Examples with MqttStreams com.ibm.streamsx.topology.messaging.mqtt.MqttStreams used on opensource projects

Example 11 with MqttStreams

use of com.ibm.streamsx.topology.messaging.mqtt.MqttStreams in project streamsx.topology by IBMStreams.

the class MqttStreamsTest method testSubtypeExplicitTopicProducer.

@Test
public void testSubtypeExplicitTopicProducer() throws Exception {
    checkAssumes();
    setupDebug();
    Topology top = new Topology("testSubtypeExplicitTopicProducer");
    MsgGenerator mgen = new MsgGenerator(top.getName());
    String subClientId = newSubClientId(top.getName());
    String pubClientId = newPubClientId(top.getName());
    String topicVal = getMqttTopics()[0];
    Supplier<String> topic = new Value<String>(topicVal);
    List<MyMsgSubtype> msgs = new ArrayList<>();
    for (Message m : createMsgs(mgen, null)) {
        msgs.add(new MyMsgSubtype(m.getMessage()));
    }
    List<String> expectedAsString = mapList(msgs, subtypeMsgToJSONStringFunc(topicVal));
    // Test producer that takes a TStream<MyMsgSubtype>
    MqttStreams producer = new MqttStreams(top, createConfig(pubClientId));
    MqttStreams consumer = new MqttStreams(top, createConfig(subClientId));
    TStream<MyMsgSubtype> msgsToPublish = top.constants(msgs).asType(MyMsgSubtype.class).modify(new InitialDelay<MyMsgSubtype>(PUB_DELAY_MSEC));
    TSink sink = producer.publish(msgsToPublish, topic);
    TStream<Message> rcvdMsgs = consumer.subscribe(topic);
    // for validation...
    rcvdMsgs.print();
    // just our msgs
    rcvdMsgs = selectMsgs(rcvdMsgs, mgen.pattern());
    TStream<String> rcvdAsString = rcvdMsgs.transform(msgToJSONStringFunc());
    if (testBuildOnly(top))
        return;
    completeAndValidate(subClientId, top, rcvdAsString, SEC_TIMEOUT, expectedAsString.toArray(new String[0]));
    assertTrue(sink != null);
}

Example 12 with MqttStreams

use of com.ibm.streamsx.topology.messaging.mqtt.MqttStreams in project streamsx.topology by IBMStreams.

the class MqttStreamsTest method testMultiTopicProducer.

@Test
public void testMultiTopicProducer() throws Exception {
    checkAssumes();
    setupDebug();
    Topology top = new Topology("testMultiTopicProducer");
    MsgGenerator mgen = new MsgGenerator(top.getName());
    String subClientId = newSubClientId(top.getName());
    String pubClientId = newPubClientId(top.getName());
    String[] topics = getMqttTopics();
    String topic1 = topics[0];
    String topic2 = topics[1];
    List<Message> topic1Msgs = createMsgs(mgen, topic1);
    List<Message> topic2Msgs = createMsgs(mgen, topic2);
    List<Message> msgs = new ArrayList<>(topic1Msgs);
    msgs.addAll(topic2Msgs);
    List<String> expectedAsString = mapList(msgs, msgToJSONStringFunc());
    // Test producer that publishes to multiple topics (implies implicit topic)
    MqttStreams producer = new MqttStreams(top, createConfig(pubClientId));
    MqttStreams consumer = new MqttStreams(top, createConfig(subClientId));
    TStream<Message> msgsToPublish = top.constants(msgs).modify(new InitialDelay<Message>(PUB_DELAY_MSEC));
    TSink sink = producer.publish(msgsToPublish);
    TStream<Message> rcvdTopic1Msgs = consumer.subscribe(new Value<String>(topic1));
    TStream<Message> rcvdTopic2Msgs = consumer.subscribe(new Value<String>(topic2));
    // for validation...
    TStream<Message> rcvdMsgs = rcvdTopic1Msgs.union(rcvdTopic2Msgs);
    rcvdMsgs.print();
    // just our msgs
    rcvdMsgs = selectMsgs(rcvdMsgs, mgen.pattern());
    TStream<String> rcvdAsString = rcvdMsgs.transform(msgToJSONStringFunc());
    if (testBuildOnly(top))
        return;
    completeAndValidateUnordered(subClientId, top, rcvdAsString, SEC_TIMEOUT, expectedAsString.toArray(new String[0]));
    assertTrue(sink != null);
}

Example 13 with MqttStreams

use of com.ibm.streamsx.topology.messaging.mqtt.MqttStreams in project streamsx.topology by IBMStreams.

the class MqttStreamsTest method testImplicitTopicProducer.

@Test
public void testImplicitTopicProducer() throws Exception {
    checkAssumes();
    setupDebug();
    Topology top = new Topology("testImplicitTopicProducer");
    MsgGenerator mgen = new MsgGenerator(top.getName());
    String subClientId = newSubClientId(top.getName());
    String pubClientId = newPubClientId(top.getName());
    String topic = getMqttTopics()[0];
    List<Message> msgs = createMsgs(mgen, topic);
    List<String> expectedAsString = mapList(msgs, msgToJSONStringFunc());
    // Test producer that takes an arbitrary TStream<T> and implicit topic
    MqttStreams producer = new MqttStreams(top, createConfig(pubClientId));
    MqttStreams consumer = new MqttStreams(top, createConfig(subClientId));
    TStream<Message> msgsToPublish = top.constants(msgs).modify(new InitialDelay<Message>(PUB_DELAY_MSEC));
    TSink sink = producer.publish(msgsToPublish);
    TStream<Message> rcvdMsgs = consumer.subscribe(new Value<String>(topic));
    // for validation...
    rcvdMsgs.print();
    // just our msgs
    rcvdMsgs = selectMsgs(rcvdMsgs, mgen.pattern());
    TStream<String> rcvdAsString = rcvdMsgs.transform(msgToJSONStringFunc());
    if (testBuildOnly(top))
        return;
    completeAndValidate(subClientId, top, rcvdAsString, SEC_TIMEOUT, expectedAsString.toArray(new String[0]));
    assertTrue(sink != null);
}