public AbstractSession(
            RepositorySystemSession session,
            RepositorySystem repositorySystem,
            List<RemoteRepository> repositories,
            List<org.eclipse.aether.repository.RemoteRepository> resolverRepositories,
            Lookup lookup) {
        this.session = nonNull(session, "session");
        this.repositorySystem = repositorySystem;

        Key cacheKey = null;
        RepositoryCache cache = session.getCache();
        if (cache != null && !ConfigUtils.getBoolean(session, false, "aether.versionResolver.noCache")) {
            cacheKey = new Key(session, request);

            Object obj = cache.get(session, cacheKey);
            if (obj instanceof Record) {
                Record record = (Record) obj;

        .build()
    val session = session(heldCertificate.certificatePem())
    assertThat(verifier.verify("foo.com", session)).isFalse()
    assertThat(verifier.verify("bar.com", session)).isFalse()
    assertThat(verifier.verify("k.com", session)).isTrue()
    assertThat(verifier.verify("K.com", session)).isTrue()
    assertThat(verifier.verify("\u2121.com", session)).isFalse()

    Map<String, Object> retrieveContext(MavenSession session) {
        Map<String, Object> context = null;

        if (session != null) {
            PluginDescriptor desc = new PluginDescriptor();
            desc.setGroupId(PluginDescriptor.getDefaultPluginGroupId());
            desc.setArtifactId(PluginDescriptor.getDefaultPluginArtifactId("toolchains"));

            MavenProject current = session.getCurrentProject();

    }

    @Nonnull
    default DependencyResolverResult resolve(
            @Nonnull Session session, @Nonnull Project project, @Nonnull PathScope scope) {
        return resolve(DependencyResolverRequest.build(session, project, scope));
    }

    @Nonnull
    default DependencyResolverResult resolve(@Nonnull Session session, @Nonnull DependencyCoordinate dependency) {

     * @param project         The project whose dependencies should be resolved, must not be {@code null}.
     * @param scopesToResolve The dependency scopes that should be resolved, may be {@code null}.
     * @param session         The current build session, must not be {@code null}.
     * @return The transitive dependencies of the specified project that match the requested scopes, never {@code null}.
     * @throws ArtifactResolutionException in case of resolution issue

     *             parameter {@code coordinate} is {@code null} or invalid
     */
    default ArtifactResolverResult resolve(Session session, Collection<? extends ArtifactCoordinate> coordinates) {
        return resolve(ArtifactResolverRequest.build(session, coordinates));
    }

     * the artifact would eventually be stored.
     *
     * @param session The session to use, must not be {@code null}.
     * @param artifact The artifact for which to determine the path, must not be {@code null}.
     * @return The path, resolved against the local repository's base directory.
     */
    @Nonnull
    Path getPathForLocalArtifact(@Nonnull Session session, @Nonnull LocalRepository local, @Nonnull Artifact artifact);

    /**

        return new VersionResolverRequestBuilder();
    }

    @NotThreadSafe
    class VersionResolverRequestBuilder {
        Session session;
        ArtifactCoordinate artifactCoordinate;

        public VersionResolverRequestBuilder session(Session session) {
            this.session = session;
            return this;
        }

        return new VersionResolverRequestBuilder();
    }

    @NotThreadSafe
    class VersionResolverRequestBuilder {
        Session session;
        ArtifactCoordinate artifactCoordinate;

        public VersionResolverRequestBuilder session(Session session) {
            this.session = session;
            return this;
        }