settingsRequest.setProjectSettingsFile(request.getProjectSettingsFile());
        settingsRequest.setGlobalSettingsFile(request.getGlobalSettingsFile());
        settingsRequest.setUserProperties(request.getUserProperties());
        settingsRequest.setSystemProperties(request.getSystemProperties());

        return build(settingsRequest);
    }

        try {
            DefaultSettingsBuildingRequest req = new DefaultSettingsBuildingRequest();
            req.setUserProperties(toProperties(session.getUserProperties()));
            req.setSystemProperties(toProperties(session.getSystemProperties()));
            if (request.getGlobalSettingsSource().isPresent()) {
                req.setGlobalSettingsSource(new MappedSettingsSource(

            }

            project.getModel().addDependency(dependency);
        }

        @Override
        public void afterSessionStart(MavenSession session) {
            session.getUserProperties().setProperty("injected", "bar");
        }
    }

    public static class InjectReactorDependency extends AbstractMavenLifecycleParticipant {
        @Override

        RegexBasedInterpolator interpolator = new RegexBasedInterpolator();

        interpolator.addValueSource(new MapBasedValueSource(request.getSession().getUserProperties()));

        interpolator.addValueSource(new MapBasedValueSource(request.getSession().getSystemProperties()));

        try {
            interpolator.addValueSource(new EnvarBasedValueSource());

        finalConfigProperties.putAll(mergedProps);
        finalConfigProperties.putAll(configProps);

        sessionBuilder.setUserProperties(request.getUserProperties());
        sessionBuilder.setSystemProperties(request.getSystemProperties());
        sessionBuilder.setConfigProperties(finalConfigProperties);

        return sessionBuilder;
    }

        this.systemProperties = unmodifiable(systemProperties);
        return this;
    }

    @Override
    public Map<String, String> getUserProperties() {
        return userProperties;
    }

    /**
     * Sets the user properties to use for interpolation and profile activation. The user properties have been

     * configured directly by the user on his discretion, e.g. via the {@code -Dkey=value} parameter on the command
     * line.
     *
     * @return The user properties, never {@code null}.
     */
    Properties getUserProperties();

    void setProject(MavenProject mavenProject);

    MavenProject getProject();

    ProjectBuildingRequest setProcessPlugins(boolean processPlugins);

    boolean isProcessPlugins();

            }

            @Override
            public String getUserProperty(String key) {
                return context.userProperties.computeIfAbsent(
                        key, k -> request.getUserProperties().get(key));
            }

            @Override
            public Model getRawModel(Path from, String gId, String aId) {
                Model model = findRawModel(from, gId, aId);

        valueSources.add(new BuildTimestampValueSource(config.getBuildStartTime(), timestampFormat));
        valueSources.add(modelValueSource1);
        valueSources.add(new MapBasedValueSource(config.getUserProperties()));
        valueSources.add(new MapBasedValueSource(modelProperties));
        valueSources.add(new MapBasedValueSource(config.getExecutionProperties()));
        valueSources.add(new AbstractValueSource(false) {

        RegexBasedInterpolator interpolator = new RegexBasedInterpolator();

        interpolator.addValueSource(new MapBasedValueSource(request.getSession().getUserProperties()));

        interpolator.addValueSource(new MapBasedValueSource(request.getSession().getSystemProperties()));

        try {
            interpolator.addValueSource(new EnvarBasedValueSource());