/**
* Start agent.
*
* @param nickName the nick name
* @param agentClassName the agent class name
* @param args the args
* @return true, if successful
*/
private boolean startAgent(String nickName, String agentClassName, Object[] args) {
AID agentID = new AID();
agentID.setLocalName(nickName);
try {
Agent agent = (Agent) ObjectManager.load(agentClassName, ObjectManager.AGENT_TYPE);
if (agent == null) {
agent = (Agent) Class.forName(agentClassName).newInstance();
}
agent.setArguments(args);
myContainer.initAgent(agentID, agent, null, null);
myContainer.powerUpLocalAgent(agentID);
} catch (IMTPException
| NameClashException
| NotFoundException
| JADESecurityException
| ClassNotFoundException
| InstantiationException
| IllegalAccessException e) {
logger.fatal(e);
}
return true;
}
private void handleInformKilled(VerticalCommand cmd)
throws IMTPException, NotFoundException, ServiceException {
Object[] params = cmd.getParams();
AID target = (AID) params[0];
// log("Source Sink consuming command INFORM_KILLED. Name is "+target.getName(), 3);
if (myLogger.isLoggable(Logger.CONFIG))
myLogger.log(
Logger.CONFIG,
"Source Sink consuming command INFORM_KILLED. Name is " + target.getName());
// Remove CodeLocator entry.
// #J2ME_EXCLUDE_BEGIN
codeLocator.removeAgent(target);
// #J2ME_EXCLUDE_END
// Remove the dead agent from the LADT of the container
removeLocalAgent(target);
// Notify the main container through its slice
AgentManagementSlice mainSlice = (AgentManagementSlice) getSlice(MAIN_SLICE);
try {
mainSlice.deadAgent(target, cmd);
} catch (IMTPException imtpe) {
// Try to get a newer slice and repeat...
mainSlice = (AgentManagementSlice) getFreshSlice(MAIN_SLICE);
mainSlice.deadAgent(target, cmd);
}
}
public String receivedFrom() {
if (theMessage.getSender() != null) {
AID sender = theMessage.getSender();
return sender.getName();
}
return "<unknown>";
}
private void handleRequestKill(VerticalCommand cmd)
throws IMTPException, JADESecurityException, NotFoundException, ServiceException {
Object[] params = cmd.getParams();
AID agentID = (AID) params[0];
// log("Source Sink consuming command REQUEST_KILL. Name is "+agentID.getName(), 3);
if (myLogger.isLoggable(Logger.CONFIG))
myLogger.log(
Logger.CONFIG,
"Source Sink consuming command REQUEST_KILL. Name is " + agentID.getName());
MainContainer impl = myContainer.getMain();
if (impl != null) {
ContainerID cid = impl.getContainerID(agentID);
// Note that since getContainerID() succeeded, targetSlice can't be null
AgentManagementSlice targetSlice = (AgentManagementSlice) getSlice(cid.getName());
try {
targetSlice.killAgent(agentID, cmd);
} catch (IMTPException imtpe) {
// Try to get a newer slice and repeat...
