TLEGroupServiceImpl.java 文件源码

@Override
@Transactional(propagation = Propagation.REQUIRED)
public void userIdChangedEvent(UserIdChangedEvent event)
{
    String fromUserId = event.getFromUserId();

    for( TLEGroup group : dao.getGroupsContainingUser(fromUserId) )
    {
        Set<String> users = group.getUsers();
        users.remove(fromUserId);
        users.add(event.getToUserId());

        dao.update(group);
        eventService
            .publishApplicationEvent(new GroupEditEvent(group.getUuid(), Collections.singleton(fromUserId)));
    }
}