Objects.requireNonNull(server, "server cannot be null");

        for (Server p : getServers()) {
            if (p.getId() != null && p.getId().equals(server.getId())) {
                return this;
            }
        }

        getServers().add(server);

        return this;
    }

    @Override
    public List<Mirror> getMirrors() {

    }

    private void injectSession2(ArtifactResolutionRequest request, MavenSession session) {
        injectSession1(request, session);

        if (session != null) {
            request.setServers(session.getRequest().getServers());
            request.setMirrors(session.getRequest().getMirrors());
            request.setProxies(session.getRequest().getProxies());
        }
    }

    @Override

        request.setPluginGroups(settings.getPluginGroups());

        request.setLocalRepositoryPath(settings.getLocalRepository());

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

        //  <proxies>
        //    <proxy>
        //      <active>true</active>
        //      <protocol>http</protocol>

                            null,
                            "must denote a valid group id and match the pattern " + ID);
                }
            }
        }

        List<Server> servers = settings.getServers();

        if (servers != null) {
            Set<String> serverIds = new HashSet<>();

            for (int i = 0; i < servers.size(); i++) {
                Server server = servers.get(i);

        if (session != null) {
            request.setOffline(session.isOffline());
            request.setForceUpdate(session.getRequest().isUpdateSnapshots());
            request.setServers(session.getRequest().getServers());
            request.setMirrors(session.getRequest().getMirrors());
            request.setProxies(session.getRequest().getProxies());
        }
    }

    @Override

    List<Proxy> getProxies();

    MavenExecutionRequest setProxies(List<Proxy> proxies);

    MavenExecutionRequest addProxy(Proxy proxy);

    // Servers
    List<Server> getServers();

    MavenExecutionRequest setServers(List<Server> servers);

    MavenExecutionRequest addServer(Server server);

    // Mirrors
    List<Mirror> getMirrors();

    MavenExecutionRequest setMirrors(List<Mirror> mirrors);

        // and this is okay and "good thing".
        DefaultAuthenticationSelector authSelector = new DefaultAuthenticationSelector();
        for (Server server : request.getServers()) {
            AuthenticationBuilder authBuilder = new AuthenticationBuilder();
            authBuilder.addUsername(server.getUsername()).addPassword(server.getPassword());

                .offline(request.isOffline())
                .proxies(request.getProxies().stream().map(Proxy::getDelegate).collect(Collectors.toList()))
                .servers(request.getServers().stream().map(Server::getDelegate).collect(Collectors.toList()))
                .mirrors(request.getMirrors().stream().map(Mirror::getDelegate).collect(Collectors.toList()))
                .profiles(request.getProfiles().stream()

                        break;
                    }
                }
            }
        }
        return activeProxy;
    }

    public Server getServer(String serverId) {
        Server match = null;
        java.util.List<Server> servers = getServers();
        if (servers != null && serverId != null) {
            for (Server server : servers) {
                if (serverId.equals(server.getId())) {

        request.setPluginGroups(settings.getPluginGroups());
        request.setLocalRepositoryPath(settings.getLocalRepository());
        for (Server server : settings.getServers()) {
            request.addServer(new org.apache.maven.settings.Server(server));
        }

        //  <proxies>
        //    <proxy>
        //      <active>true</active>