public void action() {
attempts++;
logger.info(getLocalName() + ":" + "Attempting to cancel " + subjectName + ":" + sectionName);
DFAgentDescription template = new DFAgentDescription();
ServiceDescription sd = new ServiceDescription();
sd.setType(subjectName);
template.addServices(sd);
try {
DFAgentDescription[] result = DFService.search(myAgent, template);
if (result.length != 0) {
logger.info(getLocalName() + ": " + result[0].getName().getLocalName() + " agent found.");
enlistorAgent = result[0].getName();
msg = new ACLMessage(ACLMessage.REQUEST);
msg.setContentObject(new EnlistorMessage(ACTION_CANCEL_SLOT, sectAss));
msg.addReceiver(enlistorAgent);
send(msg);
reply = blockingReceive(MessageTemplate.MatchPerformative(ACLMessage.INFORM));
if (reply != null && reply.getContent().equals(MSG_CONFIRM)) {
schedule.removeSectionAssignment(subjectName);
}
}
} catch (Exception fe) {
fe.printStackTrace();
}
}
/**
* Permet de trouver tous les agents en fonction d'un service
*
* @param service
* @return tableau d'adresses d'agents
*/
protected AID[] findAgentsFromService(String service) {
DFAgentDescription dfd = new DFAgentDescription();
ServiceDescription sd = new ServiceDescription();
sd.setType(service);
dfd.addServices(sd);
SearchConstraints ALL = new SearchConstraints();
ALL.setMaxResults(new Long(-1));
AID[] agents = null;
try {
DFAgentDescription[] result = DFService.search(this, dfd, ALL);
agents = new AID[result.length];
for (int i = 0; i < result.length; i++) {
agents[i] = result[i].getName();
}
} catch (FIPAException fe) {
fe.printStackTrace();
}
return agents;
}
private void proposeMove(String queenName) {
DFAgentDescription template = new DFAgentDescription();
ServiceDescription sd = new ServiceDescription();
sd.setType("Publish-queen");
template.addServices(sd);
try {
DFAgentDescription[] result = DFService.search(this, template);
if (result != null && result.length > 0) {
ACLMessage msg = new ACLMessage(ACLMessage.PROPOSE);
for (int i = 0; i < result.length; ++i) {
if (result[i].getName().getLocalName().equals(queenName)) {
msg.addReceiver(result[i].getName());
}
}
msg.setContent(ChessCommand.MOVE);
send(msg);
} else {
log.severe("Queen is not registred or not available");
}
} catch (FIPAException e) {
log.severe(e.getMessage());
}
}
@Override
public void action() {
block(15000);
if (Biblioteca.podeTrocarDia()) {
Biblioteca.quantidadeClientesAtendidos = 0;
Biblioteca.quantidadeClientesInicioDia = Biblioteca.clienteIndex;
DFAgentDescription template = new DFAgentDescription();
ServiceDescription sd = new ServiceDescription();
sd.setType(Cliente.TIPO_SERVICO_ACORDAR);
sd.setName(Cliente.NOME_SERVICO_ACORDAR);
template.addServices(sd);
Ambiente.HOJE.add(Calendar.DATE, 1);
System.out.println("Passou o dia, data atual: " + Ambiente.HOJE.getTime());
Biblioteca.data.setText(new SimpleDateFormat("dd/MM/yyyy").format(Ambiente.HOJE.getTime()));
try {
DFAgentDescription[] result = DFService.search(myAgent, template);
if (result != null && result.length > 0) {
ACLMessage message = new ACLMessage(ACLMessage.REQUEST);
message.setProtocol(FIPANames.InteractionProtocol.FIPA_REQUEST);
message.setConversationId(ID_MENSAGEM_ACORDAR_CLIENTE);
for (int i = 0; i < result.length; i++) {
message.addReceiver(result[i].getName());
}
myAgent.addBehaviour(new IniciarAcordarCliente(myAgent, message));
}
} catch (FIPAException ex) {
Logger.getLogger(Cliente.class.getName()).log(Level.SEVERE, null, ex);
}
}
}
private AID getSynchroAgent() {
DFAgentDescription template = new DFAgentDescription();
ServiceDescription sd = new ServiceDescription();
sd.setType("Synchro");
template.addServices(sd);
try {
DFAgentDescription[] result = DFService.search(myAgent, template);
return result[0].getName();
} catch (FIPAException fe) {
fe.printStackTrace();
}
return null;
}
/**
* Overrides the Behaviour.action() method. This method is executed by the agent thread. It
* basically defines two sub behaviours, which are in charge of periodically updating the DF and
* receiving DF notifications.
*/
public void action() {
try {
// first thing to do is to register on the df and save current location if any
DFAgentDescription myDescription = new DFAgentDescription();
// fill a msn service description
ServiceDescription msnServiceDescription = new ServiceDescription();
msnServiceDescription.setName(MsnAgent.msnDescName);
msnServiceDescription.setType(MsnAgent.msnDescType);
myDescription.addServices(msnServiceDescription);
ContactManager.getInstance().resetModifications();
DFAgentDescription[] onlineContacts = DFService.search(myAgent, myDescription);
updateContactList(onlineContacts);
MsnEvent event = MsnEventMgr.getInstance().createEvent(MsnEvent.VIEW_REFRESH_EVENT);
Map<String, Contact> cMap = ContactManager.getInstance().getAllContacts();
Map<String, ContactLocation> cLocMap = ContactManager.getInstance().getAllContactLocations();
ContactListChanges changes = ContactManager.getInstance().getModifications();
myLogger.log(
Logger.FINE,
"Thread "
+ Thread.currentThread().getId()
+ "After reading local contacts and first df query: "
+ "Adding to VIEW_REFRESH_EVENT this list of changes: "
+ changes.toString());
event.addParam(MsnEvent.VIEW_REFRESH_PARAM_LISTOFCHANGES, changes);
event.addParam(MsnEvent.VIEW_REFRESH_CONTACTSMAP, cMap);
event.addParam(MsnEvent.VIEW_REFRESH_PARAM_LOCATIONMAP, cLocMap);
MsnEventMgr.getInstance().fireEvent(event);
DFUpdaterBehaviour updater =
new DFUpdaterBehaviour(myAgent, msnUpdateTime, myContactLocation);
MsnAgent agent = (MsnAgent) myAgent;
DFSubscriptionBehaviour subBh =
new DFSubscriptionBehaviour(myAgent, agent.getSubscriptionMessage());
myAgent.addBehaviour(updater);
myAgent.addBehaviour(subBh);
} catch (Exception e) {
// TODO Auto-generated catch block
myLogger.log(Logger.SEVERE, "Severe error: ", e);
e.printStackTrace();
}
}
private List<AID> addDevicesRecivers() {
DFAgentDescription template = new DFAgentDescription();
ServiceDescription sd = new ServiceDescription();
sd.setType("Device");
template.addServices(sd);
List<AID> aids = new ArrayList<>();
try {
DFAgentDescription[] result = DFService.search(myAgent, template);
for (DFAgentDescription agentd : result) {
aids.add(agentd.getName());
}
} catch (FIPAException fe) {
fe.printStackTrace();
}
return aids;
}
/**
* Request for medicine.
*
* <p>This method sends a <b> FIPA REQUEST </b> message to all agents who offers the <tt>
* m_sMedicService </tt> service.
*
* <p>The content of message is: <tt> ( x , y , z ) ( health ) </tt>.
*
* <p>Variable <tt> m_iMedicsCount </tt> is updated.
*
* <p><em> It's very useful to overload this method. </em>
*/
protected void CallForMedic() {
try {
DFAgentDescription dfd = new DFAgentDescription();
ServiceDescription sd = new ServiceDescription();
sd.setType(m_sMedicService);
dfd.addServices(sd);
DFAgentDescription[] result = DFService.search(this, dfd);
if (result.length > 0) {
m_iMedicsCount = result.length;
// Fill the REQUEST message
ACLMessage msg = new ACLMessage(ACLMessage.REQUEST);
for (int i = 0; i < result.length; i++) {
DFAgentDescription dfdMedic = result[i];
AID Medic = dfdMedic.getName();
if (!Medic.equals(getName())) msg.addReceiver(dfdMedic.getName());
else m_iMedicsCount--;
}
msg.setProtocol(FIPANames.InteractionProtocol.FIPA_REQUEST);
msg.setConversationId("CFM");
msg.setContent(
" ( "
+ m_Movement.getPosition().x
+ " , "
+ m_Movement.getPosition().y
+ " , "
+ m_Movement.getPosition().z
+ " ) ( "
+ GetHealth()
+ " ) ");
send(msg);
System.out.println(getLocalName() + ": Need a Medic! (v21)");
} else {
m_iMedicsCount = 0;
}
} catch (FIPAException fe) {
fe.printStackTrace();
}
}
void buscarMensajeros() {
try {
DFAgentDescription dfd = new DFAgentDescription();
ServiceDescription sd = new ServiceDescription();
sd.setType("Mensajero_Axis");
dfd.addServices(sd);
DFAgentDescription[] result = DFService.search(this, dfd);
if (result.length > 0) {
for (int i = 0; i < result.length; i++) {
DFAgentDescription dfdMensajero = result[i];
AID mensajero = dfdMensajero.getName();
if (!mensajero.equals(getName())) m_AidListaMensajeros.add(mensajero);
}
}
} catch (FIPAException fe) {
fe.printStackTrace();
}
}
/**
* Help method to search in the DF
*
* @param request
* @return
*/
private DFAgentDescription[] searchForBidders(ACLMessage request) {
DFAgentDescription template = new DFAgentDescription();
ServiceDescription sd = new ServiceDescription();
sd.setType("IR-enterprise-agent");
sd.setName("Bidder");
template.addServices(sd);
DFAgentDescription[] results = null;
try {
results = DFService.search(myAgent, template);
} catch (FIPAException fe) {
fe.printStackTrace();
System.err.println("AuctionInit.searchForBidders() : " + fe.getMessage());
}
return results;
}
/** refreshes the list of current active StorageAgents */
public void updateStorageAgents() {
DFAgentDescription template = new DFAgentDescription();
ServiceDescription sd = new ServiceDescription();
sd.setType("Warehouse-StorageAgent");
template.addServices(sd);
try {
DFAgentDescription[] result = DFService.search(this, template);
storageAgents = new AID[result.length];
/*System.out.println("Search performed, result amount: "
+ result.length);*/
for (int i = 0; i < result.length; ++i) {
storageAgents[i] = result[i].getName();
/*System.out.println(storageAgents[i].getName());*/
}
} catch (FIPAException e) {
e.printStackTrace();
/*System.out.println("in the catch");*/
}
}
private void solicitarProduto(SolicitacaoPedido solicitacaoPedido)
throws FIPAException, IOException {
DFAgentDescription df = new DFAgentDescription();
ServiceDescription sd = new ServiceDescription();
sd.setType(Servicos.Fornecedor);
df.addServices(sd);
DFAgentDescription[] result = DFService.search(this, df);
int i = RandomNumber.rand(0, result.length - 1);
AID aid = null;
try {
aid = result[i].getName();
} catch (Exception ex) {
ex.printStackTrace();
}
this.enviaSolicitacaoProduto(aid, solicitacaoPedido);
}
public void action() {
ServiceDescription sd = new ServiceDescription();
sd.setType(TOUR_GUIDE_AGENT);
sd.setName(getName());
