//查找某个小组的成员
public List <User> getGroupMembers(string groupId)
{
UserCourseDBContext ucdb = new UserCourseDBContext();
List <UserCourse> list = ucdb.userCourses.ToList();
List <UserCourse> tempList = ucdb.userCourses.ToList();
List <User> resultList = new List <User>();
foreach (UserCourse u in list)
{
if (u.groupId == groupId)
{
tempList.Add(u);
}
}
foreach (UserCourse uc in tempList)
{
User u = findUser(uc.userId);
if (u != null)
{
resultList.Add(u);
}
}
ucdb = null;
return(resultList);
}
public List <UserCourse> getUserCourses()
{
UserCourseDBContext userCoursedb = new UserCourseDBContext();
List <UserCourse> userCourses = userCoursedb.userCourses.ToList();
userCoursedb = null;
return(userCourses);
}