<modelVersion>4.0.0</modelVersion>
  <parent>
    <groupId>org.apache</groupId>
    <artifactId>apache</artifactId>
    <version>3</version>
    <relativePath>../asf/pom.xml</relativePath>
  </parent>
  <groupId>org.apache.maven</groupId>
  <artifactId>maven-parent</artifactId>
  <version>5</version>
  <packaging>pom</packaging>
  <name>Apache Maven</name>

        parent.setArtifactId("apache");
        parent.setVersion("1");

        assertNotNull(this.newModelResolver().resolveModel(parent.getDelegate(), new AtomicReference<>()));
        assertEquals("1", parent.getVersion());
    }

    @Test
    void testResolveParentSuccessfullyResolvesExistingParentUsingHighestVersion() throws Exception {
        final Parent parent = new Parent();
        parent.setGroupId("org.apache");

            throws ModelBuilderException {
        problems.setSource(childModel);

        Parent parent = childModel.getParent();

        String groupId = parent.getGroupId();
        String artifactId = parent.getArtifactId();
        String version = parent.getVersion();

        ModelResolver modelResolver = getModelResolver(request);
        Objects.requireNonNull(

        assertEquals("https://parent.url/child", pom.getValue("url"));
        assertEquals("https://parent.url/org", pom.getValue("organization/url"));
        assertEquals("https://parent.url/license.txt", pom.getValue("licenses[1]/url"));
        assertEquals("https://parent.url/viewvc/child", pom.getValue("scm/url"));
        assertEquals("https://parent.url/scm/child", pom.getValue("scm/connection"));

 * The maven super model

 * how parent poms are processed

 * the order in which elements in the POM are overridden

 * minimum element-set for a valid project pom


Maven super model

 Inheritance is recursive in Maven but there is a special model which is the implicit super parent in the lineage
 of models you may specify:

  <modelVersion>4.0.0</modelVersion>
  <parent>
    <groupId>org.codehaus.plexus</groupId>
    <artifactId>plexus</artifactId>
    <version>1.0.9</version>
  </parent>
  <groupId>org.codehaus.plexus</groupId>
  <artifactId>plexus-containers</artifactId>
  <packaging>pom</packaging>
  <name>Parent Plexus Container POM</name>
  <version>1.0-alpha-16</version>
  <modules>

<project>
  <parent>
    <artifactId>maven</artifactId>
    <groupId>org.apache.maven</groupId>
    <version>2.0</version>
  </parent>
  <modelVersion>4.0.0</modelVersion>
  <groupId>org.apache.maven</groupId>
  <artifactId>maven-plugin-api</artifactId>
  <name>Maven Plugin API</name>
  <version>2.0</version>
  <dependencies>
    <dependency>
      <groupId>junit</groupId>
      <artifactId>junit</artifactId>
      <version>4.13.1</version>

    public Path getRootDirectory() {
        return project.getRootDirectory();
    }

    @Override
    public Optional<Project> getParent() {
        MavenProject parent = project.getParent();
        return parent != null ? Optional.of(session.getProject(parent)) : Optional.empty();
    }

    @Nonnull
    private DependencyCoordinate toDependency(org.apache.maven.api.model.Dependency dependency) {

            pluginDescriptor.setArtifacts(pluginArtifacts);
        } else {
            Map<String, ClassLoader> foreignImports = calcImports(project, parent, imports);

            PluginRealmCache.Key cacheKey = pluginRealmCache.createKey(
                    plugin,
                    parent,
                    foreignImports,
                    filter,
                    project.getRemotePluginRepositories(),

  <modelVersion>4.0.0</modelVersion>

  <parent>
    <groupId>org.apache.maven</groupId>
    <artifactId>maven-api</artifactId>
    <version>4.0.0-beta-1-SNAPSHOT</version>
  </parent>

  <artifactId>maven-api-meta</artifactId>
  <name>Maven 4 API :: Meta annotations</name>