/**
  * @param userId
  * @return @Description:查询所有角色。标记用户已经拥有的角色
  */
 @ResponseBody
 @RequestMapping("/getRoles")
 @Permission(systemSn = "privilege", moduleSn = "user", value = PermissionConatant.R)
 public String getRoles(String userId, Role role, Query query) {
   PagerModel<Role> pm = null;
   List<Role> roles = null;
   List<Role> uroles = null;
   try {
     pm = this.roleService.getPagerModel(role, query);
     if (pm != null && CollectionUtils.isNotEmpty(pm.getDatas())) {
       roles = pm.getDatas();
       uroles = this.userRoleService.getRolesByUserId(userId);
       if (uroles != null && uroles.size() > 0) {
         for (Role ur : uroles) {
           for (Role r : roles) {
             if (ur.getId().equals(r.getId())) {
               r.setChecked(true);
               break;
             }
           }
         }
       }
     }
   } catch (Exception e) {
     e.printStackTrace();
     logger.debug("UserController-getRoles:" + e.getMessage());
   }
   return JsonUtils.toJson(roles);
 }
 @Override
 public PagerModel<User> getPagerModel(User user, Query query) throws Exception {
   PagerModel<User> pm = userDao.getPagerModel(user, query);
   for (User ur : pm.getDatas()) {
     List<Role> list = this.userRoleDao.getRolesByUserId(ur.getId());
     if (list != null && list.size() > 0) {
       StringBuffer s = new StringBuffer();
       for (int i = 0, len = list.size(); i < len; i++) {
         if (i != 0) {
           s.append(",");
         }
         s.append(list.get(i).getName());
       }
       ur.setRoles(s.toString());
     }
   }
   return pm;
 }