import org.apache.maven.api.di.Named;
import org.apache.maven.api.di.Singleton;
import org.apache.maven.api.model.Build;
import org.apache.maven.api.model.Model;
import org.apache.maven.api.model.Plugin;
import org.apache.maven.api.model.PluginContainer;
import org.apache.maven.api.model.PluginExecution;
import org.apache.maven.api.model.PluginManagement;
import org.apache.maven.api.services.BuilderProblem.Severity;

 */
package org.apache.maven.api.services.model;

import java.util.List;

import org.apache.maven.api.model.DependencyManagement;
import org.apache.maven.api.model.Model;
import org.apache.maven.api.services.ModelBuilderRequest;
import org.apache.maven.api.services.ModelProblemCollector;

/**
 * Handles the import of dependency management from other models into the target model.
 *
 */

import org.apache.maven.api.di.Singleton;
import org.apache.maven.api.model.DistributionManagement;
import org.apache.maven.api.model.Model;
import org.apache.maven.api.model.Scm;
import org.apache.maven.api.model.Site;
import org.apache.maven.api.services.ModelBuilderRequest;
import org.apache.maven.api.services.model.ModelUrlNormalizer;
import org.apache.maven.api.services.model.UrlNormalizer;

/**

import org.apache.maven.api.model.Dependency;
import org.apache.maven.api.model.Model;
import org.apache.maven.api.model.Parent;
import org.apache.maven.api.model.Repository;
import org.apache.maven.internal.impl.resolver.ArtifactDescriptorUtils;
import org.apache.maven.model.building.ArtifactModelSource;
import org.apache.maven.model.building.FileModelSource;
import org.apache.maven.model.building.ModelSource;

    String getUserProperty(String key);

    /**
     * Get the model based on the path when resolving the parent based on relativePath.
     *
     * @param from    the requiring model
     * @param pomFile the path to the pomFile
     * @return the model, otherwise {@code null}
     */
    Model getRawModel(Path from, Path pomFile);

    /**

            response_model_include=response_model_include,
            response_model_exclude=response_model_exclude,
            response_model_by_alias=response_model_by_alias,
            response_model_exclude_unset=response_model_exclude_unset,
            response_model_exclude_defaults=response_model_exclude_defaults,
            response_model_exclude_none=response_model_exclude_none,

        private volatile boolean set;
        private volatile Model model;

        Holder() {}

        Holder(Model model) {
            this.model = Objects.requireNonNull(model);
            this.set = true;
        }

        public static Model deref(Holder holder) {
            return holder != null ? holder.get() : null;
        }

        public Model get() {
            if (!set) {

        }
    }

    @Override
    public Model injectDefaultValues(Model model, ModelBuilderRequest request, ModelProblemCollector problems) {
        Model.Builder builder = Model.newBuilder(model);

        builder.dependencies(injectList(model.getDependencies(), this::injectDependency));
        Build build = model.getBuild();
        if (build != null) {

 */
package org.apache.maven.api.services.model;

import org.apache.maven.api.model.Model;
import org.apache.maven.api.services.ModelBuilderRequest;
import org.apache.maven.api.services.ModelProblemCollector;

/**
 * Handles inheritance of model values.
 *
 */
public interface InheritanceAssembler {

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

            @Override
            public Model getRawModel(Path from, String gId, String aId) {
                Model model = findRawModel(from, gId, aId);
                if (model != null) {
                    context.modelByGA.put(new GAKey(gId, aId), new Holder(model));
                    context.modelByPath.put(model.getPomFile(), new Holder(model));
                }
                return model;
            }

            @Override