public void Handle(ProjectionSubscriptionMessage.CheckpointSuggested message)
{
if (IsOutOfOrderSubscriptionMessage(message))
{
return;
}
RegisterSubscriptionMessage(message);
EnsureState(
State.Running | State.Paused | State.Stopping | State.Stopped | State.FaultedStopping | State.Faulted);
try
{
if ((_state == State.Running || _state == State.Paused) && _projectionConfig.CheckpointsEnabled)
{
CheckpointTag checkpointTag = message.CheckpointTag;
var checkpointSuggestedWorkItem = new CheckpointSuggestedWorkItem(this, message, _checkpointManager);
_processingQueue.EnqueueTask(checkpointSuggestedWorkItem, checkpointTag);
}
_processingQueue.ProcessEvent();
}
catch (Exception ex)
{
SetFaulted(ex);
}
}
public CheckpointSuggestedWorkItem(
CoreProjection projection, ProjectionSubscriptionMessage.CheckpointSuggested message,
ICoreProjectionCheckpointManager checkpointManager)
: base(projection, "") // checkpoints are serialized based on string.empty token stream name
{
_message = message;
_checkpointManager = checkpointManager;
}
public void Handle(ProjectionSubscriptionMessage.CheckpointSuggested message)
{
_checkpointSuggestedMessages.Add(message);
}
