* Even if empty string, treated as empty plainly. So "IF pmb != null" is false if empty.
     * @param crawlerEndTime The parameter value of crawlerEndTime. (NotNull)
     */
    public void setCrawlerEndTime(String crawlerEndTime) {
        registerVariable("crawlerEndTime", crawlerEndTime);
    }

    /**
     * Set the value of crawlerExecTime, used in parameter comment. <br>

                    } else {
                        postcard.addTo(fessConfig.getMailFromAddress());
                        postcard.dryrun();
                    }
                    postcard.setCrawlerEndTime(getValueFromMap(dataMap, "crawlerEndTime", StringUtil.EMPTY));
                    postcard.setCrawlerExecTime(getValueFromMap(dataMap, "crawlerExecTime", "0"));