public int SaveOriginalValue(Guid _uid, AbstractXReportItem _reportItem, IStorage _storage, int?_lastId,
DateTime _now, AbstractXServer _abstractXServer)
{
var items = ((XReportList)_reportItem).Items;
foreach (var reportListItem in items)
{
switch (reportListItem.State)
{
case EReportListItemState.ADDED:
m_list.Add(reportListItem.Uid);
break;
case EReportListItemState.REMOVED:
m_list.Remove(reportListItem.Uid);
_abstractXServer.Delete(_storage, reportListItem.Uid, _reportItem.FieldId.GetHashCode(), _now);
break;
case EReportListItemState.ORIGINAL:
if (_abstractXServer.IsShrinking)
{
}
else
{
throw new ArgumentOutOfRangeException();
}
break;
default:
throw new ArgumentOutOfRangeException();
}
}
return(-1);
}
public int SaveOriginalValue(Guid _uid, AbstractXReportItem _reportItem, IStorage _storage,
int?_lastId, DateTime _now, AbstractXServer _abstractXServer)
{
var item = (XReportItem <T>)_reportItem;
Value = item.Value;
return(_storage.InsertValue(_uid, _reportItem.FieldId.GetHashCode(), item.Value, _lastId, _now));
}
protected AbstractXServer()
{
if (Instance != null)
throw new Exception("Instance of Server Allready Exist");
Instance = this;
XTransportService.InitTransportHost();
}
public ServerXObjectContainer(Guid _uid, AbstractXServer.ObjectDescriptor _descriptor)
{
m_kind = _descriptor.Kind;
Uid = _uid;
ValidFrom = _descriptor.ValidFrom;
ValidTill = _descriptor.ValidTill;
Stored = _descriptor.ValidTill.HasValue ? (uint)0 : (uint)1;
}
internal bool Save(SessionId _sessionId, IStorage _storage, DateTime _now, AbstractXServer _abstractXServer)
{
List <XReport> reports;
if (m_changes.TryGetValue(_sessionId, out reports) && m_currentVersion[_sessionId] >= 0)
{
var reverseItems = new List <AbstractXReportItem>();
var changes = reports[m_currentVersion[_sessionId]];
foreach (var item in changes.Items)
{
IServerXValue xValue;
if (!m_xValues.TryGetValue(item.FieldId, out xValue))
{
xValue = item.CreateXValue();
m_xValues.Add(item.FieldId, xValue);
reverseItems.Add(item.CreateDefaultReportItem());
}
else
{
reverseItems.Add(xValue.CreateReverseReportItem(item));
}
int oldId;
if (m_xValueOldIds.TryGetValue(item.FieldId, out oldId))
{
m_xValueOldIds[item.FieldId] = xValue.SaveOriginalValue(Uid, item, _storage, oldId, _now, _abstractXServer);
}
else
{
m_xValueOldIds[item.FieldId] = xValue.SaveOriginalValue(Uid, item, _storage, null, _now, _abstractXServer);
}
}
reports.Clear();
m_currentVersion[_sessionId] = -1;
ValidFrom = _now;
foreach (var pair in m_changes)
{
if (pair.Key == _sessionId)
{
continue;
}
var reverseReport = new XReport(changes.Uid, reverseItems, changes.Kind, EState.UNDO_ABLE | EState.REVERT_ABLE | (pair.Value.Any()?EState.REDO_ABLE : EState.SINGLE))
{
ActualFrom = changes.ActualFrom
};
foreach (var xReport in pair.Value)
{
xReport.UpdateAccordingNewValues(m_xValues, reverseReport);
}
pair.Value.Insert(0, reverseReport);
m_currentVersion[pair.Key]++;
}
return(true);
}
return(false);
}
protected AbstractXServer()
{
if (Instance != null)
{
throw new Exception("Instance of Server Allready Exist");
}
Instance = this;
XTransportService.InitTransportHost();
}
internal void GetAvailableRedoDate(Guid _uid, SessionId _sessionId, AbstractXServer _server, ref uint _generation,
ref List <Guid> _candidates)
{
ServerXObjectContainer xObjectContainer;
if (m_objects.TryGetValue(_uid, out xObjectContainer))
{
xObjectContainer.GetAvailableRedoDate(_sessionId, this, ref _generation, ref _candidates);
}
}
internal void GetAvailableRedoDate(SessionId _sessionId, AbstractXServer _server,
ref uint _generation, ref List <Guid> _candidates)
{
XReport changes = null;
int version;
if (m_currentVersion.TryGetValue(_sessionId, out version))
{
if (version < m_changes[_sessionId].Count)
{
if (version < m_changes[_sessionId].Count - 1)
{
changes = m_changes[_sessionId][version + 1];
var result = changes.ActualFrom;
if (result < _generation)
{
_candidates.Clear();
_generation = result;
}
if (result == _generation)
{
_candidates.Add(Uid);
}
}
else if (version >= 0)
{
changes = m_changes[_sessionId][version];
}
}
}
var uids = new List <Guid>();
