}

    @Override
    public Model interpolateModel(
            Model model, Path projectDir, ModelBuilderRequest request, ModelProblemCollector problems) {
        List<? extends ValueSource> valueSources = createValueSources(model, projectDir, request, problems);
        List<? extends InterpolationPostProcessor> postProcessors = createPostProcessors(model, projectDir, request);

     * @param result The artifact descriptor result, never {@code null}.
     * @param model The artifact model, never {@code null}.
     * @return The {@link Artifact} to relocate to, or {@code null} if no relocation wanted.
     */
    Artifact relocatedTarget(RepositorySystemSession session, ArtifactDescriptorResult result, Model model)
            throws ArtifactDescriptorException;

    @Test
    void testMergeModel_ModelVersion() {
        Model parent = Model.newBuilder().modelVersion("4.0.0").build();
        Model model = Model.newInstance();
        Model.Builder builder = Model.newBuilder(model);
        modelMerger.mergeModel_ModelVersion(builder, model, parent, false, null);
        assertNull(builder.build().getModelVersion());

        model = Model.newBuilder().modelVersion("5.0.0").build();

 * under the License.
 */
package org.apache.maven.internal.impl.model.profile;

import org.apache.maven.api.di.Named;
import org.apache.maven.api.di.Singleton;
import org.apache.maven.api.model.Activation;
import org.apache.maven.api.model.ActivationProperty;
import org.apache.maven.api.model.Profile;
import org.apache.maven.api.services.BuilderProblem;
import org.apache.maven.api.services.ModelProblem;

     *
     * @return The assembled model, never {@code null}.
     */
    @Nonnull
    Model getEffectiveModel();

    /**
     * Gets the specified raw model as it was read from a model source. Apart from basic validation, a raw model has not
     * undergone any updates by the model builder, e.g. reflects neither inheritance nor interpolation. The model

 * under the License.
 */
package org.apache.maven.internal.impl.model.profile;

import java.util.Locale;

import org.apache.maven.api.di.Named;
import org.apache.maven.api.di.Singleton;
import org.apache.maven.api.model.Activation;
import org.apache.maven.api.model.ActivationOS;
import org.apache.maven.api.model.Profile;
import org.apache.maven.api.services.ModelProblemCollector;

                .computeIfAbsent(profiles, l -> doInjectProfiles(model, profiles));
        return result == KEY ? model : result;
    }

    private Model doInjectProfiles(Model model, List<Profile> profiles) {
        Model orgModel = model;
        for (Profile profile : profiles) {
            if (profile != null) {

import org.apache.maven.RepositoryUtils;
import org.apache.maven.api.*;
import org.apache.maven.api.annotations.Nonnull;
import org.apache.maven.api.annotations.Nullable;
import org.apache.maven.api.model.DependencyManagement;
import org.apache.maven.api.model.Model;
import org.apache.maven.project.MavenProject;
import org.apache.maven.project.artifact.ProjectArtifact;
import org.eclipse.aether.util.artifact.ArtifactIdUtils;

import org.apache.maven.api.model.Model;
import org.apache.maven.model.building.ModelBuildingException;
import org.apache.maven.project.MavenProject;
import org.eclipse.aether.RepositorySystemSession;

/**
 * This interface is not public and the purpose is to allow easy unit testing
 * of {@link DefaultConsumerPomArtifactTransformer}.
 */
interface ConsumerPomBuilder {

     */
    default Model injectProfile(
            Model model, Profile profile, ModelBuilderRequest request, ModelProblemCollector problems) {
        return injectProfiles(model, List.of(profile), request, problems);
    }

    /**
     * Merges values from the specified profile into the given model. Implementations are expected to keep the profile