targetSlice = (AgentManagementSlice) getFreshSlice(cid.getName());
targetSlice.killAgent(agentID, cmd);
}
} else {
// Do nothing for now, but could also route the command to the main slice, thus enabling
// e.g. AMS replication
}
}
/* (non-Javadoc)
* @see jade.core.Filter#accept(jade.core.VerticalCommand)
*/
@Override
public final boolean accept(VerticalCommand cmd) {
if (cmd == null) {
return true;
}
String cmdName = cmd.getName();
if (cmdName.equals(MessagingSlice.SET_PLATFORM_ADDRESSES) && myContainerMTPurl == null) {
// --- Handle that the MTP-Address was created ------
Object[] params = cmd.getParams();
AID aid = (AID) params[0];
String[] aidArr = aid.getAddressesArray();
if (aidArr.length != 0) {
myContainerMTPurl = aidArr[0];
setLocalCRCReply(false);
}
// Veto the original SEND_MESSAGE command, if needed
// return false;
} else if (cmdName.equals(AgentManagementSlice.KILL_CONTAINER)) {
Object[] params = cmd.getParams();
ContainerID id = (ContainerID) params[0];
String containerName = id.getName();
loadInfo.containerLoads.remove(containerName);
loadInfo.containerLocations.remove(containerName);
} else if (cmdName.equals(AgentMobilityHelper.INFORM_MOVED)) {
Object[] params = cmd.getParams();
@SuppressWarnings("unused")
AID aid = (AID) params[0];
}
// Never veto other commands
return true;
}
/**
* Gets the SendTo attribute of the MessageNode object
*
* @return The SendTo value
*/
public String getSendTo() {
if (theMessage.getAllReceiver().hasNext()) {
AID sender = (AID) theMessage.getAllReceiver().next();
return sender.getName();
}
return "<unknown>";
}
private void initAgent(AID target, Agent instance, VerticalCommand vCmd)
throws IMTPException, JADESecurityException, NameClashException, NotFoundException,
ServiceException {
// #J2ME_EXCLUDE_BEGIN
// If the agent was loaded from a separate space, register it to the codeLocator
if (isLoadedFromSeparateSpace(instance)) {
try {
codeLocator.registerAgent(target, instance.getClass().getClassLoader());
} catch (Exception e) {
// Should never happen
e.printStackTrace();
}
}
// #J2ME_EXCLUDE_END
// Connect the new instance to the local container
Agent old = myContainer.addLocalAgent(target, instance);
if (instance == old) {
// This is a re-addition of an existing agent to a recovered main container
// (FaultRecoveryService)
old = null;
}
try {
// Notify the main container through its slice
AgentManagementSlice mainSlice = (AgentManagementSlice) getSlice(MAIN_SLICE);
// We propagate the class-name to the main, but we don't want to keep it in the actual agent
// AID.
AID cloned = (AID) target.clone();
cloned.addUserDefinedSlot(AID.AGENT_CLASSNAME, instance.getClass().getName());
try {
mainSlice.bornAgent(cloned, myContainer.getID(), vCmd);
} catch (IMTPException imtpe) {
// Try to get a newer slice and repeat...
mainSlice = (AgentManagementSlice) getFreshSlice(MAIN_SLICE);
mainSlice.bornAgent(cloned, myContainer.getID(), vCmd);
}
customize(instance);
} catch (NameClashException nce) {
removeLocalAgent(target);
if (old != null) {
myContainer.addLocalAgent(target, old);
}
throw nce;
} catch (IMTPException imtpe) {
removeLocalAgent(target);
throw imtpe;
} catch (NotFoundException nfe) {
removeLocalAgent(target);
throw nfe;
} catch (JADESecurityException ae) {
removeLocalAgent(target);
throw ae;
}
}
//////////////////////////
// Private utility methods
//////////////////////////
private String[] getParticipantNames() {
String[] pp = new String[participants.size()];
Iterator it = participants.iterator();
int i = 0;
while (it.hasNext()) {
AID id = (AID) it.next();
pp[i++] = id.getLocalName();
}
return pp;
}
private void handleRequestKill(VerticalCommand cmd)
throws IMTPException, JADESecurityException, NotFoundException, ServiceException {
Object[] params = cmd.getParams();
AID agentID = (AID) params[0];
// log("Target sink consuming command REQUEST_KILL: Name is "+agentID.getName(), 2);
if (myLogger.isLoggable(Logger.FINE))
myLogger.log(
Logger.FINE,
"Target sink consuming command REQUEST_KILL: Name is " + agentID.getName());
killAgent(agentID);
}
private void handleInformKilled(VerticalCommand cmd)
throws NotFoundException, ServiceException {
Object[] params = cmd.getParams();
AID agentID = (AID) params[0];
// log("Target sink consuming command INFORM_KILLED: Name is "+agentID.getName(), 2);
if (myLogger.isLoggable(Logger.FINE))
myLogger.log(
Logger.FINE,
"Target sink consuming command INFORM_KILLED: Name is " + agentID.getName());
deadAgent(agentID);
}
private void handleInformCreated(VerticalCommand cmd)
throws NotFoundException, NameClashException, ServiceException {
Object[] params = cmd.getParams();
AID agentID = (AID) params[0];
ContainerID cid = (ContainerID) params[1];
if (myLogger.isLoggable(Logger.FINE)) {
myLogger.log(
Logger.FINE,
"Target sink consuming command INFORM_CREATED: Name is " + agentID.getName());
}
bornAgent(agentID, cid, cmd.getPrincipal(), cmd.getCredentials());
}
/**
* create a new ACLMessage that is a reply to this message. In particular, it sets the following
* parameters of the new message: receiver, language, ontology, protocol, conversation-id,
* in-reply-to, reply-with. The programmer needs to set the communicative-act and the content. Of
* course, if he wishes to do that, he can reset any of the fields.
