ExpressionEvaluator expressionEvaluator =
                new PluginParameterExpressionEvaluatorV4(sessionV4, project, execution);

        for (MavenPluginConfigurationValidator validator : configurationValidators) {
            validator.validate(session, mojoDescriptor, mojo.getClass(), pomConfiguration, expressionEvaluator);
        }

        populateMojoExecutionFields(
                mojo,

        List<BuilderProblem> problems = validator.validate(model);
        assertEquals(0, problems.size());

        Repository repo = org.apache.maven.api.settings.Repository.newInstance(false);
        Settings model2 = Settings.newBuilder()
                .profiles(List.of(prof.withRepositories(List.of(repo))))
                .build();
        problems.clear();
        problems = validator.validate(model2);

          <executions>
            <execution>
              <id>parent-1</id>
              <phase>validate</phase>
              <goals>
                <goal>parent-1</goal>
              </goals>
            </execution>
            <execution>
              <id>parent-2</id>
              <phase>validate</phase>
              <goals>
                <goal>parent-2</goal>
              </goals>

        String superModelVersion = inputModel.getModelVersion() != null ? inputModel.getModelVersion() : "4.0.0";
        if (!VALID_MODEL_VERSIONS.contains(superModelVersion)) {
            // Maven 3.x is always using 4.0.0 version to load the supermodel, so
            // do the same when loading a dependency.  The model validator will also
            // check that field later.
            superModelVersion = "4.0.0";
        }

@Singleton
public final class DefaultLifecycleProvider extends AbstractLifecycleProvider {
    static final String LIFECYCLE_ID = "default";

    // START SNIPPET: default
    private static final String[] PHASES = {
        "validate",
        "initialize",
        "generate-sources",
        "process-sources",
        "generate-resources",
        "process-resources",
        "compile",
        "process-classes",

            <artifactId>b</artifactId>
            <version>0.1</version>
          </dependency>
        </dependencies>
        <executions>
          <execution>
            <id>load</id>
            <phase>validate</phase>
            <configuration>
              <resourcePaths>org/apache/maven/its/mng3906/SomeClass.class</resourcePaths>
              <pluginClassLoaderOutput>target/pcl.properties</pluginClassLoaderOutput>

    <plugins>
      <plugin>
        <groupId>org.apache.maven.its.plugins</groupId>
        <artifactId>maven-it-plugin-configuration</artifactId>
        <executions>
          <execution>
            <phase>validate</phase>
            <goals>
              <goal>config</goal>
            </goals>
            <configuration>
              <stringParams>
                <stringParam>one</stringParam>

        <groupId>org.apache.maven.its.plugins</groupId>
        <artifactId>maven-it-plugin-expression</artifactId>
        <version>2.1-SNAPSHOT</version>
        <executions>
          <execution>
            <phase>validate</phase>
            <goals>
              <goal>eval</goal>
            </goals>
            <configuration>
              <outputFile>target/pom.properties</outputFile>
              <expressions>

                        Build.newBuilder(build).plugins(normalized.values()).build());
            }
        }

        /*
         * NOTE: This is primarily to keep backward-compat with Maven 2.x which did not validate that dependencies are
         * unique within a single POM. Upon multiple declarations, 2.x just kept the last one but retained the order of

        <groupId>org.apache.maven.its.plugins</groupId>
        <artifactId>maven-it-plugin-expression</artifactId>
        <version>2.1-SNAPSHOT</version>
        <executions>
          <execution>
            <phase>validate</phase>
            <goals>
              <goal>eval</goal>
            </goals>
            <configuration>
              <outputFile>target/pom.properties</outputFile>
              <expressions>