danielkec

 @Incoming("from-stream")
 public void receive(CloudEvent event) {
     String payload = new String(event.getData().toBytes());
 }

danielkec

    
    @Incoming("from-wls-1")
    public void receive1(String payld) {
        sseBroadcaster.broadcast(new OutboundEvent.Builder().data("Q1: " + payld).build());
    }

    @Incoming("from-wls-2")
    public void receive2(String payld) {
        sseBroadcaster.broadcast(new OutboundEvent.Builder().data("Q2: " + payld).build());
    }

danielkec

    incoming:
      from-wls-1:
        connector: helidon-jms
        destination: ./TestJMSModule!ms1@udd_queue
      from-wls-2:
        connector: helidon-jms
        destination: ./TestJMSModule!ms2@udd_queue
    outgoing:
      to-wls:
        connector: helidon-jms

danielkec

    
    SubmissionPublisher<String> emitter = new SubmissionPublisher<>();
    SseBroadcaster sseBroadcaster;

    @Incoming("from-wls")
    public void receive(JmsMessage<String> msg) {
        if (sseBroadcaster == null) {
            System.out.println("No SSE client subscribed yet: " + msg.getPayload());
            return;
        }

danielkec

public static void main(String[] args) throws SQLException {
    System.setProperty("oracle.jdbc.fanEnabled", "false");

    PoolDataSource pds = PoolDataSourceFactory.getPoolDataSource();
    pds.setConnectionFactoryClassName("oracle.jdbc.pool.OracleDataSource");
    pds.setURL("jdbc:oracle:thin:@helidonaq_high?TNS_ADMIN=/home/kec/wallets/Wallet_helidonaq");
    pds.setUser("frank");
    pds.setPassword("SuperSecretPassword1234");

    AqConnector seConn = AqConnector.builder()

danielkec

DECLARE
    enqueue_options    DBMS_AQ.ENQUEUE_OPTIONS_T;
    message_properties DBMS_AQ.MESSAGE_PROPERTIES_T;
    message_handle     RAW(16);
    msg                SYS.AQ$_JMS_TEXT_MESSAGE;
BEGIN
    msg := SYS.AQ$_JMS_TEXT_MESSAGE.construct;
    msg.set_text('HELLO PLSQL WORLD ! ' || TO_CHAR(sysdate, 'DD-MM-YY HH24:MI:SS'));
    DBMS_AQ.ENQUEUE(
            queue_name => 'FRANK.EXAMPLE_QUEUE_1',

danielkec

CREATE OR REPLACE PROCEDURE create_queue(queueName IN VARCHAR2, qType IN VARCHAR2) IS
BEGIN
    dbms_aqadm.create_queue_table('FRANK.'||queueName||'_TAB', qType);
    dbms_aqadm.create_queue('FRANK.'||queueName,'FRANK.'||queueName||'_TAB');
    dbms_aqadm.start_queue('FRANK.'||queueName);
END;
/

-- Setup example AQ queues FRANK.EXAMPLE_QUEUE_1, FRANK.EXAMPLE_QUEUE_2, FRANK.EXAMPLE_QUEUE_3
begin

danielkec

create user frank identified by SuperSecretPassword1234;

grant connect to frank;
grant resource to frank;
grant execute on dbms_aq to frank;
grant execute on dbms_aqadm to frank;
grant execute on dbms_aqin to frank;
grant unlimited tablespace to frank;

BEGIN

danielkec

    private AtomicInteger counter = new AtomicInteger();

    @Incoming("from-aq")
    @Acknowledgment(Acknowledgment.Strategy.MANUAL)
    public CompletionStage<?> fromAq(AqMessage<String> msg) {
        System.out.println("Received: " + msg.getPayload());
        if (counter.getAndIncrement() == 5) {
            throw new RuntimeException("5th message exception!");
        }
        //Acknowledgement/commit is called after the business code

danielkec

    @Outgoing("to-aq")
    public Publisher<String> toAq() {
        return FlowAdapters.toPublisher(
                Multi.interval(2, TimeUnit.SECONDS, Executors.newSingleThreadScheduledExecutor())
                        .map(i -> "Message " + i)
        );
    }


    @Incoming("from-aq")