*
* @return the ACLMessage to send as a reply
*/
public ACLMessage createReply() {
ACLMessage m = new ACLMessage(getPerformative());
Iterator it = getAllReplyTo();
while (it.hasNext()) m.addReceiver((AID) it.next());
if ((reply_to == null) || reply_to.isEmpty()) m.addReceiver(getSender());
m.setLanguage(getLanguage());
m.setOntology(getOntology());
m.setProtocol(getProtocol());
m.setInReplyTo(getReplyWith());
if (source != null) m.setReplyWith(source.getName() + java.lang.System.currentTimeMillis());
else m.setReplyWith("X" + java.lang.System.currentTimeMillis());
m.setConversationId(getConversationId());
// Copy only well defined user-def-params
String trace = getUserDefinedParameter(TRACE);
if (trace != null) {
m.addUserDefinedParameter(TRACE, trace);
}
// #CUSTOM_EXCLUDE_BEGIN
// Set the Aclrepresentation of the reply message to the aclrepresentation of the sent message
if (messageEnvelope != null) {
m.setDefaultEnvelope();
String aclCodec = messageEnvelope.getAclRepresentation();
if (aclCodec != null) m.getEnvelope().setAclRepresentation(aclCodec);
} else m.setEnvelope(null);
// #CUSTOM_EXCLUDE_END
return m;
}
/**
* 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();
}
}
/**
* Get a controller (i.e. a proxy) to a local agent given its local-name or GUID.
*
* @param name The local name or the GUID of the desired agent.
* @param isGuid A flag indicating whether <code>name</code> represents the local-name (<code>
* AID.ISLOCALNAME</code>) or the GUID (<code>AID.ISGUID</code>) of the desired agent.
* @throws ControllerException If any problems occur obtaining this proxy or if no such agent
* exists in the local container.
*/
public AgentController getAgent(String name, boolean isGuid) throws ControllerException {
if (myImpl == null || myProxy == null) {
throw new StaleProxyException();
}
if (!isGuid) {
name = AID.createGUID(name, myImpl.getPlatformID());
}
AID agentID = new AID(name, AID.ISGUID);
// Check that the agent exists
jade.core.Agent instance = myImpl.acquireLocalAgent(agentID);
if (instance == null) {
throw new ControllerException("Agent " + agentID.getName() + " not found.");
}
myImpl.releaseLocalAgent(agentID);
return new AgentControllerImpl(agentID, myProxy, myImpl);
}
private void handleInformCreated(VerticalCommand cmd)
throws IMTPException, NotFoundException, NameClashException, JADESecurityException,
ServiceException {
Object[] params = cmd.getParams();
AID target = (AID) params[0];
Agent instance = (Agent) params[1];
JADEPrincipal owner = (JADEPrincipal) params[2];
if (myLogger.isLoggable(Logger.CONFIG)) {
String ownerInfo = owner != null ? ", Owner = " + owner : "";
myLogger.log(
Logger.CONFIG,
"Source Sink consuming command INFORM_CREATED. Name is "
+ target.getName()
+ ownerInfo);
}
initAgent(target, instance, cmd);
}
/**
* Utility method that updates the contact list extracting contact info and location from DF
* descriptions.
*
* @param onlineContactsDescs array of {@link DFAgentDescription} objects that define services as
* results of a DF query
*/
private void updateContactList(DFAgentDescription[] onlineContactsDescs) {
for (int i = 0; i < onlineContactsDescs.length; i++) {
Iterator serviceDescIt = onlineContactsDescs[i].getAllServices();
if (serviceDescIt.hasNext()) {
ServiceDescription desc = (ServiceDescription) serviceDescIt.next();
Iterator propertyIt = desc.getAllProperties();
Location loc = Helper.extractLocation(propertyIt);
AID cId = onlineContactsDescs[i].getName();
if (!cId.equals(myAgent.getAID())) {
// Create an online contact (or update it)
String phoneNumber = cId.getLocalName();
ContactManager.getInstance().addOrUpdateOnlineContact(phoneNumber, loc);
}
}
}
}
// #MIDP_EXCLUDE_BEGIN
public synchronized Object clone() {
ACLMessage result;
try {
result = (ACLMessage) super.clone();
result.persistentID = null;
if (source != null) {
result.source = (AID) source.clone();
}
// Deep clone receivers
if (dests != null) {
result.dests = new ArrayList(dests.size());
Iterator it = dests.iterator();
while (it.hasNext()) {
AID id = (AID) it.next();
result.dests.add(id.clone());
}
}
// Deep clone reply_to
if (reply_to != null) {
result.reply_to = new ArrayList(reply_to.size());
Iterator it = reply_to.iterator();
while (it.hasNext()) {
AID id = (AID) it.next();
result.reply_to.add(id.clone());
}
}
// Deep clone user-def-properties if present
if (userDefProps != null) result.userDefProps = (Properties) userDefProps.clone();
// Deep clone envelope if present
if (messageEnvelope != null) result.messageEnvelope = (Envelope) messageEnvelope.clone();
} catch (CloneNotSupportedException cnse) {
throw new InternalError(); // This should never happen
}
return result;
}
private void handleRequestCreate(VerticalCommand cmd)
throws IMTPException, JADESecurityException, NotFoundException, NameClashException,
ServiceException {
Object[] params = cmd.getParams();
String name = (String) params[0];
String className = (String) params[1];
Object[] args = (Object[]) params[2];
ContainerID cid = (ContainerID) params[3];
JADEPrincipal owner = (JADEPrincipal) params[4];
Credentials initialCredentials = (Credentials) params[5];
if (myLogger.isLoggable(Logger.CONFIG))
myLogger.log(
Logger.CONFIG, "Source Sink consuming command REQUEST_CREATE. Name is " + name);
MainContainer impl = myContainer.getMain();
if (impl != null) {
AID agentID = new AID(AID.createGUID(name, myContainer.getPlatformID()), AID.ISGUID);
AgentManagementSlice targetSlice = (AgentManagementSlice) getSlice(cid.getName());
if (targetSlice != null) {
try {
targetSlice.createAgent(
agentID,
className,
args,
owner,
initialCredentials,
AgentManagementSlice.CREATE_AND_START,
cmd);
} catch (IMTPException imtpe) {
// Try to get a newer slice and repeat...
