Object createSequence(Message message) {
LOG.fine("Creating sequence");
final ProtocolVariation protocol = RMContextUtils.getProtocolVariation(message);
AddressingProperties maps = RMContextUtils.retrieveMAPs(message, false, false);
Message outMessage = message.getExchange().getOutMessage();
if (null != outMessage) {
RMContextUtils.storeMAPs(maps, outMessage, false, false);
}
EncoderDecoder codec = protocol.getCodec();
CreateSequenceType create = codec.convertReceivedCreateSequence(getParameter(message));
Destination destination = reliableEndpoint.getDestination();
CreateSequenceResponseType createResponse = new CreateSequenceResponseType();
createResponse.setIdentifier(destination.generateSequenceIdentifier());
DestinationPolicyType dp = reliableEndpoint.getManager().getDestinationPolicy();
if (dp.getMaxSequences() > 0
&& destination.getProcessingSequenceCount() >= dp.getMaxSequences()) {
throw new RuntimeException("Sequence creation refused");
}
Duration supportedDuration = dp.getSequenceExpiration();
if (null == supportedDuration) {
supportedDuration = DatatypeFactory.PT0S;
}
Expires ex = create.getExpires();
if (null != ex) {
Duration effectiveDuration = ex.getValue();
// PT0S represents 0 second and the shortest duration but in ws-rm, considered the longest
if (DatatypeFactory.PT0S.equals(effectiveDuration)
|| (!DatatypeFactory.PT0S.equals(supportedDuration)
&& supportedDuration.isShorterThan(effectiveDuration))) {
effectiveDuration = supportedDuration;
}
ex = new Expires();
ex.setValue(effectiveDuration);
createResponse.setExpires(ex);
}
OfferType offer = create.getOffer();
if (null != offer) {
AcceptType accept = new AcceptType();
if (dp.isAcceptOffers()) {
Source source = reliableEndpoint.getSource();
LOG.fine("Accepting inbound sequence offer");
// AddressingProperties maps = RMContextUtils.retrieveMAPs(message, false, false);
accept.setAcksTo(RMUtils.createReference(maps.getTo().getValue()));
SourceSequence seq = new SourceSequence(offer.getIdentifier(), null,
createResponse.getIdentifier(), protocol);
seq.setExpires(offer.getExpires());
seq.setTarget(create.getAcksTo());
source.addSequence(seq);
source.setCurrent(createResponse.getIdentifier(), seq);
if (LOG.isLoggable(Level.FINE)) {
LOG.fine("Making offered sequence the current sequence for responses to "
+ createResponse.getIdentifier().getValue());
}
} else {
if (LOG.isLoggable(Level.FINE)) {
LOG.fine("Refusing inbound sequence offer");
}
accept.setAcksTo(RMUtils.createNoneReference());
}
createResponse.setAccept(accept);
}
DestinationSequence seq = new DestinationSequence(createResponse.getIdentifier(),
create.getAcksTo(), destination, protocol);
seq.setCorrelationID(maps.getMessageID().getValue());
destination.addSequence(seq);
LOG.fine("returning " + createResponse);
return codec.convertToSend(createResponse);
}