// is larger than 2 KB.
func isHTTPHeaderSizeTooLarge(header http.Header) bool {
	var size, usersize int
	for key := range header {
		length := len(key) + len(header.Get(key))
		size += length
		for _, prefix := range userMetadataKeyPrefixes {
			if stringsHasPrefixFold(key, prefix) {
				usersize += length
				break
			}
		}
		if usersize > maxUserDataSize || size > maxHeaderSize {
			return true
		}
	}
	return false

			return nil, config.ErrInvalidNumberOfErasureEndpoints(nil).Msg(msg)
		}

		// Final set size with all the symmetry accounted for.
		setSize = commonSetDriveCount(commonSize, setCounts)
	}

	// Check whether setSize is with the supported range.
	if !isValidSetSize(setSize) {

            // First extra is user if userId is empty
            if ( !userId.isEmpty() && !userId.isBlank() ) {
                this.userSid = new SID(domainId, userId);
            }
            else if ( this.extraSids.length > 0 ) {
                this.userSid = this.extraSids[ 0 ];
            }
            this.groupSid = new SID(domainId, groupId);

        final SearchRequestBuilder builder = client.prepareSearch(index);

        if (skipDuplicateWords) {
            builder.setSize(size * 2);
        } else {
            builder.setSize(size);
        }

        // set query.
        final QueryBuilder q = buildQuery(query, fields);

        // set function score

  private void verifyTableSize(int inputSize, int setSize, int tableSize) {
    Builder<Integer> builder = ImmutableSet.builder();
    for (int i = 0; i < inputSize; i++) {
      builder.add(i % setSize);
    }
    ImmutableSet<Integer> set = builder.build();
    assertTrue(set instanceof RegularImmutableSet);
    assertEquals(
        "Input size " + inputSize + " and set size " + setSize,
        tableSize,

            searchEngineClient.scrollSearch(fessConfig.getIndexDocumentUpdateIndex(), requestBuilder -> {
                requestBuilder.setQuery(queryBuilder).setSize((int) numFound);
                if (fields != null) {
                    requestBuilder.setFetchSource(fields, null);
                }
                return true;
            }, entity -> {

        SuggestItem[] items = getPopularWordsItemSet2();
        suggester.indexer().index(items);
        suggester.refresh();

        PopularWordsResponse response = suggester.popularWords().setSize(2).execute().getResponse();

        assertEquals(5, response.getTotal());

        for (int i = 0; i < 5; i++) {
            assertEquals(2, response.getNum());
            boolean find = false;

            throw new SuggestIndexException(deleteResponse.getErrors().get(0));
        }

        final List<SuggestItem> updateItems = new ArrayList<>();
        SearchResponse response = client.prepareSearch(index).setSize(500).setScroll(settings.getScrollTimeout())
                .setQuery(QueryBuilders.rangeQuery(FieldNames.DOC_FREQ).gte(1)).execute().actionGet(settings.getSearchTimeout());
        String scrollId = response.getScrollId();

            from = cb.getPageStartIndex();
            size = cb.getFetchSize();
        } else {
            from = 0;
            size = 10;
        }
        builder.setFrom(from);
        builder.setSize(size);
        final EsAbstractConditionBean esCb = (EsAbstractConditionBean) cb;
        if (esCb.getPreference() != null) {
            builder.setPreference(esCb.getPreference());
        }

            from = cb.getPageStartIndex();
            size = cb.getFetchSize();
        } else {
            from = 0;
            size = 10;
        }
        builder.setFrom(from);
        builder.setSize(size);
        final EsAbstractConditionBean esCb = (EsAbstractConditionBean) cb;
        if (esCb.getPreference() != null) {
            builder.setPreference(esCb.getPreference());
        }