parent.getGroupId(),
                        parent.getArtifactId(),
                        parent.getVersion());
            }
            List<Version> versions = session.resolveVersionRange(coord);
            if (versions.isEmpty()) {
                throw new ModelResolverException(
                        String.format(

        nonNull(request, "request");
        InternalSession session = InternalSession.from(request.getSession());

        try {
            VersionRangeResult res = repositorySystem.resolveVersionRange(
                    session.getSession(),
                    new VersionRangeRequest(
                            session.toArtifact(request.getArtifactCoordinate()),

        nonNull(request, "request");
        InternalSession session = InternalSession.from(request.getSession());

        try {
            VersionRangeResult res = repositorySystem.resolveVersionRange(
                    session.getSession(),
                    new VersionRangeRequest(
                            session.toArtifact(request.getArtifactCoordinate()),

            versionRangeRequest.setTrace(trace);

            final VersionRangeResult versionRangeResult = resolver.resolveVersionRange(session, versionRangeRequest);

            if (versionRangeResult.getHighestVersion() == null) {
                throw new UnresolvableModelException(
                        String.format(

        this.versionScheme = Objects.requireNonNull(versionScheme, "versionScheme cannot be null");
    }

    @Override
    public VersionRangeResult resolveVersionRange(RepositorySystemSession session, VersionRangeRequest request)
            throws VersionRangeResolutionException {
        VersionRangeResult result = new VersionRangeResult(request);

    public Version resolveVersion(ArtifactCoordinate artifact) {
        return getService(VersionResolver.class).resolve(this, artifact).getVersion();
    }

    @Override
    public List<Version> resolveVersionRange(ArtifactCoordinate artifact) {
        return getService(VersionRangeResolver.class).resolve(this, artifact).getVersions();
    }

    @Override
    public Type requireType(String id) {

    public Version resolveVersion(ArtifactCoordinate artifact) {
        return getService(VersionResolver.class).resolve(this, artifact).getVersion();
    }

    @Override
    public List<Version> resolveVersionRange(ArtifactCoordinate artifact) {
        return getService(VersionRangeResolver.class).resolve(this, artifact).getVersions();
    }

    @Override
    public Type requireType(String id) {

     * @see org.apache.maven.api.services.VersionRangeResolver#resolve(Session, ArtifactCoordinate) (String)
     */
    @Nonnull
    List<Version> resolveVersionRange(@Nonnull ArtifactCoordinate artifact);

    /**
     * Parses the specified version string, for example "1.0".
     * <p>
     * Shortcut for {@code getService(VersionParser.class).parseVersion(...)}.
     *