fun directoryChildrenNamesHash(file: File): HashCode {
    return file.list()?.let { entries ->
        val hasher = Hashing.newHasher()
        // This routine is used to snapshot results of File.list(), File.listFiles() and similar calls.
        // Technically, the relative order or entries is visible to the caller, so it might be considered when computing the hash.

// tag::closure[]
tasks.register("list") {
    val projectDirectory = layout.projectDirectory
    doLast {
        var srcDir: File? = null

        val collection = projectDirectory.files({
            srcDir?.listFiles()
        })

        srcDir = projectDirectory.file("src").asFile
        println("Contents of ${srcDir.name}")
        collection.map { it.relativeTo(projectDirectory.asFile) }.sorted().forEach { println(it) }

        then:
        configurationCache.assertStateLoaded()
        findReport()
    }

    private TestFile findReport() {
        def reportFile = file('build/reports/profile').listFiles().find { it.name ==~ /profile-.+.html/ }
        assert reportFile && reportFile.exists()
        reportFile
    }

tasks.register('list') {
    Directory projectDirectory = layout.projectDirectory
    doLast {
        File srcDir

        // Create a file collection using a closure
        collection = projectDirectory.files { srcDir.listFiles() }

        srcDir = projectDirectory.file('src').asFile
        println "Contents of $srcDir.name"
        collection.collect { projectDirectory.asFile.relativePath(it) }.sort().each { println it }

        }

        @Override
        public Set<File> getFiles() {
            return Collections.emptySet();
        }

        @Override
        @Deprecated
        public Set<File> getFiles(Spec<? super Dependency> dependencySpec) {
            DeprecationLogger.deprecateMethod(LenientConfiguration.class, "getFiles(Spec)")

     *
     * @return The artifact files of the specified dependencies.
     * @throws ResolveException when the resolve was not successful.
     * @since 3.3
     */
    Set<File> getFiles() throws ResolveException;

    /**
     * Returns the files for the specified subset of configuration dependencies.
     *
     * @param dependencySpec The filter for the configuration dependencies.

private class KotlinStandaloneAnnotationsResolver(
    private val project: Project,
    ktFiles: Collection<KtFile>,
    scope: GlobalSearchScope
) : KotlinAnnotationsResolver {
    private val declarationProvider: KotlinDeclarationProvider by lazy {
        project.createDeclarationProvider(scope, contextualModule = null)
    }

    private val filesInScope = ktFiles.filter { scope.contains(it.virtualFile) }

    abstract val apiChangesDirectory: DirectoryProperty

    protected
    fun loadChanges(): Map<File, List<AcceptedApiChange>> {
        return apiChangesDirectory.get().asFile.listFiles()
            ?.filter {
                it.name.endsWith(".json")
            }?.associate {
                it to it.readAcceptedChanges()
            }?.filterValues {
                it.acceptedApiChanges != null

      "$prefix/samples/guide/src/main/java/okhttp3/recipes",
      "$prefix/samples/guide/src/main/java/okhttp3/recipes/kt",
    ).map { File(it) }

  return directories.flatMap {
    it.listFiles().orEmpty().filter { f -> f.isFile }.toList()
  }
}

internal class MainTestProvider : SimpleProvider() {
  override fun arguments(): List<Any> {
    val mainFiles = mainFiles()
    return mainFiles.map {

import org.gradle.util.internal.GUtil
import org.junit.Rule
import spock.lang.Ignore
import spock.lang.Issue

import static org.gradle.util.internal.GFileUtils.deleteDirectory
import static org.gradle.util.internal.GFileUtils.listFiles

class ConfigurationCacheMavenPublishIntegrationTest extends AbstractConfigurationCacheIntegrationTest {

    @Rule
    public final HttpServer server = new HttpServer()

    def setup() {
        buildFile """