}

    public void execute(MavenSession session) {
        lifecycleStarter.execute(session);
    }

    // These methods deal with construction intact Plugin object that look like they come from a standard
    // <plugin/> block in a Maven POM. We have to do some wiggling to pull the sources of information
    // together and this really shows the problem of constructing a sensible default configuration but

    void setInactiveProfileIds(List<String> inactiveProfileIds);

    List<String> getInactiveProfileIds();

    /**
     * Add a {@link org.apache.maven.model.Profile} that has come from an external source. This may be from a custom
     * configuration like the MavenCLI settings.xml file, or from a custom dialog in an IDE integration like M2Eclipse.
     *
     * @param profile
     */

        }

        ProjectBuildingRequest config = new DefaultProjectBuildingRequest();

        String localRepoUrl =
                System.getProperty("maven.repo.local", System.getProperty("user.home") + "/.m2/repository");
        localRepoUrl = "file://" + localRepoUrl;
        config.setLocalRepository(repositorySystem.createArtifactRepository(

     * (if applicable). This process will essentially remove duplicate repositories by merging them into one equivalent
     * repository. It is worth to point out that merging does not simply choose one of the input repositories and
     * discards the others but actually combines their possibly different policies.
     *
     * @param repositories The original repositories, may be {@code null}.

            // test and provided are not transitive, so exclude them
            effectiveScope = null;
        } else if (Artifact.SCOPE_SYSTEM.equals(originalScope)) {
            // system scope come through unchanged...
            effectiveScope = Artifact.SCOPE_SYSTEM;
        } else if (Artifact.SCOPE_COMPILE.equals(originalScope) && Artifact.SCOPE_COMPILE.equals(inheritedScope)) {

     * {@link Session#resolveDependencies resolveDependencies(...)} when at least one dependency
     * cannot be associated to any type specified in the {@code desiredTypes} argument.
     * Plugins can choose to report a warning to users when unresolved paths exist.
     */
    PathType UNRESOLVED = new PathType() {
        @Override
        public String name() {
            return "UNRESOLVED";
        }

        if (Files.exists(normal)) {
            jtc.setJavaHome(Paths.get(javahome.getValue()).normalize().toString());
        } else {
            throw new MisconfiguredToolchainException(
                    "Non-existing JDK home configuration at " + normal.toAbsolutePath());
        }

        return jtc;
    }

    public ToolchainPrivate createDefaultToolchain() {
        // not sure it's necessary to provide a default toolchain here.

            // test and provided are not transitive, so exclude them
            effectiveScope = null;
        } else if (Artifact.SCOPE_SYSTEM.equals(originalScope)) {
            // system scope come through unchanged...
            effectiveScope = Artifact.SCOPE_SYSTEM;
        } else if (Artifact.SCOPE_COMPILE.equals(originalScope) && Artifact.SCOPE_COMPILE.equals(inheritedScope)) {

        if (Artifact.SCOPE_PROVIDED.equals(inheritedScope)) {
            desiredScope = Artifact.SCOPE_PROVIDED;
        }

        if (Artifact.SCOPE_SYSTEM.equals(scope)) {
            // system scopes come through unchanged...
            desiredScope = Artifact.SCOPE_SYSTEM;
        }

        ArtifactHandler handler = artifactHandlerManager.getArtifactHandler(type);

        return new DefaultArtifact(

                    systemPath = systemPath.replace('/', File.separatorChar).replace('\\', File.separatorChar);
                    String jdkHome = request.getSystemProperties().get("java.home") + File.separator + "..";
                    if (systemPath.startsWith(jdkHome)) {
                        msg += ". Please verify that you run Maven using a JDK and not just a JRE.";
                    }