* projects with longer dependency chains are built first. When projects have
 * the same weight, they are ordered by project ID for deterministic results.
 *
 * <p><b>Example:</b>
 * <p>Consider projects with dependencies: A → B → D, A → C → D
 * <ul>
 * <li>Project D: weight = 1 (no downstream dependencies)</li>
 * <li>Project B: weight = 2 (1 + max(D=1))</li>
 * <li>Project C: weight = 2 (1 + max(D=1))</li>

     * which must be able to run on a certain set of runtimes depends on another project,
     * that other project must support the runtimes of the project with requirements.
     *
     * @return A mapping of project paths to their computed runtimes, including
     * the specific projects that triggered each requirement.
     */
    private fun computeTargetRuntimes(projects: Map<String, ProjectInfo>): Map<String, Map<TargetRuntime, Set<String>>> {

            }

            return calculateLifecycleMappings(projects, lifecycle, resolvedPhase);
        }

        public BuildPlan calculateLifecycleMappings(
                Map<MavenProject, List<MavenProject>> projects, Lifecycle lifecycle, String lifecyclePhase) {
            BuildPlan plan = new BuildPlan(projects);

            for (MavenProject project : projects.keySet()) {

            if (isBom) {
                return buildBom(session, project, src);
            } else {
                return buildPom(session, project, src);
            }
        } else {
            return buildNonPom(session, project, src);
        }
    }

    protected Model buildPom(RepositorySystemSession session, MavenProject project, ModelSource src)
            throws ModelBuilderException {

    /**
     * {@return an immutable map of the project properties}.
     *
     * @param project the project for which to get the properties
     *
     * @see #setProperty(Project, String, String)
     */
    @Nonnull
    Map<String, String> getProperties(@Nonnull Project project);

    /**
     * Set a given project property. Properties set through this method are only valid

import org.apache.maven.project.CycleDetectedException;
import org.apache.maven.project.DuplicateProjectException;
import org.apache.maven.project.MavenProject;
import org.apache.maven.project.ProjectBuildingException;
import org.apache.maven.project.collector.MultiModuleCollectionStrategy;
import org.apache.maven.project.collector.PomlessCollectionStrategy;
import org.apache.maven.project.collector.RequestPomCollectionStrategy;

 * build if those projects do not exist.
 */
public class ProjectActivation {

    /**
     * ProjectActivationSettings
     * @param selector the selector of a project, which can be the project directory, [groupId]:[artifactId] or :[artifactId]
     * @param activationSettings describes how/when to active or deactivate the project
     */

        for (MavenProject project : projects) {
            request.setArtifact(new ProjectArtifact(project));
            request.setArtifactDependencies(project.getDependencyArtifacts());
            request.setManagedVersionMap(project.getManagedVersionMap());
            request.setRemoteRepositories(project.getRemoteArtifactRepositories());

                        "projecta",
                        "projectb"
                    ]
                }
            }
        }
    ]
}`

	policyProjectsMap = map[string]string{
		// grants access to bucket `projecta` if user is in group `projecta`
		"projecta": policyProjectA,

		// grants access to bucket `projectb` if user is in group `projectb`

     * from any repository but are present among the set of specified projects will not cause an exception. Instead,
     * those unresolved artifacts will be returned in the result set, allowing the caller to take special care of
     * artifacts that haven't been build yet.
     *