public Belief merge(Belief oldBelief, Belief b)
{
if (b.getBeliefType() == Belief.BeliefType.ACTOR)
{
// Convert to belief actors
Belief_Actor oldActorBelief = (Belief_Actor)oldBelief;
Belief_Actor incomingActorBelief = (Belief_Actor)b;
// To keep track of what to merge
bool incomingBeliefMoreRecent = !incomingActorBelief.getIsAlive() && oldActorBelief.getIsAlive() ||
incomingActorBelief.getBeliefTime() > oldActorBelief.getBeliefTime();
bool onlyIncomingBeliefIsClassified = oldActorBelief.getAffiliation() == (int)Affiliation.UNCLASSIFIED &&
incomingActorBelief.getAffiliation() != (int)Affiliation.UNCLASSIFIED;
bool onlyOldBeliefIsClassified = oldActorBelief.getAffiliation() != (int)Affiliation.UNCLASSIFIED &&
incomingActorBelief.getAffiliation() == (int)Affiliation.UNCLASSIFIED;
if (!incomingBeliefMoreRecent && !onlyIncomingBeliefIsClassified)
{
return(oldBelief);
}
else if (incomingBeliefMoreRecent && onlyOldBeliefIsClassified)
{
return(mergeActorBeliefs(oldActorBelief, incomingActorBelief));
}
else if (!incomingBeliefMoreRecent && onlyIncomingBeliefIsClassified)
{
return(mergeActorBeliefs(incomingActorBelief, oldActorBelief));
}
else
{
return(incomingActorBelief);
}
} // end actor merge policy
else
{
// General merge policy (take newest belief) for every belief except actor
if (oldBelief.getBeliefTime() < b.getBeliefTime())
{
return(b);
}
else
{
return(oldBelief);
}
}
}
// Check if belief is newer than current belief of matching type and id, if so,
// replace old belief with b.
public void addBeliefToDataManager(Belief b, int sourceId)
{
lock (dataManagerLock)
{
SortedDictionary <int, Belief> tempTypeDict = getBeliefsFor(b.getTypeKey());
if (tempTypeDict != null)
{
Belief oldBelief;
if (!getBeliefsFor(b.getTypeKey()).TryGetValue(b.getId(), out oldBelief) || oldBelief.getBeliefTime() < b.getBeliefTime())
{
getBeliefsFor(b.getTypeKey())[b.getId()] = b;
}
}
else
{
getBeliefsFor(b.getTypeKey())[b.getId()] = b;
}
/*
* Do not update actors in this function
* SortedDictionary<int, bool> sourceDistanceDictionary;
* if (actorDistanceDictionary.TryGetValue(sourceId, out sourceDistanceDictionary))
* {
* foreach (KeyValuePair<int, bool> entry in sourceDistanceDictionary)
* {
* SoaActor destActor = soaActorDictionary[entry.Key];
* if (entry.Value)
* {
* destActor.addBelief(b, sourceId);
* }
* }
* }*/
}
}
