validateStringNotEmpty("packaging", problems, Severity.ERROR, Version.BASE, m.getPackaging(), m);

        if (!m.getModules().isEmpty()) {
            if (!"pom".equals(m.getPackaging())) {
                addViolation(
                        problems,
                        Severity.ERROR,
                        Version.BASE,
                        "packaging",
                        null,

    <version>11</version>
    <relativePath>../pom/maven/pom.xml</relativePath>
  </parent>
  <groupId>org.apache.maven</groupId>
  <artifactId>maven</artifactId>
  <version>3.0-SNAPSHOT</version>
  <packaging>pom</packaging>
  <name>Apache Maven</name>
  <description>Maven is a project development management and
    comprehension tool. Based on the concept of a project object model:

        /*
         * Grab plugin executions that are bound to the selected lifecycle phases from project. The effective model of
         * the project already contains the plugin executions induced by the project's packaging type. Remember, all
         * phases of interest and only those are in the lifecycle mapping, if a phase has no value in the map, we are
         * not interested in any of the executions bound to it.
         */

    String DEFAULT_REMOTE_REPO_URL = MavenRepositorySystem.DEFAULT_REMOTE_REPO_ID;

    Artifact createArtifact(String groupId, String artifactId, String version, String packaging);

    Artifact createArtifact(String groupId, String artifactId, String version, String scope, String type);

    Artifact createProjectArtifact(String groupId, String artifactId, String version);

        for (MavenProject p : projectsInRequestScope) {
            if ("bom".equals(p.getPackaging())) {
                LOGGER.info(
                        "The packaging attribute of the '{}' project is configured as 'bom' and changed to 'pom'",
                        p.getName());
                p.setPackaging("pom");
            }
        }
    }

    <version>11</version>
    <relativePath>../pom/maven/pom.xml</relativePath>
  </parent>
  <groupId>org.apache.maven</groupId>
  <artifactId>maven</artifactId>
  <version>3.0-SNAPSHOT</version>
  <packaging>pom</packaging>
  <name>Apache Maven</name>
  <description>Maven is a project development management and
    comprehension tool. Based on the concept of a project object model:

            String parentPomContent = PomBuilder.create()
                    .groupId("com.example")
                    .artifactId("parent-project")
                    .version("1.0.0")
                    .packaging("pom")
                    .build();
            Files.writeString(parentPom, parentPomContent);

            // Create module directory and POM
            Path moduleDir = tempDir.resolve("module1");

  <modelVersion>4.0.0</modelVersion>
  <groupId>com.google.guava</groupId>
  <artifactId>guava-parent</artifactId>
  <version>999.0.0-HEAD-android-SNAPSHOT</version>
  <packaging>pom</packaging>
  <name>Guava Maven Parent</name>
  <description>Parent for guava artifacts</description>
  <url>https://github.com/google/guava</url>
  <inceptionYear>2010</inceptionYear>
  <licenses>
    <license>

  <modelVersion>4.0.0</modelVersion>
  <groupId>com.google.guava</groupId>
  <artifactId>guava-parent</artifactId>
  <version>999.0.0-HEAD-jre-SNAPSHOT</version>
  <packaging>pom</packaging>
  <name>Guava Maven Parent</name>
  <description>Parent for guava artifacts</description>
  <url>https://github.com/google/guava</url>
  <inceptionYear>2010</inceptionYear>
  <licenses>
    <license>

                        .setMessage("Invalid packaging for parent POM " + ModelProblemUtils.toSourceHint(parentModel)
                                + ", must be \"pom\" but is \"" + parentModel.getPackaging() + "\"")
                        .setLocation(parentModel.getLocation("packaging")));
            }
        } else {
            parentData = null;
        }