this.maxIndexerErrorCount = maxIndexerErrorCount;
    }

    /**
     * Adds a document boost matcher rule for enhancing document relevance scores.
     *
     * @param rule the document boost matcher rule to add
     */
    public void addDocBoostMatcher(final DocBoostMatcher rule) {
        docBoostMatcherList.add(rule);
    }

    /**

        return searchEngineClient.delete(fessConfig.getIndexDocumentUpdateIndex(), id);
    }

    /**
     * Deletes all documents that match the specified URL.
     *
     * @param searchEngineClient the search engine client to use for deletion
     * @param url the URL to match for document deletion
     * @return the number of documents that were deleted
     */

          callback.onFailure(failure);
          return;
        }
      }
      V value;
      try {
        value = getDone(future);
      } catch (ExecutionException e) {
        callback.onFailure(e.getCause());
        return;
      } catch (Throwable e) {
        // Any Exception is either a RuntimeException or sneaky checked exception.
        callback.onFailure(e);
        return;
      }

    //                                                                        ============
    /**
     * Verify that the CRUD mode matches the expected mode.
     * Throws validation error if modes don't match.
     *
     * @param crudMode The current CRUD mode
     * @param expectedMode The expected CRUD mode
     * @param dictId The dictionary ID for error context
     */

  if (isEmpty()) return null

  val position = ParsePosition(0)
  var result = STANDARD_DATE_FORMAT.get().parse(this, position)
  if (position.index == length) {
    // STANDARD_DATE_FORMAT must match exactly; all text must be consumed, e.g. no ignored
    // non-standard trailing "+01:00". Those cases are covered below.
    return result
  }
  synchronized(BROWSER_COMPATIBLE_DATE_FORMAT_STRINGS) {

              + " map in that class.");
    }
    Object result;
    try {
      result = supplier.get();
    } catch (Throwable t) {
      if (predicate.apply(t)) {
        // We are careful to set up INSTANCE_OF to match each Predicate to its target Class.
        @SuppressWarnings("unchecked")
        T caught = (T) t;
        return caught;
      }
      throw new AssertionError(

        this.convertUrlMap.putAll(convertUrlMap);
    }

    /**
     * Adds a URL conversion rule.
     *
     * @param regex the regular expression pattern to match
     * @param replacement the replacement string
     */
    public void addConvertUrl(final String regex, final String replacement) {
        convertUrlMap.put(regex, replacement);
    }

              + " map in that class.");
    }
    Object result;
    try {
      result = supplier.get();
    } catch (Throwable t) {
      if (predicate.apply(t)) {
        // We are careful to set up INSTANCE_OF to match each Predicate to its target Class.
        @SuppressWarnings("unchecked")
        T caught = (T) t;
        return caught;
      }
      throw new AssertionError(

              + " map in that class.");
    }
    Object result;
    try {
      result = supplier.get();
    } catch (Throwable t) {
      if (predicate.apply(t)) {
        // We are careful to set up INSTANCE_OF to match each Predicate to its target Class.
        @SuppressWarnings("unchecked")
        T caught = (T) t;
        return caught;
      }
      throw new AssertionError(

              + " map in that class.");
    }
    Object result;
    try {
      result = supplier.get();
    } catch (Throwable t) {
      if (predicate.apply(t)) {
        // We are careful to set up INSTANCE_OF to match each Predicate to its target Class.
        @SuppressWarnings("unchecked")
        T caught = (T) t;
        return caught;
      }
      throw new AssertionError(