return new Parser().parse(content);
    }

    /**
     * Recursively discovers module POMs from the given parent POM.
     *
     * @param baseDirectory the base directory for resolving module paths
     * @param parentPom the parent POM document
     * @param pomMap the map to store discovered POMs
     * @throws IOException if there's an error reading files
     * @throws DomTripException if there's an error parsing XML

 * are validated to ensure they don't contain duplicates or null entries.
 *
 * <p>Remote repositories are used for:
 * <ul>
 *   <li>Resolving artifacts and their metadata</li>
 *   <li>Downloading parent POMs and dependency POMs</li>
 *   <li>Retrieving version information and ranges</li>
 *   <li>Accessing plugin artifacts and their dependencies</li>
 * </ul>
 *
 * <p>Repository validation ensures data integrity by:
 * <ul>

            return null;
        }

        return Coordinates.of(groupId, artifactId, version);
    }

    /**
     * Computes all artifacts from all POMs in a multi-module project.
     * This includes resolving parent inheritance.
     *
     * @param context the upgrade context for logging
     * @param pomMap map of all POM files in the project

    }

    private static String createMessage(List<ProjectBuildingResult> results) {
        if (results == null || results.isEmpty()) {
            return "Some problems were encountered while processing the POMs";
        }

        long totalProblems = 0;
        long errorProblems = 0;

        for (ProjectBuildingResult result : results) {
            List<ModelProblem> problems = result.getProblems();

import static org.junit.jupiter.api.Assertions.assertNull;

/**
 */
@Deprecated
class ComplexActivationTest {

    private File getPom(String name) {
        return new File("src/test/resources/poms/factory/" + name + ".xml").getAbsoluteFile();
    }

    @Test
    void testAndConditionInActivation() throws Exception {
        Properties sysProperties = new Properties();

        return projectFile("maven", name);
    }

    protected File projectFile(String groupId, String artifactId) {
        return new File(getLocalRepositoryPath(), "/" + groupId + "/poms/" + artifactId + "-1.0.pom");
    }

    // ----------------------------------------------------------------------
    // The local repository for this category of tests

 * Maven POM files and resolving related project POMs.
 *
 * <p>The interface provides two types of sources:</p>
 * <ul>
 *   <li>Build sources: Used for POM files of projects being built by Maven in the filesystem.
 *       These sources support resolving related POMs using the {@link ModelLocator}.</li>

import org.eclipse.aether.resolution.VersionRangeResult;

/**
 * A model resolver to assist building of dependency POMs. This resolver gives priority to those repositories that have
 * been initially specified and repositories discovered in dependency POMs are recessively merged into the search chain.
 *
 * @see DefaultArtifactDescriptorReader
 * @deprecated since 4.0.0, use {@code maven-api-impl} jar instead
 */

package org.apache.maven.project;

import java.io.File;
import java.util.HashMap;
import java.util.Map;

/**
 * Holds all POM files that are known to the reactor. This allows the project builder to resolve imported POMs from the
 * reactor when building another project's effective model.
 */
class ReactorModelPool {

    private final Map<CacheKey, File> pomFiles = new HashMap<>();

 delegating content to {{{../../api/maven-api-model/index.html}Maven 4 API immutable model}}. All the effective model
 building logic from multiple POMs and building context is done in {{{../maven-model-builder/}Maven Model Builder}}.

 The following are generated from this model: