DefaultBuildProjectRegistry buildProjectRegistry = projectsByBuild.get(owner.getBuildIdentifier());
        if (buildProjectRegistry == null) {
            buildProjectRegistry = new DefaultBuildProjectRegistry(owner, workerLeaseService);
            projectsByBuild.put(owner.getBuildIdentifier(), buildProjectRegistry);
        }
        return buildProjectRegistry;
    }

    @Override

     * @since 3.3
     */
    String getProjectPath();

    /**
     * Identifier of the build this project is a member of.
     *
     * @return build identifier, never null.
     */
    BuildIdentifier getBuildIdentifier();

    }

    @Override
    public String getProjectPath() {
        return projectIdentifier.getProjectPath();
    }

    @Override
    public File getRootDir() {
        return projectIdentifier.getBuildIdentifier().getRootDir();
    }

    public DefaultGradlePublication setProjectIdentifier(DefaultProjectIdentifier projectIdentifier) {
        this.projectIdentifier = projectIdentifier;
        return this;
    }

    }

    public DefaultProjectIdentifier(File rootDir, String projectPath) {
        this(new DefaultBuildIdentifier(rootDir), projectPath);
    }

    @Override
    public DefaultBuildIdentifier getBuildIdentifier() {
        return build;
    }

    @Override
    public String getProjectPath() {
        return projectPath;
    }

    @Override
    public File getRootDir() {

    }

    @Override
    public BuildServiceDetails<T, P> getServiceDetails() {
        return serviceDetails;
    }

    @Override
    public BuildIdentifier getBuildIdentifier() {
        return serviceDetails.getBuildIdentifier();
    }

    @Override
    public String getName() {
        return serviceDetails.getName();
    }

    public Class<T> getImplementationType() {

    }

    @Override
    public String getProjectPath() {
        return projectIdentifier.getProjectPath();
    }

    @Override
    public File getRootDir() {
        return projectIdentifier.getBuildIdentifier().getRootDir();
    }

    public DefaultProjectPublications setProjectIdentifier(DefaultProjectIdentifier projectIdentifier) {
        this.projectIdentifier = projectIdentifier;
        return this;
    }

    /**
     * Returns the identifier for the Gradle build that this environment is used by.
     *
     * @since 2.13
     */
    @Override
    BuildIdentifier getBuildIdentifier();

    /**
     * Returns information about the Gradle environment, for example the Gradle version.
     *
     * @since 1.0-milestone-8
     */
    GradleEnvironment getGradle();

    /**

    public GradleProject execute(BuildController controller) {
        GradleBuild buildModel = controller.getModel(GradleBuild.class);
        for (GradleBuild build : buildModel.getEditableBuilds()) {
            if (build.getBuildIdentifier().getRootDir().getName().equals("buildSrc")) {
                return controller.getModel(build, GradleProject.class);
            }
        }
        return null;
    }

    public GradleProject execute(BuildController controller) {
        GradleBuild buildModel = controller.getModel(GradleBuild.class);
        for (GradleBuild build : buildModel.getEditableBuilds()) {
            if (build.getBuildIdentifier().getRootDir().getName().equals("buildSrc")) {
                return controller.getModel(build.getRootProject(), GradleProject.class);
            }
        }
        return null;
    }

    }

    @Override
    public String getProjectPath() {
        return projectIdentifier.getProjectPath();
    }

    @Override
    public File getRootDir() {
        return projectIdentifier.getBuildIdentifier().getRootDir();
    }

    public PartialBasicGradleProject setProjectIdentifier(DefaultProjectIdentifier projectIdentifier) {
        this.projectIdentifier = projectIdentifier;
        return this;
    }