Examples with MessagingException org.springframework.messaging.MessagingException used on opensource projects

Example 51 with MessagingException

use of org.springframework.messaging.MessagingException in project spring-integration by spring-projects.

the class UnicastReceivingChannelAdapter method run.

@Override
public void run() {
    getSocket();
    ApplicationEventPublisher publisher = getApplicationEventPublisher();
    if (publisher != null) {
        publisher.publishEvent(new UdpServerListeningEvent(this, getPort()));
    }
    if (logger.isDebugEnabled()) {
        logger.debug("UDP Receiver running on port:" + this.getPort());
    }
    setListening(true);
    // Just schedule the packet for processing.
    while (this.isActive()) {
        try {
            asyncSendMessage(receive());
        } catch (SocketTimeoutException e) {
        // continue
        } catch (SocketException e) {
            this.stop();
        } catch (Exception e) {
            if (e instanceof MessagingException) {
                throw (MessagingException) e;
            }
            throw new MessagingException("failed to receive DatagramPacket", e);
        }
    }
    this.setListening(false);
}

Example 52 with MessagingException

use of org.springframework.messaging.MessagingException in project spring-integration by spring-projects.

the class UnicastReceivingChannelAdapter method getSocket.

public synchronized DatagramSocket getSocket() {
    if (this.socket == null) {
        try {
            DatagramSocket socket = null;
            String localAddress = this.getLocalAddress();
            int port = super.getPort();
            if (localAddress == null) {
                socket = port == 0 ? new DatagramSocket() : new DatagramSocket(port);
            } else {
                InetAddress whichNic = InetAddress.getByName(localAddress);
                socket = new DatagramSocket(new InetSocketAddress(whichNic, port));
            }
            setSocketAttributes(socket);
            this.socket = socket;
        } catch (IOException e) {
            throw new MessagingException("failed to create DatagramSocket", e);
        }
    }
    return this.socket;
}

Example 53 with MessagingException

use of org.springframework.messaging.MessagingException in project spring-integration by spring-projects.

the class MulticastReceivingChannelAdapter method getSocket.

@Override
public synchronized DatagramSocket getSocket() {
    if (getTheSocket() == null) {
        try {
            int port = getPort();
            MulticastSocket socket = port == 0 ? new MulticastSocket() : new MulticastSocket(port);
            String localAddress = this.getLocalAddress();
            if (localAddress != null) {
                InetAddress whichNic = InetAddress.getByName(localAddress);
                socket.setInterface(whichNic);
            }
            setSocketAttributes(socket);
            socket.joinGroup(InetAddress.getByName(this.group));
            setSocket(socket);
        } catch (IOException e) {
            throw new MessagingException("failed to create DatagramSocket", e);
        }
    }
    return super.getSocket();
}

Example 54 with MessagingException

use of org.springframework.messaging.MessagingException in project spring-integration by spring-projects.

the class MqttPahoMessageHandler method checkConnection.

private synchronized IMqttAsyncClient checkConnection() throws MqttException {
    if (this.client != null && !this.client.isConnected()) {
        this.client.close();
        this.client = null;
    }
    if (this.client == null) {
        try {
            MqttConnectOptions connectionOptions = this.clientFactory.getConnectionOptions();
            Assert.state(this.getUrl() != null || connectionOptions.getServerURIs() != null, "If no 'url' provided, connectionOptions.getServerURIs() must not be null");
            IMqttAsyncClient client = this.clientFactory.getAsyncClientInstance(this.getUrl(), this.getClientId());
            incrementClientInstance();
            client.setCallback(this);
            client.connect(connectionOptions).waitForCompletion(this.completionTimeout);
            this.client = client;
            if (logger.isDebugEnabled()) {
                logger.debug("Client connected");
            }
        } catch (MqttException e) {
            throw new MessagingException("Failed to connect", e);
        }
    }
    return this.client;
}

Example 55 with MessagingException

use of org.springframework.messaging.MessagingException in project spring-integration by spring-projects.

the class BackToBackAdapterTests method testAddRemoveTopic.

@Test
public void testAddRemoveTopic() {
    MqttPahoMessageHandler adapter = new MqttPahoMessageHandler("tcp://localhost:1883", "si-test-out");
    adapter.setDefaultTopic("mqtt-foo");
    adapter.setBeanFactory(mock(BeanFactory.class));
    adapter.afterPropertiesSet();
    adapter.start();
    MqttPahoMessageDrivenChannelAdapter inbound = new MqttPahoMessageDrivenChannelAdapter("tcp://localhost:1883", "si-test-in");
    QueueChannel outputChannel = new QueueChannel();
    inbound.setOutputChannel(outputChannel);
    ThreadPoolTaskScheduler taskScheduler = new ThreadPoolTaskScheduler();
    taskScheduler.initialize();
    inbound.setTaskScheduler(taskScheduler);
    inbound.setBeanFactory(mock(BeanFactory.class));
    inbound.afterPropertiesSet();
    inbound.start();
    inbound.addTopic("mqtt-foo");
    adapter.handleMessage(new GenericMessage<String>("foo"));
    Message<?> out = outputChannel.receive(20_000);
    assertNotNull(out);
    assertEquals("foo", out.getPayload());
    assertEquals("mqtt-foo", out.getHeaders().get(MqttHeaders.RECEIVED_TOPIC));
    inbound.addTopic("mqtt-bar");
    adapter.handleMessage(MessageBuilder.withPayload("bar").setHeader(MqttHeaders.TOPIC, "mqtt-bar").build());
    out = outputChannel.receive(20_000);
    assertNotNull(out);
    assertEquals("bar", out.getPayload());
    assertEquals("mqtt-bar", out.getHeaders().get(MqttHeaders.RECEIVED_TOPIC));
    inbound.removeTopic("mqtt-bar");
    adapter.handleMessage(MessageBuilder.withPayload("bar").setHeader(MqttHeaders.TOPIC, "mqtt-bar").build());
    out = outputChannel.receive(1);
    assertNull(out);
    try {
        inbound.addTopic("mqtt-foo");
        fail("Expected exception");
    } catch (MessagingException e) {
        assertEquals("Topic 'mqtt-foo' is already subscribed.", e.getMessage());
    }
    inbound.addTopic("mqqt-bar", "mqqt-baz");
    inbound.removeTopic("mqqt-bar", "mqqt-baz");
    inbound.addTopics(new String[] { "mqqt-bar", "mqqt-baz" }, new int[] { 0, 0 });
    inbound.removeTopic("mqqt-bar", "mqqt-baz");
    adapter.stop();
    inbound.stop();
}