*
     * @param model The model whose duplicate elements should be merged, must not be {@code null}.
     * @param request The model building request that holds further settings, must not be {@code null}.
     * @param problems The container used to collect problems that were encountered, must not be {@code null}.
     */

            <tagBase>https://svn.apache.org/repos/asf/maven/components/tags</tagBase>
          </configuration>
        </plugin>
        <plugin>
          <groupId>org.codehaus.modello</groupId>
          <artifactId>modello-maven-plugin</artifactId>
          <version>${modelloVersion}</version>
          <configuration>
            <useJava5>true</useJava5>
          </configuration>
          <executions>

    public MavenProject() {
        Model model = new Model();

        model.setGroupId(EMPTY_PROJECT_GROUP_ID);
        model.setArtifactId(EMPTY_PROJECT_ARTIFACT_ID);
        model.setVersion(EMPTY_PROJECT_VERSION);

        setModel(model);
    }

    public MavenProject(org.apache.maven.api.model.Model model) {
        this(new Model(model));
    }

    public MavenProject(Model model) {

        List<Model> lineage = new ArrayList<>();

        for (ModelData currentData = resultData; ; ) {
            String modelId = currentData.id();
            result.addModelId(modelId);

            Model model = currentData.model();
            result.setRawModel(modelId, model);
            problems.setSource(model);

            // model normalization

        this.problems.addAll(result.getProblems());

        for (String modelId : result.getModelIds()) {
            this.modelIds.add(modelId);
            this.rawModels.put(modelId, result.getRawModel(modelId).orElseThrow());
            this.activePomProfiles.put(modelId, result.getActivePomProfiles(modelId));
        }
    }

    @Override
    public Model getFileModel() {
        return fileModel;
    }

        public XmlReaderRequestBuilder strict(boolean strict) {
            this.strict = strict;
            return this;
        }

        public XmlReaderRequestBuilder modelId(String modelId) {
            this.modelId = modelId;
            return this;
        }

        public XmlReaderRequestBuilder location(String location) {
            this.location = location;
            return this;
        }

                }
                logger.warn(MultilineMessageHelper.separatorLine());
            }
        }

        final String defaulModelId = DefaultLifecyclePluginAnalyzer.DEFAULTLIFECYCLEBINDINGS_MODELID;

        List<String> unversionedPlugins = executionPlan.getMojoExecutions().stream()
                .map(MojoExecution::getPlugin)
                .filter(p -> p.getLocation("version") != null

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-->

<project>
    <modelVersion>4.9.1</modelVersion>
    <groupId>tests.project</groupId>
    <artifactId>future-model-version</artifactId>
    <version>1</version>

        String groupId = null;
        final String modelId = result.getModelIds().get(modelIndex);

        if (!modelId.isEmpty()) {
            final Model model = result.getRawModel(modelId).orElseThrow();
            groupId = model.getGroupId() != null ? model.getGroupId() : inheritedGroupId(result, modelIndex + 1);
        }

        return groupId;
    }

        return style(style).a(message).resetStyle();
    }

    MessageBuilder style(String style);

    MessageBuilder resetStyle();

    //
    // message building methods modelled after Ansi methods
    //

    @Nonnull
    @Override
    MessageBuilder append(CharSequence cs);

    @Nonnull
    @Override
    MessageBuilder append(CharSequence cs, int start, int end);