/**
* Write action.
*
* @param action action to write
* @throws IOException if write fails
*/
public void writeAction(Action action) throws IOException {
// handle end of action stream
if (action == null) {
writeByte(0);
return;
}
int actionCode = action.getCode();
if (!actionSet.exists(actionCode)) {
throw new UndefinedTagException(actionCode);
}
pushBuffer();
action.write(actionCode, this);
int len = popBuffer();
ActionHeader header = new ActionHeader(actionCode, len);
writeActionHeader(header);
append();
}
@Override
public boolean act(Agent agent, Action action) {
String act = action.getCode();
Termite t = (Termite) agent;
t.setRound(t.getRound() + 1);
StateProps box = getVal(t.getX(), t.getY());
t.sleep(15);
// Agent Die and dissapears from the world
if (act.equals("die")) {
t.die();
this.getVal((int) (t.getX()), (int) (t.getY())).type = StateProps.NEUTRAL;
this.getVal((int) (t.getX()), (int) (t.getY())).value = (float) 0.5;
increaseAgentsDie();
updateSandC();
return false;
}
// Read data in current location
float temp = getTemperaturePercept(agent);
String loc = t.getX() + "-" + t.getY();
if (!((Hashtable) t.getAttribute("inf_i")).containsKey(loc)) {
t.incExploredTerrain();
if (t.getStatus() == Termite.SEEKING) {
t.setPheromone((float) 0);
}
if (t.getStatus() == Termite.CARRYING) {
t.setPheromone((float) 1);
}
((Hashtable) t.getAttribute("inf_i")).put(loc, temp);
}
// sense other and send its information
String idOther = getIdNeighborPercept(agent);
// If there is another neighbor send its current information
if (idOther != null) {
if (!((Hashtable) t.getAttribute("inf_i")).isEmpty()) {
String[] msg = new String[2]; // msg: [from|msg]
msg[0] = (String) t.getAttribute("ID");
msg[1] = StringSerializer.serialize(((Hashtable) t.getAttribute("inf_i")));
NetworkMessageBuffer.getInstance().putMessage(idOther, msg);
}
t.incMsgSend();
}
String myID = (String) t.getAttribute("ID");
String[] inbox = NetworkMessageBuffer.getInstance().getMessage(myID);
// inbox: id | infi
if (inbox != null) {
t.incMsgRecv();
boolean gotNewInf = false;
Hashtable senderInf = (Hashtable) StringSerializer.deserialize(inbox[1]);
Hashtable inf_i = ((Hashtable) t.getAttribute("inf_i"));
int oldsize = inf_i.size();
inf_i = HashtableOperations.JoinSets(inf_i, senderInf);
t.setAttribute("inf_i", inf_i);
if (inf_i.size() > oldsize) {
gotNewInf = true;
}
// Evaluates Differences
if (!gotNewInf) {
t.setPheromone((float) 1.0);
t.setStatus(Termite.CARRYING);
} else {
t.setPheromone((float) 0);
t.setStatus(Termite.SEEKING);
}
}
// Verifies its information is complete
boolean complete = false;
int aminfo = ((Hashtable) t.getAttribute("inf_i")).size();
// System.out.println("aminfo:" + aminfo + ", size:" + width * height);
if (completeInfo(aminfo)) {
complete = true;
}
if (getRoundGetInfo() == -1 && complete) {
System.out.println("complete! round" + t.getRound());
setRoundGetInfo(t.getRound());
setIdBest(t.getId());
updateSandC();
}
// adjust ant's pheromone (via learning rule; goes down to 0.5)
t.setPheromone((float) (t.getPheromone() + 0.01f * (0.5f - t.getPheromone())));
// by now I store the pheromone in all until get the best.
// I know it's hardcoded but is experimental.
/*if (getRoundGetInfo() == -1) {
t.getPhHistory().put(t.getRound(), t.getPheromone());
t.getInfHistory().put(t.getRound(), aminfo);
}*/
box.pherovalue =
(float) (box.pherovalue + 0.01 * (((Termite) t).getPheromone() - box.pherovalue));
boolean executed;
if (AppMain.walls.equals("wallsoff")) {
executed = updatePiecesInWorld(t, this.getActionIndex(act));
} else {
executed = updatePiecesInWorldNotToroidal(t, this.getActionIndex(act));
}
DrawPieceInWorld(t);
return executed;
}