this.mutex = mutex;
    }

    @Override
    protected Map<K, V> delegate() {
      return delegate;
    }

    @Override
    public int size() {
      assertTrue(Thread.holdsLock(mutex));
      return super.size();
    }

    @Override
    public boolean isEmpty() {
      assertTrue(Thread.holdsLock(mutex));
      return super.isEmpty();
    }

    @Override

      } else if ((methodName == "selectProtocol" || methodName == "select") &&
        String::class.java == returnType && callArgs.size == 1 && callArgs[0] is List<*>
      ) {
        val peerProtocols = callArgs[0] as List<*>
        // Pick the first known protocol the peer advertises.
        for (i in 0..peerProtocols.size) {
          val protocol = peerProtocols[i] as String
          if (protocol in protocols) {

 * Multiset#entrySet()} method, plus optionally overriding {@link #add(Object, int)} and {@link
 * #remove(Object, int)} to enable modifications to the multiset.
 *
 * <p>The {@link #count} and {@link #size} implementations all iterate across the set returned by
 * {@link Multiset#entrySet()}, as do many methods acting on the set returned by {@link
 * #elementSet()}. Override those methods for better performance.
 *

    private static boolean removeLastDuplication(final StringBuilder buf, final int size, final boolean isSpace,
            final Set<String> termCache) {
        final String target = rightString(buf, size);
        if (!termCache.contains(target)) {
            termCache.add(target);
            return isSpace;
        }
        buf.setLength(buf.length() - size);
        if (!isSpace && !isLastSpaceChar(buf)) {

                        : targetName.toUpperCase().getBytes(getOEMEncoding());
                size += targetBytes.length;
            }
            else {
                flags &= ( 0xffffffff ^ NTLMSSP_REQUEST_TARGET );
            }
        }

        if ( targetInformationBytes != null ) {
            size += targetInformationBytes.length;
            flags |= NTLMSSP_NEGOTIATE_TARGET_INFO;
        }

                globalParams.put(GOOD_URLS, textBuf.toString());
            }
        } else if (BAD_URLS.equalsIgnoreCase(qName)) {
            if (labelType != null) {
                labelType.setExcludedPaths(parseFilterPaths(textBuf.toString(), true, true));
            } else if (GLOBALPARAMS.equalsIgnoreCase(tagQueue.get(tagQueue.size() - 2))) {

          List<? extends E> list,
          int foundIndex) {
        // Of course, we have to use binary search to find the precise
        // breakpoint...
        int lower = foundIndex;
        int upper = list.size() - 1;
        // Everything between lower and upper inclusive compares at >= 0.
        while (lower < upper) {
          int middle = (lower + upper + 1) >>> 1;
          int c = comparator.compare(list.get(middle), key);

        "Modifying the builder should not have changed any already" + " built sets",
        216,
        webSafeColors.size());
    assertEquals("the new array should be one bigger than webSafeColors", 217, addedColor.size());
    Integer[] appendColorArray = addedColor.toArray(new Integer[addedColor.size()]);
    assertEquals(0x00BFFF, (int) appendColorArray[216]);
  }

  public void testBuilderAddHandlesNullsCorrectly() {

    // If this frame overflows the buffer, reject it and close the web socket.
    if (queueSize + data.size > MAX_QUEUE_SIZE) {
      close(CLOSE_CLIENT_GOING_AWAY, null)
      return false
    }

    // Enqueue the message frame.
    queueSize += data.size.toLong()
    messageAndCloseQueue.add(Message(formatOpcode, data))
    runWriter()
    return true
  }

    assertEquals(i18nHash, Files.hash(i18nFile, Hashing.md5()).toString());
  }

  public void testMap() throws IOException {
    // Test data
    int size = 1024;
    byte[] bytes = newPreFilledByteArray(size);

    // Setup
    File file = createTempFile();
    Files.write(bytes, file);

    // Test
    MappedByteBuffer actual = Files.map(file);

    // Verify