2 * Copyright (C) 2016 Roland Haeder
4 * This program is free software: you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation, either version 3 of the License, or
7 * (at your option) any later version.
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
14 * You should have received a copy of the GNU General Public License
15 * along with this program. If not, see <http://www.gnu.org/licenses/>.
17 package org.mxchange.jjobs.beans.addressbook;
19 import java.text.MessageFormat;
20 import java.util.Calendar;
21 import java.util.Collections;
22 import java.util.GregorianCalendar;
23 import java.util.LinkedList;
24 import java.util.List;
25 import java.util.Objects;
26 import javax.annotation.PostConstruct;
27 import javax.enterprise.context.SessionScoped;
28 import javax.enterprise.event.Event;
29 import javax.enterprise.event.Observes;
30 import javax.enterprise.inject.Any;
31 import javax.faces.view.facelets.FaceletException;
32 import javax.inject.Inject;
33 import javax.inject.Named;
34 import javax.naming.Context;
35 import javax.naming.InitialContext;
36 import javax.naming.NamingException;
37 import org.mxchange.addressbook.events.addressbook.AddressbookLoadedEvent;
38 import org.mxchange.addressbook.events.addressbook.LoadedAddressbookEvent;
39 import org.mxchange.addressbook.exceptions.AddressbookNameAlreadyUsedException;
40 import org.mxchange.addressbook.exceptions.AddressbookNotFoundException;
41 import org.mxchange.addressbook.model.addressbook.Addressbook;
42 import org.mxchange.addressbook.model.addressbook.AddressbookSessionBeanRemote;
43 import org.mxchange.addressbook.model.addressbook.UserAddressbook;
44 import org.mxchange.addressbook.model.addressbook.entry.AddressbookEntry;
45 import org.mxchange.jjobs.beans.login.UserLoginWebSessionController;
46 import org.mxchange.jusercore.events.login.UserLoggedInEvent;
47 import org.mxchange.jusercore.model.user.User;
50 * An address book bean (controller)
52 * @author Roland Haeder<roland@mxchange.org>
54 @Named ("addressbookController")
56 public class AddressbookWebSessionBean implements AddressbookWebSessionController {
61 private static final long serialVersionUID = 185_781_756_712_969L;
64 * Address book instance
66 private Addressbook addressbook;
69 * Remote address book bean
71 private AddressbookSessionBeanRemote addressbookBean;
74 * When this address book has been created
76 private Calendar addressbookCreated;
79 * Address book id number (from URL for example)
81 private Long addressbookId;
84 * Name of the address book
86 private String addressbookName;
89 * Who owns this address book
91 private User addressbookUser;
94 * Event fired when user has logged in
98 private Event<AddressbookLoadedEvent> loadedEvent;
104 private UserLoginWebSessionController loginController;
107 * A list of all user's address books
109 private List<Addressbook> usersAddressbooks;
112 * Default constructor
114 public AddressbookWebSessionBean () {
117 // Get initial context
118 Context context = new InitialContext();
121 this.addressbookBean = (AddressbookSessionBeanRemote) context.lookup("ejb/stateless-addressbook"); //NOI18N
122 } catch (final NamingException e) {
124 throw new FaceletException(e);
129 public String addAddressbook () {
130 // Is this name already used?
131 if (!this.loginController.isUserLoggedIn()) {
133 throw new FaceletException("This method can only be called as logged-in user."); //NOI18N
134 } else if (this.getAddressbookName() == null) {
135 // Address book name is null
136 throw new NullPointerException("addressbookName is null"); //NOI18N
137 } else if (this.getAddressbookName().isEmpty()) {
138 // Address book name is empty
139 throw new IllegalStateException("addressbookName is empty."); //NOI18N
140 } else if (this.isAddressbookNameUsed(this.getAddressbookName())) {
141 // Already used by this user
142 throw new FaceletException(MessageFormat.format("Address book name {0} already used.", this.getAddressbookName())); //NOI18N
145 // Create address book instance with name
146 Addressbook book = new UserAddressbook(this.getAddressbookName(), this.loginController.getLoggedInUser(), new GregorianCalendar());
149 // Register this address book
150 Addressbook updatedAddressbook = this.addressbookBean.createAddressbook(book);
153 this.setAddressbookName(null);
155 // Add address book entry to list
156 this.usersAddressbooks.add(updatedAddressbook);
159 return "login_own_addressbooks"; //NOI18N
160 } catch (final AddressbookNameAlreadyUsedException ex) {
161 // Throw again as cause
162 throw new FaceletException(ex);
167 public void afterAddressbookLoadedEvent (final @Observes AddressbookLoadedEvent event) {
168 // event should not be null
171 throw new NullPointerException("event is null"); //NOI18N
172 } else if (event.getAddressbook() == null) {
174 throw new NullPointerException("event.addressbook is null"); //NOI18N
175 } else if (event.getAddressbook().getAddressbookId() == null) {
177 throw new NullPointerException("event.addressbook.addressbookId is null"); //NOI18N
178 } else if (event.getAddressbook().getAddressbookId() < 1) {
180 throw new IllegalArgumentException(MessageFormat.format("Address book instance {0} has invalid id number: {1}", event.getAddressbook(), event.getAddressbook().getAddressbookId())); //NOI18N
181 } else if (event.getAddressbook().getAddressbookUser() == null) {
183 throw new NullPointerException("event.addressbook.addressbookUser is null"); //NOI18N
186 // Get address book instance
187 Addressbook book = event.getAddressbook();
189 // Set address book data
190 this.setAddressbookId(book.getAddressbookId());
191 this.setAddressbookName(book.getAddressbookName());
192 this.setAddressbookUser(book.getAddressbookUser());
193 this.setAddressbookCreated(book.getAddressbookCreated());
196 this.setAddressbook(book);
200 public void afterLoginEvent (final @Observes UserLoggedInEvent event) {
201 // Is the user logged in?
