code: public void setMinDateLastModified(String minDateLastModified) {
  
          if ((CmsStringUtil.isNotEmptyOrWhitespaceOnly(minDateLastModified)) && (!minDateLastModified.equals("0"))) {
              m_searchParams.setMinDateLastModified(Long.parseLong(minDateLastModified));
          } else {
              m_searchParams.setMinDateLastModified(Long.MIN_VALUE);
          }
      }
docs: Sets the last modification date the resources have to have as minimum.<p>
  
  @param minDateLastModified the last modification date the resources have to have as minimum to set