Examples with AcsJContainerServicesEx alma.JavaContainerError.wrappers.AcsJContainerServicesEx used on opensource projects

Example 26 with AcsJContainerServicesEx

use of alma.JavaContainerError.wrappers.AcsJContainerServicesEx in project ACS by ACS-Community.

the class NCPublisher method init.

/**
	 * Initializes NCPublisher
	 * @param namingService Naming service
	 * @throws AcsJException
	 *             There are literally dozens of CORBA exceptions that could be
	 *             thrown by the NCPublisher class. Instead, these are
	 *             converted into an ACS Error System exception for the
	 *             developer's convenience.
	 */
protected synchronized void init(NamingContext namingService) throws AcsJException {
    helper = new Helper(channelName, channelNotifyServiceDomainName, this.services, namingService);
    isTraceEventsEnabled = helper.getChannelProperties().isTraceEventsEnabled(this.channelName);
    // get the channel
    // @TODO: handle Corba TIMEOUT 
    channel = helper.getNotificationChannel(getNotificationFactoryName());
    // Corba NC spec about adminId: a unique identifier assigned by the target EventChannel instance that is unique among all 
    // SupplierAdmin instances currently associated with the channel.
    // We are currently not using it, but it could be logged to help with NC debugging.
    IntHolder adminIdHolder = new IntHolder();
    org.omg.CosNotifyChannelAdmin.SupplierAdmin supplierAdminBase = null;
    try {
        supplierAdminBase = channel.new_for_suppliers(InterFilterGroupOperator.AND_OP, adminIdHolder);
    } catch (TIMEOUT ex) {
        // found in http://jira.alma.cl/browse/COMP-6312
        throw new AcsJCORBAProblemEx(ex);
    }
    if (supplierAdminBase == null) {
        AcsJCORBAReferenceNilEx ex = new AcsJCORBAReferenceNilEx();
        ex.setVariable("supplierAdminBase");
        ex.setContext("Null reference obtained for the supplier admin for channel " + this.channelName);
        throw ex;
    }
    try {
        supplierAdmin = gov.sandia.NotifyMonitoringExt.SupplierAdminHelper.narrow(supplierAdminBase);
    } catch (BAD_PARAM ex) {
        // This should never happen, since we already enforced the presence of TAO extensions in Helper#initializeNotifyFactory
        String specialSupplierAdminId = gov.sandia.NotifyMonitoringExt.SupplierAdminHelper.id();
        String standardSupplierAdminId = org.omg.CosNotifyChannelAdmin.SupplierAdminHelper.id();
        LOG_NC_TaoExtensionsSubtypeMissing.log(logger, channelName + "-SupplierAdmin", specialSupplierAdminId, standardSupplierAdminId);
        AcsJNarrowFailedEx ex2 = new AcsJNarrowFailedEx(ex);
        ex2.setNarrowType(specialSupplierAdminId);
        throw ex2;
    }
    int proxyCreationAttempts = 0;
    while (proxyConsumer == null) {
        String randomizedClientName = Helper.createRandomizedClientName(services.getName());
        // Holder for the unique ID assigned by the admin object. It is different from the name we set, and will be discarded.
        IntHolder proxyIdHolder = new IntHolder();
        proxyCreationAttempts++;
        try {
            // Create the consumer proxy (to which the published events will be fed) with a name.
            // The client type parameter selects a StructuredProxyPushConsumer (based on Structured Events),
            // as opposed to ProxyPushConsumer (based on Anys), or SequenceProxyPushConsumer (based on sequences of Structured Events).
            org.omg.CORBA.Object tempCorbaObj = supplierAdmin.obtain_named_notification_push_consumer(ClientType.STRUCTURED_EVENT, proxyIdHolder, randomizedClientName.toString());
            if (tempCorbaObj == null) {
                AcsJCORBAReferenceNilEx ex = new AcsJCORBAReferenceNilEx();
                ex.setVariable("tempCorbaObj");
                ex.setContext("Null reference obtained for the Proxy Push Consumer for publisher " + services.getName());
                // @TODO destroy supplierAdmin
                throw ex;
            }
            proxyConsumer = StructuredProxyPushConsumerHelper.narrow(tempCorbaObj);
            LOG_NC_ConsumerProxyCreation_OK.log(logger, proxyIdHolder.value, randomizedClientName, proxyCreationAttempts, services.getName(), channelName, getNotificationFactoryName());
        } catch (NameAlreadyUsed e) {
            // Hopefully we won't run into this situation. Still, try to go on in the loop,
            // with a different client name next time.
            logger.fine("Consumer proxy name '" + randomizedClientName + "' already in use. Will try again with different random number appended.");
        } catch (NameMapError ex) {
            // Default to the unnamed version
            try {
                proxyConsumer = StructuredProxyPushConsumerHelper.narrow(supplierAdmin.obtain_notification_push_consumer(ClientType.STRUCTURED_EVENT, proxyIdHolder));
                LOG_NC_ConsumerProxyCreation_OK.log(logger, proxyIdHolder.value, "-unknown-", proxyCreationAttempts, services.getName(), channelName, getNotificationFactoryName());
            } catch (AdminLimitExceeded ex2) {
                LOG_NC_ConsumerProxyCreation_FAIL.log(logger, services.getName(), channelName, getNotificationFactoryName(), ex2.getMessage());
                // @TODO destroy supplierAdmin
                throw new AcsJCORBAProblemEx(ex2);
            }
        } catch (AdminLimitExceeded e) {
            LOG_NC_ConsumerProxyCreation_FAIL.log(logger, services.getName(), channelName, getNotificationFactoryName(), e.getMessage());
            // @TODO destroy supplierAdmin
            throw new AcsJCORBAProblemEx(e);
        }
    }
    // Avoid future calls from the NC to #subscription_change(EventType[], EventType[]). See Corba spec 3.4.1.3
    // @TODO: If we use ALL_NOW_UPDATES_ON then we could actually suppress sending of event types that no consumer wants to get. 
    proxyConsumer.obtain_subscription_types(ObtainInfoMode.NONE_NOW_UPDATES_OFF);
    // see 3.4.4.1 of Notification Service, v1.1
    try {
        StructuredPushSupplier thisSps = StructuredPushSupplierHelper.narrow(this.services.activateOffShoot(this));
        proxyConsumer.connect_structured_push_supplier(thisSps);
    } catch (AcsJContainerServicesEx e) {
        // @TODO destroy supplierAdmin and proxyConsumer
        throw new AcsJCORBAProblemEx(e);
    } catch (AlreadyConnected e) {
        // @TODO destroy supplierAdmin and proxyConsumer
        throw new AcsJCORBAProblemEx(e);
    }
    reconnectCallback = new AcsNcReconnectionCallback(this, logger);
    reconnectCallback.registerForReconnect(services, helper.getNotifyFactory());
}

