protected T instance;

        protected Consumer<T> destroyer;

        protected ComponentHolder(final T instance, final Consumer<T> destroyer) {
            this.instance = instance;
            this.destroyer = destroyer;
        }

        protected T get() {
            return instance;
        }

        protected void destroy() {

        }
    }

    def "destroyer task with a dependency in another project followed by a producer task followed by a destroyer task are run in the correct order"() {
        def foo = subproject(':foo')
        def bar = subproject(':bar')

        def cleanFoo = foo.task('cleanFoo').destroys('build/foo')
        def cleanBar = bar.task('cleanBar').destroys('build/bar').dependsOn(cleanFoo)

    def "producer task that finalizes a destroyer task will run after the destroyer even when ordered first (type: #type)"() {
        def foo = subproject(':foo')
        def bar = subproject(':bar')

        def cleanFoo = foo.task('cleanFoo').destroys('build/foo')
        def cleanBar = bar.task('cleanBar').destroys('build/bar')

        this.ordinalGroups = ordinalGroups;
    }

    void addDestroyerNode(OrdinalGroup ordinal, LocalTaskNode destroyer, Consumer<Node> ordinalNodeConsumer) {
        // Create (or get) a destroyer ordinal node that depends on the output locations of this task node
        ordinal.getDestroyerLocationsNode().addDependenciesFrom(destroyer);

        // Depend on any previous producer ordinal nodes (i.e. any producer ordinal nodes with a lower ordinal)

        def projectB = project(project, "b")
        Task destroyer = task("destroyer", project: projectB, type: AsyncWithDestroysFile, dependsOn: [dependency])
        _ * destroyer.destroysFile >> file("inputDir").file("inputSubdir").file("foo")

        when:
        addToGraph(destroyer)
        addToGraphAndPopulate(producer)

        then:

                if (doesConsumerDependOnDestroyer(consumer, destroyer)) {
                    // If there's an explicit dependency from consuming node to destroyer,
                    // then we accept that as the will of the user
                    continue;
                }
                LOGGER.debug("Node {} destroys output of consumer {}", destroyer, consumer);
                return true;
            }

 * ordinality even if the destroyers are delayed waiting on dependencies (and vice versa).
 */
public class OrdinalNode extends Node implements SelfExecutingNode {
    public enum Type {DESTROYER, PRODUCER}

    private final Type type;
    private final OrdinalGroup ordinal;

    public OrdinalNode(Type type, OrdinalGroup ordinal) {
        this.type = type;
        this.ordinal = ordinal;

        }
    }

    @Timeout(30)
    def "downstream dependencies of a failed task do not block destroyer to run"() {
        buildFile << """
            def mutatedFile = file("build/mutated.txt")
            def destroyer = tasks.register("destroyer") {
                destroyables.register(mutatedFile)
                doLast {
                    assert mutatedFile.delete()

        if (taskClassifier.isDestroyer()) {
            // avoid walking further properties after discovering the task is destroyer
            return taskClassifier;
        }

        ((TaskDestroyablesInternal) task.getDestroyables()).visitRegisteredProperties(taskClassifier);
        if (taskClassifier.isDestroyer()) {

        return producerLocationsNode;
    }

    public OrdinalNode getDestroyerLocationsNode() {
        if (destroyerLocationsNode == null) {
            destroyerLocationsNode = new OrdinalNode(OrdinalNode.Type.DESTROYER, this);
            if (previous != null) {
                destroyerLocationsNode.addDependencySuccessor(previous.getDestroyerLocationsNode());
            }
        }
        return destroyerLocationsNode;
    }