code: public void save(String comment) throws DataException, ApplicationUnavailableException {
          assetID = instance.commit(this, comment);
          stubAssetID = null;
      }
docs: Save any changes to this entity to the VersionOne System with a comment.
  
  @param comment Comment.
  @throws DataException Thrown when a rule or security violation has
  occurred.
  @throws ApplicationUnavailableException Thrown when network connection
  to V1 Server is lost.