if (changes != null)
{
uids.AddRange(
changes.Items.OfType <XReportList>().SelectMany(_list => _list.Items).Where(
_item => _item.State == EReportListItemState.ADDED).Select(_item => _item.Uid));
}
foreach (var pair in m_xValues)
{
var list = pair.Value as ServerXList;
if (list == null)
{
continue;
}
uids.AddRange(list.GetGuids());
}
foreach (var uid in uids)
{
_server.GetAvailableRedoDate(uid, _sessionId, _server, ref _generation, ref _candidates);
}
}
internal virtual bool SaveChildren(AbstractXServer _server, SessionId _sessionId, IStorage _storage, DateTime _now)
{
var saved = false;
foreach (var pair in m_xValues)
{
var list = pair.Value as ServerXList;
if (list != null)
{
foreach (var childUid in list.GetGuids())
{
saved = _server.SaveChild(childUid, Uid, _sessionId, _storage, pair.Key, _now) | saved;
}
}
}
return(saved);
}
internal override bool SaveChildren(AbstractXServer _server, SessionId _sessionId, IStorage _storage, DateTime _now)
{
var toSave = new List<Guid>();
foreach (var pair in XValues)
{
var list = pair.Value as ServerXList;
if (list != null)
{
toSave.AddRange(list.GetGuids());
}
}
var saved = false;
foreach (var uid in toSave.Distinct())
{
saved |= _server.SaveInternal(uid, _storage, _now, _sessionId);
}
return saved;
}
internal override bool SaveChildren(AbstractXServer _server, SessionId _sessionId, IStorage _storage, DateTime _now)
{
var toSave = new List <Guid>();
foreach (var pair in XValues)
{
var list = pair.Value as ServerXList;
if (list != null)
{
toSave.AddRange(list.GetGuids());
}
}
var saved = false;
foreach (var uid in toSave.Distinct())
{
saved |= _server.SaveInternal(uid, _storage, _now, _sessionId);
}
return(saved);
}
internal virtual bool SaveChildren(AbstractXServer _server, SessionId _sessionId, IStorage _storage, DateTime _now)
{
var saved = false;
foreach (var pair in m_xValues)
{
var list = pair.Value as ServerXList;
if (list != null)
{
foreach (var childUid in list.GetGuids())
{
saved = _server.SaveChild(childUid, Uid, _sessionId, _storage, pair.Key, _now) | saved;
}
}
}
return saved;
}
internal void GetAvailableUndoDate(SessionId _sessionId, AbstractXServer _server,
ref uint _dateTime, ref List <Guid> _candidates)
{
XReport changes = null;
var result = Stored;
int version;
if (m_currentVersion.TryGetValue(_sessionId, out version))
{
if (version >= 0)
{
changes = m_changes[_sessionId][version];
result = changes.ActualFrom;
}
if (result > _dateTime)
{
_candidates.Clear();
_dateTime = result;
}
if (result == _dateTime)
{
_candidates.Add(Uid);
}
}
var uids = new List <Guid>();
if (changes != null)
{
uids.AddRange(
changes.Items.OfType <XReportList>().SelectMany(_list => _list.Items).Where(
_item => _item.State == EReportListItemState.ADDED).Select(_item => _item.Uid));
}
foreach (var pair in m_xValues)
{
var list = pair.Value as ServerXList;
if (list == null)
{
continue;
}
uids.AddRange(list.GetGuids());
if (changes != null)
{
var pairCopy = pair;
var update = (XReportList)changes.Items.FirstOrDefault(_item => _item.FieldId == pairCopy.Key);
if (update != null)
{
foreach (var item in update.Items)
{
switch (item.State)
{
case EReportListItemState.REMOVED:
uids.Remove(item.Uid);
break;
}
}
}
}
}
foreach (var uid in uids)
{
_server.GetAvailableUndoDate(uid, _sessionId, _server, ref _dateTime, ref _candidates);
}
}
public int SaveOriginalValue(Guid _uid, AbstractXReportItem _reportItem, IStorage _storage, int? _lastId,
DateTime _now, AbstractXServer _abstractXServer)
{
var items = ((XReportList) _reportItem).Items;
foreach (var reportListItem in items)
{
switch (reportListItem.State)
{
case EReportListItemState.ADDED:
m_list.Add(reportListItem.Uid);
break;
case EReportListItemState.REMOVED:
m_list.Remove(reportListItem.Uid);
_abstractXServer.Delete(_storage, reportListItem.Uid, _reportItem.FieldId.GetHashCode(), _now);
break;
case EReportListItemState.ORIGINAL:
if(_abstractXServer.IsShrinking)
{
}
else
{
throw new ArgumentOutOfRangeException();
}
break;
default:
throw new ArgumentOutOfRangeException();
}
}
return -1;
}
