protected void sendDDMRecordFile(
      HttpServletRequest request, HttpServletResponse response, String[] pathArray)
      throws Exception {

    if (pathArray.length == 4) {
      String className = GetterUtil.getString(pathArray[1]);
      long classPK = GetterUtil.getLong(pathArray[2]);
      String fieldName = GetterUtil.getString(pathArray[3]);

      Field field = null;

      if (className.equals(DDLRecord.class.getName())) {
        DDLRecord ddlRecord = DDLRecordLocalServiceUtil.getRecord(classPK);

        field = ddlRecord.getField(fieldName);
      } else if (className.equals(DLFileEntryMetadata.class.getName())) {
        DLFileEntryMetadata fileEntryMetadata =
            DLFileEntryMetadataLocalServiceUtil.getDLFileEntryMetadata(classPK);

        Fields fields = StorageEngineUtil.getFields(fileEntryMetadata.getDDMStorageId());

        field = fields.get(fieldName);
      }

      DDMUtil.sendFieldFile(request, response, field);
    }
  }