public class BuildLayout extends SettingsLocation {
    private final File rootDirectory;
    private final ScriptFileResolver scriptFileResolver;

    // Note: `null` for `settingsFile` means explicitly no settings
    //       A non null value can be a non existent file, which is semantically equivalent to an empty file

 * <p>
 * <b>Note:</b> This interface is not intended for implementation by build script or plugin authors.
 *
 * @since 8.5
 */
@Incubating
@ServiceScope(Scope.Build.class)
public interface BuildLayout {
    /**
     * Returns the settings directory.
     * <p>
     * The settings directory is the directory containing the settings file.
     *
     * @see Settings#getSettingsDir()
     */

Laura Kassovic <******@****.***> 1701107622 -0800

import org.gradle.initialization.layout.BuildLayout;
import org.gradle.internal.hash.Hashing;

import java.io.File;

public class BuildScopeCacheDir {
    public static final String UNDEFINED_BUILD = "undefined-build/";

    private final File cacheDir;

    public BuildScopeCacheDir(
        GradleUserHomeDirProvider userHomeDirProvider,
        BuildLayout buildLayout,
        StartParameter startParameter
    ) {

        private final BuildLayoutParameters buildLayout;

        public Result(BuildLayoutParameters buildLayout) {
            this.buildLayout = buildLayout;
        }

        @Override
        public void applyTo(BuildLayoutParameters buildLayout) {
            buildLayout.setCurrentDir(this.buildLayout.getCurrentDir());
            buildLayout.setProjectDir(this.buildLayout.getProjectDir());

        Action<ExecutionListener> action
    ) {
        this.buildLayout = buildLayout;
        this.loggingConfiguration = loggingConfiguration;
        this.loggingManager = loggingManager;
        this.action = action;
    }

    @Override
    public void execute(ExecutionListener executionListener) {
        NativeServices.initializeOnClient(buildLayout.getGradleUserHomeDir(), NativeServicesMode.fromSystemProperties());

    private final BuildActionRunner delegate;
    private final ExceptionAnalyser exceptionAnalyser;
    private final BuildLayout buildLayout;
    private final List<? extends ProblemReporter> reporters;

    public ProblemReportingBuildActionRunner(BuildActionRunner delegate, ExceptionAnalyser exceptionAnalyser, BuildLayout buildLayout, List<? extends ProblemReporter> reporters) {
        this.delegate = delegate;

        this.logger = logger;
        this.buildLayout = buildLayout;
        this.gradleVersion = gradleVersion;
        this.inputStreamProvider = inputStreamProvider;
        this.welcomeMessageConfiguration = welcomeMessageConfiguration;

    }

    @Provides
    BuildLayout createBuildLocations(BuildLayoutFactory buildLayoutFactory, StartParameter startParameter) {
        return buildLayoutFactory.getLayoutFor(new BuildLayoutConfiguration(startParameter));
    }

    @Provides
    FileResolver createFileResolver(FileLookup fileLookup, BuildLayout buildLayout) {
        return fileLookup.getFileResolver(buildLayout.getRootDirectory());
    }

abstract class MyBuildLayoutPlugin implements Plugin<Settings> {
    private BuildLayout buildLayout

    @Inject //@javax.inject.Inject
    MyBuildLayoutPlugin(BuildLayout buildLayout) {
        this.buildLayout = buildLayout
    }

    @Override void apply(Settings settings) {
        // the meat and potatoes of the plugin
        println buildLayout.rootDirectory
    }
}

apply plugin: MyBuildLayoutPlugin