internal void GetAvailableUndoDate(Guid _uid, SessionId _sessionId, AbstractXServer _server, ref uint _dateTime,
ref List<Guid> _candidates)
{
ServerXObjectContainer xObjectContainer;
if (m_objects.TryGetValue(_uid, out xObjectContainer))
{
xObjectContainer.GetAvailableUndoDate(_sessionId, this, ref _dateTime, ref _candidates);
}
}
internal void GetAvailableRedoDate(SessionId _sessionId, AbstractXServer _server,
ref uint _generation, ref List<Guid> _candidates)
{
XReport changes = null;
int version;
if (m_currentVersion.TryGetValue(_sessionId, out version))
{
if (version < m_changes[_sessionId].Count)
{
if (version < m_changes[_sessionId].Count - 1)
{
changes = m_changes[_sessionId][version + 1];
var result = changes.ActualFrom;
if (result < _generation)
{
_candidates.Clear();
_generation = result;
}
if (result == _generation)
{
_candidates.Add(Uid);
}
}
else if (version >= 0)
{
changes = m_changes[_sessionId][version];
}
}
}
var uids = new List<Guid>();
if (changes != null)
{
uids.AddRange(
changes.Items.OfType<XReportList>().SelectMany(_list => _list.Items).Where(
_item => _item.State == EReportListItemState.ADDED).Select(_item => _item.Uid));
}
foreach (var pair in m_xValues)
{
var list = pair.Value as ServerXList;
if (list == null) continue;
uids.AddRange(list.GetGuids());
}
foreach (var uid in uids)
{
_server.GetAvailableRedoDate(uid, _sessionId, _server, ref _generation, ref _candidates);
}
}
internal void GetAvailableUndoDate(SessionId _sessionId, AbstractXServer _server,
ref uint _dateTime, ref List<Guid> _candidates)
{
XReport changes = null;
var result = Stored;
int version;
if (m_currentVersion.TryGetValue(_sessionId, out version))
{
if (version >= 0)
{
changes = m_changes[_sessionId][version];
result = changes.ActualFrom;
}
if (result > _dateTime)
{
_candidates.Clear();
_dateTime = result;
}
if (result == _dateTime)
{
_candidates.Add(Uid);
}
}
var uids = new List<Guid>();
if (changes != null)
{
uids.AddRange(
changes.Items.OfType<XReportList>().SelectMany(_list => _list.Items).Where(
_item => _item.State == EReportListItemState.ADDED).Select(_item => _item.Uid));
}
foreach (var pair in m_xValues)
{
var list = pair.Value as ServerXList;
if (list == null) continue;
uids.AddRange(list.GetGuids());
if (changes != null)
{
var pairCopy = pair;
var update = (XReportList) changes.Items.FirstOrDefault(_item => _item.FieldId == pairCopy.Key);
if (update != null)
{
foreach (var item in update.Items)
{
switch (item.State)
{
case EReportListItemState.REMOVED:
uids.Remove(item.Uid);
break;
}
}
}
}
}
foreach (var uid in uids)
{
_server.GetAvailableUndoDate(uid, _sessionId, _server, ref _dateTime, ref _candidates);
}
}
internal bool Save(SessionId _sessionId, IStorage _storage, DateTime _now, AbstractXServer _abstractXServer)
{
List<XReport> reports;
if (m_changes.TryGetValue(_sessionId, out reports) && m_currentVersion[_sessionId] >= 0)
{
var reverseItems = new List<AbstractXReportItem>();
var changes = reports[m_currentVersion[_sessionId]];
foreach (var item in changes.Items)
{
IServerXValue xValue;
if (!m_xValues.TryGetValue(item.FieldId, out xValue))
{
xValue = item.CreateXValue();
m_xValues.Add(item.FieldId, xValue);
reverseItems.Add(item.CreateDefaultReportItem());
}
else
{
reverseItems.Add(xValue.CreateReverseReportItem(item));
}
int oldId;
if (m_xValueOldIds.TryGetValue(item.FieldId, out oldId))
{
m_xValueOldIds[item.FieldId] = xValue.SaveOriginalValue(Uid, item, _storage, oldId, _now, _abstractXServer);
}
else
{
m_xValueOldIds[item.FieldId] = xValue.SaveOriginalValue(Uid, item, _storage, null, _now, _abstractXServer);
}
}
reports.Clear();
m_currentVersion[_sessionId] = -1;
ValidFrom = _now;
foreach (var pair in m_changes)
{
if (pair.Key == _sessionId)
{
continue;
}
var reverseReport = new XReport(changes.Uid, reverseItems, changes.Kind, EState.UNDO_ABLE | EState.REVERT_ABLE | (pair.Value.Any()?EState.REDO_ABLE : EState.SINGLE)) { ActualFrom = changes.ActualFrom };
foreach (var xReport in pair.Value)
{
xReport.UpdateAccordingNewValues(m_xValues, reverseReport);
}
pair.Value.Insert(0, reverseReport);
m_currentVersion[pair.Key]++;
}
return true;
}
return false;
}