code: private void scanLocations(String xmlLocations, String handlerLocations) {
          this.xmlLocations = StringHelper.isBlank(this.xmlLocations) ? "zealot" : this.xmlLocations;
          XmlScanner.newInstance().scan(xmlLocations);
          TaggerScanner.newInstance().scan(handlerLocations);
      }
docs: 扫描 xml和handler所在的文件位置.
  @param xmlLocations zealot的XML文件所在的位置
  @param handlerLocations zealot的自定义handler处理器所在的位置