DFAgentDescription dfd = new DFAgentDescription();
dfd.setName(getAID());
dfd.addServices(sd);
try {
DFAgentDescription[] dfds = DFService.search(myAgent, dfd);
if (dfds.length > 0) {
DFService.deregister(myAgent, dfd);
}
DFService.register(myAgent, dfd);
System.out.println(getLocalName() + " is ready.");
} catch (Exception ex) {
System.out.println("Failed registering with DF! Shutting down...");
ex.printStackTrace();
doDelete();
}
}
public void action() {
DFAgentDescription template = new DFAgentDescription();
ServiceDescription sd = new ServiceDescription();
sd.setType(swapEntry.getSubject().getName());
template.addServices(sd);
try {
DFAgentDescription[] result = DFService.search(myAgent, template);
if (result.length != 0) {
enlistorAgent = result[0].getName();
msg = new ACLMessage(ACLMessage.REQUEST);
msg.setContentObject(swapEntry);
msg.addReceiver(enlistorAgent);
send(msg);
reply = blockingReceive(MessageTemplate.MatchPerformative(ACLMessage.INFORM));
if (reply != null && reply.getContent().equals(MSG_CONFIRM)) {
logger.info(getLocalName() + " swap request added.");
}
}
} catch (Exception fe) {
fe.printStackTrace();
}
}
public void action() {
// TODO: Implement deliberation of for the next action
// action=deliberate(Desire, Beliefs);
switch (action) {
case ACTION_SEARCH_MAIN_SCHEDULER:
logger.info(getLocalName() + " searching for main scheduler...");
DFAgentDescription template = new DFAgentDescription();
ServiceDescription sd = new ServiceDescription();
sd.setType("scheduler");
template.addServices(sd);
try {
DFAgentDescription[] result = DFService.search(myAgent, template);
if (result.length != 0) {
logger.info(getLocalName() + ":scheduler agent found.");
schedulerAgent = result[0].getName();
}
} catch (FIPAException fe) {
fe.printStackTrace();
}
action = ACTION_GET_FORM5;
break;
case ACTION_GET_FORM5:
try {
logger.info(getLocalName() + " requesting for Form 5..");
msg = new ACLMessage(ACLMessage.REQUEST);
msg.setContent(MSG_GET_FORM5);
msg.addReceiver(schedulerAgent);
send(msg);
reply = blockingReceive(MessageTemplate.MatchPerformative(ACLMessage.INFORM));
if (reply != null) {
schedule = (IForm5) reply.getContentObject();
logger.info(
getLocalName()
+ " schedule received, units obtained: "
+ schedule.getUnitsObtained()
+ ", units allowed: "
+ schedule.getWriteIn().getUnitsAllowed());
for (Iterator ite = schedule.getWriteIn().getSubjects().iterator(); ite.hasNext(); ) {
ISubject sub = (ISubject) ite.next();
SectionAssignment sectAss =
(SectionAssignment) schedule.getSectionAssignment(sub.getName());
if (sectAss != null) {
logger.info(sub.getName() + " " + sectAss.getSection().getSectionName());
toCancel = sectAss;
} else {
logger.info(sub.getName() + " NOT ENLISTED");
}
}
}
} catch (Exception ioe) {
ioe.printStackTrace();
}
// action=ACTION_POST_SWAP_REQUEST;
action = ACTION_ENLIST;
break;
case ACTION_ENLIST:
List unassigned = schedule.getUnassigned();
passCount++;
if (unassigned.size() == 0) {
action = ACTION_HAPPY;
break;
} else if (passCount == 1) {
Map assignments = schedule.getSectionAssignments();
List subjects = new ArrayList(assignments.keySet());
if (subjects.size() > 1) {
Collections.shuffle(subjects);
for (int i = 0; i < (subjects.size() - 1); i++) {
String subject = (String) subjects.get(i);
SectionAssignment sectAss = schedule.getSectionAssignment(subject);
myAgent.addBehaviour(new CancelSlotBehaviour(sectAss));
}
}
/*
for(Iterator ite2=assignments.keySet().iterator();ite2.hasNext();){
String subject=(String)ite2.next();
