public Thread newThread(Runnable r) {
            Thread newThread = new Thread(GROUP, r, "resolver-" + THREAD_NUMBER.getAndIncrement());
            newThread.setDaemon(true);
            newThread.setContextClassLoader(null);
            return newThread;
        }
    }

    private class ResolveTask implements Runnable {

        private final ClassLoader classLoader;

    private final PrintStream originalSystemOUtStream;

    private final ConsolePrinter printer;

    /**
     * A simple but safe solution for printing to the console.
     */
    class ConsolePrinter implements Runnable {
        private volatile boolean running;

        private final ProjectBuildList projectBuildList;

        ConsolePrinter(ProjectBuildList projectBuildList) {
            this.projectBuildList = projectBuildList;

        final MavenProject project = mavenProject;
        final AtomicInteger artifactsResultInAnotherThread = new AtomicInteger();
        Thread t = new Thread(new Runnable() {
            @Override
            public void run() {
                artifactsResultInAnotherThread.set(project.getArtifacts().size());
            }
        });
        t.start();
        t.join();

                    Key.of(mojoDescriptor.getImplementationClass(), mojoDescriptor.getRoleHint())));

        } catch (Exception e) {
            throw new PluginContainerException(mojoDescriptor, pluginRealm, "Unable to lookup Mojo", e);
        }

        XmlNode dom = mojoExecution.getConfiguration() != null
                ? mojoExecution.getConfiguration().getDom()
                : null;

                                            throw new ArtifactResolutionException(
                                                    "Unable to get dependency information: " + e.getMessage(),
                                                    resetArtifact,
                                                    request.getRemoteRepositories(),

        e = assertInstanceOf(IntrospectionException.class, e.getCause());
        e = assertInstanceOf(IllegalStateException.class, e.getCause());
        assertEquals(RootLocator.UNABLE_TO_FIND_ROOT_PROJECT_MESSAGE, e.getMessage());
    }

    @Test
    void testRootDirectory() throws Exception {
        this.rootDirectory = Paths.get("myRootDirectory");

                    throw new MavenException("Unable to locate instance of type " + type, e);
                }
            }

            @Override
            public <T> T lookup(Class<T> type, String name) {
                try {
                    return injector.getInstance(Key.of(type, name));
                } catch (DIException e) {
                    throw new MavenException("Unable to locate instance of type " + type, e);

        e = assertInstanceOf(IntrospectionException.class, e.getCause());
        e = assertInstanceOf(IllegalStateException.class, e.getCause());
        assertEquals(RootLocator.UNABLE_TO_FIND_ROOT_PROJECT_MESSAGE, e.getMessage());
    }

    @Test
    void testRootDirectory() throws Exception {
        this.rootDirectory = Paths.get("myRootDirectory");

                logger.debug(
                        "Unable to find artifact " + artifact.getId() + " in repository " + repository.getId() + " ("
                                + repository.getUrl() + ")",
                        e);

            } catch (TransferFailedException e) {
                tfe = e;

                String msg = "Unable to get artifact " + artifact.getId() + " from repository " + repository.getId()

        return multiModuleProjectDirectory;
    }

    @Override
    public Path getRootDirectory() {
        if (rootDirectory == null) {
            throw new IllegalStateException(RootLocator.UNABLE_TO_FIND_ROOT_PROJECT_MESSAGE);
        }
        return rootDirectory;
    }

    @Override
    public MavenExecutionRequest setRootDirectory(Path rootDirectory) {