProjectBuilderConfiguration setUserProperties(Properties userProperties) {
        this.userProperties = userProperties;
        return this;
    }

    @Override
    public Properties getUserProperties() {
        if (userProperties == null) {

    }

    public Properties getSystemProperties() {
        return systemProperties;
    }

    public MavenExecutionRequest getRequest() {
        return request;
    }

    public void setUserProperties(Properties properties) {
        this.userProperties.putAll(properties);
    }

    public Path getRootDirectory() {
        return rootDirectory;
    }

    public Path getTopDirectory() {

    @Override
    public Properties getUserProperties() {
        return request.getUserProperties();
    }

    @Override
    public FilterModelBuildingRequest setUserProperties(Properties userProperties) {
        request.setUserProperties(userProperties);

        return this;
    }

    @Override
    public Date getBuildStartTime() {
        return request.getBuildStartTime();
    }

     *
     * @param userProperties The user properties, may be {@code null}.
     * @return This context, never {@code null}.
     */
    @SuppressWarnings("unchecked")
    public DefaultProfileActivationContext setUserProperties(Properties userProperties) {
        if (userProperties != null) {
            this.userProperties = Collections.unmodifiableMap((Map) userProperties);
        } else {

        if (userProperties == null) {
            userProperties = new Properties();
        }

        return userProperties;
    }

    @Override
    public DefaultSettingsBuildingRequest setUserProperties(Properties userProperties) {
        if (userProperties != null) {
            this.userProperties = new Properties();
            this.userProperties.putAll(userProperties);
        } else {

                .setPluginArtifactRepositories(request.getPluginArtifactRepositories())
                .setSystemProperties(executionProperties)
                .setUserProperties(new Properties());

        initRepoSession(request, configuration);

        List<MavenProject> projects = new ArrayList<>();

        if (pom != null) {

     *
     * @param userProperties The user properties, may be {@code null}.
     * @return This request, never {@code null}.
     */
    SettingsBuildingRequest setUserProperties(Properties userProperties);

        copy.setGoals(original.getGoals());
        copy.setRecursive(original.isRecursive());
        copy.setPom(original.getPom());
        copy.setSystemProperties(original.getSystemProperties());
        copy.setUserProperties(original.getUserProperties());
        copy.setShowErrors(original.isShowErrors());
        copy.setActiveProfiles(original.getActiveProfiles());
        copy.setInactiveProfiles(original.getInactiveProfiles());