code: public void writeBodyFeed(List<?> entities) throws ODataRenderException {
          checkNotNull(entities);
          try {
              for (Object entity : entities) {
                  writeEntry(entity, true);
              }
          } catch (XMLStreamException | IllegalAccessException | NoSuchFieldException | ODataEdmException e) {
              LOG.error("Not possible to marshall feed stream XML");
              throw new ODataRenderException("Not possible to marshall feed stream XML: ", e);
          }
      }
docs: Write feed body.
  
  @param entities The list of entities to fill in the XML stream. It can not {@code null}.
  @throws ODataRenderException In case it is not possible to write to the XML stream.