/* (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;
}
private void handleKillContainer(VerticalCommand cmd)
throws IMTPException, ServiceException, NotFoundException {
Object[] params = cmd.getParams();
ContainerID cid = (ContainerID) params[0];
if (myLogger.isLoggable(Logger.CONFIG)) {
myLogger.log(
Logger.CONFIG,
"Source Sink consuming command KILL_CONTAINER. Container is " + cid.getName());
}
// Forward to the correct slice
AgentManagementSlice targetSlice = (AgentManagementSlice) getSlice(cid.getName());
try {
try {
targetSlice.exitContainer();
} catch (IMTPException imtpe) {
// Try to get a newer slice and repeat...
targetSlice = (AgentManagementSlice) getFreshSlice(cid.getName());
targetSlice.exitContainer();
}
} catch (NullPointerException npe) {
// targetSlice not found --> The container does not exist
throw new NotFoundException("Container " + cid.getName() + " not found");
}
}
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
}
}
private void handleRequestStateChange(VerticalCommand cmd)
throws IMTPException, JADESecurityException, NotFoundException, ServiceException {
Object[] params = cmd.getParams();
AID agentID = (AID) params[0];
AgentState as = (AgentState) params[1];
int newState = Agent.AP_MIN;
if (as.equals(jade.domain.FIPAAgentManagement.AMSAgentDescription.SUSPENDED)) {
newState = Agent.AP_SUSPENDED;
} else if (as.equals(jade.domain.FIPAAgentManagement.AMSAgentDescription.WAITING)) {
newState = Agent.AP_WAITING;
} else if (as.equals(jade.domain.FIPAAgentManagement.AMSAgentDescription.ACTIVE)) {
newState = Agent.AP_ACTIVE;
}
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.changeAgentState(agentID, newState);
} catch (IMTPException imtpe) {
// Try to get a newer slice and repeat...
targetSlice = (AgentManagementSlice) getFreshSlice(cid.getName());
targetSlice.changeAgentState(agentID, newState);
}
} 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();
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
}
}
