}
  }

  // 128 - [chars 0x0000 to 0x007f]
  private static final long ONE_BYTE_ROUNDTRIPPABLE_CHARACTERS = 0x007f - 0x0000 + 1;

  // 128
  private static final long EXPECTED_ONE_BYTE_ROUNDTRIPPABLE_COUNT =
      ONE_BYTE_ROUNDTRIPPABLE_CHARACTERS;

  // 1920 [chars 0x0080 to 0x07FF]
  private static final long TWO_BYTE_ROUNDTRIPPABLE_CHARACTERS = 0x07FF - 0x0080 + 1;

  // 18,304

    static final byte TRANS2_GET_DFS_REFERRAL       = (byte)0x10;
    static final byte TRANS2_SET_FILE_INFORMATION   = (byte)0x08;

    static final int NET_SHARE_ENUM   = 0x0000;
    static final int NET_SERVER_ENUM2 = 0x0068;
    static final int NET_SERVER_ENUM3 = 0x00D7;

    static final byte TRANS_PEEK_NAMED_PIPE     = (byte)0x23;
    static final byte TRANS_WAIT_NAMED_PIPE     = (byte)0x53;

        dst[ dstIndex + OPCODE_OFFSET ] = (byte) ( ( this.isResponse ? 0x80 : 0x00 ) + ( ( this.opCode << 3 ) & 0x78 )
                + ( this.isAuthAnswer ? 0x04 : 0x00 ) + ( this.isTruncated ? 0x02 : 0x00 ) + ( this.isRecurDesired ? 0x01 : 0x00 ) );
        dst[ dstIndex + OPCODE_OFFSET
                + 1 ] = (byte) ( ( this.isRecurAvailable ? 0x80 : 0x00 ) + ( this.isBroadcast ? 0x10 : 0x00 ) + ( this.resultCode & 0x0F ) );

    /**
     * 
     */
    public static final int FILE_OPEN_BY_FILE_ID = 0x2000;
    /**
     * 
     */
    public static final int FILE_OPEN_FOR_BACKUP_INTENT = 0x4000;
    /**
     * 
     */
    public static final int FILE_NO_COMPRESSION = 0x8000;
    /**
     * 
     */
    public static final int FILE_OPEN_REQUIRING_OPLOCK = 0x10000;
    /**
     * 
     */

                ch = src[ si++ ] & 0xFF;
                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");

    int i = 0;

    // This loop optimizes for pure ASCII.
    while (i < utf16Length && sequence.charAt(i) < 0x80) {
      i++;
    }

    // This loop optimizes for chars less than 0x800.
    for (; i < utf16Length; i++) {
      char c = sequence.charAt(i);
      if (c < 0x800) {
        utf8Length += ((0x7f - c) >>> 31); // branch free!
      } else {
        utf8Length += encodedLengthGeneral(sequence, i);

                ch = src[si++] & 0xFF;
                if ((ch & 0xC0) != 0x80 ) {
                    throw new IOException( "Invalid UTF-8 sequence" );
                } else {
                    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" );

    int i = 0;

    // This loop optimizes for pure ASCII.
    while (i < utf16Length && sequence.charAt(i) < 0x80) {
      i++;
    }

    // This loop optimizes for chars less than 0x800.
    for (; i < utf16Length; i++) {
      char c = sequence.charAt(i);
      if (c < 0x800) {
        utf8Length += ((0x7f - c) >>> 31); // branch free!
      } else {
        utf8Length += encodedLengthGeneral(sequence, i);

  private final ImmutableSet<?>[] sets = new ImmutableSet<?>[0x1000];

  private final Object[] queries = new Object[0x1000];

  @BeforeExperiment
  void setUp() {
    if (emptySetProportion + singletonSetProportion > 1.01) {
      throw new SkipThisScenarioException();
    }

    Random rng = new Random();
    for (int i = 0; i < 0x1000; i++) {
      double setSize = rng.nextDouble();

        .putChar((char) 0x0100)
        .putChar((char) 0x0000)
        .putChar((char) 0x0000);
    assertEquals(hashCode, hasher.hash().asLong());

    hasher = HASH_FN.newHasher();
    hasher.putBytes(new byte[] {0x01, 0x01, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00});
    assertEquals(hashCode, hasher.hash().asLong());

    hasher = HASH_FN.newHasher();
    hasher.putLong(0x0000000001000101L);