targetSlice = (AgentManagementSlice) getFreshSlice(cid.getName());
targetSlice.createAgent(
agentID,
className,
args,
owner,
initialCredentials,
AgentManagementSlice.CREATE_AND_START,
cmd);
}
} else {
throw new NotFoundException("Container " + cid.getName() + " not found");
}
} else {
// Do nothing for now, but could also route the command to the main slice, thus enabling
// e.g. AMS replication
}
}
private void handleRequestCreate(VerticalCommand cmd)
throws IMTPException, JADESecurityException, NotFoundException, NameClashException,
ServiceException {
Object[] params = cmd.getParams();
AID agentID = (AID) params[0];
String className = (String) params[1];
Object[] arguments = (Object[]) params[2];
JADEPrincipal owner = (JADEPrincipal) params[3];
Credentials initialCredentials = (Credentials) params[4];
boolean startIt = ((Boolean) params[5]).booleanValue();
// log("Target sink consuming command REQUEST_CREATE: Name is "+agentID.getName(), 2);
if (myLogger.isLoggable(Logger.FINE)) {
String ownerInfo = owner != null ? ", Owner = " + owner : "";
myLogger.log(
Logger.FINE,
"Target sink consuming command REQUEST_CREATE: Name is "
+ agentID.getName()
+ ownerInfo);
}
createAgent(agentID, className, arguments, owner, initialCredentials, startIt);
}
/**
* Creates a new JADE agent, running within this container,
*
* @param nickname A platform-unique nickname for the newly created agent. The agent will be given
* a FIPA compliant agent identifier using the nickname and the ID of the platform it is
* running on.
* @param className The fully qualified name of the class that implements the agent.
* @param args An object array, containing initialization parameters to pass to the new agent.
* @return A proxy object, allowing to call state-transition forcing methods on the real agent
* instance.
*/
public AgentController createNewAgent(String nickname, String className, Object[] args)
throws StaleProxyException {
if (myImpl == null || myProxy == null) {
throw new StaleProxyException();
}
AID agentID = new AID(AID.createGUID(nickname, myImpl.getPlatformID()), AID.ISGUID);
try {
myProxy.createAgent(agentID, className, args);
return new AgentControllerImpl(agentID, myProxy, myImpl);
} catch (Throwable t) {
t.printStackTrace();
throw new StaleProxyException(t);
}
}
/**
* Add an Agent to this container. Typically Agent would be some class extending Agent which was
* instantiated and configured.
*
* @param nickname A platform-unique nickname for the newly created agent. The agent will be given
* a FIPA compliant agent identifier using the nickname and the ID of the platform it is
* running on.
* @param anAgent The agent to be added to this agent container.
* @return An AgentController, allowing to call state-transition forcing methods on the real agent
* instance.
*/
public AgentController acceptNewAgent(String nickname, jade.core.Agent anAgent)
throws StaleProxyException {
if (myImpl == null || myProxy == null) {
throw new StaleProxyException();
}
AID agentID = new AID(AID.createGUID(nickname, myImpl.getPlatformID()), AID.ISGUID);
// FIXME: This call skips the security checks on the local container
try {
jade.core.NodeDescriptor nd = myImpl.getNodeDescriptor();
// The owner of the new agent is the owner of the local container.
