Examples with Volatile2PCParticipant com.arjuna.wst.Volatile2PCParticipant used on opensource projects

Example 1 with Volatile2PCParticipant

use of com.arjuna.wst.Volatile2PCParticipant in project narayana by jbosstm.

the class ContextFactoryImple method create.

/**
 * Creates a coordination context.
 *
 * @param coordinationTypeURI
 *            the coordination type uri
 * @param expires
 *            the expire date/time for the returned context, can be null
 * @param currentContext
 *            the current context, can be null
 *
 * @return the created coordination context
 *
 * @throws com.arjuna.wsc.InvalidCreateParametersException
 *             if a parameter passed is invalid this activity identifier.
 */
public CoordinationContext create(final String coordinationTypeURI, final Long expires, final CoordinationContextType currentContext, final boolean isSecure) throws InvalidCreateParametersException {
    if (coordinationTypeURI.equals(AtomicTransactionConstants.WSAT_PROTOCOL)) {
        try {
            if (currentContext == null) {
                // make sure no transaction is currently associated
                _coordManager.suspend();
                final int timeout;
                if (expires == null) {
                    timeout = 0;
                } else {
                    final long timeoutVal = expires.longValue();
                    timeout = (timeoutVal > Integer.MAX_VALUE ? Integer.MAX_VALUE : (int) timeoutVal);
                }
                _coordManager.begin(ArjunaContextImple.serviceType, timeout);
                final ArjunaContextImple arjunaContext = ArjunaContextImple.getContext();
                final ServiceRegistry serviceRegistry = PrivilegedServiceRegistryFactory.getInstance().getServiceRegistry();
                final String registrationCoordinatorURI = serviceRegistry.getServiceURI(CoordinationConstants.REGISTRATION_SERVICE_NAME, isSecure);
                final CoordinationContext coordinationContext = new CoordinationContext();
                coordinationContext.setCoordinationType(coordinationTypeURI);
                CoordinationContextType.Identifier identifier = new CoordinationContextType.Identifier();
                identifier.setValue("urn:" + arjunaContext.getTransactionIdentifier());
                coordinationContext.setIdentifier(identifier);
                final int transactionExpires = arjunaContext.getTransactionExpires();
                if (transactionExpires > 0) {
                    Expires expiresInstance = new Expires();
                    expiresInstance.setValue(transactionExpires);
                    coordinationContext.setExpires(expiresInstance);
                }
                W3CEndpointReference registrationCoordinator = getRegistrationCoordinator(registrationCoordinatorURI, arjunaContext);
                coordinationContext.setRegistrationService(registrationCoordinator);
                /*
				 * Now add the registrar for this specific coordinator to the
				 * mapper.
				 */
                _coordManager.enlistSynchronization(new CleanupSynchronization(_coordManager.identifier().toString(), _theRegistrar));
                /*
				 * TODO Uughh! This does a suspend for us! Left over from original
				 * WS-AS stuff.
				 *
				 * TODO
				 * REFACTOR, REFACTOR, REFACTOR.
				 */
                _theRegistrar.associate();
                return coordinationContext;
            } else {
                // we need to create a subordinate transaction and register it as both a durable and volatile
                // participant with the registration service defined in the current context
                SubordinateATCoordinator subTx = (SubordinateATCoordinator) createSubordinate();
                // hmm, need to create wrappers here as the subTx is in WSCF which only knows
                // about WSAS and WS-C and the participant is in WS-T
                String vtppid = subTx.getVolatile2PhaseId();
                String dtppid = subTx.getDurable2PhaseId();
                Volatile2PCParticipant vtpp = new SubordinateVolatile2PCStub(subTx);
                Durable2PCParticipant dtpp = new SubordinateDurable2PCStub(subTx);
                final String messageId = MessageId.getMessageId();
                W3CEndpointReference participant;
                W3CEndpointReference coordinator;
                participant = getParticipant(vtppid, isSecure);
                coordinator = RegistrationCoordinator.register(currentContext, messageId, participant, AtomicTransactionConstants.WSAT_SUB_PROTOCOL_VOLATILE_2PC);
                ParticipantProcessor.getProcessor().activateParticipant(new ParticipantEngine(vtpp, vtppid, coordinator), vtppid);
                participant = getParticipant(dtppid, isSecure);
                coordinator = RegistrationCoordinator.register(currentContext, messageId, participant, AtomicTransactionConstants.WSAT_SUB_PROTOCOL_DURABLE_2PC);
                ParticipantProcessor.getProcessor().activateParticipant(new ParticipantEngine(dtpp, dtppid, coordinator), dtppid);
                // ok now create the context
                final ServiceRegistry serviceRegistry = PrivilegedServiceRegistryFactory.getInstance().getServiceRegistry();
                final String registrationCoordinatorURI = serviceRegistry.getServiceURI(CoordinationConstants.REGISTRATION_SERVICE_NAME, isSecure);
                final CoordinationContext coordinationContext = new CoordinationContext();
                coordinationContext.setCoordinationType(coordinationTypeURI);
                CoordinationContextType.Identifier identifier = new CoordinationContextType.Identifier();
                String txId = subTx.get_uid().stringForm();
                identifier.setValue("urn:" + txId);
                coordinationContext.setIdentifier(identifier);
                Expires expiresInstance = currentContext.getExpires();
                final long transactionExpires = (expiresInstance != null ? expiresInstance.getValue() : 0);
                if (transactionExpires > 0) {
                    expiresInstance = new Expires();
                    expiresInstance.setValue(transactionExpires);
                    coordinationContext.setExpires(expiresInstance);
                }
                W3CEndpointReference registrationCoordinator = getRegistrationCoordinator(registrationCoordinatorURI, txId);
                coordinationContext.setRegistrationService(registrationCoordinator);
                // now associate the tx id with the sub transaction
                _theRegistrar.associate(subTx);
                return coordinationContext;
            }
        } catch (NoActivityException ex) {
            ex.printStackTrace();
            throw new InvalidCreateParametersException();
        } catch (SystemException ex) {
            ex.printStackTrace();
        } catch (com.arjuna.mw.wsas.exceptions.WrongStateException ex) {
            ex.printStackTrace();
            throw new InvalidCreateParametersException();
        } catch (Exception ex) {
            // TODO handle properly
            ex.printStackTrace();
        }
    } else {
        wstxLogger.i18NLogger.warn_mwlabs_wst_at_Context11FactoryImple_1(AtomicTransactionConstants.WSAT_PROTOCOL, coordinationTypeURI);
        throw new InvalidCreateParametersException(wstxLogger.i18NLogger.get_mwlabs_wst_at_Context11FactoryImple_3() + " < " + AtomicTransactionConstants.WSAT_PROTOCOL + ", " + coordinationTypeURI + " >");
    }
    return null;
}