suffix[suffix.length - 1] = (byte) 128;

        final DerivationParameters param = new KDFCounterParameters(sessionKey, null /* prefix */, suffix /* suffix */, r /* r */);
        gen.init(param);

        final byte[] derived = new byte[16];
        gen.generateBytes(derived, 0, 16);
        return derived;
    }

    /**
     * @param string
     * @return null terminated ASCII bytes

            }
        }
        return buf;
    }

    private static int carry_add(byte[] data, byte[] out, int c, int i) {
        int ilen = data.length, olen = out.length;
        int msbit = ((ilen << 3) - 1 + ((ilen << 3) + 13) * (i / ilen) + (ilen - i % ilen << 3)) % (ilen << 3);
        int mshigh = msbit >>> 3, mslow = msbit & 7;
        int b = c + (out[i % olen] & 0xff)

        void nullArray() {
            assertEquals(0, response.writeParameterWordsWireFormat(null, 0));
        }

        @ParameterizedTest
        @ValueSource(ints = { 0, 5, 9 })
        @DisplayName("Returns 0 with valid array and various indices")
        void nonNullArray(int index) {
            byte[] arr = new byte[10];
            assertEquals(0, response.writeParameterWordsWireFormat(arr, index));
        }
    }

    @Nested

    }

    /**
     * Initializes the dictionary manager after construction.
     * Sets up the relationship between this manager and all registered creators.
     */
    @PostConstruct
    public void init() {
        if (logger.isDebugEnabled()) {
            logger.debug("Initialize {}", this.getClass().getSimpleName());
        }
        creatorList.forEach(creator -> {
            creator.setDictionaryManager(this);

     * This method creates the initial filter chain from the registered filters.
     * Called automatically by the DI container after bean construction.
     */
    @PostConstruct
    public void init() {
        createFilterChain();
    }

    /**
     * Executes query processing through the filter chain.
     *
     * @param context the query context containing search parameters and state

        verify(handle, times(1)).ensureDFSResolved();
    }

    @ParameterizedTest
    @ValueSource(ints = { 0, 1, -1, Integer.MIN_VALUE, Integer.MAX_VALUE })
    @DisplayName("hasCapability(cap): returns configured value and captures argument across edge caps")
    void hasCapability_variousCaps_returnsTrue_andCapturesArgument(int cap) throws Exception {
        // Arrange: stub to return true regardless of input

            int bytesRead = response.readBytesWireFormat(buffer, 0);

            assertEquals(16, bytesRead);
            assertEquals(-1, response.getCount()); // -1 as signed int represents max unsigned value
            assertEquals(-2, response.getRemaining());
        }

        private byte[] createValidWriteResponse(int count, int remaining) {
            byte[] buffer = new byte[64];

  private int getPredecessor(int entry) {
    return (int) (links[entry] >>> 32);
  }

  private int getSuccessor(int entry) {
    return (int) links[entry];
  }

  private void setSuccessor(int entry, int succ) {
    long succMask = (~0L) >>> 32;
    links[entry] = (links[entry] & ~succMask) | (succ & succMask);
  }

  private void setPredecessor(int entry, int pred) {
    long predMask = (~0L) << 32;

            Collections.emptyMap();

    /**
     * Initializes the helper.
     * It loads KeyMatch settings from the database.
     */
    @PostConstruct
    public void init() {
        if (logger.isDebugEnabled()) {
            logger.debug("Initialize {}", this.getClass().getSimpleName());
        }
        load();
    }

    /**
     * Returns a list of available KeyMatch instances.

      @Override
      Striped<Lock> get(int stripes) {
        return new Striped.LargeLazyStriped<>(stripes, LOCK_SUPPLIER);
      }
    };

    abstract Striped<Lock> get(int stripes);
  }

  private Striped<Lock> striped;
  private int[] stripes;
  private List<Integer> bulkGetSet;

  @BeforeExperiment
  void setUp() {
    this.striped = impl.get(numStripes);
    stripes = new int[numStripes];