seen = true;

            tg = aTgList;
            Thread[] ts = new Thread[tg.activeCount()];
            tg.enumerate(ts);

            for (Thread active : ts) {
                String name = active.getName();
                boolean daemon = active.isDaemon();
                assertTrue(daemon, name + " is no daemon Thread.");
            }
        }

        profileManager.addProfile(notActivated);
        profileManager.addProfile(defaultActivated);

        List active = profileManager.getActiveProfiles();

        assertNotNull(active);
        assertEquals(1, active.size());
        assertEquals("defaultActivated", ((Profile) active.get(0)).getId());
    }

    @Test
    void testShouldNotActivateDefaultProfile() throws Exception {

      </description>
      <fields>
        <field xml.tagName="active">
          <name>activeString</name>
          <version>1.0.0+</version>
          <required>false</required>
          <defaultValue>true</defaultValue>
          <description>
            Whether this proxy configuration is the active one. Note: While the type of this field

import org.apache.maven.api.model.Profile;
import org.apache.maven.api.services.ModelProblemCollector;

/**
 * Calculates the active profiles among a given collection of profiles.
 *
 */
public interface ProfileSelector {

    /**
     * Determines the profiles which are active in the specified activation context. Active profiles will eventually be
     * injected into the model.
     *

        }
        if (active && os.getName() != null) {
            active = determineNameMatch(os.getName(), actualOsName);
        }
        if (active && os.getArch() != null) {
            active = determineArchMatch(os.getArch(), actualOsArch);
        }
        if (active && os.getVersion() != null) {
            active = determineVersionMatch(os.getVersion(), actualOsVersion);
        }

import org.apache.maven.api.services.ModelProblem.Version;
import org.apache.maven.api.services.ModelProblemCollector;
import org.apache.maven.api.services.model.*;

/**
 * Calculates the active profiles among a given collection of profiles.
 *
 */
@Named
@Singleton
public class DefaultProfileSelector implements ProfileSelector {

    private final List<ProfileActivator> activators;

/**
 * Determines whether a profile should be activated.
 *
 */
public interface ProfileActivator {

    /**
     * Determines whether the specified profile is active in the given activator context.
     *
     * @param profile The profile whose activation status should be determined, must not be {@code null}.

     * from the collection obtained by {@link #getModelIds()}. As a special case, an empty string can be used as the
     * identifier for the super POM.
     *
     * @param modelId The identifier of the model whose active profiles should be retrieved, must not be {@code null}.

    private Features() {}

    /**
     * Check if the build/consumer POM feature is active.
     */
    public static boolean buildConsumer(@Nullable Properties userProperties) {
        return doGet(userProperties, BUILDCONSUMER, true);
    }

    /**
     * Check if the build/consumer POM feature is active.
     */
    public static boolean buildConsumer(@Nullable Map<String, String> userProperties) {

        LocalRepositoryManager llm = system.newLocalRepositoryManager(rsession, new LocalRepository(localRepository));
        rsession.setLocalRepositoryManager(llm);
        // active proxies
        // TODO
        // active profiles

        DefaultSession defaultSession = new DefaultSession(
                rsession,
                system,
                List.of(lookup.lookup(RepositoryFactory.class)