Path getRootDirectory();

    /**
     * Returns project parent project, if any.
     * <p>
     * Note that the model may have a parent defined, but an empty parent
     * project may be returned if the parent comes from a remote repository,
     * as a {@code Project} must refer to a buildable project.
     *
     * @return an optional containing the parent project
     * @see Model#getParent()
     */
    @Nonnull

        System.out.println("Location of project-4's POM: " + pom4.getPath());

        // load everything...
        MavenProject project0 = getProject(pom0);
        MavenProject project1 = getProject(pom1);
        MavenProject project2 = getProject(pom2);
        MavenProject project3 = getProject(pom3);
        MavenProject project4 = getProject(pom4);
        MavenProject project5 = getProject(pom5);

<component name="ProjectCodeStyleConfiguration">
  <code_scheme name="Project" version="173">
    <option name="CLASS_COUNT_TO_USE_IMPORT_ON_DEMAND" value="999" />
    <option name="NAMES_COUNT_TO_USE_IMPORT_ON_DEMAND" value="999" />
    <option name="IMPORT_LAYOUT_TABLE">
      <value>
        <package name="" withSubpackages="true" static="true" />
        <emptyLine />
        <package name="" withSubpackages="true" static="false" />
        <emptyLine />

        assertEquals(1, ex1.getResults().size());
        MavenProject project1 = ex1.getResults().get(0).getProject();
        assertNotNull(project1);
        assertEquals("testArtifactMissingVersion", project1.getArtifactId());
        assertEquals(pomFile, project1.getFile());

        // multi projects build entry point
        ProjectBuildingException ex2 = assertThrows(
                ProjectBuildingException.class,

        MavenProject projectA = createSucceededMavenProject("A");
        MavenProject projectB = createFailedMavenProject("B");
        MavenProject projectC = createSucceededMavenProject("C");
        MavenProject projectD = createFailedMavenProject("D");
        executionResult.setTopologicallySortedProjects(asList(projectA, projectB, projectC, projectD));

  session --> build_tree
  
  build1["root build"]
  build_tree --> build1
  
  project1["root project"]
  build1 --> project1
  
  project2["project"]
  build1 --> project2
  
  build2["included build"]
  build_tree --> build2
  
  project3["root project"]
  build2 --> project3
  
  project4["project"]
  build2 --> project4

```

### Build process state

        projects.add(project1);
        MavenProject project2 = createProject("groupId", "artifactId2", "1.0");
        projects.add(project2);
        project1.getDependencies().add(createDependency(project2));

        projects = new ProjectSorter(projects).getSortedProjects();

        assertEquals(project2, projects.get(0));
        assertEquals(project1, projects.get(1));
    }

    @Test

Sebastián Ramírez <******@****.***> 1722296107 -0500

Kayque Govetri <******@****.***> 1728040594 -0300

    </description>
  </expression>
  <expression>
    <syntax>project.artifact</syntax>
    <configuration>
      <![CDATA[
<groupId>project.group</groupId>
<artifactId>project-artifact</artifactId>
<version>0.0.0.0</version>
<packaging>type</packaging>
    ]]></configuration>
    <description> This is the Artifact instance created from the essential project