// own actor.
// update the actor
// and watch operations on the actor
private void ActorEnter(Region region, long id, Dictionary <int, ByteString> properties)
{
/* this lock is not necessary */ //lock( _region_actor )
{
// find actor
// if actor is found, update its properties and replace the dest region.
// because before sending the message, the same actor may change region several times,
// the latest dest region will be the true that the actor truely enters.
ActorUtils.RegionActorPair rap = null;
if (_region_actor.TryGetValue(id, out rap))
{
// copy properties
ActorUtils.CopyProperties(properties, rap.actor.Ptypes, rap.actor.Pdatas);
// set new dest
// replace the region was set
rap.dest = region;
}
// else insert the actor.
else
{
rap = new ActorUtils.RegionActorPair();
rap.actor = ActorUtils.CreateActor(id, properties);
rap.dest = region;
_region_actor.Add(id, rap);
}
}
}
// actor exit
private void ActorExit(Region region, long id)
{
/* this lock is not necessary */ //lock( _region_actor )
{
// find actor
// if the actor is found, only set null src region.
// because before sending the message, the same actor may change region several times,
// the first src regin should be the truely region that the actor exits from.
ActorUtils.RegionActorPair rap = null;
if (_region_actor.TryGetValue(id, out rap))
{
// set old region
if (null == rap.src)
{
rap.src = region;
}
}
else
{
rap = new ActorUtils.RegionActorPair();
rap.actor = ActorUtils.CreateActor(id, null);
rap.src = region;
_region_actor.Add(id, rap);
}
}
}
// update properties
public void ActorUpdate(Region region, long id, Dictionary <int, ByteString> properties)
{
/* this lock is not necessary */ //lock( _message )
{
Actor a = ActorUtils.FindActor(id, _message.UpdateActors);
if (null == a)
{
a = ActorUtils.CreateActor(id, properties);
_message.UpdateActors.Add(a);
}
else
{
ActorUtils.CopyProperties(properties, a.Ptypes, a.Pdatas);
}
}
}