Example 27 with AcsJContainerServicesEx

use of alma.JavaContainerError.wrappers.AcsJContainerServicesEx in project ACS by ACS-Community.

the class NCSubscriber method createConnectionAction.

protected void createConnectionAction(EventDispatcher evtDispatcher, ErrorReporter errRep, SCInstance scInstance, Collection<TriggerEvent> derivedEvents) throws AcsJStateMachineActionEx {
    super.createConnectionAction(evtDispatcher, errRep, scInstance, derivedEvents);
    try {
        // Register callback for subscribed events
        if (corbaRef == null) {
            corbaObj = new OSPushConsumerPOATie(NCSubscriber.this);
            corbaRef = OSPushConsumerHelper.narrow(helper.getContainerServices().activateOffShoot(corbaObj));
        }
        // Register callback for reconnection requests
        channelReconnectionCallback = new AcsNcReconnectionCallback(NCSubscriber.this, logger);
        // if the factory is null, the reconnection callback is not registered
        channelReconnectionCallback.registerForReconnect(services, helper.getNotifyFactory());
        proxySupplier.connect_structured_push_consumer(org.omg.CosNotifyComm.StructuredPushConsumerHelper.narrow(corbaRef));
    } catch (AcsJContainerServicesEx e) {
        LOG_NC_SubscriptionConnect_FAIL.log(logger, channelName, getNotificationFactoryName());
        throw new AcsJStateMachineActionEx(e);
    } catch (org.omg.CosEventChannelAdmin.AlreadyConnected e) {
        throw new AcsJStateMachineActionEx(new AcsJIllegalStateEventEx(e));
    } catch (org.omg.CosEventChannelAdmin.TypeError ex) {
        LOG_NC_SubscriptionConnect_FAIL.log(logger, channelName, getNotificationFactoryName());
        throw new AcsJStateMachineActionEx(ex);
    } catch (AcsJIllegalArgumentEx ex) {
        throw new AcsJStateMachineActionEx(ex);
    }
    // Create the thread responsible for checking the connection and reconnect
    createConCheckerThread();
    LOG_NC_SubscriptionConnect_OK.log(logger, channelName, getNotificationFactoryName());
}

Example 28 with AcsJContainerServicesEx

use of alma.JavaContainerError.wrappers.AcsJContainerServicesEx in project ACS by ACS-Community.

the class NCSubscriber method reconnect.

