MavenProject project = session.getCurrentProject();
        if (project != null) {
            setRepositories(project.getRemotePluginRepositories());
            setPom(project.getModel());
        }

        setPluginGroups(session.getPluginGroups());
    }

    @Override
    public String getPrefix() {
        return prefix;
    }

    @Override
    public DefaultPluginPrefixRequest setPrefix(String prefix) {

        if (recessivePluginGroupIds != null) {
            if (dominantPluginGroupIds == null) {
                dominantPluginGroupIds = new ArrayList<>();
                dominant.setPluginGroups(dominantPluginGroupIds);
            }

            for (String pluginGroupId : recessivePluginGroupIds) {
                if (!dominantPluginGroupIds.contains(pluginGroupId)) {

     *
     * @param pluginGroups The list of group ids to scan for the plugin prefix, may be {@code null}.
     * @return This request, never {@code null}.
     */
    PluginPrefixRequest setPluginGroups(List<String> pluginGroups);

    /**
     * Gets the POM whose build plugins are to be scanned for the prefix.
     *

            return request;
        }

        request.setOffline(settings.isOffline());

        request.setInteractiveMode(settings.isInteractiveMode());

        request.setPluginGroups(settings.getPluginGroups());

        request.setLocalRepositoryPath(settings.getLocalRepository());

        for (Server server : settings.getServers()) {
            request.addServer(server);
        }

                .setRootDirectory(pom != null ? pom.toPath().getParent() : null)
                .setPom(pom)
                .setProjectPresent(true)
                .setShowErrors(true)
                .setPluginGroups(Arrays.asList("org.apache.maven.plugins"))
                .setLocalRepository(getLocalRepository())
                .setRemoteRepositories(getRemoteRepositories())

            return request;
        }

        request.setOffline(settings.isOffline());

        request.setInteractiveMode(settings.isInteractiveMode());

        request.setPluginGroups(settings.getPluginGroups());

        request.setLocalRepositoryPath(settings.getLocalRepository());

        for (Server server : settings.getServers()) {
            server = server.clone();

        copy.setProxies(original.getProxies());
        copy.setServers(original.getServers());
        copy.setMirrors(original.getMirrors());
        copy.setProfiles(original.getProfiles());
        copy.setPluginGroups(original.getPluginGroups());
        copy.setProjectPresent(original.isProjectPresent());
        copy.setUserSettingsFile(original.getUserSettingsFile());

        MavenExecutionRequest request = new DefaultMavenExecutionRequest()
                .setPom(pom)
                .setProjectPresent(true)
                .setShowErrors(true)
                .setPluginGroups(Arrays.asList("org.apache.maven.plugins"))
                .setLocalRepository(getLocalRepository())
                .setRemoteRepositories(getRemoteRepositories())

    MavenExecutionRequest setMirrors(List<Mirror> mirrors);

    MavenExecutionRequest addMirror(Mirror mirror);

    // Plugin groups
    List<String> getPluginGroups();

    MavenExecutionRequest setPluginGroups(List<String> pluginGroups);

    MavenExecutionRequest addPluginGroup(String pluginGroup);

    MavenExecutionRequest addPluginGroups(List<String> pluginGroups);

    boolean isProjectPresent();

        if (settings == null) {
            return;
        }
        request.setOffline(settings.isOffline());
        request.setInteractiveMode(settings.isInteractiveMode());
        request.setPluginGroups(settings.getPluginGroups());
        request.setLocalRepositoryPath(settings.getLocalRepository());
        for (Server server : settings.getServers()) {