/// <summary>
/// 获取群组管理员
/// </summary>
/// <param name="groupId">群组Id</param>
/// <returns>若没有找到，则返回空集合</returns>
public IEnumerable <User> GetGroupManagers(long groupId)
{
//设计要点：
//1、需要缓存，并维护缓存的即时性
IEnumerable <long> manageIds = groupMemberRepository.GetGroupManagers(groupId);
return(DIContainer.Resolve <UserService>().GetFullUsers(manageIds));
}
/// <summary>
/// 获取群组管理员
/// </summary>
/// <param name="groupId">群组Id</param>
/// <returns>若没有找到，则返回空集合</returns>
public IEnumerable <User> GetGroupManagers(long groupId)
{
//设计要点：
//1、需要缓存，并维护缓存的即时性
IEnumerable <long> manageIds = groupMemberRepository.GetGroupManagers(groupId);
UserService userService = new UserService();
return(userService.GetFullUsers(manageIds));
}