}

        // After the collection we will have the artifact object in the result but they will not be resolved yet.
        result = artifactCollector.collect(
                artifacts, rootArtifact, managedVersions, collectionRequest, source, collectionFilter, listeners, null);

        // We have metadata retrieval problems, or there are cycles that have been detected

import static org.junit.jupiter.api.Assertions.assertTrue;

// It would be cool if there was a hook that I could use to set up a test environment.
// I want to set up a local/remote repositories for testing but I don't want to have
// to change them when I change the layout of the repositories. So I want to generate
// the structure I want to test by using the artifact handler manager which dictates
// the layout used for a particular artifact type.

/**

     */
    @Nonnull
    Collection<Profile> getProfiles();

    /**
     * List of profile ids that have been explicitly activated by the user.
     */
    @Nonnull
    List<String> getActiveProfileIds();

    /**
     * List of profile ids that have been explicitly deactivated by the user.
     */
    @Nonnull
    List<String> getInactiveProfileIds();

    /**

                settingsMerger.merge(user, settingsMerger.merge(project, global, false, null), false, null);

        // If no repository is defined in the user/global settings,
        // it means that we have "old" settings (as those are new in 4.0)
        // so add central to the computed settings for backward compatibility.
        if (effective.getRepositories().isEmpty()

        ArtifactSpec b = a.addDependency("b", "1.0");
        b.addDependency("a", "1.0");
        assertThrows(
                CyclicDependencyException.class,
                () -> collect(a),
                "Should have failed on cyclic dependency not involving project");
    }

    @Test
    @Disabled("works, but we don't fail on cycles presently")
    void testCircularDependencyIncludingCurrentProject()

        } catch (MavenExecutionException e) {
            return addExceptionToResult(result, e);
        }

        //
        // The projects need to be topologically after the participants have run their afterProjectsRead(session)
        // because the participant is free to change the dependencies of a project which can potentially change the

    @Nonnull
    List<RemoteRepository> getRemoteRepositories();

    @Nonnull
    SessionData getData();

    /**
     * Returns immutable user properties to use for interpolation. The user properties have been configured directly
     * by the user, e.g. via the {@code -Dkey=value} parameter on the command line.
     *
     * @return the user properties, never {@code null}
     */
    @Nonnull

import org.eclipse.aether.resolution.VersionRangeResult;

/**
 * A model resolver to assist building of projects. This resolver gives priority to those repositories that have been
 * declared in the POM.
 *
 */
public class ProjectModelResolver implements ModelResolver {

    private static final int MAX_CAP = 0x7fff;

    private final RepositorySystemSession session;

                return packagedArtifactFile;
            }
        }

        if (!hasBeenPackagedDuringThisSession(project)) {
            // fallback to loose class files only if artifacts haven't been packaged yet
            // and only for plain old jars. Not war files, not ear files, not anything else.
            return determineBuildOutputDirectoryForArtifact(project, artifact);
        }

            want to analyze the set of transitive dependencies, in particular during early lifecycle phases where
            full dependency resolution might fail due to projects which haven't been built yet.
          </description>
        </field>
        <field>
          <name>dependencyCollection</name>
          <version>2.0.0+</version>
          <type>String</type>
          <description>