*
     * @return resulting "clean" graph for the specified scope
     *
     * @since 3.0
     */
    MetadataGraph resolveConflicts(MetadataGraph graph, ArtifactScopeEnum scope)
            throws GraphConflictResolutionException;

    public List<ArtifactRepository> createArtifactRepositories(
            List<Repository> pomRepositories,
            List<ArtifactRepository> externalRepositories,
            ProjectBuildingRequest request)
            throws InvalidRepositoryException {
        List<ArtifactRepository> internalRepositories = new ArrayList<>();

        for (Repository repository : pomRepositories) {

 * specific language governing permissions and limitations
 * under the License.
 */
package org.apache.maven.api.services;

import org.apache.maven.api.annotations.Experimental;

/**
 * The Exception class throw by the {@link ToolchainManager}.
 *
 * @since 4.0.0
 */
@Experimental
public class ToolchainManagerException extends MavenException {

    /**
     * @param message the message to give

    }

    /*--- START test common metadata ---*/
    @Test
    void mergeEmptyMetadata() throws Exception {
        Metadata metadata = new Metadata();
        assertFalse(metadata.merge(new Metadata()));
    }

    @Test
    void mergeDifferentGAV() throws Exception {
        // merge implicitly assumes that merge is only called on the same GAV and does not perform any validation here!

    @Inject
    private SessionScope sessionScope;

    protected String component() {
        return "installer";
    }

    @Test
    void testArtifactInstallation() throws Exception {
        sessionScope.enter();
        try {
            sessionScope.seed(MavenSession.class, mock(MavenSession.class));

    private JXPathContext context;

    static {
        JXPathContextReferenceImpl.addNodePointerFactory(new Xpp3DomPointerFactory());
    }

    public MojoExecutionXPathContainer(MojoExecution mojoExecution) throws IOException {
        context = JXPathContext.newContext(mojoExecution);
    }

    public Iterator<?> getIteratorForXPathExpression(String expression) {
        return context.iterate(expression);
    }

        } catch (InvalidVersionSpecificationException e) {
            throw new RuntimeException(e);
        }
    }

    private VersionRange parseVersionRange(String spec) {
        try {
            return versionScheme.parseVersionRange(spec);
        } catch (InvalidVersionSpecificationException e) {
            throw new RuntimeException(e);
        }
    }

    // prefer to use version 1.0.
    //
    // ----------------------------------------------------------------------

    @Test
    void testDependencyManagementOverridesTransitiveDependencyVersion() throws Exception {
        File localRepo = getLocalRepositoryPath();
        File pom0 = new File(localRepo, "p0/pom.xml");
        File pom0Basedir = pom0.getParentFile();
        File pom1 = new File(pom0Basedir, "p1/pom.xml");

                case STRING_ITEM -> 1;
                case COMBINATION_ITEM -> 1; // 1.1 > 1-sp

                case LIST_ITEM -> 1; // 1.1 > 1-1

                default -> throw new IllegalStateException("invalid item: " + item.getClass());
            };
        }

        @Override
        public boolean equals(Object o) {
            if (this == o) {
                return true;

    }

    /** {@inheritDoc} */
    @Override
    public ArtifactVersion getSelectedVersion() throws OverConstrainedVersionException {
        return artifact.getSelectedVersion();
    }

    /** {@inheritDoc} */
    @Override
    public boolean isSelectedVersionKnown() throws OverConstrainedVersionException {
        return artifact.isSelectedVersionKnown();
    }

    /** {@inheritDoc} */