// The new agent has NO initial credentials
myImpl.initAgent(agentID, anAgent, nd.getOwnerPrincipal(), null);
} catch (Exception e) {
throw new StaleProxyException(e);
}
return new AgentControllerImpl(agentID, myProxy, myImpl);
}
private ACLMessage createMessage() {
ACLMessage message;
if (id == -1) message = new ACLMessage(ACLMessage.FAILURE);
else {
message = new ACLMessage(ACLMessage.INFORM);
BDDAnswerMessage answer = new BDDAnswerMessage();
answer.setDemande(demande);
answer.setUser(user);
answer.setId(id);
ObjectMapper omap = new ObjectMapper();
String messageCorps;
try {
messageCorps = omap.writeValueAsString(answer);
message.setContent(messageCorps);
message.addReceiver(receiver);
System.out.println(receiver.getName());
message.setConversationId(conversationId);
} catch (JsonProcessingException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
return message;
}
public VerticalCommand serve(HorizontalCommand cmd) {
VerticalCommand result = null;
try {
String cmdName = cmd.getName();
Object[] params = cmd.getParams();
if (cmdName.equals(AgentManagementSlice.H_CREATEAGENT)) {
GenericCommand gCmd =
new GenericCommand(
AgentManagementSlice.REQUEST_CREATE, AgentManagementSlice.NAME, null);
AID agentID = (AID) params[0];
String className = (String) params[1];
Object[] arguments = (Object[]) params[2];
JADEPrincipal owner = (JADEPrincipal) params[3];
Credentials initialCredentials = (Credentials) params[4];
Boolean startIt = (Boolean) params[5];
gCmd.addParam(agentID);
gCmd.addParam(className);
gCmd.addParam(arguments);
gCmd.addParam(owner);
gCmd.addParam(initialCredentials);
gCmd.addParam(startIt);
result = gCmd;
} else if (cmdName.equals(AgentManagementSlice.H_KILLAGENT)) {
GenericCommand gCmd =
new GenericCommand(
AgentManagementSlice.REQUEST_KILL, AgentManagementSlice.NAME, null);
AID agentID = (AID) params[0];
gCmd.addParam(agentID);
result = gCmd;
} else if (cmdName.equals(AgentManagementSlice.H_CHANGEAGENTSTATE)) {
GenericCommand gCmd =
new GenericCommand(
AgentManagementSlice.REQUEST_STATE_CHANGE, AgentManagementSlice.NAME, null);
AID agentID = (AID) params[0];
Integer newState = (Integer) params[1];
gCmd.addParam(agentID);
gCmd.addParam(newState);
result = gCmd;
} else if (cmdName.equals(AgentManagementSlice.H_BORNAGENT)) {
GenericCommand gCmd =
new GenericCommand(
AgentManagementSlice.INFORM_CREATED, AgentManagementSlice.NAME, null);
AID agentID = (AID) params[0];
ContainerID cid = (ContainerID) params[1];
gCmd.addParam(agentID);
gCmd.addParam(cid);
JADEPrincipal owner = cmd.getPrincipal();
if (myLogger.isLoggable(Logger.FINE)) {
String ownerInfo = owner != null ? ", Owner = " + owner : "";
myLogger.log(
Logger.CONFIG,
"Local slice processing H-command BORN_AGENT. Name is "
+ agentID.getName()
+ ownerInfo);
}
result = gCmd;
} else if (cmdName.equals(AgentManagementSlice.H_DEADAGENT)) {
GenericCommand gCmd =
new GenericCommand(
AgentManagementSlice.INFORM_KILLED, AgentManagementSlice.NAME, null);
AID agentID = (AID) params[0];
gCmd.addParam(agentID);
result = gCmd;
} else if (cmdName.equals(AgentManagementSlice.H_SUSPENDEDAGENT)) {
GenericCommand gCmd =
new GenericCommand(
AgentManagementSlice.INFORM_STATE_CHANGED, AgentManagementSlice.NAME, null);
AID agentID = (AID) params[0];
gCmd.addParam(agentID);
gCmd.addParam(jade.domain.FIPAAgentManagement.AMSAgentDescription.SUSPENDED);
gCmd.addParam("*");
result = gCmd;
} else if (cmdName.equals(AgentManagementSlice.H_RESUMEDAGENT)) {
GenericCommand gCmd =
new GenericCommand(
AgentManagementSlice.INFORM_STATE_CHANGED, AgentManagementSlice.NAME, null);
AID agentID = (AID) params[0];
gCmd.addParam(agentID);
gCmd.addParam(jade.domain.FIPAAgentManagement.AMSAgentDescription.ACTIVE);
gCmd.addParam(jade.domain.FIPAAgentManagement.AMSAgentDescription.SUSPENDED);
result = gCmd;
} else if (cmdName.equals(AgentManagementSlice.H_EXITCONTAINER)) {
GenericCommand gCmd =
new GenericCommand(
AgentManagementSlice.KILL_CONTAINER, AgentManagementSlice.NAME, null);
result = gCmd;
}
} catch (Throwable t) {
cmd.setReturnValue(t);
}
return result;
}
/**
* Overrides SubscriptionInitiator.handleInform(), defining what to do each time the DF is
* modified by a contact Basically it adds/removes/updates contacts from ContactList according
* to what has happened to DF. It also fires events on the GUI any time a view refresh is
* needed.
