/**
     * Name of the file to use as a sentinel value for deciding if a directory or a JAR is modular.
     */
    private static final String MODULE_INFO = "module-info.class";

    /**
     * The attribute for automatic module name in {@code META-INF/MANIFEST.MF} files.
     */
    private static final Attributes.Name AUTO_MODULE_NAME = new Attributes.Name("Automatic-Module-Name");

    /**

        if (property == null) {
            return false;
        }

        String name = property.getName();
        boolean reverseName = false;

        if (name != null && name.startsWith("!")) {
            reverseName = true;
            name = name.substring(1);
        }

        if (name == null || name.isEmpty()) {
            problems.add(
                    BuilderProblem.Severity.ERROR,

        private final String goalPrefix;

        private final String name;

        PluginInfo(String groupId, String artifactId, String goalPrefix, String name) {
            this.groupId = groupId;
            this.artifactId = artifactId;
            this.goalPrefix = goalPrefix;
            this.name = name;
        }
    }

    private final PluginInfo pluginInfo;

import java.util.Locale;
import java.util.stream.Stream;

/**
 * OS support
 */
public class Os {

    /**
     * The OS Name.
     */
    public static final String OS_NAME = System.getProperty("os.name").toLowerCase(Locale.ENGLISH);

    /**
     * The OA architecture.
     */
    public static final String OS_ARCH = System.getProperty("os.arch").toLowerCase(Locale.ENGLISH);

     * If {@code element} is not {@code null}, child configuration element with the specified name will
     * be unmarshalled.
     *
     * @param configuration The configuration to unmarshal, may be {@code null}.
     * @param element Configuration element name to unmarshal or {@code null} to unmarshal entire configuration.
     * @return This request for chaining, never {@code null}.
     */

import org.eclipse.aether.installation.InstallRequest;

/**
 * Maven GA level metadata generator factory.
 */
@Named(VersionsMetadataGeneratorFactory.NAME)
@Singleton
public class VersionsMetadataGeneratorFactory implements MetadataGeneratorFactory {
    public static final String NAME = "versions";

    @Override
    public MetadataGenerator newInstance(RepositorySystemSession session, InstallRequest request) {

        assertEquals("project-name", pom.getValue("name"));
        assertEquals("project-description", pom.getValue("description"));
        assertEquals("https://project.url/", pom.getValue("url"));
        assertEquals("2009", pom.getValue("inceptionYear"));

        assertEquals("project-org", pom.getValue("organization/name"));

/**
 * Relocation source from user properties.
 *
 * @since 4.0.0
 */
@Singleton
@Named(UserPropertiesArtifactRelocationSource.NAME)
@Priority(50)
@SuppressWarnings("checkstyle:MagicNumber")
public final class UserPropertiesArtifactRelocationSource implements MavenArtifactRelocationSource {
    public static final String NAME = "userProperties";

    /**
     * Creates a new exception to indicate that the specified lifecycle phase is not defined by any known lifecycle.
     *
     * @param message The detail message, may be {@code null}.
     * @param lifecyclePhase The name of the lifecycle phase that could not be located, may be {@code null}.
     */
    public LifecyclePhaseNotFoundException(String message, String lifecyclePhase) {
        super(message);

     *
     * @return the toolchain type
     */
    String getType();

    /**
     * Gets the platform tool executable.
     *
     * @param toolName the tool platform independent tool name
     * @return file representing the tool executable, or null if the tool cannot be found
     */
    String findTool(String toolName);

    /**
     * Let the toolchain decide if it matches requirements defined