return concatNoDefensiveCopy(Arrays.copyOf(inputs, inputs.length));
  }

  /**
   * Combines multiple iterators into a single iterator. The returned iterator iterates across the
   * elements of each iterator in {@code inputs}. The input iterators are not polled until
   * necessary.
   *

	return nil
}

func getValidPath(path string) (string, error) {
	if path == "" {
		return path, errInvalidArgument
	}

	var err error
	// Disallow relative paths, figure out absolute paths.
	path, err = filepath.Abs(path)
	if err != nil {
		return path, err
	}

	fi, err := Lstat(path)
	if err != nil && !osIsNotExist(err) {
		return path, err
	}
	if osIsNotExist(err) {

            // * if single date picker mode, and time picker isn't enabled, apply the selection immediately
            // * if one of the inputs above the calendars was focused, cancel that manual input
            //

            if (this.endDate || date.isBefore(this.startDate, 'day')) { //picking start
                if (this.timePicker) {

                final String path = target.getExists();
                final String xformed = transformPath(path, target, "exists");
                return xformed != path ? (builder != null ? builder : creator.get()).exists(xformed) : builder;
            }

            private String transformPath(String path, ActivationFile target, String locationKey) {
                if (isNotEmpty(path)) {
                    try {

					DeleteMarker: false,
				},
				{
					Name:         "unique/folder/1.txt",
					DeleteMarker: false,
				},
			},
		},
	}

	testCases := []struct {
		// Inputs to ListObjects.
		bucketName string
		prefix     string
		marker     string
		delimiter  string
		maxKeys    int
		versioned  bool
		// Expected output of ListObjects.
		resultL ListObjectsInfo

		}
	}
}

func newLocalXLStorage(path string) (*xlStorage, error) {
	return newLocalXLStorageWithDiskIdx(path, 0)
}

// Initialize a new storage disk.
func newLocalXLStorageWithDiskIdx(path string, diskIdx int) (*xlStorage, error) {
	u := url.URL{Path: path}
	return newXLStorage(Endpoint{
		URL:     &u,
		IsLocal: true,
		PoolIdx: 0,
		SetIdx:  0,

    synchronized(cache) { cache.initialize() }
  }

  fun setUp(
    baseFilesystem: FileSystem,
    windows: Boolean,
  ) {
    this.cacheDir =
      if (baseFilesystem is FakeFileSystem) "/cache".toPath() else cacheDirFile.path.toPath()
    this.filesystem = FaultyFileSystem(baseFilesystem)
    this.windows = windows

    if (filesystem.exists(cacheDir)) {
      filesystem.deleteRecursively(cacheDir)
    }

            str = str.substring(1, length - 1);
        }

        return str;
    }

    private static Path getCanonicalPath(Path path) {
        try {
            return path.toRealPath();
        } catch (IOException e) {
            return getCanonicalPath(path.getParent()).resolve(path.getFileName());
        }
    }

    static class ExitException extends Exception {
        int exitCode;

import okhttp3.internal.discard
import okhttp3.testing.Flaky
import okhttp3.testing.PlatformRule
import okhttp3.tls.HandshakeCertificates
import okio.Buffer
import okio.BufferedSink
import okio.GzipSink
import okio.Path.Companion.toPath
import okio.buffer
import okio.fakefilesystem.FakeFileSystem
import org.junit.jupiter.api.AfterEach
import org.junit.jupiter.api.Assertions.assertArrayEquals
import org.junit.jupiter.api.Assumptions.assumeTrue

  private static final class PowerSet<E> extends AbstractSet<Set<E>> {
    final ImmutableMap<E, Integer> inputSet;

    PowerSet(Set<E> input) {
      checkArgument(
          input.size() <= 30, "Too many elements to create power set: %s > 30", input.size());
      this.inputSet = Maps.indexMap(input);
    }

    @Override
    public int size() {
      return 1 << inputSet.size();
    }

    @Override