Examples with SubscriptionItem org.apache.eventmesh.common.protocol.SubscriptionItem used on opensource projects

Example 1 with SubscriptionItem

use of org.apache.eventmesh.common.protocol.SubscriptionItem in project incubator-eventmesh by apache.

the class CloudEventsAsyncSubscribe method main.

public static void main(String[] args) throws InterruptedException {
    Properties properties = Utils.readPropertiesFile(ExampleConstants.CONFIG_FILE_NAME);
    final String eventMeshIp = properties.getProperty(ExampleConstants.EVENTMESH_IP);
    final String eventMeshGrpcPort = properties.getProperty(ExampleConstants.EVENTMESH_GRPC_PORT);
    EventMeshGrpcClientConfig eventMeshClientConfig = EventMeshGrpcClientConfig.builder().serverAddr(eventMeshIp).serverPort(Integer.parseInt(eventMeshGrpcPort)).consumerGroup(ExampleConstants.DEFAULT_EVENTMESH_TEST_CONSUMER_GROUP).env("env").idc("idc").sys("1234").build();
    org.apache.eventmesh.common.protocol.SubscriptionItem subscriptionItem = new SubscriptionItem();
    subscriptionItem.setTopic(ExampleConstants.EVENTMESH_GRPC_ASYNC_TEST_TOPIC);
    subscriptionItem.setMode(SubscriptionMode.CLUSTERING);
    subscriptionItem.setType(SubscriptionType.ASYNC);
    EventMeshGrpcConsumer eventMeshGrpcConsumer = new EventMeshGrpcConsumer(eventMeshClientConfig);
    eventMeshGrpcConsumer.init();
    eventMeshGrpcConsumer.registerListener(handler);
    eventMeshGrpcConsumer.subscribe(Collections.singletonList(subscriptionItem));
    Thread.sleep(60000);
    eventMeshGrpcConsumer.unsubscribe(Collections.singletonList(subscriptionItem));
}

Example 2 with SubscriptionItem

use of org.apache.eventmesh.common.protocol.SubscriptionItem in project incubator-eventmesh by apache.

the class CloudEventsSubscribeReply method main.

public static void main(String[] args) throws InterruptedException {
    Properties properties = Utils.readPropertiesFile(ExampleConstants.CONFIG_FILE_NAME);
    final String eventMeshIp = properties.getProperty(ExampleConstants.EVENTMESH_IP);
    final String eventMeshGrpcPort = properties.getProperty(ExampleConstants.EVENTMESH_GRPC_PORT);
    EventMeshGrpcClientConfig eventMeshClientConfig = EventMeshGrpcClientConfig.builder().serverAddr(eventMeshIp).serverPort(Integer.parseInt(eventMeshGrpcPort)).consumerGroup(ExampleConstants.DEFAULT_EVENTMESH_TEST_CONSUMER_GROUP).env("env").idc("idc").sys("1234").build();
    SubscriptionItem subscriptionItem = new SubscriptionItem();
    subscriptionItem.setTopic(ExampleConstants.EVENTMESH_GRPC_RR_TEST_TOPIC);
    subscriptionItem.setMode(SubscriptionMode.CLUSTERING);
    subscriptionItem.setType(SubscriptionType.SYNC);
    EventMeshGrpcConsumer eventMeshGrpcConsumer = new EventMeshGrpcConsumer(eventMeshClientConfig);
    eventMeshGrpcConsumer.init();
    eventMeshGrpcConsumer.registerListener(handler);
    eventMeshGrpcConsumer.subscribe(Collections.singletonList(subscriptionItem));
    Thread.sleep(60000);
    eventMeshGrpcConsumer.unsubscribe(Collections.singletonList(subscriptionItem));
}

Example 3 with SubscriptionItem

use of org.apache.eventmesh.common.protocol.SubscriptionItem in project incubator-eventmesh by apache.

the class EventmeshSubscribeBroadcast method main.

public static void main(String[] args) throws InterruptedException {
    Properties properties = Utils.readPropertiesFile(ExampleConstants.CONFIG_FILE_NAME);
    final String eventMeshIp = properties.getProperty(ExampleConstants.EVENTMESH_IP);
    final String eventMeshGrpcPort = properties.getProperty(ExampleConstants.EVENTMESH_GRPC_PORT);
    EventMeshGrpcClientConfig eventMeshClientConfig = EventMeshGrpcClientConfig.builder().serverAddr(eventMeshIp).serverPort(Integer.parseInt(eventMeshGrpcPort)).consumerGroup(ExampleConstants.DEFAULT_EVENTMESH_TEST_CONSUMER_GROUP).env("env").idc("idc").sys("1234").build();
    SubscriptionItem subscriptionItem = new SubscriptionItem();
    subscriptionItem.setTopic(ExampleConstants.EVENTMESH_GRPC_BROADCAT_TEST_TOPIC);
    subscriptionItem.setMode(SubscriptionMode.BROADCASTING);
    subscriptionItem.setType(SubscriptionType.ASYNC);
    EventMeshGrpcConsumer eventMeshGrpcConsumer = new EventMeshGrpcConsumer(eventMeshClientConfig);
    eventMeshGrpcConsumer.init();
    eventMeshGrpcConsumer.registerListener(handler);
    eventMeshGrpcConsumer.subscribe(Collections.singletonList(subscriptionItem));
    Thread.sleep(60000);
    eventMeshGrpcConsumer.unsubscribe(Collections.singletonList(subscriptionItem));
}