*
* @param inform the message from DF containing a list of changes
*/
protected void handleInform(ACLMessage inform) {
myLogger.log(
Logger.FINE,
"Thread " + Thread.currentThread().getId() + ": Notification received from DF");
ContactManager.getInstance().resetModifications();
try {
DFAgentDescription[] results = DFService.decodeNotification(inform.getContent());
if (results.length > 0) {
for (int i = 0; i < results.length; ++i) {
DFAgentDescription dfd = results[i];
AID contactAID = dfd.getName();
// Do something only if the notification deals with an agent different from the current
// one
if (!contactAID.equals(myAgent.getAID())) {
myLogger.log(
Logger.INFO,
"Thread "
+ Thread.currentThread().getId()
+ ":df says that agent "
+ myAgent.getAID().getLocalName()
+ " updates or registers");
Iterator serviceIter = dfd.getAllServices();
// Registered or updated
if (serviceIter.hasNext()) {
ServiceDescription serviceDesc = (ServiceDescription) serviceIter.next();
Iterator propertyIt = serviceDesc.getAllProperties();
Location loc = Helper.extractLocation(propertyIt);
String phoneNum = contactAID.getLocalName();
ContactManager.getInstance().addOrUpdateOnlineContact(phoneNum, loc);
} else {
myLogger.log(
Logger.INFO,
"Thread "
+ Thread.currentThread().getId()
+ ":df says that agent "
+ myAgent.getAID().getLocalName()
+ " deregisters");
String phoneNumber = contactAID.getLocalName();
Contact c = ContactManager.getInstance().getContact(phoneNumber);
ContactManager.getInstance().setContactOffline(phoneNumber);
MsnEvent event =
MsnEventMgr.getInstance().createEvent(MsnEvent.CONTACT_DISCONNECT_EVENT);
event.addParam(MsnEvent.CONTACT_DISCONNECT_PARAM_CONTACTNAME, c.getName());
MsnEventMgr.getInstance().fireEvent(event);
}
MsnEvent event = MsnEventMgr.getInstance().createEvent(MsnEvent.VIEW_REFRESH_EVENT);
ContactListChanges changes = ContactManager.getInstance().getModifications();
Map<String, Contact> cMap = ContactManager.getInstance().getAllContacts();
Map<String, ContactLocation> cLocMap =
ContactManager.getInstance().getAllContactLocations();
myLogger.log(
Logger.FINE,
"Thread "
+ Thread.currentThread().getId()
+ ":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);
}
}
}
} catch (Exception e) {
myLogger.log(Logger.WARNING, "See printstack for Exception.", e);
e.printStackTrace();
}
}
private WSIGService createWSIGService(AID aid, ServiceDescription sd) throws Exception {
// Get service prefix & name
String servicePrefix = getServicePrefix(sd);
String serviceName = servicePrefix + sd.getName();
// Verify if is a wsig service
if (!isWSIGService(sd)) {
log.info("Service " + serviceName + " discarded (no wsig service)");
return null;
}
// Verify if the service is already registered
if (wsigStore.isServicePresent(serviceName)) {
log.info("Service " + serviceName + " of agent " + aid.getName() + " is already registered");
return null;
}
// Get ontology
// FIX-ME elaborate only first ontology
String ontoName = null;
Iterator ontoIt = sd.getAllOntologies();
if (ontoIt.hasNext()) {
ontoName = (String) ontoIt.next();
}
if (ontoName == null) {
log.info(
"Service "
+ serviceName
+ " of agent "
+ aid.getName()
+ " have not ontology registered");
