public void action() {
        FileTree kotlinDslExtensionsJar = getArchives().zipTree(getKotlinDslExtensionsJar());
        getFs().sync(spec -> {
            spec.from(kotlinDslExtensionsJar, zip -> zip.include("**/*.kt"));
            spec.into(getGeneratedSources());
        });
        getFs().sync(spec -> {
            spec.from(kotlinDslExtensionsJar, zip -> zip.include("**/*.class"));
            spec.into(getGeneratedClasses());

    public abstract DirectoryProperty getDestinationDirectory();

    @Inject
    protected abstract FileSystemOperations getFs();

    @TaskAction
    public void generate() {
        // TODO: This could probably use InputChanges API
        File destinationDirectory = getDestinationDirectory().get().getAsFile();
        getFs().delete(spec -> spec.delete(destinationDirectory));
        destinationDirectory.mkdirs();

import static com.google.common.hash.LittleEndianByteArray.load64Safely;
import static java.lang.Long.rotateRight;

import com.google.common.annotations.VisibleForTesting;

/**
 * Implementation of Geoff Pike's fingerprint2011 hash function. See {@link Hashing#fingerprint2011}
 * for information on the behaviour of the algorithm.
 *
 * <p>On Intel Core2 2.66, on 1000 bytes, fingerprint2011 takes 0.9 microseconds compared to

    @Input
    public abstract MapProperty<String, String> getReplacementTokens();

    @Inject
    protected abstract FileSystemOperations getFs();

    @TaskAction
    public void transform() {
        File destinationFile = getDestinationFile().get().getAsFile();

        getFs().copy(copySpec -> {
            copySpec.from(getHtmlFile());
            copySpec.into(destinationFile.getParentFile());

    @Inject
    abstract WorkerLeaseService getWorkerLeaseService();

    @Inject
    abstract ObjectFactory getObjects()

    @Inject
    abstract FileSystemOperations getFs()

    @Inject
    abstract ArchiveOperations getArchives()

    @Inject
    abstract ExecOperations getExecOps()

    @TaskAction
    def transform() {
        logging.captureStandardOutput(LogLevel.INFO)

import java.util.Arrays;
import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;

/**
 * Unit test for FarmHashFingerprint64.
 *
 * @author Kyle Maddison
 * @author Geoff Pike
 */
@NullUnmarked
public class FarmHashFingerprint64Test extends TestCase {

  private static final HashFunction HASH_FN = farmHashFingerprint64();

  // If this test fails, all bets are off

 *
 * <ul>
 *   <li>comparisons (signed values can be negative)
 *   <li>division (avoided here)
 *   <li>shifting (right shift must be unsigned)
 * </ul>
 *
 * @author Kyle Maddison
 * @author Geoff Pike
 */
final class FarmHashFingerprint64 extends AbstractNonStreamingHashFunction {
  static final HashFunction FARMHASH_FINGERPRINT_64 = new FarmHashFingerprint64();

  // Some primes between 2^63 and 2^64 for various uses.