protected long requestInterval = 500;

    public void sendDocuments(final SearchEngineClient searchEngineClient, final DocList docList) {
        if (docList.isEmpty()) {
            return;
        }
        final FessConfig fessConfig = ComponentUtil.getFessConfig();
        final SystemHelper systemHelper = ComponentUtil.getSystemHelper();
        final long execTime = systemHelper.getCurrentTimeAsLong();

        return this;
    }

    public void setCreatedTime_Equal(Long createdTime) {
        setCreatedTime_Term(createdTime, null);
    }

    public void setCreatedTime_Equal(Long createdTime, ConditionOptionCall<TermQueryBuilder> opLambda) {
        setCreatedTime_Term(createdTime, opLambda);
    }

    public void setCreatedTime_Term(Long createdTime) {
        setCreatedTime_Term(createdTime, null);
    }

        return this;
    }

    public void setCreatedTime_Equal(Long createdTime) {
        setCreatedTime_Term(createdTime, null);
    }

    public void setCreatedTime_Equal(Long createdTime, ConditionOptionCall<TermQueryBuilder> opLambda) {
        setCreatedTime_Term(createdTime, opLambda);
    }

    public void setCreatedTime_Term(Long createdTime) {
        setCreatedTime_Term(createdTime, null);
    }

        return this;
    }

    public void setCreatedTime_Equal(Long createdTime) {
        setCreatedTime_Term(createdTime, null);
    }

    public void setCreatedTime_Equal(Long createdTime, ConditionOptionCall<TermQueryBuilder> opLambda) {
        setCreatedTime_Term(createdTime, opLambda);
    }

    public void setCreatedTime_Term(Long createdTime) {
        setCreatedTime_Term(createdTime, null);
    }

    protected int currentPageNumber;

    protected long allRecordCount;

    protected String allRecordCountRelation;

    protected int allPageCount;

    protected boolean existNextPage;

    protected boolean existPrevPage;

    protected long currentStartRecordNumber;

    protected long currentEndRecordNumber;

    protected List<String> pageNumberList;

        }
    }

    protected static long getLimitDocNum(final long total, final long limitPercentage, final long limitNumber) {
        final long percentNum = (long) (total * (limitPercentage / 100f));
        if (limitNumber < 0) {
            return percentNum;
        }
        return percentNum < limitNumber ? percentNum : limitNumber;
    }

    protected long getTotal() {

  }

  data class ConnectionClosed(
    override val timestampNs: Long,
    override val connection: Connection,
  ) : ConnectionEvent()

  data class ConnectionAcquired(
    override val timestampNs: Long,
    override val connection: Connection,
    val call: Call,
  ) : ConnectionEvent()

  data class ConnectionReleased(
    override val timestampNs: Long,
    override val connection: Connection,
    val call: Call,

/**
 * @author shinsuke
 *
 */
public class ContentLengthHelper {

    protected long defaultMaxLength = 10L * 1024L * 1024L;// 10M

    protected Map<String, Long> maxLengthMap = new HashMap<>();

    public void addMaxLength(final String mimeType, final long maxLength) {
        if (StringUtil.isBlank(mimeType)) {
            throw new CrawlerSystemException("MIME type is a blank.");
        }

      }
      return bufferedSource;
    }

    private Source source(Source source) {
      return new ForwardingSource(source) {
        long totalBytesRead = 0L;

        @Override public long read(Buffer sink, long byteCount) throws IOException {
          long bytesRead = super.read(sink, byteCount);
          // read() returns the number of bytes read, or -1 if this source is exhausted.

    @Resource
    protected SystemHelper systemHelper;

    @Resource
    protected IndexingHelper indexingHelper;

    protected boolean finishCrawling = false;

    protected long executeTime;

    protected long documentSize;

    protected int maxIndexerErrorCount = 0;

    protected int maxErrorCount = 2;

    protected List<String> finishedSessionIdList = new ArrayList<>();