SectionAssignment sectAss=schedule.getSectionAssignment(subject);
myAgent.addBehaviour(new CancelSlotBehaviour(sectAss));
}
*/
// for each unassigned subject, attempt to enlist
for (Iterator ite = unassigned.iterator(); ite.hasNext(); ) {
ISubject sub = (ISubject) ite.next();
myAgent.addBehaviour(new EnlistBehaviour(sub));
}
} else {
action = ACTION_HAPPY;
}
break;
case ACTION_CANCEL_SLOT:
myAgent.addBehaviour(new CancelSlotBehaviour(toCancel));
action = ACTION_END;
break;
case ACTION_POST_SWAP_REQUEST:
SwapEntry entry = new SwapEntry(getLocalName(), toCancel.getSection(), null);
myAgent.addBehaviour(new PostSwapRequestBehaviour(entry));
action = ACTION_END;
break;
case ACTION_HAPPY:
// At this point student agent submits his schedule
/*
System.out.println("HAPPY");
for (Iterator ite=schedule.getSectionAssignments().keySet().iterator();ite.hasNext();){
String key=(String)ite.next();
SectionAssignment sectAss = schedule.getSectionAssignment(key);
String sectName=sectAss.getSection().getSectionName();
System.out.println(getLocalName()+":"+key+" "+sectName);
}
*/
try {
msg = new ACLMessage(ACLMessage.REQUEST);
msg.setContentObject(schedule);
msg.addReceiver(schedulerAgent);
send(msg);
} catch (Exception e) {
e.printStackTrace();
}
action = ACTION_END;
myAgent.doDelete();
break;
}
}
/** The interesting stuff */
public void action() {
// increment number of attempts
attempts++;
// Don't enlist if adding a subject will exceed the allowed units
if (schedule.getUnitsObtained() + 3 > (schedule.getWriteIn().getUnitsAllowed())) {
done = true;
}
if (attempts > THRESH || done) {
return;
}
logger.info(getLocalName() + ":" + "Attempting to enlist in " + sub.getName());
// Search for the enlistor of the subject
DFAgentDescription template = new DFAgentDescription();
ServiceDescription sd = new ServiceDescription();
sd.setType(sub.getName());
template.addServices(sd);
try {
DFAgentDescription[] result = DFService.search(myAgent, template);
// Ok we got the enlistor
if (result.length != 0) {
logger.info(getLocalName() + ": " + sub.getName() + " agent found.");
enlistorAgent = result[0].getName();
// Request for sections with available slots at this moment
msg = new ACLMessage(ACLMessage.REQUEST);
msg.setContentObject(new EnlistorMessage(ACTION_GET_SECTIONS_WITH_SLOTS, null));
msg.addReceiver(enlistorAgent);
send(msg);
reply = blockingReceive(MessageTemplate.MatchPerformative(ACLMessage.INFORM));
Vector sections = (Vector) reply.getContentObject();
// Oops, all sections for this subject are full
if (sections.size() == 0) {
logger.info(getLocalName() + ":" + "No slots available for " + sub.getName());
} else { // ok we have some sections
// Randomize the sections.
Collections.shuffle(sections);
NoConflictConstraint constraint =
new NoConflictConstraint(schedule.getSectionAssignments());
// Look for the first section assignment that does not
// conflict with the current form 5
for (Iterator ite = sections.iterator(); ite.hasNext(); ) {
SectionAssignment sectAss = (SectionAssignment) ite.next();
if (!constraint.isSatisfied(sectAss.getLecture())) {
// System.out.println(getLocalName()+":"+"Conflict in lecture of
// "+sectAss.getLecture().getSectionName());
continue;
} else if ((sectAss.getLab() != null)
&& (!constraint.isSatisfied(sectAss.getLab()))) {
// System.out.println(getLocalName()+":"+"Conflict in lab of
// "+sectAss.getLab().getSectionName());
continue;
} else {
// Ok no conflict in lab or lecture
// send message to enlist to this section assingment
// msg.
