PrintStream olderr = System.err;

        final Set<String> realms;
        if (classWorld != null) {
            realms = new HashSet<>();
            for (ClassRealm realm : classWorld.getRealms()) {
                realms.add(realm.getId());
            }
        } else {
            realms = Collections.emptySet();
        }

        try {
            if (stdout != null) {

                session.getRepositorySession());
        assertNotNull(mojoDescriptor);
        assertEquals(goal, mojoDescriptor.getGoal());
        // igorf: plugin realm comes later
        // assertNotNull( mojoDescriptor.getRealm() );

        PluginDescriptor pluginDescriptor = mojoDescriptor.getPluginDescriptor();
        assertNotNull(pluginDescriptor);
        assertEquals("org.apache.maven.its.plugins", pluginDescriptor.getGroupId());

 * prior notice.
 *
 */
public interface PluginRealmCache {
    /**
     * CacheRecord
     */
    class CacheRecord {
        public ClassRealm getRealm() {
            return realm;
        }

        public List<Artifact> getArtifacts() {
            return artifacts;
        }

        private final ClassRealm realm;

     */
    public static void cloneInternal(Kerb5Authenticator to, Kerb5Authenticator from) {
        NtlmPasswordAuthenticator.cloneInternal(to, from);
        to.setUser(from.getUser());
        to.setRealm(from.getRealm());
        to.setService(from.getService());
        to.setLifeTime(from.getLifeTime());
        to.setUserLifeTime(from.getUserLifeTime());

        to.canFallback = from.canFallback;

        assertNull(auth.getUser());
        auth.setUser("");
        assertEquals("", auth.getUser());

        // Realm accessors
        assertNull(auth.getRealm());
        auth.setRealm("EXAMPLE.COM");
        assertEquals("EXAMPLE.COM", auth.getRealm());

        // Service accessors
        assertEquals("cifs", auth.getService());
        auth.setService("");
        assertEquals("", auth.getService());

    private final CoreExports exports;

    @Inject
    public CoreExportsProvider(CoreRealm coreRealm) {
        this(new CoreExports(CoreExtensionEntry.discoverFrom(coreRealm.getRealm())));
    }

    public CoreExportsProvider(CoreExports exports) {
        this.exports = Objects.requireNonNull(exports);
    }

    @Override
    public CoreExports get() {
        return exports;
    }

        cache.put(key, record);

        return record;
    }

    @Override
    public void flush() {
        for (CacheRecord record : cache.values()) {
            ClassRealm realm = record.getRealm();
            try {
                realm.getWorld().disposeRealm(realm.getId());
            } catch (NoSuchRealmException e) {
                // ignore
            }
        }
        cache.clear();

                }
            }

            @Override
            public ClassLoader getClassLoader() {
                return delegate.getMojoDescriptor().getRealm();
            }

            @Override
            public Artifact getArtifact() {
                org.apache.maven.artifact.Artifact artifact =

        cache.put(key, record);

        return record;
    }

    @Override
    public void flush() {
        for (CacheRecord record : cache.values()) {
            ClassRealm realm = record.getRealm();
            try {
                realm.getWorld().disposeRealm(realm.getId());
            } catch (NoSuchRealmException e) {
                // ignore
            }
        }
        cache.clear();

        cache.put(key, record);

        return record;
    }

    @Override
    public void flush() {
        for (CacheRecord record : cache.values()) {
            ClassRealm realm = record.getRealm();
            try {
                realm.getWorld().disposeRealm(realm.getId());
            } catch (NoSuchRealmException e) {
                // ignore
            }
        }
        cache.clear();