*
     * @return the class realm of core.
     */
    @Nonnull
    ClassRealm getRealm();

    /**
     * Shorthand method to obtain the {@link ClassWorld} used for Maven Core.
     *
     * @return the class world in use.
     */
    @Nonnull
    default ClassWorld getClassWorld() {
        return getRealm().getWorld();
    }

ClassRealm newRealm(String) throws DuplicateRealmExcept; public ClassRealm newRealm(String, ClassLoader) throws DuplicateRealmExcept; public void disposeRealm(String) throws NoSuchRealmException; public ClassRealm getRealm(String) throws NoSuchRealmException; public java.util.Collection getRealms(); } org/codehaus/classworlds/ClassWorldAdapter.class package org.codehaus.classworlds; public synchronized class ClassWorldAdapter extends ClassWorld { private static java.util.HashMap instances; private org...

ClassRealm newRealm(String) throws DuplicateRealmExcept; public ClassRealm newRealm(String, ClassLoader) throws DuplicateRealmExcept; public void disposeRealm(String) throws NoSuchRealmException; public ClassRealm getRealm(String) throws NoSuchRealmException; public java.util.Collection getRealms(); } org/codehaus/classworlds/ClassWorldAdapter.class package org.codehaus.classworlds; public synchronized class ClassWorldAdapter extends ClassWorld { private static java.util.HashMap instances; private org...

ClassRealm newRealm(String) throws DuplicateRealmExcept; public ClassRealm newRealm(String, ClassLoader) throws DuplicateRealmExcept; public void disposeRealm(String) throws NoSuchRealmException; public ClassRealm getRealm(String) throws NoSuchRealmException; public java.util.Collection getRealms(); } org/codehaus/classworlds/ClassWorldAdapter.class package org.codehaus.classworlds; public synchronized class ClassWorldAdapter extends ClassWorld { private static java.util.HashMap instances; private org...

                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());

    /**
     * A cache key.
     */
    interface Key {
        // marker interface for cache keys
    }

    /**
     * CacheRecord
     */
    class CacheRecord {

        public ClassRealm getRealm() {
            return realm;
        }

        public DependencyFilter getExtensionArtifactFilter() {
            return extensionArtifactFilter;
        }

        private final ClassRealm realm;

        cache.put(key, record);

        return record;
    }

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

            });

            pluginDescriptor.setClassRealm(cacheRecord.getRealm());
            pluginDescriptor.setArtifacts(new ArrayList<>(cacheRecord.getArtifacts()));
            for (ComponentDescriptor<?> componentDescriptor : pluginDescriptor.getComponents()) {
                componentDescriptor.setRealm(cacheRecord.getRealm());
            }

            pluginRealmCache.register(project, cacheKey, cacheRecord);

                }
            }

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

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

        cache.put(key, record);

        return record;
    }

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