msg = new ACLMessage(ACLMessage.REQUEST);
msg.setContentObject(new EnlistorMessage(ACTION_ENLIST, sectAss));
msg.addReceiver(enlistorAgent);
send(msg);
reply = blockingReceive(MessageTemplate.MatchPerformative(ACLMessage.INFORM));
if (reply != null && reply.getContent().equals(MSG_CONFIRM)) {
logger.info(
getLocalName()
+ ":"
+ "enlist to "
+ sectAss.getSection().getSubject().getName()
+ " "
+ sectAss.getSection().getSectionName());
schedule.addSectionAssignment(sectAss);
done = true;
}
break;
}
}
}
}
} catch (Exception fe) {
fe.printStackTrace();
}
}
@Override
public void action() {
// Receive information update from world
HashMap<Integer, ConnectionInfo> queryResponses = new HashMap<Integer, ConnectionInfo>();
boolean worldMsg = false;
TrafficLightInfoPacket packet = null;
while (!worldMsg) {
ACLMessage msg = myAgent.blockingReceive();
while (msg.getPerformative() != ACLMessage.INFORM_REF) msg = myAgent.blockingReceive();
try {
packet = (TrafficLightInfoPacket) msg.getContentObject();
worldMsg = true;
} catch (Exception e) {
try {
ConnectionInfo conn = (ConnectionInfo) msg.getContentObject();
queryResponses.put(conn.getRoadId(), conn);
} catch (Exception e1) {
e.printStackTrace();
}
}
}
// Inform all dependent agents
ArrayList<ConnectionInfo> info = packet.getInfo();
for (ConnectionInfo conn : info) {
// Send register inform to world agent
ACLMessage msg2 = new ACLMessage(ACLMessage.INFORM_REF);
try {
msg2.setContentObject(conn);
msg2.addReceiver(conn.getAgentAID());
myAgent.send(msg2);
} catch (IOException e) {
e.printStackTrace();
}
}
// Receive responses
boolean receiving = false;
for (ConnectionInfo conn2 : packet.getInfo()) {
if (queryResponses.get(conn2.getNextRoadId()) == null) {
receiving = true;
break;
}
}
while (receiving) {
ACLMessage msg3 = myAgent.blockingReceive();
if (msg3.getPerformative() == ACLMessage.INFORM_REF) {
try {
ConnectionInfo conn = (ConnectionInfo) msg3.getContentObject();
queryResponses.put(conn.getRoadId(), conn);
receiving = false;
for (ConnectionInfo conn2 : packet.getInfo()) {
if (queryResponses.get(conn2.getNextRoadId()) == null) {
receiving = true;
break;
}
}
} catch (UnreadableException e) {
e.printStackTrace();
}
}
}
int verticalSend = 0;
int horizontalSend = 0;
HashMap<Integer, ConnectionInfo> connections = new HashMap<Integer, ConnectionInfo>();
for (ConnectionInfo conn : packet.getInfo()) {
int localMin = Math.min(conn.getMaxCarSpeed(), conn.getCarCount());
connections.put(conn.getNextRoadId(), conn);
if (conn.getRoadOrientation() == Orientation.UP
|| conn.getRoadOrientation() == Orientation.DOWN) verticalSend += localMin;
else horizontalSend += localMin;
}
for (Entry<Integer, ConnectionInfo> entry : queryResponses.entrySet()) {
Orientation ori = connections.get(entry.getValue().getRoadId()).getRoadOrientation();
if (ori == Orientation.UP || ori == Orientation.DOWN)
verticalSend -= (entry.getValue().getRoadCapacity() - entry.getValue().getCarCount());
else horizontalSend -= (entry.getValue().getRoadCapacity() - entry.getValue().getCarCount());
}
boolean openVertical;
if (verticalSend < horizontalSend) openVertical = true;
else openVertical = false;
// Build response to world
++cycleCount;
boolean stateChanged = true;
WorldUpdatePacket reply = new WorldUpdatePacket();
for (ConnectionInfo conn : packet.getInfo()) {
UpdateInfo uInfo = new UpdateInfo();
uInfo.setRoadId(conn.getRoadId());
uInfo.setNextRoadId(conn.getNextRoadId());
if (cycleCount >= MAX_CYCLES_WITHOUT_CHANGE) {
uInfo.setCurrentState(!conn.isCurrentState());
} else if (cycleCount <= MIN_CYCLES_WITHOUT_CHANGE) {
uInfo.setCurrentState(conn.isCurrentState());
} else {
if (openVertical
&& (conn.getRoadOrientation() == Orientation.UP
|| conn.getRoadOrientation() == Orientation.DOWN)) uInfo.setCurrentState(true);
else if (!openVertical
&& (conn.getRoadOrientation() == Orientation.LEFT
|| conn.getRoadOrientation() == Orientation.RIGHT)) uInfo.setCurrentState(true);
else uInfo.setCurrentState(false);
}
if (uInfo.isCurrentState() == conn.isCurrentState()) stateChanged = false;
reply.addUpdateInfo(uInfo);
}
if (stateChanged) cycleCount = 0;
// Reply to world
DFAgentDescription template = new DFAgentDescription();
ServiceDescription sd1 = new ServiceDescription();
sd1.setType(Vocabulary.WORLD_AGENT_TYPE);
template.addServices(sd1);
DFAgentDescription[] result = {};
try {
result = DFService.search(myAgent, template);
while (result.length <= 0) {
result = DFService.search(myAgent, template);
}
// Clear message queue before responding
while (myAgent.receive() != null) {}
// Send register inform to world agent
ACLMessage replyMsg = new ACLMessage(ACLMessage.INFORM_REF);
replyMsg.setContentObject(reply);
replyMsg.addReceiver(result[0].getName());
myAgent.send(replyMsg);
} catch (FIPAException | IOException e) {
e.printStackTrace();
}
}
/**
* Prints a hello message and creates a sequential behavior.
