* @throws IllegalStateException if the root directory could not be found
     * @see #getTopDirectory()
     * @see Project#getRootDirectory()
     * @see Project#isRootProject()
     */
    @Nonnull
    Path getRootDirectory();

    /**
     * Returns a proto session builder of this instance.
     */
    @Nonnull
    default Builder toBuilder() {
        try {
            return new Builder(

/**
 * An XML reader request.
 *
 * @since 4.0.0
 */
@Experimental
@Immutable
public interface XmlReaderRequest {

    @Nullable
    Path getPath();

    @Nullable
    Path getRootDirectory();

    @Nullable
    URL getURL();

    @Nullable
    InputStream getInputStream();

    @Nullable
    Reader getReader();

    @Nullable
    Transformer getTransformer();

     *
     * @return the root directory of the project
     * @throws IllegalStateException if the root directory could not be found
     * @see Session#getRootDirectory()
     */
    @Nonnull
    Path getRootDirectory();

    /**
     * Returns project parent project, if any.
     * <p>
     * Note that the model may have a parent defined, but an empty parent

            context.topDirectory = context.cwd;
            parserRequest.logger().error("Error determining top directory", e);
        }
        try {
            context.rootDirectory = getRootDirectory(context);
        } catch (Exception e) {
            context.parsingFailed = true;
            context.rootDirectory = context.cwd;
            parserRequest.logger().error("Error determining root directory", e);

                    break;
            }
        }
        return packaged;
    }

    private Path relativizeOutputFile(final Path outputFile) {
        Path rootDirectory = session.getRequest().getRootDirectory();
        return rootDirectory.relativize(outputFile);
    }

    /**
     * Tries to resolve the specified artifact from the artifacts of the given project.
     *

     */
    public static final String LOCAL_REPO_PROPERTY = "maven.repo.local";

    /**
     * @deprecated Use {@link org.apache.maven.api.Session#getRootDirectory()} instead
     */
    public static final String MULTIMODULE_PROJECT_DIRECTORY = "maven.multiModuleProjectDirectory";

    /**
     * @deprecated Use {@link System#getProperty(String)} with "user.home" instead