func (opts Config) Clone() (int, time.Duration, string) {
	configMutex.RLock()
	defer configMutex.RUnlock()
	return opts.IOCount, opts.Sleep, opts.Bitrot
}

// GetWorkers returns the number of workers, -1 is none configured
func (opts Config) GetWorkers() int {
	configMutex.RLock()
	defer configMutex.RUnlock()
	return opts.DriveWorkers
}

// Update updates opts with nopts
func (opts *Config) Update(nopts Config) {

        return convertEmptyToNull(docId);
    }

    public void setDocId(String value) {
        registerModifiedProperty("docId");
        this.docId = value;
    }

    public Integer getOrder() {
        checkSpecifiedProperty("order");
        return order;
    }

    public void setOrder(Integer value) {
        registerModifiedProperty("order");
        this.order = value;
    }

            hasSignatureFile.set(hasSig);
            if (!hasSig) {
                requiresChecksums.set(true);
            }
            return f;
        };
    }

    @Override
    int getOrder() {
        return -1;
    }

    public Set<String> getTrustedKeys() {
        return trustedKeys;
    }

    public PgpEntry addVerifiedKey(String key) {
        trustedKeys.add(key);

        setupEpg(_epgMap, et -> ((ClickLog) et).getDocId(), (et, vl) -> ((ClickLog) et).setDocId(DfTypeUtil.toString(vl)), "docId");
        setupEpg(_epgMap, et -> ((ClickLog) et).getOrder(), (et, vl) -> ((ClickLog) et).setOrder(DfTypeUtil.toInteger(vl)), "order");
        setupEpg(_epgMap, et -> ((ClickLog) et).getQueryId(), (et, vl) -> ((ClickLog) et).setQueryId(DfTypeUtil.toString(vl)), "queryId");

		numHealers = numCores / 4
	} else {
		numHealers = info.NRRequests / 4
	}
	if numHealers < 4 {
		numHealers = 4
	}
	// allow overriding this value as well..
	if v := globalHealConfig.GetWorkers(); v > 0 {
		numHealers = uint64(v)
	}

	healingLogEvent(ctx, fmt.Sprintf("Healing drive '%s' - use %d parallel workers.", tracker.disk.String(), numHealers))

	jt, _ := workers.New(int(numHealers))

                appendJson("doc-id", entity.getDocId(), buf).append(',');
                appendJson("url", entity.getUrl(), buf).append(',');
                appendJson("order", entity.getOrder(), buf).append(',');
                appendJson("query-requested-at", entity.getQueryRequestedAt(), buf).append(',');
                appendJson("requested-at", entity.getRequestedAt(), buf);
                buf.append('}');

                params.put("User Session ID", e.getUserSessionId());
                params.put("URL", e.getUrl());
                params.put("URL ID", e.getUrlId());
                params.put("Order", toNumberString(e.getOrder()));
                params.put("Query Requested Time", FessFunctions.formatDate(e.getQueryRequestedAt()));
                params.put("Requested Time", FessFunctions.formatDate(e.getRequestedAt()));