assertEquals(0x40, Smb2CreateRequest.FILE_NON_DIRECTORY_FILE);
        assertEquals(0x100, Smb2CreateRequest.FILE_COMPLETE_IF_OPLOCKED);
        assertEquals(0x200, Smb2CreateRequest.FILE_NO_EA_KNOWLEDGE);
        assertEquals(0x400, Smb2CreateRequest.FILE_OPEN_REMOTE_INSTANCE);
        assertEquals(0x800, Smb2CreateRequest.FILE_RANDOM_ACCESS);
        assertEquals(0x1000, Smb2CreateRequest.FILE_DELETE_ON_CLOSE);

  }

  public void testEncodedLength_validStrings2() {
    HashMap<Integer, Integer> utf8Lengths = new HashMap<>();
    utf8Lengths.put(0x00, 1);
    utf8Lengths.put(0x7f, 1);
    utf8Lengths.put(0x80, 2);
    utf8Lengths.put(0x7ff, 2);
    utf8Lengths.put(0x800, 3);
    utf8Lengths.put(MIN_SUPPLEMENTARY_CODE_POINT - 1, 3);
    utf8Lengths.put(MIN_SUPPLEMENTARY_CODE_POINT, 4);
    utf8Lengths.put(MAX_CODE_POINT, 4);

	// but these seem to be the values agreed on by tools.
	s_IFMT   = 0xf000
	s_IFSOCK = 0xc000
	s_IFLNK  = 0xa000
	s_IFREG  = 0x8000
	s_IFBLK  = 0x6000
	s_IFDIR  = 0x4000
	s_IFCHR  = 0x2000
	s_IFIFO  = 0x1000
	s_ISUID  = 0x800
	s_ISGID  = 0x400
	s_ISVTX  = 0x200

	msdosDir      = 0x10
	msdosReadOnly = 0x01
)

// Mode returns the permission and mode bits for the [FileHeader].

      cp >>>= 2;
      dest[2] = upperHexDigits[cp & 0xF];
      cp >>>= 4;
      dest[1] = upperHexDigits[0xC | cp];
      return dest;
    } else if (cp <= 0xffff) {
      // Three byte UTF-8 characters [cp >= 0x800 && cp <= 0xffff]
      // Start with "%E-%--%--" and fill in the blanks
      char[] dest = new char[9];
      dest[0] = '%';
      dest[1] = 'E';
      dest[3] = '%';
      dest[6] = '%';

        for (char c : chars) {
            if (c < 0x80) {
                bytes[byteIndex++] = (byte) c;
            } else if (c < 0x800) {
                bytes[byteIndex++] = (byte) (0xC0 | (c >> 6));
                bytes[byteIndex++] = (byte) (0x80 | (c & 0x3F));
            } else {
                bytes[byteIndex++] = (byte) (0xE0 | (c >> 12));
                bytes[byteIndex++] = (byte) (0x80 | ((c >> 6) & 0x3F));

 * @author Bin Zhu
 * @author Colin Decker
 * @since 1.0
 */
@J2ktIncompatible
@GwtIncompatible
public final class CharStreams {

  // 2K chars (4K bytes)
  private static final int DEFAULT_BUF_SIZE = 0x800;

  /** Creates a new {@code CharBuffer} for buffering reads or writes. */
  static CharBuffer createBuffer() {
    return CharBuffer.allocate(DEFAULT_BUF_SIZE);
  }

  private CharStreams() {}

  /**

     */
    public static final int FILE_COMPLETE_IF_OPLOCKED = 0x100;
    /**
     * The client does not understand extended attributes
     */
    public static final int FILE_NO_EA_KNOWLEDGE = 0x200;
    /**
     * Open a remote instance of the file
     */
    public static final int FILE_OPEN_REMOTE_INSTANCE = 0x400;
    /**
     * Access to the file is random
     */

	utf8Valid1, utf8Require1 := detectUTF8(fh.Name)
	utf8Valid2, utf8Require2 := detectUTF8(fh.Comment)
	switch {
	case fh.NonUTF8:
		fh.Flags &^= 0x800
	case (utf8Require1 || utf8Require2) && (utf8Valid1 && utf8Valid2):
		fh.Flags |= 0x800
	}

	fh.CreatorVersion = fh.CreatorVersion&0xff00 | zipVersion20 // preserve compatibility byte
	fh.ReaderVersion = zipVersion20

                si++;
                if ((ch & 0xC0) != 0x80) {
                    throw new IOException("Invalid UTF-8 sequence");
                }
                uni[ui] |= (ch & 0x3F) << 6;
                ch = src[si++] & 0xFF;
                uni[ui] |= ch & 0x3F;
                if ((ch & 0xC0) != 0x80 || uni[ui] < 0x800) {
                    throw new IOException("Invalid UTF-8 sequence");

                si++;
                if ((ch & 0xC0) != 0x80) {
                    throw new IOException("Invalid UTF-8 sequence");
                }
                uni[ui] |= (ch & 0x3F) << 6;
                ch = src[si++] & 0xFF;
                uni[ui] |= ch & 0x3F;
                if ((ch & 0xC0) != 0x80 || uni[ui] < 0x800) {
                    throw new IOException("Invalid UTF-8 sequence");