Example 4 with SubscriptionItem

use of org.apache.eventmesh.common.protocol.SubscriptionItem in project incubator-eventmesh by apache.

the class ClientGroupWrapper method initClientGroupPersistentConsumer.

public synchronized void initClientGroupPersistentConsumer() throws Exception {
    if (inited4Persistent.get()) {
        return;
    }
    Properties keyValue = new Properties();
    keyValue.put("isBroadcast", "false");
    keyValue.put("consumerGroup", group);
    keyValue.put("eventMeshIDC", eventMeshTCPConfiguration.eventMeshIDC);
    keyValue.put("instanceName", EventMeshUtil.buildMeshTcpClientID(sysId, "SUB", eventMeshTCPConfiguration.eventMeshCluster));
    persistentMsgConsumer.init(keyValue);
    EventListener listener = (event, context) -> {
        eventMeshTcpMonitor.getTcpSummaryMetrics().getMq2eventMeshMsgNum().incrementAndGet();
        event = CloudEventBuilder.from(event).withExtension(EventMeshConstants.REQ_MQ2EVENTMESH_TIMESTAMP, String.valueOf(System.currentTimeMillis())).withExtension(EventMeshConstants.REQ_RECEIVE_EVENTMESH_IP, eventMeshTCPConfiguration.eventMeshServerIp).build();
        String topic = event.getSubject();
        EventMeshAsyncConsumeContext eventMeshAsyncConsumeContext = (EventMeshAsyncConsumeContext) context;
        Session session = downstreamDispatchStrategy.select(group, topic, groupConsumerSessions);
        String bizSeqNo = EventMeshUtil.getMessageBizSeq(event);
        if (session == null) {
            try {
                Integer sendBackTimes = 0;
                String sendBackFromEventMeshIp = "";
                if (StringUtils.isNotBlank(Objects.requireNonNull(event.getExtension(EventMeshConstants.EVENTMESH_SEND_BACK_TIMES)).toString())) {
                    sendBackTimes = (Integer) event.getExtension(EventMeshConstants.EVENTMESH_SEND_BACK_TIMES);
                }
                if (StringUtils.isNotBlank(Objects.requireNonNull(event.getExtension(EventMeshConstants.EVENTMESH_SEND_BACK_IP)).toString())) {
                    sendBackFromEventMeshIp = (String) event.getExtension(EventMeshConstants.EVENTMESH_SEND_BACK_IP);
                }
                logger.error("found no session to downstream msg,groupName:{}, topic:{}, " + "bizSeqNo:{}, sendBackTimes:{}, sendBackFromEventMeshIp:{}", group, topic, bizSeqNo, sendBackTimes, sendBackFromEventMeshIp);
                if (sendBackTimes >= eventMeshTCPServer.getEventMeshTCPConfiguration().eventMeshTcpSendBackMaxTimes) {
                    logger.error("sendBack to broker over max times:{}, groupName:{}, topic:{}, " + "bizSeqNo:{}", eventMeshTCPServer.getEventMeshTCPConfiguration().eventMeshTcpSendBackMaxTimes, group, topic, bizSeqNo);
                } else {
                    sendBackTimes++;
                    event = CloudEventBuilder.from(event).withExtension(EventMeshConstants.EVENTMESH_SEND_BACK_TIMES, sendBackTimes.toString()).withExtension(EventMeshConstants.EVENTMESH_SEND_BACK_IP, eventMeshTCPConfiguration.eventMeshServerIp).build();
                    sendMsgBackToBroker(event, bizSeqNo);
                }
            } catch (Exception e) {
                logger.warn("handle msg exception when no session found", e);
            }
            eventMeshAsyncConsumeContext.commit(EventMeshAction.CommitMessage);
            return;
        }
        SubscriptionItem subscriptionItem = subscriptions.get(topic);
        DownStreamMsgContext downStreamMsgContext = new DownStreamMsgContext(event, session, persistentMsgConsumer, eventMeshAsyncConsumeContext.getAbstractContext(), false, subscriptionItem);
        // msg put in eventmesh,waiting client ack
        session.getPusher().unAckMsg(downStreamMsgContext.seq, downStreamMsgContext);
        session.downstreamMsg(downStreamMsgContext);
        eventMeshAsyncConsumeContext.commit(EventMeshAction.ManualAck);
    };
    persistentMsgConsumer.registerEventListener(listener);
    inited4Persistent.compareAndSet(false, true);
    logger.info("init persistentMsgConsumer success, group:{}", group);
}

Example 5 with SubscriptionItem

use of org.apache.eventmesh.common.protocol.SubscriptionItem in project incubator-eventmesh by apache.

the class MessageUtils method generateSubscription.

public static Subscription generateSubscription() {
    List<SubscriptionItem> subscriptionItems = new ArrayList<>();
    subscriptionItems.add(new SubscriptionItem("TEST-TOPIC-TCP-SYNC", SubscriptionMode.CLUSTERING, SubscriptionType.SYNC));
    subscriptionItems.add(new SubscriptionItem("TEST-TOPIC-TCP-SYNC2", SubscriptionMode.CLUSTERING, SubscriptionType.SYNC));
    subscriptionItems.add(new SubscriptionItem("TEST-TOPIC-TCP-SYNC3", SubscriptionMode.CLUSTERING, SubscriptionType.SYNC));
    subscriptionItems.add(new SubscriptionItem("TEST-TOPIC-TCP-SYNC4", SubscriptionMode.CLUSTERING, SubscriptionType.SYNC));
    Subscription subscription = new Subscription();
    subscription.setTopicList(subscriptionItems);
    return subscription;
}