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

import static java.util.Objects.requireNonNull;

/**
 * A request to resolve a version range to a list of matching versions.
 * This request is used by {@link VersionRangeResolver} to expand version ranges
 * (e.g., "[3.8,4.0)") into concrete versions available in the configured repositories.
 *
 * @since 4.0.0
 */
@Experimental

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

import static org.apache.maven.api.ExtensibleEnums.language;

/**
 * Language.
 * <p>
 * This extensible enum has two defined values, {@link #NONE} and {@link #JAVA_FAMILY},
 * but can be extended by registering a {@code org.apache.maven.api.spi.LanguageProvider}.
 * <p>

/**
 * Verifies that subclasses from generated model classes are possible.
 */
class ExtendedPluginDescriptorTest {

    /**
     * A subclass of the generated class {@link PluginDescriptor} that adds an additional field.
     */
    static class ExtendedPluginDescriptor extends PluginDescriptor {

        private final String additionalField;

import org.codehaus.plexus.testing.PlexusTest;
import org.junit.jupiter.api.Test;

import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertNotNull;

/**
 * Tests {@link LegacyRepositorySystem}.
 *
 */
@PlexusTest
@Deprecated
class LegacyRepositorySystemTest {
    @Inject
    private LegacyRepositorySystem repositorySystem;

    @Test

 */
package org.apache.maven.lifecycle.internal;

import java.util.Comparator;
import java.util.List;

/**
 * Compares phases within the context of a specific lifecycle with secondary sorting based on the {@link PhaseId}.
 */
public class PhaseComparator implements Comparator<String> {
    /**
     * The lifecycle phase ordering.
     */
    private final List<String> lifecyclePhases;

    /**
     * Constructor.

import java.util.Optional;
import java.util.stream.Collectors;

import org.apache.maven.project.MavenProject;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

/**
 * Default implementation of {@link BuildResumptionAnalyzer}.
 */
@Named
@Singleton
public class DefaultBuildResumptionAnalyzer implements BuildResumptionAnalyzer {

* <a href="https://hub.docker.com/_/postgres" class="external-link" target="_blank">PostgreSQL</a>
* <a href="https://hub.docker.com/_/mysql" class="external-link" target="_blank">MySQL</a>
* <a href="https://hub.docker.com/_/mongo" class="external-link" target="_blank">MongoDB</a>
* <a href="https://hub.docker.com/_/redis" class="external-link" target="_blank">Redis</a>, etc.

/**
 * Provides a unique identifier for dependencies when multiple implementations
 * of the same type are available.
 * <p>
 * This annotation can be used in conjunction with {@link Inject} to specify
 * which implementation should be injected when multiple candidates exist.
 * The value represents a unique identifier for the dependency.
 * <p>
 * Example usage:
 * <pre>
 * {@literal @}Inject

import org.apache.maven.api.annotations.Consumer;
import org.apache.maven.api.annotations.Experimental;
import org.apache.maven.api.di.Named;

/**
 * Service provider interface for registering custom {@link Language} implementations.
 * <p>
 * This interface allows plugins and extensions to define and register additional programming languages

import java.io.IOException;
import java.io.InputStream;

/**
 * Provides access to the contents of a source independently of the backing store (e.g. file system, database, memory).
 *
 * @deprecated since 4.0.0, use {@link org.apache.maven.api.services} instead
 */
@Deprecated(since = "4.0.0")
public interface Source {

    /**
     * Gets a byte stream to the source contents. Closing the returned stream is the responsibility of the caller.