public virtual void Update(GlobalSession globalSession, LocalOperationId localOperationId, long logIndex)
{
LocalSessionTracker localSessionTracker = ValidateGlobalSessionAndGetLocalSessionTracker(globalSession);
localSessionTracker.ValidateAndTrackOperation(localOperationId);
this._logIndex = logIndex;
}
private LocalSessionTracker ValidateGlobalSessionAndGetLocalSessionTracker(GlobalSession globalSession)
{
LocalSessionTracker localSessionTracker = _sessionTrackers[globalSession.Owner()];
if (localSessionTracker == null || !localSessionTracker.GlobalSessionId.Equals(globalSession.SessionId()))
{
localSessionTracker = new LocalSessionTracker(globalSession.SessionId(), new Dictionary <long, long>());
_sessionTrackers[globalSession.Owner()] = localSessionTracker;
}
return(localSessionTracker);
}
/// <summary>
/// Tracks the operation and returns true iff this operation should be allowed.
/// </summary>
public virtual bool ValidateOperation(GlobalSession globalSession, LocalOperationId localOperationId)
{
LocalSessionTracker existingSessionTracker = _sessionTrackers[globalSession.Owner()];
if (IsNewSession(globalSession, existingSessionTracker))
{
return(IsFirstOperation(localOperationId));
}
else
{
return(existingSessionTracker.IsValidOperation(localOperationId));
}
}
public override bool Equals(object o)
{
if (this == o)
{
return(true);
}
if (o == null || this.GetType() != o.GetType())
{
return(false);
}
GlobalSession that = ( GlobalSession )o;
if (!_sessionId.Equals(that._sessionId))
{
return(false);
}
return(_owner.Equals(that._owner));
}
private bool IsNewSession(GlobalSession globalSession, LocalSessionTracker existingSessionTracker)
{
return(existingSessionTracker == null || !existingSessionTracker.GlobalSessionId.Equals(globalSession.SessionId()));
}
public LocalSessionPool(GlobalSession globalSession)
{
this._globalSession = globalSession;
}
private void InitializeInstanceFields()
{
_globalSession = new GlobalSession(System.Guid.randomUUID(), _memberId);
}
