if (modelProp != null) {
                ActivationProperty prop = ActivationProperty.newBuilder()
                        .name(modelProp.getName())
                        .value(modelProp.getValue())
                        .build();
                activation.property(prop);
            }

     *
     * @since 3.3.0
     */
    public static final String KEY_EXTENSIONS_REALMS = DefaultMavenPluginManager.class.getName() + "/extensionsRealms";

    private final Logger logger = LoggerFactory.getLogger(getClass());

    private final PlexusContainer container;
    private final ClassRealmManager classRealmManager;

        List<MetadataGeneratorFactory> factories = plexusContainer.lookupList(MetadataGeneratorFactory.class);
        assertNotNull(factories);
        factories.forEach(f -> System.out.println(f.getClass().getName()));
        assertEquals(3, factories.size());
    }

    @Test
    void testProjectDependencies() {

        request.modelCache(DefaultModelCache.newInstance(session, false));
        if (session.getCache() != null) {
            Map<?, ?> map = (Map) session.getCache().get(session, DefaultModelCache.class.getName());
            List<String> paths = map.keySet().stream()
                    .map(Object::toString)
                    .filter(s -> s.startsWith("SourceCacheKey"))

    }

    /**
     * Wraps an object, providing reflective access to the object graph of which the
     * supplied object is the root. Expressions like 'child.name' will translate into
     * 'rootObject.getChild().getName()' for non-boolean properties, and
     * 'rootObject.getChild().isName()' for boolean properties.
     */
    public static class ObjectBasedValueSource extends AbstractValueSource {

        private final Object root;

            PrintStream ps = new PrintStream(os);
            ps.println("An API incompatibility was encountered while executing " + mojoDescriptor.getId() + ": "
                    + e.getClass().getName() + ": " + e.getMessage());
            pluginRealm.display(ps);
            Exception wrapper = new PluginContainerException(mojoDescriptor, pluginRealm, os.toString(), e);

    protected boolean isSiteEmpty(Site site) {
        return (site.getId() == null || site.getId().isEmpty())
                && (site.getName() == null || site.getName().isEmpty())
                && (site.getUrl() == null || site.getUrl().isEmpty());
    }

    @Override
    protected void mergeSite_Url(

                result = repoSystem.resolveArtifact(session, artifactRequest);
            } catch (ComponentLookupException e) {
                throw new IllegalStateException("Unable to lookup " + RepositorySystem.class.getName());
            } catch (org.eclipse.aether.resolution.ArtifactResolutionException e) {
                if (e.getCause() instanceof org.eclipse.aether.transfer.ArtifactNotFoundException) {

        if (t == null) {
            throw new NoSuchElementException(clazz.getName());
        }
        return t;
    }

    private Service lookup(Class<? extends Service> c) {
        try {
            return lookup.lookup(c);
        } catch (LookupException e) {
            NoSuchElementException nsee = new NoSuchElementException(c.getName());
            e.initCause(e);
            throw nsee;
        }

                List<XmlNode> children = dom.getChildren().stream()
                        .filter(c -> !"wagonProvider".equals(c.getName()))
                        .collect(Collectors.toList());
                dom = new XmlNodeImpl(dom.getName(), null, null, children, null);
                PlexusConfiguration config = XmlPlexusConfiguration.toPlexusConfiguration(dom);