1 package at.ac.tuwien.sbc.valesriegler.group;
3 import org.slf4j.Logger;
4 import org.slf4j.LoggerFactory;
6 import at.ac.tuwien.sbc.valesriegler.group.actions.OrderRequest;
7 import at.ac.tuwien.sbc.valesriegler.group.actions.TableRequest;
8 import at.ac.tuwien.sbc.valesriegler.types.GroupData;
9 import at.ac.tuwien.sbc.valesriegler.types.GroupState;
10 import at.ac.tuwien.sbc.valesriegler.types.Order;
11 import at.ac.tuwien.sbc.valesriegler.types.Table;
13 // class doing all the Group related work as required.
14 public class Group implements Runnable {
15 private static final Logger log = LoggerFactory.getLogger(Group.class);
16 private static int idNext = -1; // TODO: set to 0 after debugging!
18 final private GroupData groupData;
20 public GroupData getGroupData() {
25 groupData = new GroupData(++idNext);
30 log.debug("Thread started for:" + this);
32 Thread.sleep((long) (Math.random() * 10000));
34 switch (groupData.getState()) {
36 // TODO : may not happen!
39 GroupAgent.getInstance().getGroupcomm().send(new TableRequest(groupData));
42 GroupAgent.getInstance().getGroupcomm().send(new OrderRequest(groupData));
49 case EATING:// just wait some more and request bill.
50 // MessageProducer wantToPay =
51 // session.createProducer(session.createQueue("WantToPay"));
52 // wantToPay.setDeliveryMode(DeliveryMode.NON_PERSISTENT);
53 // wantToPay.send(session.createObjectMessage(this));
55 case PAY:// leave table
56 // MessageProducer wantToLeave =
57 // session.createProducer(session.createQueue("LeftPizzaria"));
58 // wantToLeave.setDeliveryMode(DeliveryMode.NON_PERSISTENT);
59 // wantToLeave.send(session.createObjectMessage(this));
67 } catch (InterruptedException e) {
72 // lets go to the pizzaria.
73 public void goGrabSomeFood() {
74 log.debug("goGrabSomeFood(): " + this);
75 groupData.setState(GroupState.WAITING);
76 new Thread(this).start();
79 // get a table assigned by a waiter.
80 public void assignTable(Table t, int waiterID) {
81 groupData.setState(GroupState.SITTING);
82 groupData.setTable(t);
83 groupData.setTableWaiter(waiterID);
84 new Thread(this).start();
85 log.debug("assignTable(): " + this);
88 // ask the group to send their order.
90 groupData.setState(GroupState.ORDER_PENDING);
91 new Thread(this).start();
92 log.debug("order(): " + this);
95 // Waiter telling group he/she forwarded the order.
96 public void orderReceived(int waiter) {
97 groupData.setState(GroupState.ORDERED);
98 groupData.setOrderWaiter(waiter);
99 new Thread(this).start();
100 log.debug("orderReceived(): " + this);
103 // pizzas are here! nom nom nom
104 public void deliverPizzas(Order order, int waiter) {
105 groupData.setState(GroupState.EATING);
106 groupData.setOrder(order);
107 groupData.setPizzaWaiter(waiter);
108 new Thread(this).start();
109 log.debug("bringOrderedPizzas(): " + this);