private void Init()
{
if (_initialized)
{
return;
}
lock (Locker)
{
if (_initialized)
{
return;
}
_acDomain.MessageDispatcher.DispatchMessage(new MemorySetInitingEvent(this));
_groupDic.Clear();
var groups = _acDomain.RetrieveRequiredService <IOriginalHostStateReader>().GetAllGroups();
foreach (var group in groups)
{
if (!_groupDic.ContainsKey(@group.Id))
{
_groupDic.Add(@group.Id, GroupState.Create(@group));
}
}
_initialized = true;
_acDomain.MessageDispatcher.DispatchMessage(new MemorySetInitializedEvent(this));
}
}
private void Handle(IAcSession acSession, IGroupCreateIo input, bool isCommand)
{
var acDomain = _set._acDomain;
var groupDic = _set._groupDic;
var groupRepository = acDomain.RetrieveRequiredService <IRepository <Group, Guid> >();
if (!input.Id.HasValue)
{
throw new ValidationException("标识是必须的");
}
var entity = Group.Create(input);
lock (Locker)
{
GroupState group;
if (acDomain.GroupSet.TryGetGroup(entity.Id, out group))
{
throw new GeneralException("意外的重复标识");
}
if (acDomain.GroupSet.Any(a => a.Name.Equals(input.Name, StringComparison.OrdinalIgnoreCase)))
{
throw new ValidationException("重复的工作组名");
}
if (!groupDic.ContainsKey(entity.Id))
{
groupDic.Add(entity.Id, GroupState.Create(entity));
}
if (isCommand)
{
try
{
groupRepository.Add(entity);
groupRepository.Context.Commit();
}
catch
{
if (groupDic.ContainsKey(entity.Id))
{
groupDic.Remove(entity.Id);
}
groupRepository.Context.Rollback();
throw;
}
}
}
if (isCommand)
{
acDomain.MessageDispatcher.DispatchMessage(new GroupAddedEvent(acSession, entity, input, isPrivate: true));
}
}
private void Handle(IAcSession acSession, IGroupUpdateIo input, bool isCommand)
{
var acDomain = _set._acDomain;
var groupRepository = acDomain.RetrieveRequiredService <IRepository <Group, Guid> >();
GroupState bkState;
if (!acDomain.GroupSet.TryGetGroup(input.Id, out bkState))
{
throw new NotExistException();
}
Group entity;
var stateChanged = false;
lock (Locker)
{
GroupState oldState;
if (!acDomain.GroupSet.TryGetGroup(input.Id, out oldState))
{
throw new NotExistException();
}
if (acDomain.GroupSet.Any(a => a.Name.Equals(input.Name, StringComparison.OrdinalIgnoreCase) && a.Id != input.Id))
{
throw new ValidationException("重复的工作组名");
}
entity = groupRepository.GetByKey(input.Id);
if (entity == null)
{
throw new NotExistException();
}
entity.Update(input);
var newState = GroupState.Create(entity);
stateChanged = newState != bkState;
if (stateChanged)
{
Update(newState);
}
if (isCommand)
{
try
{
groupRepository.Update(entity);
groupRepository.Context.Commit();
}
catch
{
if (stateChanged)
{
Update(bkState);
}
groupRepository.Context.Rollback();
throw;
}
}
}
if (isCommand && stateChanged)
{
acDomain.MessageDispatcher.DispatchMessage(new GroupUpdatedEvent(acSession, entity, input, isPrivate: true));
}
}