| 1 | // Copyright 2004-2007 Jean-Francois Poilpret |
| 2 | // |
| 3 | // Licensed under the Apache License, Version 2.0 (the "License"); |
| 4 | // you may not use this file except in compliance with the License. |
| 5 | // You may obtain a copy of the License at |
| 6 | // |
| 7 | // http://www.apache.org/licenses/LICENSE-2.0 |
| 8 | // |
| 9 | // Unless required by applicable law or agreed to in writing, software |
| 10 | // distributed under the License is distributed on an "AS IS" BASIS, |
| 11 | // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 12 | // See the License for the specific language governing permissions and |
| 13 | // limitations under the License. |
| 14 | |
| 15 | package net.sourceforge.hiveboard.view; |
| 16 | |
| 17 | import java.util.Comparator; |
| 18 | |
| 19 | import net.sourceforge.hiveboard.Account; |
| 20 | import net.sourceforge.hiveboard.Event; |
| 21 | import net.sourceforge.hiveboard.EventType; |
| 22 | import net.sourceforge.hiveboard.event.ConstraintEventFilter; |
| 23 | import net.sourceforge.hiveboard.event.Constraints; |
| 24 | import net.sourceforge.hiveboard.event.EventsPriorities; |
| 25 | import net.sourceforge.hiveboard.event.PersistentDeferredConsumer; |
| 26 | import net.sourceforge.hiveboard.model.AccountRepository; |
| 27 | import net.sourceforge.hiveevents.Channel; |
| 28 | import net.sourceforge.hiveevents.Filter; |
| 29 | import net.sourceforge.hivegui.table.DefaultDataListModel; |
| 30 | |
| 31 | public class AccountListModel extends DefaultDataListModel<Account> |
| 32 | { |
| 33 | public AccountListModel(AccountRepository repository, Channel<Event> eventChannel) |
| 34 | { |
| 35 | super(Account.class, new AccountComparator()); |
| 36 | setRows(repository.getAccounts()); |
| 37 | |
| 38 | // Add events listeners |
| 39 | int priority = EventsPriorities.ACCOUNT_LIST_UPDATE; |
| 40 | String constraint; |
| 41 | constraint = Constraints.eventType(EventType.EVT_CREATE_ACCOUNT); |
| 42 | Filter<Event> filter = new ConstraintEventFilter(constraint); |
| 43 | PersistentDeferredConsumer consumer = new PersistentDeferredConsumer() |
| 44 | { |
| 45 | @Override protected void pushEvent(Event event) |
| 46 | { |
| 47 | addRow(event.getAccount()); |
| 48 | } |
| 49 | }; |
| 50 | eventChannel.registerPushConsumer(priority, filter, consumer); |
| 51 | |
| 52 | constraint = Constraints.eventType(EventType.EVT_MODIFY_ACCOUNT); |
| 53 | filter = new ConstraintEventFilter(constraint); |
| 54 | consumer = new PersistentDeferredConsumer() |
| 55 | { |
| 56 | @Override protected void pushEvent(Event event) |
| 57 | { |
| 58 | setRow(findAccount(event.getWho()), event.getAccount()); |
| 59 | } |
| 60 | }; |
| 61 | eventChannel.registerPushConsumer(priority, filter, consumer); |
| 62 | |
| 63 | constraint = Constraints.eventType(EventType.EVT_LOGIN, EventType.EVT_LOGOUT); |
| 64 | filter = new ConstraintEventFilter(constraint); |
| 65 | consumer = new PersistentDeferredConsumer() |
| 66 | { |
| 67 | @Override protected void pushEvent(Event event) |
| 68 | { |
| 69 | int index = findAccount(event.getWho()); |
| 70 | fireRowsModified(index, index); |
| 71 | } |
| 72 | }; |
| 73 | eventChannel.registerPushConsumer(priority, filter, consumer); |
| 74 | |
| 75 | constraint = Constraints.eventType(EventType.EVT_DESTROY_ACCOUNT); |
| 76 | filter = new ConstraintEventFilter(constraint); |
| 77 | consumer = new PersistentDeferredConsumer() |
| 78 | { |
| 79 | @Override protected void pushEvent(Event event) |
| 80 | { |
| 81 | removeRow(findAccount(event.getWho())); |
| 82 | } |
| 83 | }; |
| 84 | eventChannel.registerPushConsumer(priority, filter, consumer); |
| 85 | } |
| 86 | |
| 87 | private int findAccount(int id) |
| 88 | { |
| 89 | int index = 0; |
| 90 | for (Account account: _items) |
| 91 | { |
| 92 | if (account.getId() == id) |
| 93 | { |
| 94 | return index; |
| 95 | } |
| 96 | index++; |
| 97 | } |
| 98 | return -1; |
| 99 | } |
| 100 | |
| 101 | static private class AccountComparator implements Comparator<Account> |
| 102 | { |
| 103 | public int compare(Account a1, Account a2) |
| 104 | { |
| 105 | int diff = a1.getVisa().compareTo(a2.getVisa()); |
| 106 | if (diff != 0) |
| 107 | { |
| 108 | return diff; |
| 109 | } |
| 110 | return a1.getId() - a2.getId(); |
| 111 | } |
| 112 | } |
| 113 | } |