/**
     * Reconnect to the Notification Channel
     */
private void reconnect() throws AcsJException {
    Date oldChannelTimestamp = helper.getLastRegisteredChannelTimestamp();
    try {
        // get the channel
        channel = helper.getNotificationChannel(getNotificationFactoryName());
        // get the admin object
        sharedConsumerAdmin = getSharedAdmin();
        // get the proxy Supplier
        proxySupplier = createProxySupplier();
        // Just check if our shared consumer admin is handling more proxies than it should, and log it
        // (11) goes for the dummy proxy that we're using the transition between old and new NC classes
        int currentProxies = sharedConsumerAdmin.push_suppliers().length - 1;
        if (currentProxies > PROXIES_PER_ADMIN) {
            LOG_NC_ConsumerAdmin_Overloaded.log(logger, sharedConsumerAdmin.MyID(), currentProxies, PROXIES_PER_ADMIN, channelName, channelNotifyServiceDomainName == null ? "none" : channelNotifyServiceDomainName);
        }
        try {
            // Clean up callback for reconnection requests
            channelReconnectionCallback.disconnect();
        } catch (org.omg.CORBA.OBJECT_NOT_EXIST ex1) {
        // this is OK, because someone else has already destroyed the remote resources
        }
        channelReconnectionCallback = null;
        try {
            // Register callback for reconnection requests
            channelReconnectionCallback = new AcsNcReconnectionCallback(NCSubscriber.this, logger);
            // if the factory is null, the reconnection callback is not registered
            channelReconnectionCallback.registerForReconnect(services, helper.getNotifyFactory());
            proxySupplier.connect_structured_push_consumer(org.omg.CosNotifyComm.StructuredPushConsumerHelper.narrow(corbaRef));
        } catch (AcsJContainerServicesEx ex) {
            AcsJException e = new AcsJGenericErrorEx(ex);
            throw e;
        } catch (org.omg.CosEventChannelAdmin.AlreadyConnected ex) {
            AcsJException e = new AcsJGenericErrorEx(ex);
            throw e;
        } catch (org.omg.CosEventChannelAdmin.TypeError ex) {
            AcsJException e = new AcsJGenericErrorEx(ex);
            throw e;
        } catch (AcsJIllegalArgumentEx ex) {
            AcsJException e = new AcsJGenericErrorEx(ex);
            throw e;
        }
    /* We only have to resume the connection when it has been suspended
            try {
                proxySupplier.resume_connection();
            } catch (org.omg.CosNotifyChannelAdmin.ConnectionAlreadyActive ex) {
            } catch (Exception ex) {
                AcsJException e = new AcsJGenericErrorEx(ex);
                throw e;
            }*/
    // In case any exception occurs, ensure the channel timestamp has not changed            
    } catch (Throwable e) {
        helper.setLastRegisteredChannelTimestamp(oldChannelTimestamp);
        throw e;
    }
    logger.log(Level.INFO, "Consumer reconnected to the channel '" + channelName + "'");
}

Example 29 with AcsJContainerServicesEx

use of alma.JavaContainerError.wrappers.AcsJContainerServicesEx in project ACS by ACS-Community.

the class SimpleSupplierConsumerClient method createPublisherAndSubscriber.

public void createPublisherAndSubscriber() {
    try {
        m_client = new ComponentClient(m_logger, System.getProperty("ACS.manager"), "SimpleSupplierConsumerClient");
        //m_subscriber = m_client.getContainerServices().createNotificationChannelSubscriber(CHANNEL_NAME, EventDescription.class);
        //m_subscriber.addSubscription(this);
        m_publisher = m_client.getContainerServices().createNotificationChannelPublisher(CHANNEL_NAME, IDLEntity.class);
    } catch (AcsJContainerServicesEx e) {
    // Silently ignore the errors
    } catch (AcsJException e) {
    // Shouldn't happen
    } catch (Exception e) {
        e.printStackTrace();
    }
}

Example 30 with AcsJContainerServicesEx

use of alma.JavaContainerError.wrappers.AcsJContainerServicesEx in project ACS by ACS-Community.

the class ComponentClientTestCase method getLogReceiver.

/**
	 * Gets a {@link LogReceiver} which can be used 
	 * to verify log messages from both local and remote processes.
	 * The returned <code>LogReceiver</code> is already initialized.
	 * If initialization fails, an exception is thrown.
	 * <p>
	 * To receive logs from the log service, use either 
	 * {@link LogReceiver#getLogQueue()} or {@link LogReceiver#startCaptureLogs(java.io.PrintWriter)}.
	 *  
	 * @throws AcsJContainerServicesEx if the LogReceiver fails to initialize within 20 seconds.
	 */
protected LogReceiver getLogReceiver() throws AcsJContainerServicesEx {
    if (logReceiver == null) {
        boolean initOk = false;
        try {
            logReceiver = new LogReceiver();
            // logReceiver.setVerbose(true);
            initOk = logReceiver.initialize(acsCorba.getORB(), m_acsManagerProxy.getManager(), 20);
        } catch (Throwable thr) {
            AcsJContainerServicesEx ex = new AcsJContainerServicesEx(thr);
            ex.setContextInfo("Failed to obtain an initialized LogReceiver.");
            throw ex;
        }
        if (!initOk) {
            AcsJContainerServicesEx ex = new AcsJContainerServicesEx();
            ex.setContextInfo("LogReceiver failed to initialize within 20 seconds.");
            throw ex;
        }
    }
    return logReceiver;
}