"/>                                         <la:text styleId="doc.content_length"                                                  property="doc.content_length"                                                  styleClass="form-control" title="Integer"                                                  data-validation="custom" data-validation-regexp="^(\d+)?$"                                                  data-validation-help="number (Integer)"/>                                     </div>                                 </div>                                 <div class="form-group row">                                     <label for="doc.f