private final ThreadLocal<CurrentApplication> currentApplication = new ThreadLocal<CurrentApplication>();

    @Override
    @Nullable
    public Application current() {
        return this.currentApplication.get();
    }

    @Override
    public void apply(UserCodeSource source, Action<? super UserCodeApplicationId> action) {
        CurrentApplication current = currentApplication.get();

        given:
        settingsFile """
            gradle.lifecycle.beforeProject {
                println("before:" + $currentApplication)
            }

            gradle.lifecycle.afterProject {
                println("after:" + $currentApplication)
            }
        """

        when:
        succeeds 'help'

        then: