public void notifySipSubscriber(
Object content,
ContentTypeHeader contentTypeHeader,
Subscription subscription,
EntityManager entityManager,
ImplementedSubscriptionControlSbbLocalObject childSbb) {
try {
// get subscription dialog
ActivityContextInterface dialogACI =
sipSubscriptionHandler
.sbb
.getActivityContextNamingfacility()
.lookup(subscription.getKey().toString());
if (dialogACI != null) {
Dialog dialog = (Dialog) dialogACI.getActivity();
// create notify
Request notify = createNotify(dialog, subscription);
// add content
if (content != null) {
notify = setNotifyContent(subscription, notify, content, contentTypeHeader, childSbb);
}
// ....aayush added code here (with ref issue #567)
notify.addHeader(addPChargingVectorHeader());
// send notify in dialog related with subscription
dialog.sendRequest(
sipSubscriptionHandler.sbb.getSipProvider().getNewClientTransaction(notify));
if (logger.isDebugEnabled()) {
logger.debug(
"NotifySubscribers: subscription "
+ subscription.getKey()
+ " sent request:\n"
+ notify.toString());
}
} else {
// clean up
logger.warn(
"Unable to find dialog aci to notify subscription "
+ subscription.getKey()
+ ". Removing subscription data");
sipSubscriptionHandler.sbb.removeSubscriptionData(
entityManager, subscription, null, null, childSbb);
}
} catch (Exception e) {
logger.error("failed to notify subscriber", e);
}
}
public void removingSubscription(
Subscription subscription, String presRulesAUID, String presRulesDocumentName) {
if (logger.isDebugEnabled()) {
logger.debug("removingSubscription(" + subscription + ")");
}
// get combined rules cmp
Map combinedRules = sbb.getCombinedRules();
if (combinedRules != null) {
// remove subscription from map
if (logger.isDebugEnabled()) {
logger.debug("combined rules: " + combinedRules.keySet());
}
PresRuleCMPKey cmpKey =
new PresRuleCMPKey(
subscription.getSubscriber(),
subscription.getNotifier(),
subscription.getKey().getEventPackage(),
subscription.getKey().getRealEventId());
if (combinedRules.remove(cmpKey) != null) {
if (logger.isDebugEnabled()) {
logger.debug("removed rule from combined rules map (" + subscription + ")");
}
// check if subscription to pres-rules still needed
boolean subscriptionNeeded = false;
for (Object k : combinedRules.keySet()) {
PresRuleCMPKey presRuleCMPKey = (PresRuleCMPKey) k;
if (presRuleCMPKey.getNotifierWithoutParams().equals(cmpKey.getNotifierWithoutParams())
&& presRuleCMPKey.getEventPackage().equals(subscription.getKey().getEventPackage())) {
if (logger.isDebugEnabled()) {
logger.debug("subscription needed due to rule " + presRuleCMPKey);
}
subscriptionNeeded = true;
break;
}
}
if (!subscriptionNeeded) {
if (logger.isDebugEnabled()) {
logger.debug("subscription not needed");
}
DocumentSelector documentSelector =
getDocumentSelector(
cmpKey.getNotifierWithoutParams(), presRulesAUID, presRulesDocumentName);
sbb.getXDMClientControlSbb().unsubscribeDocument(documentSelector);
}
}
}
}
/*
* for internal usage, creates a NOTIFY notify, asks the content to the
* concrete implementation component, and then sends the request to the
* subscriber
*/
public void createAndSendNotify(
EntityManager entityManager,
Subscription subscription,
Dialog dialog,
ImplementedSubscriptionControlSbbLocalObject childSbb)
throws TransactionDoesNotExistException, SipException, ParseException {
// create notify
Request notify = createNotify(dialog, subscription);
// add content if subscription is active
if (subscription.getStatus().equals(Subscription.Status.active)) {
if (subscription.getKey().getEventPackage().endsWith(".winfo")) {
// winfo content, increment version before adding the content
subscription.incrementVersion();
entityManager.persist(subscription);
entityManager.flush();
notify.setContent(
sipSubscriptionHandler
.sbb
.getWInfoSubscriptionHandler()
.getFullWatcherInfoContent(entityManager, subscription),
sipSubscriptionHandler.sbb.getWInfoSubscriptionHandler().getWatcherInfoContentHeader());
} else {
// specific event package content
NotifyContent notifyContent = childSbb.getNotifyContent(subscription);
// add content
if (notifyContent != null) {
try {
notify =
setNotifyContent(
subscription,
notify,
notifyContent.getContent(),
notifyContent.getContentTypeHeader(),
childSbb);
} catch (Exception e) {
logger.error("failed to set notify content", e);
}
}
}
}
// ....aayush added code here (with ref issue #567)
notify.addHeader(addPChargingVectorHeader());
// send notify
ClientTransaction clientTransaction =
sipSubscriptionHandler.sbb.getSipProvider().getNewClientTransaction(notify);
dialog.sendRequest(clientTransaction);
if (logger.isDebugEnabled()) {
logger.debug("Request sent:\n" + notify.toString());
}
}
public NotifyContent getNotifyContent(Subscription subscription) {
try {
ComposedPublication composedPublication =
sbb.getPublicationChildSbb()
.getComposedPublication(
subscription.getNotifier(), subscription.getKey().getEventPackage());
if (composedPublication != null) {
return new NotifyContent(
composedPublication.getUnmarshalledContent(),
sbb.getHeaderFactory()
.createContentTypeHeader(
composedPublication.getContentType(), composedPublication.getContentSubType()));
}
} catch (Exception e) {
logger.error("failed to get notify content", e);
}
return null;
}
public Request setNotifyContent(
Subscription subscription,
Request notify,
Object content,
ContentTypeHeader contentTypeHeader,
ImplementedSubscriptionControlSbbLocalObject childSbb)
throws JAXBException, ParseException, IOException {
if (!subscription.getResourceList()) {
// filter content per subscriber (notifier rules)
Object filteredContent =
childSbb.filterContentPerSubscriber(
subscription.getSubscriber(),
subscription.getNotifier(),
subscription.getKey().getEventPackage(),
content);
// filter content per notifier (subscriber rules)
// TODO
// marshall content to string
StringWriter stringWriter = new StringWriter();
childSbb.getMarshaller().marshal(filteredContent, stringWriter);
notify.setContent(stringWriter.toString(), contentTypeHeader);
stringWriter.close();
} else {
// resource list subscription, no filtering
if (content instanceof JAXBElement) {
// marshall content to string
StringWriter stringWriter = new StringWriter();
childSbb.getMarshaller().marshal(content, stringWriter);
notify.setContent(stringWriter.toString(), contentTypeHeader);
stringWriter.close();
} else {
notify.setContent(content, contentTypeHeader);
}
}
return notify;
}
// creates a notify request and fills headers
public Request createNotify(Dialog dialog, Subscription subscription) {
Request notify = null;
try {
notify = dialog.createRequest(Request.NOTIFY);
// add event header
EventHeader eventHeader =
sipSubscriptionHandler
.sbb
.getHeaderFactory()
.createEventHeader(subscription.getKey().getEventPackage());
if (subscription.getKey().getRealEventId() != null)
eventHeader.setEventId(subscription.getKey().getRealEventId());
notify.setHeader(eventHeader);
// add max forwards header
notify.setHeader(
sipSubscriptionHandler
.sbb
.getHeaderFactory()
.createMaxForwardsHeader(
sipSubscriptionHandler.sbb.getConfiguration().getMaxForwards()));
/*
* NOTIFY requests MUST contain a "Subscription-State" header with a
* value of "active", "pending", or "terminated". The "active" value
* indicates that the subscription has been accepted and has been
* authorized (in most cases; see section 5.2.). The "pending" value
* indicates that the subscription has been received, but that
* policy information is insufficient to accept or deny the
* subscription at this time. The "terminated" value indicates that
* the subscription is not active.
*/
SubscriptionStateHeader ssh = null;
if (subscription.getStatus().equals(Subscription.Status.active)
|| subscription.getStatus().equals(Subscription.Status.pending)) {
ssh =
sipSubscriptionHandler
.sbb
.getHeaderFactory()
.createSubscriptionStateHeader(subscription.getStatus().toString());
/*
* If the value of the "Subscription-State" header is "active"
* or "pending", the notifier SHOULD also include in the
* "Subscription- State" header an "expires" parameter which
* indicates the time remaining on the subscription.
*/
ssh.setExpires(subscription.getRemainingExpires());
} else if (subscription.getStatus().equals(Subscription.Status.waiting)
|| subscription.getStatus().equals(Subscription.Status.terminated)) {
ssh =
sipSubscriptionHandler
.sbb
.getHeaderFactory()
.createSubscriptionStateHeader("terminated");
/*
* If the value of the "Subscription-State" header is
* "terminated", the notifier SHOULD also include a "reason"
* parameter.
*/
if (subscription.getLastEvent() != null) {
ssh.setReasonCode(subscription.getLastEvent().toString());
}
}
notify.addHeader(ssh);
// if it's a RLS notify a required header must be present
if (subscription.getResourceList()) {
notify.addHeader(
sipSubscriptionHandler.sbb.getHeaderFactory().createRequireHeader("eventlist"));
}
} catch (Exception e) {
logger.error("unable to fill notify headers", e);
}
return notify;
}