public GroupId findGroup(DbSession dbSession, Request request) {
    return GroupId.from(findGroupDto(dbSession, request));
  }
public GroupId findGroup ( DbSession dbSession , Request request ) { return GroupId . from ( findGroupDto ( dbSession , request ) ) ; }
Find a group by its id (parameter {@link #PARAM_GROUP_ID}) or couple organization key/group name
(parameters {@link #PARAM_ORGANIZATION_KEY} and {@link #PARAM_GROUP_NAME}). The virtual
group "Anyone" is not supported.

@throws NotFoundException if parameters are missing/incorrect, if the requested group does not exist
or if the virtual group "Anyone" is requested.