return null;
}
// Create ontology instance
String ontoClassname = WSIGConfiguration.getInstance().getOntoClassname(ontoName);
if (ontoClassname == null) {
log.warn("Ontology " + ontoName + " not present in WSIG configuration file");
return null;
}
Ontology serviceOnto;
try {
Class ontoClass = Class.forName(ontoClassname);
Method getInstanceMethod = ontoClass.getMethod("getInstance");
serviceOnto = (Ontology) getInstanceMethod.invoke(null);
} catch (Exception e) {
log.warn("Ontology class " + ontoClassname + " not present in WSIG classpath", e);
return null;
}
// Register new onto in anget
getContentManager().registerOntology(serviceOnto);
// Get mapper class
Class mapperClass = getMapperClass(sd);
// Create new WSIGService
WSIGService wsigService = new WSIGService();
wsigService.setServiceName(serviceName);
wsigService.setServicePrefix(servicePrefix);
wsigService.setAid(aid);
wsigService.setWsdl(
new URL(WSIGConfiguration.getInstance().getWsdlUri() + "/" + serviceName + ".wsdl"));
wsigService.setOnto(serviceOnto);
wsigService.setMapperClass(mapperClass);
// Create wsdl
SDToWSDL.createWSDLFromSD(this, sd, wsigService);
return wsigService;
}
public void setup() {
System.out.println("ASU.setup()");
getContentManager().registerLanguage(codec);
getContentManager().registerOntology(ontology);
ACLMessage aclmsg = new ACLMessage(ACLMessage.REQUEST);
AssignPowerRequest apr = new AssignPowerRequest();
apr.setAssignedPower(100000);
aclmsg.setLanguage(codec.getName());
aclmsg.setOntology(ontology.getName());
aclmsg.setProtocol(FIPANames.InteractionProtocol.FIPA_REQUEST);
aclmsg.setReplyByDate(new Date(System.currentTimeMillis() + 30000));
AMSAgentDescription[] agents = null;
try {
SearchConstraints c = new SearchConstraints();
c.setMaxResults(new Long(-1));
agents = AMSService.search(this, new AMSAgentDescription(), c);
} catch (Exception e) {
System.out.println("Problem searching AMS: " + e);
e.printStackTrace();
}
for (AMSAgentDescription agent : agents) {
AID agentID = agent.getName();
try {
getContentManager().fillContent(aclmsg, new Action(agentID, apr));
} catch (Exception e) {
e.printStackTrace();
}
System.out.println(agentID.getLocalName());
if (agentID.getLocalName().compareTo("TURBINE") != 0) continue;
aclmsg.clearAllReceiver();
aclmsg.addReceiver(agentID);
System.out.println("Sending to " + agentID);
addBehaviour(new ASURequestInitiatorBehaviour(this, aclmsg));
try {
Thread.yield();
Thread.sleep(5000);
} catch (Exception e) {
System.out.println("INTERRUPT");
}
ACLMessage aclmsg2 = new ACLMessage(ACLMessage.REQUEST);
BeginPowerTransitionRequest bptr = new BeginPowerTransitionRequest();
bptr.setAssignedPowerValid(false);
aclmsg2.setLanguage(codec.getName());
aclmsg2.setOntology(ontology.getName());
aclmsg2.setProtocol(FIPANames.InteractionProtocol.FIPA_REQUEST);
aclmsg2.setReplyByDate(new Date(System.currentTimeMillis() + 30000));
try {
getContentManager().fillContent(aclmsg2, new Action(agentID, bptr));
} catch (Exception e) {
e.printStackTrace();
}
aclmsg2.clearAllReceiver();
aclmsg2.addReceiver(agentID);
System.out.println("Sending to " + agentID);
addBehaviour(new ASURequestInitiatorBehaviour(this, aclmsg2));
}
}
