Package org.fusesource.mqtt.client

Examples of org.fusesource.mqtt.client.BlockingConnection.subscribe()

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            assertNull("Retained message not cleared for " + clientId, msg);
            connection.unsubscribe(new String[]{TOPICA});

            // set retained message again and check
            connection.publish(TOPICA, RETAIN.getBytes(), QoS.EXACTLY_ONCE, true);
            connection.subscribe(new Topic[]{new Topic(TOPICA, QoS.AT_LEAST_ONCE)});
            msg = connection.receive(5000, TimeUnit.MILLISECONDS);
            assertNotNull("No reset retained message for " + clientId, msg);
            assertEquals(RETAIN, new String(msg.getPayload()));
            msg.ack();
            assertNull(connection.receive(500, TimeUnit.MILLISECONDS));
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            // re-connect and check
            connection.disconnect();
            connection = mqtt.blockingConnection();
            connection.connect();
            connection.subscribe(new Topic[]{new Topic(TOPICA, QoS.AT_LEAST_ONCE)});
            msg = connection.receive(5000, TimeUnit.MILLISECONDS);
            assertNotNull("No reset retained message for " + clientId, msg);
            assertEquals(RETAIN, new String(msg.getPayload()));
            msg.ack();
            assertNull(connection.receive(500, TimeUnit.MILLISECONDS));
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            BlockingConnection connection = mqtt.blockingConnection();
            connection.connect();

            // set retained message and check
            connection.publish(TOPICA, RETAIN.getBytes(), QoS.EXACTLY_ONCE, true);
            connection.subscribe(new Topic[]{new Topic(TOPICA, QoS.AT_LEAST_ONCE)});
            Message msg = connection.receive(5000, TimeUnit.MILLISECONDS);
            assertNotNull("No retained message for " + clientId, msg);
            assertEquals(RETAIN, new String(msg.getPayload()));
            msg.ack();
            assertNull(connection.receive(500, TimeUnit.MILLISECONDS));
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            assertEquals(RETAIN, new String(msg.getPayload()));
            msg.ack();
            assertNull(connection.receive(500, TimeUnit.MILLISECONDS));

            // test duplicate subscription
            connection.subscribe(new Topic[]{new Topic(TOPICA, QoS.AT_LEAST_ONCE)});
            msg = connection.receive(15000, TimeUnit.MILLISECONDS);
            assertNotNull("No retained message on duplicate subscription for " + clientId, msg);
            assertEquals(RETAIN, new String(msg.getPayload()));
            msg.ack();
            assertNull(connection.receive(500, TimeUnit.MILLISECONDS));
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            assertNull(connection.receive(500, TimeUnit.MILLISECONDS));
            connection.unsubscribe(new String[]{TOPICA});

            // clear retained message and check that we don't receive it
            connection.publish(TOPICA, "".getBytes(), QoS.AT_MOST_ONCE, true);
            connection.subscribe(new Topic[]{new Topic(TOPICA, QoS.AT_LEAST_ONCE)});
            msg = connection.receive(500, TimeUnit.MILLISECONDS);
            assertNull("Retained message not cleared for " + clientId, msg);
            connection.unsubscribe(new String[]{TOPICA});

            // set retained message again and check
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            assertNull("Retained message not cleared for " + clientId, msg);
            connection.unsubscribe(new String[]{TOPICA});

            // set retained message again and check
            connection.publish(TOPICA, RETAIN.getBytes(), QoS.EXACTLY_ONCE, true);
            connection.subscribe(new Topic[]{new Topic(TOPICA, QoS.AT_LEAST_ONCE)});
            msg = connection.receive(5000, TimeUnit.MILLISECONDS);
            assertNotNull("No reset retained message for " + clientId, msg);
            assertEquals(RETAIN, new String(msg.getPayload()));
            msg.ack();
            assertNull(connection.receive(500, TimeUnit.MILLISECONDS));
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            // re-connect and check
            connection.disconnect();
            connection = mqtt.blockingConnection();
            connection.connect();
            connection.subscribe(new Topic[]{new Topic(TOPICA, QoS.AT_LEAST_ONCE)});
            msg = connection.receive(5000, TimeUnit.MILLISECONDS);
            assertNotNull("No reset retained message for " + clientId, msg);
            assertEquals(RETAIN, new String(msg.getPayload()));
            msg.ack();
            assertNull(connection.receive(500, TimeUnit.MILLISECONDS));
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        // publish retained message
        connection.publish(TOPIC, TOPIC.getBytes(), QoS.EXACTLY_ONCE, true);

        String[] subs = { TOPIC, "TopicA/#", "TopicA/+" };
        for (int i = 0; i < qoss.length; i++) {
            connection.subscribe(new Topic[] { new Topic(subs[i], qoss[i]) });
        }

        // publish non-retained message
        connection.publish(TOPIC, TOPIC.getBytes(), QoS.EXACTLY_ONCE, false);
        int received = 0;
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        BlockingConnection connection = mqtt.blockingConnection();
        connection.connect();
        final String TOPIC = "TopicA/";
        final String[] topics = new String[] { TOPIC, "TopicA/+" };
        connection.subscribe(new Topic[] { new Topic(topics[0], QoS.AT_LEAST_ONCE), new Topic(topics[1], QoS.EXACTLY_ONCE) });

        // publish non-retained message
        connection.publish(TOPIC, TOPIC.getBytes(), QoS.EXACTLY_ONCE, false);

        Wait.waitFor(new Wait.Condition() {
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        });

        BlockingConnection connection = mqtt.blockingConnection();
        connection.connect();
        final String TOPIC = "TopicA/";
        connection.subscribe(new Topic[] { new Topic(TOPIC, QoS.EXACTLY_ONCE) });

        // publish non-retained messages
        final int TOTAL_MESSAGES = 10;
        for (int i = 0; i < TOTAL_MESSAGES; i++) {
            connection.publish(TOPIC, TOPIC.getBytes(), QoS.EXACTLY_ONCE, false);
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