*
* <p>First sub-behavior is a finite state machine, which tries to get tour information. It
* contacts tour guide agent to get the tour guide. In case of failure, machine ends. If a
* response is received, it contacts curator agent to get tour details.
*
* <p>Second sub-behavior prints goodbye message.
*/
protected void setup() {
/*
* Hello message.
*/
System.out.println(this.getAID().getLocalName() + ": begin operation");
/*
* Request sent to the tour guide. It uses TourGuideInitiator class to
* make communication easier.
*/
ACLMessage initTourRequest = new ACLMessage(ACLMessage.REQUEST);
initTourRequest.setProtocol(FIPANames.InteractionProtocol.FIPA_REQUEST);
initTourRequest.setContent("request-tour-guide");
/*
* The Profiler looks for the registered Tour Guides.
*/
DFAgentDescription template = new DFAgentDescription();
ServiceDescription sd = new ServiceDescription();
sd.setType("tour-guide");
template.addServices(sd);
try {
DFAgentDescription[] result = DFService.search(this, template);
for (int i = 0; i < result.length; ++i) {
initTourRequest.addReceiver(result[i].getName());
}
} catch (FIPAException fe) {
fe.printStackTrace();
}
TourGuideInitiator initGuide = new TourGuideInitiator(this, initTourRequest);
/*
* Same as above, but with curator agent.
*/
ACLMessage detailTourRequest = new ACLMessage(ACLMessage.REQUEST);
detailTourRequest.setProtocol(FIPANames.InteractionProtocol.FIPA_REQUEST);
detailTourRequest.setContent("request-tour-details");
/*
* The Profiler looks for the registered curators.
*/
template = new DFAgentDescription();
sd = new ServiceDescription();
sd.setType("curator");
template.addServices(sd);
try {
DFAgentDescription[] result = DFService.search(this, template);
for (int i = 0; i < result.length; ++i) {
detailTourRequest.addReceiver(result[i].getName());
}
} catch (FIPAException fe) {
fe.printStackTrace();
}
CuratorInitiator initCurator = new CuratorInitiator(this, detailTourRequest);
/*
* State machine consists of two states:
* 1. Communication with tour guide agent
* 2. Communication with curator agent
* 3. Final state
*
* It is constructed below.
*/
OneShotBehaviour lastState =
new OneShotBehaviour(this) {
public void action() {}
};
FSMBehaviour fsm = new FSMBehaviour(this);
fsm.registerFirstState(initGuide, STATE_GET_GUIDE);
fsm.registerState(initCurator, STATE_GET_DETAILS);
fsm.registerLastState(lastState, STATE_LAST);
fsm.registerTransition(STATE_GET_GUIDE, STATE_GET_DETAILS, 0);
fsm.registerTransition(STATE_GET_GUIDE, STATE_LAST, 1);
fsm.registerDefaultTransition(STATE_GET_DETAILS, STATE_LAST);
/*
* Sequential behavior is constructed and added as default agent
* behavior.
*/
SequentialBehaviour seqBeh = new SequentialBehaviour(this);
seqBeh.addSubBehaviour(fsm);
seqBeh.addSubBehaviour(
new OneShotBehaviour(this) {
public void action() {
System.out.println(myAgent.getAID().getLocalName() + ": closing");
}
public int onEnd() {
myAgent.doDelete();
return super.onEnd();
}
});
addBehaviour(seqBeh);
}