.filter(project -> projectSelector.isMatchingProject(project, selector, reactorDirectory))
                    .findFirst()
                    .orElseThrow(() -> new MavenExecutionException(
                            "Could not find project to resume reactor build from: " + selector + " vs "
                                    + formatProjects(projects),

    @Override
    public <T> T lookup(Class<T> type) {
        return objects.stream()
                .filter(type::isInstance)
                .map(type::cast)
                .findAny()
                .orElseThrow(() -> new LookupException("No service of type " + type));
    }

    @Override
    public <T> T lookup(Class<T> type, String name) {
        return null;
    }

    @Override

        return getCanonicalPath(Optional.ofNullable(
                        ServiceLoader.load(RootLocator.class).iterator().next().findMandatoryRoot(topDirectory))
                .orElseThrow());
    }

        DispatcherMeta meta = secDispatcher.availableDispatchers().stream()
                .filter(d -> Objects.equals(config.getDefaultDispatcher(), d.name()))
                .findFirst()
                .orElseThrow();
        if (!meta.fields().isEmpty()) {
            result = prompt.prompt(
                    context.header,
                    configureDispatcher(context, meta, prompt.getPromptBuilder())

    }

    public String getServerPath() {
        return getSessionManager().getAttribute(Constants.SEARCH_ENGINE_API_ACCESS_TOKEN, String.class).map(token -> ADMIN_SERVER + token)
                .orElseThrow(() -> new FessSystemException("Cannot create an access token."));
    }

    public void saveToken() {

 *
 * <ul>
 *   <li>This class is serializable; {@code java.util.Optional} is not.
 *   <li>{@code java.util.Optional} has the additional methods {@code ifPresent}, {@code filter},
 *       {@code flatMap}, and {@code orElseThrow}.
 *   <li>{@code java.util} offers the primitive-specialized versions {@code OptionalInt}, {@code
 *       OptionalLong} and {@code OptionalDouble}, the use of which is recommended; Guava does not
 *       have these.
 * </ul>

            MavenProject rootProject = session.getAllProjects().stream()
                    .filter(MavenProject::isExecutionRoot)
                    .findFirst()
                    .orElseThrow(() -> new IllegalStateException("No project in the session is execution root"));

            buildResumptionAnalyzer.determineBuildResumptionData(result).ifPresent(resumption -> {
                try {