holder.set(oldValue);
          return updaterFunction.applyAsLong(oldValue);
        });
    return holder.get();
  }

  /**
   * Updates the value currently associated with {@code key} by combining it with {@code x} via the
   * specified accumulator function, returning the new value. The previous value associated with
   * {@code key} (or zero, if there is none) is passed as the first argument to {@code

    @Nested
    @DisplayName("Bitwise Operations Tests")
    class BitwiseOperationsTests {

        @Test
        @DisplayName("Should support bitwise operations for access mask combining")
        void shouldSupportBitwiseOperations() {
            // Test combining read and write permissions
            int readWrite = ACE.FILE_READ_DATA | ACE.FILE_WRITE_DATA;
            assertEquals(0x00000003, readWrite, "Combined read/write should be 0x00000003");

            .cacheResponse(cacheResponse.stripBody())
            .networkResponse(networkResponse.stripBody())
            .build()

        networkResponse.body.close()

        // Update the cache after combining headers but before stripping the
        // Content-Encoding header (as performed by initContentStream()).
        cache!!.trackConditionalCacheHit()
        cache.update(cacheResponse, response)

     */
    public void addFilter(final Filter filter) {
        filterList.add(filter);
        createFilterChain();
    }

    /**
     * Creates the filter chain by combining all registered filters.
     * The chain starts with the default filter chain and appends each registered filter.
     */
    protected void createFilterChain() {
        FilterChain chain = createDefaultFilterChain();

        }
    }

    @Nested
    @DisplayName("Bit Manipulation Tests")
    class BitManipulationTests {

        @Test
        @DisplayName("Test combining multiple filter flags")
        void testCombiningFilterFlags() {
            int combinedFlags = FileNotifyInformation.FILE_NOTIFY_CHANGE_FILE_NAME | FileNotifyInformation.FILE_NOTIFY_CHANGE_SIZE

   * consider the following:
   *
   * <ul>
   *   <li>it may split surrogate pairs
   *   <li>it may split characters and combining characters
   *   <li>it does not consider word boundaries
   *   <li>if truncating for display to users, there are other considerations that must be taken
   *       into account

        // To keep this helper simple, return base and let the caller append/pad and inject ctx.
        return base;
    }

    /**
     * Build a full SMB2 packet combining header and provided body, optionally injecting context bytes.
     */
    private static byte[] buildPacket(byte[] header, byte[] body, Integer ctxOffsetFromHeader, byte[] ctxBytes) {
        int totalLen;

  val decoded = Punycode.decode(bufferA.readUtf8()) ?: return null

  // 4.1 Validate.

  // Must be NFC.
  if (decoded != normalizeNfc(decoded)) return null

  // TODO: Must not begin with a combining mark.
  // TODO: Each character must be 'valid' or 'deviation'. Not mapped.
  // TODO: CheckJoiners from IDNA 2008
  // TODO: CheckBidi from IDNA 2008, RFC 5893, Section 2.

  return Punycode.encode(decoded)

        assertEquals(null, bothNullResponse.getFileName());
    }

    @Test
    @DisplayName("Test multiple close flags combinations")
    void testMultipleCloseFlagsCombinations() {
        // Test combining multiple flags
        int combinedFlags = 0x0003; // Multiple flags set
        request.setCloseFlags(combinedFlags);

        byte[] buffer = new byte[256];