Examples with ObjectMessage javax.jms.ObjectMessage used on opensource projects

Example 26 with ObjectMessage

use of javax.jms.ObjectMessage in project tomee by apache.

the class JmsTest method createSender.

@SuppressWarnings("unchecked")
private synchronized void createSender(final Connection connection, final Destination requestQueue) throws JMSException {
    Session session = null;
    MessageProducer producer = null;
    MessageConsumer consumer = null;
    try {
        // create request
        final Map<String, Object> request = new TreeMap<String, Object>();
        request.put("args", new Object[] { "cheese" });
        // create a new temp response queue
        session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
        final Destination responseQueue = session.createTemporaryQueue();
        // Create a request messages
        final ObjectMessage requestMessage = session.createObjectMessage();
        requestMessage.setJMSReplyTo(responseQueue);
        requestMessage.setObject((Serializable) request);
        // Send the request message
        producer = session.createProducer(requestQueue);
        producer.send(requestMessage);
        // wait for the response message
        consumer = session.createConsumer(responseQueue);
        final Message message = consumer.receive(30000);
        // verify message
        assertNotNull("Did not get a response message", message);
        assertTrue("Response message is not an ObjectMessage", message instanceof ObjectMessage);
        final ObjectMessage responseMessage = (ObjectMessage) message;
        final Serializable object = responseMessage.getObject();
        assertNotNull("Response ObjectMessage contains a null object");
        assertTrue("Response ObjectMessage does not contain an instance of Map", object instanceof Map);
        final Map<String, String> response = (Map<String, String>) object;
        // process results
        final String returnValue = response.get("return");
        assertEquals("test-cheese", returnValue);
    } finally {
        MdbUtil.close(consumer);
        MdbUtil.close(producer);
        MdbUtil.close(session);
    }
}

Example 27 with ObjectMessage

use of javax.jms.ObjectMessage in project tomee by apache.

the class MdbInvoker method onMessage.

public void onMessage(final Message message) {
    if (!(message instanceof ObjectMessage))
        return;
    try {
        final Session session = getSession();
        if (session == null)
            throw new IllegalStateException("Invoker has been destroyed");
        if (message == null)
            throw new NullPointerException("request message is null");
        if (!(message instanceof ObjectMessage))
            throw new IllegalArgumentException("Expected a ObjectMessage request but got a " + message.getClass().getName());
        final ObjectMessage objectMessage = (ObjectMessage) message;
        final Serializable object = objectMessage.getObject();
        if (object == null)
            throw new NullPointerException("object in ObjectMessage is null");
        if (!(object instanceof Map)) {
            if (message instanceof ObjectMessage)
                throw new IllegalArgumentException("Expected a Map contained in the ObjectMessage request but got a " + object.getClass().getName());
        }
        final Map request = (Map) object;
        final String signature = (String) request.get("method");
        final Method method = signatures.get(signature);
        final Object[] args = (Object[]) request.get("args");
        boolean exception = false;
        Object result = null;
        try {
            result = method.invoke(target, args);
        } catch (final IllegalAccessException e) {
            result = e;
            exception = true;
        } catch (final InvocationTargetException e) {
            result = e.getCause();
            if (result == null)
                result = e;
            exception = true;
        }
        MessageProducer producer = null;
        try {
            // create response
            final Map<String, Object> response = new TreeMap<String, Object>();
            if (exception) {
                response.put("exception", "true");
            }
            response.put("return", result);
            // create response message
            final ObjectMessage resMessage = session.createObjectMessage();
            resMessage.setJMSCorrelationID(objectMessage.getJMSCorrelationID());
            resMessage.setObject((Serializable) response);
            // send response message
            producer = session.createProducer(objectMessage.getJMSReplyTo());
            producer.send(resMessage);
        } catch (final Exception e) {
            e.printStackTrace();
        } finally {
            MdbUtil.close(producer);
            destroy();
        }
    } catch (final Throwable e) {
        e.printStackTrace();
    }
}

Example 28 with ObjectMessage

use of javax.jms.ObjectMessage in project vcell by virtualcell.

the class VCMessageJms method show.

public String show() {
    StringBuffer buffer = new StringBuffer();
    try {
        java.util.Enumeration enum1 = jmsMessage.getPropertyNames();
        while (enum1.hasMoreElements()) {
            String propName = (String) enum1.nextElement();
            try {
                String value = jmsMessage.getStringProperty(propName);
                buffer.append(" " + propName + "='" + value + "'");
            } catch (MessagePropertyNotFoundException ex) {
                // definitely should not happen
                delegate.onException(ex);
            }
        }
        int maxContentLength = 120;
        if (jmsMessage instanceof TextMessage) {
            buffer.append("  textContent='");
            String textContent = ((TextMessage) jmsMessage).getText();
            if (textContent != null && textContent.length() > maxContentLength) {
                buffer.append(textContent.substring(0, maxContentLength - 3) + "...");
            } else {
                buffer.append(textContent);
            }
            buffer.append("'");
        } else if (jmsMessage instanceof ObjectMessage) {
            buffer.append("  objectContent='");
            String text = "" + ((ObjectMessage) jmsMessage).getObject();
            if (text.length() > maxContentLength) {
                buffer.append(text.substring(0, maxContentLength - 3) + "...");
            } else {
                buffer.append(text);
            }
            buffer.append("'");
        }
    } catch (JMSException e) {
        e.printStackTrace(System.out);
        throw new RuntimeException(e.getMessage(), e);
    }
    return buffer.toString();
}

Example 29 with ObjectMessage

use of javax.jms.ObjectMessage in project ArachneCentralAPI by OHDSI.

the class BaseDataNodeMessagingController method saveCommonEntity.

private void saveCommonEntity(Principal principal, String id, Serializable object) throws PermissionDeniedException {
    DataNode dataNode = getDatanode(principal);
    String queueBase = MessagingUtils.Entities.getBaseQueue(dataNode);
    String responseQueue = getResponseQueueName(queueBase);
    jmsTemplate.send(responseQueue, session -> {
        ObjectMessage message = session.createObjectMessage(object);
        message.setJMSCorrelationID(id);
        return message;
    });
}

Example 30 with ObjectMessage

use of javax.jms.ObjectMessage in project ArachneCentralAPI by OHDSI.

the class BaseDataNodeMessagingController method saveListResponse.

/**
 * Posts responses for for CommonEntity list requests
 * (for pushing by Node's back)
 */
@RequestMapping(value = "/api/v1/data-nodes/entity-lists/responses", method = POST)
public void saveListResponse(@RequestBody @Valid CommonListEntityResponseDTO commonListEntityResponseDTO, Principal principal) throws PermissionDeniedException {
    DataNode dataNode = getDatanode(principal);
    String responseQueue = getResponseQueueName(MessagingUtils.EntitiesList.getBaseQueue(dataNode));
    List<CommonEntityDTO> response = (List<CommonEntityDTO>) commonListEntityResponseDTO.getEntities();
    for (String correlationId : commonListEntityResponseDTO.getRequestIds()) {
        jmsTemplate.send(responseQueue, session -> {
            ObjectMessage message = session.createObjectMessage((Serializable) response);
            message.setJMSCorrelationID(correlationId);
            return message;
        });
    }
}