public static int checkElementIndex(int index, int size, String desc) {
    // Carefully optimized for execution by hotspot (explanatory comment above)
    if (index < 0 || index >= size) {
      throw new IndexOutOfBoundsException(badElementIndex(index, size, desc));
    }
    return index;
  }

  private static String badElementIndex(int index, int size, String desc) {
    if (index < 0) {

    }

    /**
     * Gets the name of the data index for the crawler.
     *
     * @return the data index name
     */
    @Override
    public String getDataIndex() {
        return ComponentUtil.getFessConfig().getIndexDocumentCrawlerIndex() + ".data";
    }

    /**
     * Gets the name of the filter index for the crawler.
     *
     * @return the filter index name
     */
    @Override

          return i - start;
        }
      }
      return -1;
    }

    @Override
    public Boolean set(int index, Boolean element) {
      checkElementIndex(index, size());
      boolean oldValue = array[start + index];
      // checkNotNull for GWT (do not optimize)
      array[start + index] = checkNotNull(element);
      return oldValue;
    }

    @Override

          return i - start;
        }
      }
      return -1;
    }

    @Override
    public Boolean set(int index, Boolean element) {
      checkElementIndex(index, size());
      boolean oldValue = array[start + index];
      // checkNotNull for GWT (do not optimize)
      array[start + index] = checkNotNull(element);
      return oldValue;
    }

    @Override

    }

    /**
     * Writes a 16-bit integer value to a byte array in little-endian format
     * @param val the value to write
     * @param dst the destination byte array
     * @param dstIndex the starting index in the destination array
     */
    public static void writeInt2(final long val, final byte[] dst, int dstIndex) {
        dst[dstIndex] = (byte) val;
        dstIndex++;
        dst[dstIndex] = (byte) (val >> 8);
    }

    }

    /**
     * Gets the OpenSearch index name.
     *
     * @return The index name.
     */
    public String getIndex() {
        return index;
    }

    /**
     * Sets the OpenSearch index name.
     *
     * @param index The index name.
     */
    public void setIndex(final String index) {
        this.index = index;
    }

    /**

    Map<K, V> delegate = delegateOrNull();
    if (delegate != null) {
      return delegate.get(key);
    }
    int index = indexOf(key);
    if (index == -1) {
      return null;
    }
    accessEntry(index);
    return value(index);
  }

  @CanIgnoreReturnValue
  @SuppressWarnings("unchecked") // known to be a V
  @Override
  public @Nullable V remove(@Nullable Object key) {

            }
        }

        @Override
        public void addRule(int index, Rule rule) {
            if (rule != null) {
                if (index < 0 || index > rules.size()) {
                    throw new IndexOutOfBoundsException("Index: " + index + ", Size: " + rules.size());
                }
                rules.add(index, rule);
            }
        }

        @Override

    /** The key of the configuration. e.g. fess_config */
    String INDEX_CONFIG_INDEX = "index.config.index";

    /** The key of the configuration. e.g. fess_user */
    String INDEX_USER_INDEX = "index.user.index";

    /** The key of the configuration. e.g. fess_log */
    String INDEX_LOG_INDEX = "index.log.index";

        final int index = indexOf(array, obj);
        if (index < 0) {
            return array;
        }
        @SuppressWarnings("unchecked")
        final T[] newArray = (T[]) Array.newInstance(array.getClass().getComponentType(), array.length - 1);
        if (index > 0) {
            System.arraycopy(array, 0, newArray, 0, index);
        }
        if (index < array.length - 1) {