* @see IsolatedAction for the requirements to isolated actions
     * @since 8.8
     */
    @Incubating
    void beforeProject(IsolatedAction<? super Project> action);

    /**
     * Adds an {@link IsolatedAction isolated action} to be called immediately after a project is evaluated.
     *
     * @param action The action to execute.
     * @see IsolatedAction for the requirements to isolated actions
     * @since 8.8
     */

        reply.class == payloadClass
    }

    def "handles nested objects which are not visible from root object ClassLoader"() {
        def parent = isolated(WrapperPayload, PayloadInterface)
        def wrapperClass = parent.loadClass(WrapperPayload.name)
        def payloadClass = isolated(parent, CustomPayload).loadClass(CustomPayload.name)
        assertNotVisible(wrapperClass, payloadClass)

    @Requires(value = IntegTestPreconditions.NotConfigCached, reason = "Isolated projects implies config cache")
    def "can use plugin #version with isolated projects"() {
        given:
        def versionNumber = VersionNumber.parse(version)

        when:
        usePluginVersion version

        then:
        scanRunner("-Dorg.gradle.unsafe.isolated-projects=true")

        then:
        configurationCache.assertStateLoaded()
    }

    @Issue("https://github.com/gradle/gradle/issues/26049")
    // Isolated Projects option is explicitly controlled by the test
    @Requires(IntegTestPreconditions.NotIsolatedProjects)
    def "isolated projects flag is part of the cache key"() {
        def isolatedProjects = new IsolatedProjectsFixture(this)

        when:
        configurationCacheRun "help"

        expect:
        rootProject.isolated.path == ":"
        rootProject.isolated.buildTreePath == ':'

        child1.isolated.path == ":child1"
        child1.isolated.buildTreePath == ":child1"

        child2.isolated.path == ":child1:child2"
        child2.isolated.buildTreePath == ":child1:child2"

        nestedRootProject.isolated.path == ":"

            // Counter is serialized and isolated prior to execution, so transforms will not see the increment in each tasks' doLast { } (which is good)
            file("build/libs1/test-1.3.jar.txt").readLines() == ["1", "2", "3", "4", "5"]
            file("build/libs1/test2-2.3.jar.txt").readLines() == ["1", "2", "3", "4", "5"]
        } else {

    private ZipEntryCompression entryCompression = ZipEntryCompression.DEFLATED;
    private boolean allowZip64;
    private String metadataCharset;

    public Zip() {
        getArchiveExtension().set(ZIP_EXTENSION);
        allowZip64 = false;
    }

    @Internal
    protected ZipCompressor getCompressor() {
        switch (entryCompression) {
            case DEFLATED:

        """

        when: "fetching without Isolated Projects"
        def originalIdeaModel = fetchModel(IdeaProject)

        then:
        fixture.assertNoConfigurationCache()
        originalIdeaModel.modules.size() == 3
        originalIdeaModel.modules.every { it.children.isEmpty() } // IdeaModules are always flattened

        when: "fetching with Isolated Projects"
        executer.withArguments(ENABLE_CLI)

/**
 * Isolatable objects can return an isolated instance of the given type T from which this object was created.
 * An <b>isolated</b> instance has the same internal state as the original object on which this isolatable was based,
 * but it is guaranteed not to retain any references to mutable state from the original instance.
 * <p>

            it.put("dir/deflated.txt", "bytes".bytes, ClasspathEntryVisitor.Entry.CompressionMethod.DEFLATED)
        }

        then:
        def zip = new ZipTestFixture(file)
        zip.hasCompression("store.txt", ZipEntry.STORED)
        zip.hasCompression("undefined.txt", ZipEntry.DEFLATED)
        zip.hasCompression("dir/deflated.txt", ZipEntry.DEFLATED)
    }

    def "can construct a directory"() {