public void setDependencyTrail(List<String> dependencyTrail) {
        artifact.setDependencyTrail(dependencyTrail);
    }

    /** {@inheritDoc} */
    @Override
    public void setScope(String scope) {
        artifact.setScope(scope);
    }

    /** {@inheritDoc} */
    @Override
    public VersionRange getVersionRange() {
        return artifact.getVersionRange();
    }

    /** {@inheritDoc} */

        //
        Dependency d = new Dependency();
        d.setGroupId("org.apache.maven.its");
        d.setArtifactId("b");
        d.setVersion("0.1");
        d.setScope(Artifact.SCOPE_COMPILE);
        Artifact artifact = repositorySystem.createDependencyArtifact(d);

        ArtifactResolutionRequest request = new ArtifactResolutionRequest()
                .setArtifact(artifact)

                Exclusion exclusion) {
            Dependency d = new Dependency();
            d.setGroupId(groupId);
            d.setArtifactId(artifactId);
            d.setVersion(version);
            d.setScope(scope);

            if (systemPath != null && scope.equals(Artifact.SCOPE_SYSTEM)) {
                d.setSystemPath(systemPath);
            }

            if (exclusion != null) {

        // scoped graph is versioned by definition
        if (scopedVertices) {
            versionedVertices = true;
        }
    }

    public ArtifactScopeEnum getScope() {
        return scope;
    }

    public void setScope(ArtifactScopeEnum scope) {
        this.scope = scope;
    }

    // ------------------------------------------------------------------------
    public boolean isEmpty() {

    }

    @Override
    public void setDependencyTrail(List<String> dependencyTrail) {
        this.dependencyTrail = dependencyTrail;
    }

    @Override
    public void setScope(String scope) {
        this.scope = scope;
    }

    @Override
    public VersionRange getVersionRange() {
        return versionRange;
    }

    @Override

        }

        if ((artifact.getScope() != null)
                && (!node.isChildOfRootNode() || node.getArtifact().getScope() == null)) {
            fireEvent(ResolutionListener.MANAGE_ARTIFACT_SCOPE, listeners, node, artifact);
            node.getArtifact().setScope(artifact.getScope());
        }

        if (Artifact.SCOPE_SYSTEM.equals(node.getArtifact().getScope())

     * Gets the cache scope (ALL or IMMEDIATE_CHILDREN)
     * @return the cache scope
     */
    public DirectoryCacheScope getScope() {
        return scope;
    }

    /**
     * Sets the cache scope for this directory cache
     * @param scope the cache scope to set
     */
    public void setScope(DirectoryCacheScope scope) {
        this.scope = scope;
    }

    /**

        when(mockCalledName.getNameType()).thenReturn(0x20);
        when(mockCalledName.getScope()).thenReturn(null);

        when(mockCallingName.getName()).thenReturn("CLIENT");
        when(mockCallingName.getNameType()).thenReturn(0x00);
        when(mockCallingName.getScope()).thenReturn(null);

        SessionRequestPacket packet = new SessionRequestPacket(mockConfig, mockCalledName, mockCallingName);

                Artifact artifact;
                if (d.getScope().equals(Artifact.SCOPE_TEST) || d.getScope().equals(Artifact.SCOPE_PROVIDED)) {
                    /* don't call createDependencyArtifact as it'll ignore test and provided scopes */
                    artifact = artifactFactory.createArtifact(
                            d.getGroupId(), d.getArtifactId(), d.getVersion(), d.getScope(), d.getType());
                } else {

        // and we want artifact resolution to only return the system scoped artifact itself.
        //
        if (artifact.getScope() != null && artifact.getScope().equals(Artifact.SCOPE_SYSTEM)) {
            return new ResolutionGroup(null, null, null);
        }

        ResolutionGroup cached = cache.get(
                artifact,