public EntitySession(OperationContext context, EntitySessionKind kind = EntitySessionKind.ReadWrite,
EntitySessionOptions options = EntitySessionOptions.None)
{
Context = context;
Kind = kind;
Options = options;
IsSecureSession = false;
_appEvents = Context.App.AppEvents;
this.Log = Context.Log;
// Multithreaded sessions must be readonly
var isConcurrent = Kind == EntitySessionKind.ConcurrentReadOnly;
IsReadOnly = Kind == EntitySessionKind.ReadOnly || isConcurrent;
RecordsLoaded = new EntityRecordWeakRefTable(isConcurrent);
// These lists are not used in Readonly sessions
if (!IsReadOnly)
{
RecordsChanged = new List <EntityRecord>();
ListsChanged = new List <IPropertyBoundList>();
RecordsToClearLists = new HashSet <EntityRecord>();
}
_timeService = Context.App.TimeService;
//This might be reset in SaveChanges
NextTransactionId = Guid.NewGuid();
if (Kind != EntitySessionKind.Dummy)
{
_dataSource = context.App.DataAccess.GetDataSource(this.Context);
_appEvents.OnNewSession(this);
}
}
public EntitySession(OperationContext context, EntitySessionOptions options = EntitySessionOptions.Default)
{
Context = context;
this.Options = options;
IsSecureSession = this is Vita.Entities.Authorization.SecureSession;
_appEvents = Context.App.AppEvents;
this.LocalLog = Context.LocalLog;
// Multithreaded sessions must be readonly
var isConcurrent = Options.IsSet(EntitySessionOptions.Concurrent);
IsReadOnly = Options.IsSet(EntitySessionOptions.ReadOnly) || isConcurrent;
_timeService = Context.App.GetService <ITimeService>();
_operationLog = Context.App.GetService <IOperationLogService>();
RecordsLoaded = new EntityRecordWeakRefTable(isConcurrent);
// These two lists are not used in Readonly sessions
if (!IsReadOnly)
{
RecordsChanged = new List <EntityRecord>();
ListsChanged = new List <IPropertyBoundList>();
RecordsToClearLists = new HashSet <EntityRecord>();
ScheduledCommands = new List <ScheduledLinqCommand>();
}
_appEvents.OnNewSession(this);
//These might be reset in SaveChanges
NextTransactionId = Guid.NewGuid();
TransactionDateTime = _timeService.UtcNow;
TransactionStart = _timeService.ElapsedMilliseconds;
}
public void SetOption(EntitySessionOptions option, bool on)
{
if (on)
{
Options |= option;
}
else
{
Options &= ~option;
}
}
public static bool IsSet(this EntitySessionOptions options, EntitySessionOptions option)
{
return((options & option) != 0);
}