Examples of javax.jms.MapMessage

javax.jms.MapMessage
@version $Rev: 46019 $ $Date: 2004-09-14 03:56:06 -0600 (Tue, 14 Sep 2004) $

            BytesMessage result = session.createBytesMessage();
            result.writeBytes((byte[])body);
            return result;
        }
        if (body instanceof Map) {
            MapMessage result = session.createMapMessage();
            Map<?, ?> map = (Map<?, ?>)body;
            try {
                populateMapMessage(result, map, context);
                return result;
            } catch (JMSException e) {
                // if MapMessage creation failed then fall back to Object Message
                LOG.warn("Can not populate MapMessage will fall back to ObjectMessage, cause by: " + e.getMessage());
            }
        }
        if (body instanceof String) {
            return session.createTextMessage((String)body);
        }
        if (body instanceof File || body instanceof Reader || body instanceof InputStream || body instanceof ByteBuffer) {
            BytesMessage result = session.createBytesMessage();
            byte[] bytes = context.getTypeConverter().convertTo(byte[].class, body);
            result.writeBytes(bytes);
            return result;
        }
        if (body instanceof Serializable) {
            return session.createObjectMessage((Serializable)body);
        }

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                dataOut.close();
            }
            return NIOConverter.toByteBuffer(bytesOut.toByteArray());
        }
        if (message instanceof MapMessage) {
            final MapMessage msg = (MapMessage)message;
            final ByteArrayOutputStream bytesOut = new ByteArrayOutputStream();
            final DataOutputStream dataOut = new DataOutputStream(bytesOut);
            for (final Enumeration en = msg.getMapNames(); en.hasMoreElements();) {
                final Object obj = msg.getObject(en.nextElement().toString());
                writeData(dataOut, obj);
            }
            dataOut.close();
            return NIOConverter.toByteBuffer(bytesOut.toByteArray());
        }

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            conn.start();
            Session session = conn.createSession(true, Session.AUTO_ACKNOWLEDGE);
            QueueBrowser browser = session.createBrowser(queue, "accountNumber = '" + accountNumber + "'");
            Enumeration msgs = browser.getEnumeration();
            if (msgs.hasMoreElements()) {
                MapMessage msg = (MapMessage)msgs.nextElement();
                float balance = msg.getFloat("balance");
                conn.close();
                return balance;
            } else {
                conn.close();
                throw new AccountNotFoundException(accountNumber);

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            Message msg = consumer.receive(1000);
            if (msg == null) {
                conn.close();
                throw new AccountNotFoundException(accountNumber);
            }
            MapMessage map = session.createMapMessage();
            map.setStringProperty("accountNumber", accountNumber);
            map.setFloatProperty("balance", balance);


            map.setString("accountNumber", accountNumber);
            map.setFloat("balance", balance);


            MessageProducer producer = session.createProducer(queue);
            producer.send(map);
            conn.close();

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        ActiveMQConnectionFactory connFac = new ActiveMQConnectionFactory(url);
        Connection conn = connFac.createConnection();
        ActiveMQSession session = (ActiveMQSession)conn.createSession(true, Session.AUTO_ACKNOWLEDGE);
        queue = session.createQueue("CheckAccounts");
        MessageProducer producer = session.createProducer(queue);
        MapMessage map = session.createMapMessage();


        for (int i = 0; i < 3; i++) {
            String accountNumber = "C00" + (i + 1);
            float balance = (float)(1000.0 + Math.random() * 200.0);
            map.setStringProperty("accountNumber", accountNumber);
            map.setFloatProperty("balance", balance);


            map.setString("accountNumber", accountNumber);
            map.setFloat("balance", balance);


            producer.send(map);
        }
        session.commit();
        conn.close();

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                Session.AUTO_ACKNOWLEDGE);
        Destination destination = session.createTopic(TOPIC_NAME);
        MessageConsumer consumer = session.createConsumer(destination);


