1 package at.ac.tuwien.sbc.valesriegler.waiter.jms.messageListeners;
3 import javax.jms.Connection;
4 import javax.jms.DeliveryMode;
5 import javax.jms.JMSException;
6 import javax.jms.Message;
7 import javax.jms.MessageListener;
8 import javax.jms.MessageProducer;
9 import javax.jms.ObjectMessage;
10 import javax.jms.Session;
12 import org.apache.activemq.ActiveMQConnectionFactory;
13 import org.slf4j.Logger;
14 import org.slf4j.LoggerFactory;
16 import at.ac.tuwien.sbc.valesriegler.cook.actions.OrderInfo;
17 import at.ac.tuwien.sbc.valesriegler.types.OrderStatus;
18 import at.ac.tuwien.sbc.valesriegler.waiter.actions.DeliverOrder;
19 import at.ac.tuwien.sbc.valesriegler.waiter.jms.JMSWaiter;
22 * Listener listening on the CookedOrders MQ, handling all incomming messages.
27 public class CookedOrders implements MessageListener {
28 private static final Logger log = LoggerFactory.getLogger(CookedOrders.class);
29 private final JMSWaiter waiter;
31 public CookedOrders(JMSWaiter waiter) {
36 public void onMessage(Message msg) {
38 synchronized (waiter) {
40 if (msg instanceof ObjectMessage) {
41 ObjectMessage objMsg = (ObjectMessage) msg;
42 Object obj = objMsg.getObject();
44 if (obj instanceof OrderInfo) {
45 OrderInfo orderinfo = (OrderInfo) obj;
46 log.debug("Received: " + orderinfo);
48 // generate random delay
49 Thread.sleep((long) (Math.random() * 10000));
51 ActiveMQConnectionFactory connectionFactory = new ActiveMQConnectionFactory(waiter.getCONNECTSTRING());
52 Connection connection = connectionFactory.createConnection();
54 Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
56 // inform Group + Pizzeria
57 MessageProducer informGroup = session.createProducer(session.createQueue("GroupConnector"));
58 informGroup.setDeliveryMode(DeliveryMode.NON_PERSISTENT);
59 DeliverOrder deliverorder = new DeliverOrder(orderinfo.getGroupdata(), waiter.getId());
60 deliverorder.getGroupdata().getOrder().setStatus(OrderStatus.DELIVERED);
61 informGroup.send(session.createObjectMessage(deliverorder));
63 MessageProducer informPizzeria = session.createProducer(session.createQueue("PizzeriaConnector"));
64 informPizzeria.setDeliveryMode(DeliveryMode.NON_PERSISTENT);
65 informPizzeria.send(session.createObjectMessage(deliverorder));
70 log.warn("Received unknown Object: " + obj);
73 log.warn("Received unknown Message: " + msg);
76 } catch (JMSException e) {
77 log.error("EXCEPTION!", e);
78 } catch (InterruptedException e) {
79 log.error("EXCEPTION!", e);