return null;
    }

    @Override
    public Path getRootDirectory() {
        throw new IllegalStateException();
    }

    @Override
    public List<Project> getProjects() {
        return List.of();
    }

    @Override
    public Map<String, Object> getPluginContext(Project project) {
        throw new UnsupportedInStandaloneModeException();
    }

    Path getRootDirectory();

    /**
     * Retrieves a list of projects associated with the session.
     *
     * @return a list of projects, never {@code null}
     */
    @Nonnull
    List<Project> getProjects();

    /**
     * Returns the plugin context for mojo being executed and the specified
     * {@link Project}, never returns {@code null} as if context not present, creates it.
     *