        // wait till you get atleast one message
        MapMessage m;
        for (m = null; m == null;) {
            m = (MapMessage) consumer.receive();
        }
        System.out.println("Consumed: " + m.toString());
        assertMessage(m);
        Assert.assertEquals(m.getString(ARG.feedInstancePaths.getArgName()),
                "/falcon/feed/agg-logs/path1/2010/10/10/20");


        for (m = null; m == null;) {
            m = (MapMessage) consumer.receive();
        }
        System.out.println("Consumed: " + m.toString());
        assertMessage(m);
        Assert.assertEquals(m.getString(ARG.feedInstancePaths.getArgName()),
                "/falcon/feed/agg-logs/path1/2010/10/10/21");


        for (m = null; m == null;) {
            m = (MapMessage) consumer.receive();
        }
        System.out.println("Consumed: " + m.toString());
        assertMessage(m);
        Assert.assertEquals(m.getString(ARG.feedInstancePaths.getArgName()),
                "/falcon/feed/agg-logs/path1/2010/10/10/22");


        for (m = null; m == null;) {
            m = (MapMessage) consumer.receive();
        }
        System.out.println("Consumed: " + m.toString());
        assertMessage(m);
        Assert.assertEquals(m.getString(ARG.feedInstancePaths.getArgName()),
                "/falcon/feed/agg-logs/path1/2010/10/10/23");


        connection.close();
    }

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                } catch (JMSException e) {
                }


                activeMessage = msg;
            } else if (message instanceof MapMessage) {
                MapMessage mapMsg = (MapMessage)message;
                ActiveMQMapMessage msg = new ActiveMQMapMessage();
                msg.setConnection(connection);
                Enumeration iter = mapMsg.getMapNames();


                while (iter.hasMoreElements()) {
                    String name = iter.nextElement().toString();
                    msg.setObject(name, mapMsg.getObject(name));
                }


                activeMessage = msg;
            } else if (message instanceof ObjectMessage) {
                ObjectMessage objMsg = (ObjectMessage)message;

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        endpoint.expectedMessageCount(1);


        jmsTemplate.setPubSubDomain(false);
        jmsTemplate.send("test.map", new MessageCreator() {
            public Message createMessage(Session session) throws JMSException {
                MapMessage mapMessage = session.createMapMessage();
                mapMessage.setString("foo", "abc");
                mapMessage.setString("bar", "xyz");
                return mapMessage;
            }
        });


        endpoint.assertIsSatisfied();

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                message.writeBytes(payload);
            }
            return message;
        }
        case Map: {
            MapMessage message = session.createMapMessage();
            if (body != null) {
                Map<?, ?> payload = context.getTypeConverter().convertTo(Map.class, exchange, body);
                populateMapMessage(message, payload, context);
            }
            return message;
        }
        case Object:
            ObjectMessage message = session.createObjectMessage();
            if (body != null) {
                try {
                    Serializable payload = context.getTypeConverter().mandatoryConvertTo(Serializable.class, exchange, body);
                    message.setObject(payload);
                } catch (NoTypeConversionAvailableException e) {
                    // cannot convert to serializable then thrown an exception to avoid sending a null message
                    JMSException cause = new MessageFormatException(e.getMessage());
                    cause.initCause(e);
                    throw cause;

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                return ex.toString();
            }
        } else if (m instanceof BytesMessage) {
            return jmsBytesBodyAsString(m);
        } else if (m instanceof MapMessage) {
            MapMessage msg = (MapMessage) m;
            HashMap props = new HashMap();


            // Get all MapMessage properties and stuff into a hash table
            try {
                for (Enumeration enu = msg.getMapNames();
                        enu.hasMoreElements();) {
                    String name = (enu.nextElement()).toString();
                    props.put(name, (msg.getObject(name)).toString());
                }


                return props.toString();
            } catch (JMSException ex) {
                return (ex.toString());
            }
        } else if (m instanceof ObjectMessage) {
            ObjectMessage msg = (ObjectMessage) m;
            Object obj = null;


            try {
                obj = msg.getObject();


                if (obj != null) {
                    return obj.toString();
                } else {
                    return "null";

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