.setUserProperties(new Properties());

        initRepoSession(request, configuration);

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

        if (pom != null) {
            MavenProject project = projectBuilder.build(pom, configuration).getProject();

            projects.add(project);
            if (includeModules) {

        setRepositoryMerging(request.getRepositoryMerging());
    }

    @Override
    public MavenProject getProject() {
        return project;
    }

    @Override
    public void setProject(MavenProject mavenProject) {
        this.project = mavenProject;
    }

    @Override
    public ProjectBuildingRequest setLocalRepository(ArtifactRepository localRepository) {

    }

    private MavenProject createDefaultProject() {
        MavenProject project = new MavenProject(new Model());
        project.setFile(new File("pom.xml").getAbsoluteFile());
        return project;
    }

    private ExpressionEvaluator createExpressionEvaluator(MavenProject project, Properties executionProperties)
            throws Exception {

 * under the License.
 */
package org.apache.maven.lifecycle.internal;

import java.util.Collection;
import java.util.Collections;
import java.util.TreeSet;

import org.apache.maven.project.MavenProject;

/**
 * <p>
 * Context of dependency artifacts for a particular project.
 * </p>
 * <strong>NOTE:</strong> This class is not part of any public api and can be changed or deleted without prior notice.
 *

import org.apache.maven.project.DependencyResolutionResult;
import org.apache.maven.project.MavenProject;

/**
 */
public interface MavenExecutionResult {
    MavenExecutionResult setProject(MavenProject project);

    MavenProject getProject();

    MavenExecutionResult setTopologicallySortedProjects(List<MavenProject> projects);

    /**
     * @return the sorted list, or an empty list if there are no projects.

    }

    @Override
    public List<MavenProject> collectProjects(MavenExecutionRequest request) throws ProjectBuildingException {
        File moduleProjectPomFile = getRootProject(request);
        List<File> files = Collections.singletonList(moduleProjectPomFile.getAbsoluteFile());
        try {
            List<MavenProject> projects = projectsSelector.selectProjects(files, request);

    public LifecycleExecutionException(String message, MavenProject project) {
        super(message);
        this.project = project;
    }

    public LifecycleExecutionException(String message, MojoExecution execution, MavenProject project) {
        super(message);
        this.project = project;
    }

    public LifecycleExecutionException(String message, MojoExecution execution, MavenProject project, Throwable cause) {

    }

    @Test
    void testMultiModuleProjectProgress() {
        // prepare
        MavenProject project1 = generateMavenProject("Apache Maven Embedder 1");
        MavenProject project2 = generateMavenProject("Apache Maven Embedder 2");
        MavenProject project3 = generateMavenProject("Apache Maven Embedder 3");

        MavenSession session = mock(MavenSession.class);

        return project;
    }

    private MavenProject getMavenProject(String artifactId) {
        MavenProject mavenProject = new MavenProject();
        mavenProject.setGroupId(GROUP_ID);
        mavenProject.setArtifactId(artifactId);
        mavenProject.setVersion("1.0");
        mavenProject.setPomFile(new File(artifactId, "pom.xml"));
        mavenProject.setCollectedProjects(new ArrayList<>());

    private MavenProject project;

    private DependencyFilter filter;

    private RepositorySystemSession session;

    public DefaultDependencyResolutionRequest() {
        // enables default constructor
    }

    public DefaultDependencyResolutionRequest(MavenProject project, RepositorySystemSession session) {
        setMavenProject(project);