Examples with Proposal org.apache.activemq.artemis.core.server.group.impl.Proposal used on opensource projects

Example 1 with Proposal

use of org.apache.activemq.artemis.core.server.group.impl.Proposal in project activemq-artemis by apache.

the class ClusteredGroupingTest method testTimeoutOnSending.

@Test
public void testTimeoutOnSending() throws Exception {
    setupServer(0, isFileStorage(), isNetty());
    setupServer(1, isFileStorage(), isNetty());
    setupServer(2, isFileStorage(), isNetty());
    setupClusterConnection("cluster0", "queues", MessageLoadBalancingType.ON_DEMAND, 1, isNetty(), 0, 1, 2);
    setupClusterConnection("cluster1", "queues", MessageLoadBalancingType.ON_DEMAND, 1, isNetty(), 1, 0, 2);
    setupClusterConnection("cluster2", "queues", MessageLoadBalancingType.ON_DEMAND, 1, isNetty(), 2, 0, 1);
    setUpGroupHandler(GroupingHandlerConfiguration.TYPE.REMOTE, 1, 0);
    setUpGroupHandler(GroupingHandlerConfiguration.TYPE.REMOTE, 2, 0);
    final CountDownLatch latch = new CountDownLatch(BindingsImpl.MAX_GROUP_RETRY);
    setUpGroupHandler(new GroupingHandler() {

        @Override
        public void awaitBindings() throws Exception {
        }

        @Override
        public void addListener(UnproposalListener listener) {
        }

        @Override
        public void resendPending() throws Exception {
        }

        @Override
        public void remove(SimpleString groupid, SimpleString clusterName) throws Exception {
        }

        @Override
        public void forceRemove(SimpleString groupid, SimpleString clusterName) throws Exception {
        }

        @Override
        public SimpleString getName() {
            return null;
        }

        @Override
        public void remove(SimpleString id, SimpleString groupId, int distance) {
        // To change body of implemented methods use File | Settings | File Templates.
        }

        @Override
        public void start() throws Exception {
        // To change body of implemented methods use File | Settings | File Templates.
        }

        @Override
        public void stop() throws Exception {
        // To change body of implemented methods use File | Settings | File Templates.
        }

        @Override
        public boolean isStarted() {
            return false;
        }

        @Override
        public Response propose(final Proposal proposal) throws Exception {
            return null;
        }

        @Override
        public void proposed(final Response response) throws Exception {
            System.out.println("ClusteredGroupingTest.proposed");
        }

        @Override
        public void sendProposalResponse(final Response response, final int distance) throws Exception {
            System.out.println("ClusteredGroupingTest.send");
        }

        @Override
        public Response receive(final Proposal proposal, final int distance) throws Exception {
            latch.countDown();
            return null;
        }

        @Override
        public void onNotification(final Notification notification) {
            System.out.println("ClusteredGroupingTest.onNotification " + notification);
        }

        @Override
        public void addGroupBinding(final GroupBinding groupBinding) {
            System.out.println("ClusteredGroupingTest.addGroupBinding");
        }

        @Override
        public Response getProposal(final SimpleString fullID, boolean touchTime) {
            return null;
        }
    }, 0);
    startServers(0, 1, 2);
    setupSessionFactory(0, isNetty());
    setupSessionFactory(1, isNetty());
    setupSessionFactory(2, isNetty());
    createQueue(0, "queues.testaddress", "queue0", null, false);
    createQueue(1, "queues.testaddress", "queue0", null, false);
    createQueue(2, "queues.testaddress", "queue0", null, false);
    addConsumer(0, 0, "queue0", null);
    addConsumer(1, 1, "queue0", null);
    addConsumer(2, 2, "queue0", null);
    waitForBindings(0, "queues.testaddress", 1, 1, true);
    waitForBindings(1, "queues.testaddress", 1, 1, true);
    waitForBindings(2, "queues.testaddress", 1, 1, true);
    waitForBindings(0, "queues.testaddress", 2, 2, false);
    waitForBindings(1, "queues.testaddress", 2, 2, false);
    waitForBindings(2, "queues.testaddress", 2, 2, false);
    try {
        sendWithProperty(1, "queues.testaddress", 1, false, Message.HDR_GROUP_ID, new SimpleString("id1"));
        // it should get the Retries on the latch
        assertTrue(latch.await(10, TimeUnit.SECONDS));
    } catch (Exception e) {
        // To change body of catch statement use File | Settings | File Templates.
        e.printStackTrace();
    }
}

Example 2 with Proposal

use of org.apache.activemq.artemis.core.server.group.impl.Proposal in project activemq-artemis by apache.

the class BindingsImpl method routeUsingStrictOrdering.

private void routeUsingStrictOrdering(final Message message, final RoutingContext context, final GroupingHandler groupingGroupingHandler, final SimpleString groupId, final int tries) throws Exception {
    for (Map.Entry<SimpleString, List<Binding>> entry : routingNameBindingMap.entrySet()) {
        SimpleString routingName = entry.getKey();
        List<Binding> bindings = entry.getValue();
        if (bindings == null) {
            // ConcurrentHashMap behaviour!
            continue;
        }
        // concat a full group id, this is for when a binding has multiple bindings
        // NOTE: In case a dev ever change this rule, QueueImpl::unproposed is using this rule to determine if
        // the binding belongs to its Queue before removing it
        SimpleString fullID = groupId.concat(".").concat(routingName);
        // see if there is already a response
        Response resp = groupingGroupingHandler.getProposal(fullID, true);
        if (resp == null) {
            // ok let's find the next binding to propose
            Binding theBinding = getNextBinding(message, routingName, bindings);
            if (theBinding == null) {
                continue;
            }
            resp = groupingGroupingHandler.propose(new Proposal(fullID, theBinding.getClusterName()));
            if (resp == null) {
                logger.debug("it got a timeout on propose, trying again, number of retries: " + tries);
                // it timed out, so we will check it through routeAndcheckNull
                theBinding = null;
            }
            // if our proposal was declined find the correct binding to use
            if (resp != null && resp.getAlternativeClusterName() != null) {
                theBinding = locateBinding(resp.getAlternativeClusterName(), bindings);
            }
            routeAndCheckNull(message, context, resp, theBinding, groupId, tries);
        } else {
            // ok, we need to find the binding and route it
            Binding chosen = locateBinding(resp.getChosenClusterName(), bindings);
            routeAndCheckNull(message, context, resp, chosen, groupId, tries);
        }
    }
}