assertThat(limiter.getRate()).isEqualTo(5.0);
    limiter.setRate(10.0);
    assertThat(limiter.getRate()).isEqualTo(10.0);

    assertThrows(IllegalArgumentException.class, () -> limiter.setRate(0.0));
    assertThrows(IllegalArgumentException.class, () -> limiter.setRate(-10.0));
    assertThrows(IllegalArgumentException.class, () -> limiter.setRate(Double.NaN));
  }

    assertThat(limiter.getRate()).isEqualTo(5.0);
    limiter.setRate(10.0);
    assertThat(limiter.getRate()).isEqualTo(10.0);

    assertThrows(IllegalArgumentException.class, () -> limiter.setRate(0.0));
    assertThrows(IllegalArgumentException.class, () -> limiter.setRate(-10.0));
    assertThrows(IllegalArgumentException.class, () -> limiter.setRate(Double.NaN));
  }

                indent += "  ";
            }
        } else if (collectStepTrace != null) {
            if (collectStepTrace.getPath().get(0).getArtifact() == null) {
                return;
            }
            baseName = ArtifactIdUtils.toId(collectStepTrace.getPath().get(0).getArtifact())
                    .replace(":", "_");
            trackingFile = trackingDir.resolve(baseName + ext);

                                    return properties;
                                } else if ("getUserProperties".equals(method.getName())) {
                                    return Map.of();
                                } else if ("getService".equals(method.getName())) {
                                    if (args[0] == ToolchainsXmlFactory.class) {
                                        return toolchainsXmlFactory;

        } else if (source instanceof FileSource fs) {
            return org.apache.maven.api.services.Source.fromPath(fs.getPath());
        } else if (source != null) {
            return new org.apache.maven.api.services.Source() {
                @Override
                public Path getPath() {
                    return null;
                }

                @Override

        File pom4 = new File(pom3.getParentFile(), "p4/pom.xml");
        File pom5 = new File(pom4.getParentFile(), "p5/pom.xml");

        System.out.println("Location of project-4's POM: " + pom4.getPath());

        // load everything...
        MavenProject project0 = getProject(pom0);
        MavenProject project1 = getProject(pom1);
        MavenProject project2 = getProject(pom2);

        request.lifecycleBindingsInjector(lifecycleBindingsInjector::injectLifecycleBindings);
        ModelBuilder.ModelBuilderSession mbSession =
                iSession.getData().get(SessionData.key(ModelBuilder.ModelBuilderSession.class));
        return mbSession.build(request.build());
    }

    static Model transform(Model model, MavenProject project) {

     *
     */
    @Override
    public Object getData(final AccessResultData<?> accessResultData) {
        // check transformer name
        if (!getName().equals(accessResultData.getTransformerName())) {
            throw new CrawlerSystemException(
                    "Transformer is invalid. Use " + accessResultData.getTransformerName() + ". This transformer is " + getName() + ".");
        }

        File pom = getProject("it0063");

        Properties eps = new Properties();
        eps.setProperty("jre.home", new File(pom.getParentFile(), "jdk/jre").getPath());

        MavenSession session = createMavenSession(pom, eps);
        MavenProject project = session.getCurrentProject();

     */
    public static String interpretTrace(boolean detailed, RequestTrace requestTrace) {
        while (requestTrace != null) {
            Object data = requestTrace.getData();
            if (data instanceof DependencyRequest request) {
                return "dependency resolution for " + request;
            } else if (data instanceof CollectRequest request) {