void testCompileClasspathTransform() throws Exception {
        ClasspathContainer res;

        res = transform.transform(graph, ArtifactScopeEnum.compile, false);

        assertNotNull(res, "null classpath container after compile transform");
        assertNotNull(res.getClasspath(), "null classpath after compile transform");
        assertEquals(3, res.getClasspath().size(), "compile classpath should have 3 entries");
    }

        Model model = result.getRawModel();
        return transform(model, project);
    }

    protected Model buildNonPom(RepositorySystemSession session, MavenProject project, Path src)
            throws ModelBuilderException {
        ModelBuilderResult result = buildModel(session, project, src);
        Model model = result.getEffectiveModel();
        return transform(model, project);
    }

 * under the License.
 */
package org.apache.maven.artifact.transform;

import javax.inject.Inject;

import java.util.List;

import org.apache.maven.repository.legacy.resolver.transform.ArtifactTransformation;
import org.apache.maven.repository.legacy.resolver.transform.ArtifactTransformationManager;
import org.apache.maven.repository.legacy.resolver.transform.LatestArtifactTransformation;

import java.nio.file.Path;

import org.apache.maven.api.annotations.Nonnull;
import org.apache.maven.api.model.Model;

/**
 * The ModelTransformer is a way to transform the local pom while streaming the input.
 *
 * The {@link #transform(ModelTransformerContext, Model, Path)} method uses a Path on purpose, to ensure the
 * local pom is the original source.
 *
 * @since 4.0.0
 */
public interface ModelTransformer {

 * under the License.
 */
package org.apache.maven.api.services;

import java.nio.file.Path;

import org.apache.maven.api.model.Model;

/**
 * Context used to transform a pom file.
 *
 * @since 4.0.0
 */
public interface ModelTransformerContext {

    /**
     * Key to get the TransformerContext from the SessionData
     */
    Object KEY = ModelTransformerContext.class;

        try {
            Model model = readFileModel(request, problems);

            try {
                if (transformer != null && context != null) {
                    transformer.transform(context, model, pomFile);
                }
            } catch (ModelBuilderException e) {
                problems.add(Severity.FATAL, ModelProblem.Version.V40, null, e);

 */
@Named
@Singleton
public class BuildModelTransformer implements ModelTransformer {

    public static final String NAMESPACE_PREFIX = "http://maven.apache.org/POM/";

    @Override
    public Model transform(ModelTransformerContext context, Model model, Path path) {
        Model.Builder builder = Model.newBuilder(model);
        handleModelVersion(context, model, path, builder);
        handleParent(context, model, path, builder);

    @Test
    void testCustomLifecycle() throws ComponentLookupException {
        List<Lifecycle> myLifecycles = new ArrayList<>();
        Lifecycle myLifecycle =
                new Lifecycle("etl", Arrays.asList("extract", "transform", "load"), Collections.emptyMap());
        myLifecycles.add(myLifecycle);
        myLifecycles.addAll(defaultLifeCycles.getLifeCycles());

    private final org.eclipse.aether.spi.connector.transport.TransporterProvider transporterProvider;

    @Inject
    public DefaultTransportProvider(TransporterProvider transporterProvider) {
        this.transporterProvider = requireNonNull(transporterProvider);
    }

    @Override
    public Transport transport(Session session, RemoteRepository repository) {
        try {

import org.eclipse.aether.collection.CollectResult;
import org.eclipse.aether.collection.DependencyCollectionException;
import org.eclipse.aether.util.graph.manager.DependencyManagerUtils;
import org.eclipse.aether.util.graph.transformer.ConflictResolver;

import static org.apache.maven.internal.impl.Utils.nonNull;

@Named
@Singleton
public class DefaultDependencyCollector implements DependencyCollector {

    @Nonnull
    @Override