1 /*
2 * *************************************************************************************************************************************************************
3 *
4 * blueHour: open source accounting
5 * http://tidalwave.it/projects/bluehour
6 *
7 * Copyright (C) 2013 - 2024 by Tidalwave s.a.s. (http://tidalwave.it)
8 *
9 * *************************************************************************************************************************************************************
10 *
11 * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License.
12 * You may obtain a copy of the License at
13 *
14 * http://www.apache.org/licenses/LICENSE-2.0
15 *
16 * Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
17 * CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License.
18 *
19 * *************************************************************************************************************************************************************
20 *
21 * git clone https://bitbucket.org/tidalwave/bluehour-src
22 * git clone https://github.com/tidalwave-it/bluehour-src
23 *
24 * *************************************************************************************************************************************************************
25 */
26 package it.tidalwave.accounting.impl;
27
28 import javax.annotation.Nonnull;
29 import java.io.IOException;
30 import org.springframework.stereotype.Component;
31 import it.tidalwave.accounting.commons.AccountingOpenRequest;
32 import it.tidalwave.accounting.commons.AccountingOpenedEvent;
33 import it.tidalwave.accounting.model.Accounting;
34 import it.tidalwave.message.PowerOnEvent;
35 import it.tidalwave.util.annotation.VisibleForTesting;
36 import it.tidalwave.dci.annotation.DciContext;
37 import it.tidalwave.messagebus.MessageBus;
38 import it.tidalwave.messagebus.annotation.ListensTo;
39 import it.tidalwave.messagebus.annotation.SimpleMessageSubscriber;
40 import lombok.RequiredArgsConstructor;
41 import lombok.extern.slf4j.Slf4j;
42 import static it.tidalwave.accounting.role.Loadable._Loadable_;
43
44 /***************************************************************************************************************************************************************
45 *
46 * @stereotype Controller
47 *
48 * This business controller manages the life cycle of the {@link Accounting} instance, loading it during the
49 * initialization.
50 *
51 * @author Fabrizio Giudici
52 *
53 **************************************************************************************************************************************************************/
54 @Component @RequiredArgsConstructor @DciContext @SimpleMessageSubscriber @Slf4j
55 public class DefaultAccountingController
56 {
57 @Nonnull
58 private final MessageBus messageBus;
59
60 // Don't use @Nonnull or Lombok will try to initialize it in the constructor
61 private Accounting accounting;
62
63 /***********************************************************************************************************************************************************
64 * Loads the {@link Accounting} at initialization.
65 **********************************************************************************************************************************************************/
66 @VisibleForTesting void onInitialize (@ListensTo final PowerOnEvent event)
67 {
68 try
69 {
70 log.info("onInitialize({})", event);
71 accounting = Accounting.createNew().as(_Loadable_).load();
72 messageBus.publish(new AccountingOpenedEvent(accounting));
73 }
74 catch (IOException e)
75 {
76 throw new RuntimeException(e);
77 }
78 }
79
80 /***********************************************************************************************************************************************************
81 * Reply with a message carrying a reference to the {@link Accounting} instance.
82 **********************************************************************************************************************************************************/
83 @VisibleForTesting void onAccountingOpenRequest (@Nonnull @ListensTo final AccountingOpenRequest request)
84 {
85 // already done at this point, just send a response
86 messageBus.publish(new AccountingOpenedEvent(accounting));
87 }
88 }