import org.apache.maven.api.services.ModelProblemCollector;

/**
 * Handles normalization of a model. In this context, normalization is the process of producing a canonical
 * representation for models that physically look different but are semantically equivalent.
 *
 */
public interface ModelNormalizer {

    /**

        // effective model.
        //
        // As of 3.4, the model version is mandatory even in raw models. The XML element still is optional in the
        // XML schema and this will not change anytime soon. We do not want to build effective models based on
        // models without a version starting with 3.4.
        validateStringNotEmpty("modelVersion", problems, Severity.ERROR, Version.V20, m.getModelVersion(), m);

                collectorResult.getExceptions(), collectorResult.getRoot(), nodes.size());
        for (Node node : nodes) {
            Dependency d = node.getDependency();
            Path path = (d != null) ? artifacts.get(d) : null;
            try {
                result.addDependency(node, d, filter, path, cache);
            } catch (IOException e) {
                throw cannotReadModuleInfo(path, e);

     */
    private final List<Exception> exceptions;

    /**
     * The root node of the dependency graph.
     */
    private final Node root;

    /**
     * The ordered list of the flattened dependency nodes.
     */
    private final List<Node> nodes;

    /**
     * The file paths of all dependencies, regardless on which Java tool option those paths should be placed.
     */

import org.apache.maven.api.Dependency;
import org.apache.maven.api.Node;
import org.apache.maven.api.PathType;
import org.apache.maven.api.annotations.Experimental;
import org.apache.maven.api.annotations.Nonnull;

@Experimental
public interface DependencyResolverResult extends DependencyCollectorResult {

    /**
     * The ordered list of the flattened dependency nodes.
     *

            </goals>
            <configuration>
              <version>4.1.0</version>
              <velocityBasedir>${project.basedir}/../../src/mdo</velocityBasedir>
              <models>
                <model>src/main/mdo/maven.mdo</model>
              </models>
              <templates>
                <template>model.vm</template>
              </templates>
              <params>

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

import java.util.function.Supplier;

/**
 * Caches auxiliary data used during model building like already processed raw/effective models. The data in the cache
 * is meant for exclusive consumption by the model builder and is opaque to the cache implementation. The cache key is

/**
 * A test which demonstrates maven's recursive inheritance where
 * a distinct value is taken from each parent contributing to
 * the final model of the project being assembled. There is no
 * overriding going on amongst the models being used in this test:
 * each model in the lineage is providing a value that is not present
 * anywhere else in the lineage. We are just making sure that values
 * down in the lineage are bubbling up where they should.
 *

        depRequest.setTrace(trace);

        DependencyNode node;
        try {
            collect.setTrace(RequestTrace.newChild(trace, depRequest));
            node = repoSystem.collectDependencies(session, collect).getRoot();
            result.setDependencyGraph(node);
        } catch (DependencyCollectionException e) {
            result.setDependencyGraph(e.getResult().getRoot());

                new MojoExecutionXPathContainer(executions.get(1)).getValue("configuration/models[1]/model"));
        assertEquals(
                "src/main/mdo/supplemental-model.mdo",
                new MojoExecutionXPathContainer(executions.get(4)).getValue("configuration/models[1]/model"));
    }

    @Test
    void testLifecycleQueryingUsingADefaultLifecyclePhase() throws Exception {