StringBuilder path = new StringBuilder(128);

        if (!metadata.getGroupId().isEmpty()) {
            path.append(metadata.getGroupId().replace('.', '/')).append('/');

            if (!metadata.getArtifactId().isEmpty()) {
                path.append(metadata.getArtifactId()).append('/');

                if (!metadata.getVersion().isEmpty()) {
                    path.append(metadata.getVersion()).append('/');
                }

    @Override
    protected void merge(Metadata recessive) {
        List<Plugin> recessivePlugins = recessive.getPlugins();
        List<Plugin> plugins = metadata.getPlugins();
        if (!recessivePlugins.isEmpty() || !plugins.isEmpty()) {
            LinkedHashMap<String, Plugin> mergedPlugins = new LinkedHashMap<>();
            recessivePlugins.forEach(p -> mergedPlugins.put(p.getPrefix(), p));

        if (operationDescriptors.isEmpty() && internalJvmTestRequests.isEmpty() && tasksAndTests.isEmpty() && taskSpecs.isEmpty()) {
            throw new TestExecutionException("No test declared for execution.");
        }
        for (Map.Entry<String, List<InternalJvmTestRequest>> entry : tasksAndTests.entrySet()) {
            if (entry.getValue().isEmpty()) {

            hasSettingsRepos = !project.getGradle().getSettings().getDependencyResolutionManagement().getRepositories().isEmpty();
        } catch (Throwable e) {
            // To catch `The settings are not yet available for` error
            return false;
        }

        boolean hasProjectRepos = !project.getRepositories().isEmpty();
        return hasProjectRepos && hasSettingsRepos;
    }

        }
    }

    @Override
    public synchronized Throwable getCause() {
        if (hideCause.get()) {
            return null;
        }
        return causes.isEmpty() ? null : causes.get(0);
    }

    @SuppressWarnings("DefaultCharset")
    @Override
    public void printStackTrace(PrintStream printStream) {
        PrintWriter writer = new PrintWriter(printStream);

                if (dependency.getGroupId() == null
                        || dependency.getGroupId().isEmpty()
                        || dependency.getArtifactId() == null
                        || dependency.getArtifactId().isEmpty()
                        || dependency.getVersion() == null
                        || dependency.getVersion().isEmpty()) {
                    // guard against case where best-effort resolution for invalid models is requested

                                problem.getColumnNumber() > 0 ? "column " + problem.getColumnNumber() : "")
                        .filter(s -> !s.isEmpty())
                        .collect(Collectors.joining(", "));
                if (!loc.isEmpty()) {
                    sb.append(" @ ").append(loc);
                }
            }
            return sb.toString();
        }
        return null;
    }

    }

    private void findCommunicationAddresses() throws UnknownHostException {
        communicationAddresses = new ArrayList<InetAddress>();
        if (inetAddresses.getLoopback().isEmpty()) {
            if (inetAddresses.getRemote().isEmpty()) {
                InetAddress fallback = InetAddress.getByName(null);
                logger.debug("No loopback addresses for communication, using fallback {}", fallback);

                PluginContainer source,
                boolean sourceDominant,
                Map<Object, Object> context) {
            List<Plugin> src = source.getPlugins();
            if (!src.isEmpty()) {
                List<Plugin> tgt = target.getPlugins();
                Map<Object, Plugin> master = new LinkedHashMap<>(tgt.size() * 2);

                for (Plugin element : tgt) {

            Model target,
            List<? extends DependencyManagement> sources,
            ModelBuildingRequest request,
            ModelProblemCollector problems) {
        if (sources != null && !sources.isEmpty()) {
            Map<String, Dependency> dependencies = new LinkedHashMap<>();

            DependencyManagement depMgmt = target.getDependencyManagement();

            if (depMgmt != null) {