@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();
    }

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

    ProjectBuilderConfiguration setGlobalProfileManager(ProfileManager globalProfileManager);

    ProjectBuilderConfiguration setLocalRepository(ArtifactRepository localRepository);

    ProjectBuilderConfiguration setUserProperties(Properties userProperties);

    ProjectBuilderConfiguration setExecutionProperties(Properties executionProperties);

    Date getBuildStartTime();

    protected ProfileActivationContext newContext(final Properties userProperties, final Properties systemProperties) {
        DefaultProfileActivationContext context = new DefaultProfileActivationContext();
        return context.setUserProperties(userProperties).setSystemProperties(systemProperties);
    }

    protected void assertActivation(boolean active, Profile profile, ProfileActivationContext context) {

    }

    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() {

        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());

        request.setResolveDependencies(false);

        request.setLocalRepository(configuration.getLocalRepository());
        request.setBuildStartTime(configuration.getBuildStartTime());
        request.setUserProperties(configuration.getUserProperties());
        request.setSystemProperties(configuration.getExecutionProperties());

        ProfileManager profileManager = configuration.getGlobalProfileManager();

     *
     * @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 {

        setActiveProfileIds(request.getActiveProfileIds());
        setInactiveProfileIds(request.getInactiveProfileIds());
        setSystemProperties(request.getSystemProperties());
        setUserProperties(request.getUserProperties());
        setRemoteRepositories(request.getRemoteRepositories());
        setPluginArtifactRepositories(request.getPluginArtifactRepositories());

        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) {