@Path("/{uuid}/members")
 @GET
 @ApiOperation(
     value = "Find all thread members.",
     response = ThreadDto.class,
     responseContainer = "Set")
 @ApiResponses({@ApiResponse(code = 403, message = "User isn't admin.")})
 @Override
 public Set<ThreadMemberDto> members(@PathParam("uuid") String uuid) throws BusinessException {
   return threadFacade.members(uuid);
 }