/**
     * Applies model version inference optimization.
     * Removes modelVersion element when it can be inferred from namespace.
     */
    private boolean applyModelVersionInference(UpgradeContext context, Document pomDocument) {
        String currentVersion = ModelVersionUtils.detectModelVersion(pomDocument);

        // Only remove modelVersion for 4.1.0+ models where it can be inferred from namespace

-->
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
  <modelVersion>4.0.0</modelVersion>

  <parent>
    <groupId>org.apache.maven</groupId>
    <artifactId>maven-compat-modules</artifactId>
    <version>4.1.0-SNAPSHOT</version>
  </parent>

  <artifactId>maven-compat</artifactId>

-->
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
  <modelVersion>4.0.0</modelVersion>

  <parent>
    <groupId>org.apache.maven</groupId>
    <artifactId>maven-compat-modules</artifactId>
    <version>4.1.0-SNAPSHOT</version>
  </parent>

  <artifactId>maven-model</artifactId>

-->

<metadata xmlns="http://maven.apache.org/METADATA/1.1.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
  xsi:schemaLocation="http://maven.apache.org/METADATA/1.1.0 http://maven.apache.org/xsd/metadata-1.1.0.xsd"
  modelVersion="1.1.0">
  <groupId>org.apache.maven.its</groupId>
  <artifactId>dep-mng5459</artifactId>
  <version>0.4.0-SNAPSHOT</version>
  <versioning>
    <snapshot>
      <timestamp>20130404.090532</timestamp>

-->
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
  <modelVersion>4.0.0</modelVersion>

  <parent>
    <groupId>org.apache.maven</groupId>
    <artifactId>maven</artifactId>
    <version>4.1.0-SNAPSHOT</version>
  </parent>

  <artifactId>apache-maven</artifactId>

-->

<metadata xmlns="http://maven.apache.org/METADATA/1.1.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
  xsi:schemaLocation="http://maven.apache.org/METADATA/1.1.0 http://maven.apache.org/xsd/metadata-1.1.0.xsd"
  modelVersion="1.1.0">
  <groupId>org.apache.maven.its</groupId>
  <artifactId>dep-mng5324</artifactId>
  <version>07.20.3-SNAPSHOT</version><!-- metadata for artifact snapshot -->
  <versioning>
    <snapshot>

<project>
  <modelVersion>4.0.0</modelVersion>
  <groupId>org.apache.maven</groupId>
  <artifactId>maven</artifactId>
  <packaging>pom</packaging>
  <name>Maven</name>
  <version>2.0</version>

  xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
  <!-- do_not_remove: published-with-gradle-metadata -->
  <modelVersion>4.0.0</modelVersion>
  <parent>
    <groupId>com.google.guava</groupId>
    <artifactId>guava-parent</artifactId>
    <version>999.0.0-HEAD-android-SNAPSHOT</version>
  </parent>
  <artifactId>guava</artifactId>

<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
	<modelVersion>4.0.0</modelVersion>
	<groupId>org.codelibs</groupId>
	<artifactId>jcifs</artifactId>
	<version>3.0.0-SNAPSHOT</version>
	<packaging>jar</packaging>
	<name>jCIFS</name>
	<url>https://github.com/codelibs/jcifs</url>

        }
        return Optional.empty();
    }

    @Override
    @Nonnull
    public Optional<String> modelVersion() {
        if (commandLine.hasOption(CLIManager.MODEL_VERSION)) {
            return Optional.of(commandLine.getOptionValue(CLIManager.MODEL_VERSION));
        }
        return Optional.empty();
    }

    @Override
    @Nonnull
    public Optional<String> directory() {