public Date getDealTo() {
   if (null == dealsTo) {
     dealsTo =
         DateUtils.parseDate(
             this.getProperties(resourcePackage + "crawler.properties")
                 .getProperty("crawl_time_frame_to"));
   }
   return dealsTo;
 }
 public Date getDealFrom() {
   if (null == dealsFrom) {
     dealsFrom =
         DateUtils.parseDate(
             this.getProperties(resourcePackage + "crawler.properties")
                 .getProperty("crawl_time_frame_from"));
   }
   return dealsFrom;
 }