204 throw new NullPointerException("event is null"); //NOI18N
205 } else if (event.getUser() == null) {
207 throw new NullPointerException("event.user is null"); //NOI18N
208 } else if (!event.getUser().equals(this.loginController.getLoggedInUser())) {
210 throw new IllegalStateException("event.user and loginController.loggedInUser don't match."); //NOI18N
211 } else if (!this.loginController.isUserLoggedIn()) {
213 throw new FaceletException("This method can only be called as logged-in user."); //NOI18N
216 // Init user's address book list
217 this.initAddressbookList();
221 public List<Addressbook> allAddressbooks () {
222 // Is the user logged in?
223 if (!this.loginController.isUserLoggedIn()) {
225 throw new FaceletException("This method can only be called as logged-in user."); //NOI18N
228 return Collections.unmodifiableList(this.usersAddressbooks);
232 public List<AddressbookEntry> allEntries (final Addressbook addressbook) {
233 // Is the user logged in?
234 if (!this.loginController.isUserLoggedIn()) {
236 throw new FaceletException("This method can only be called as logged-in user."); //NOI18N
240 return this.addressbookBean.allEntries(addressbook);
244 public int allEntriesSize (final Addressbook addressbook) {
246 return this.allEntries(addressbook).size();
250 public List<User> allUsersNotSharing () {
251 // Is the user logged in?
252 if (!this.loginController.isUserLoggedIn()) {
254 throw new FaceletException("This method can only be called as logged-in user."); //NOI18N
258 return this.addressbookBean.allUsersNotSharing(this.loginController.getLoggedInUser(), this.getAddressbook());
262 public Addressbook getAddressbook () {
263 return this.addressbook;
267 public void setAddressbook (final Addressbook addressbook) {
268 this.addressbook = addressbook;
272 public Calendar getAddressbookCreated () {
273 return this.addressbookCreated;
277 public void setAddressbookCreated (final Calendar addressbookCreated) {
278 this.addressbookCreated = addressbookCreated;
282 public Long getAddressbookId () {
283 return this.addressbookId;
287 public void setAddressbookId (final Long addressbookId) {
288 this.addressbookId = addressbookId;
292 public String getAddressbookName () {
293 return this.addressbookName;
297 public void setAddressbookName (final String addressbookName) {
298 this.addressbookName = addressbookName;
302 public User getAddressbookUser () {
303 return this.addressbookUser;
307 public void setAddressbookUser (final User addressbookUser) {
308 this.addressbookUser = addressbookUser;
312 public boolean hasCreatedAddressbooks () {
313 // Is the user logged in?
314 if (!this.loginController.isUserLoggedIn()) {
316 throw new FaceletException("This method can only be called as logged-in user."); //NOI18N
319 // Check if the list is filled
320 return (!this.usersAddressbooks.isEmpty());
324 * Post-initialization of this class
327 public void init () {
329 this.usersAddressbooks = new LinkedList<>();
331 // Is the user logged-in?
332 if (this.loginController.isUserLoggedIn()) {
334 this.initAddressbookList();
337 // TODO Initialize list from bean with just one call
338 //this.addressbookBean.getUserCountMap()
342 public boolean isAddressbookLoaded () {
343 return ((this.getAddressbookId() instanceof Long)
344 && (this.getAddressbookName() instanceof String)
345 && (!this.getAddressbookName().isEmpty())
346 && (this.getAddressbookUser() instanceof User));
350 public boolean isAddressbookNameUsed (final String addressbookName) {
352 if (null == addressbookName) {
354 throw new NullPointerException("addressbookName is null"); //NOI18N
355 } else if (this.usersAddressbooks.isEmpty()) {
360 // Default is not found
361 boolean isFound = false;
364 for (final Addressbook book : this.usersAddressbooks) {
366 if (book.getAddressbookName().equals(addressbookName)) {
378 public boolean isOtherAddressbook () {
379 // Just call the other method and invert it
380 return (!this.isOwnAddressbook());
384 public boolean isOwnAddressbook () {
385 // Is the user logged in?
386 if (!this.loginController.isUserLoggedIn()) {
387 // No, then no own address book
388 throw new IllegalStateException("isOwnAddressbook() has been invoked for a guest account"); //NOI18N
392 return Objects.equals(this.getAddressbookUser(), this.loginController.getLoggedInUser());
396 public boolean loadAddressbook () {
397 // Check if the id is set
398 if (this.getAddressbookId() == null) {
400 throw new NullPointerException("this.addressbookId is null");
401 } else if (this.getAddressbookId() < 1) {
403 throw new IllegalStateException(MessageFormat.format("this.addressbook={0} is invalid", this.getAddressbookId()));
406 // Default is not found
407 boolean isFound = false;
410 // Then try to look it up
411 Addressbook a = this.addressbookBean.getAddressbookById(this.getAddressbookId());
414 this.loadedEvent.fire(new LoadedAddressbookEvent(a));
418 } catch (final AddressbookNotFoundException ex) {
420 throw new FaceletException(ex);
428 * Initializes the user user's address book list
430 private void initAddressbookList () {
432 User user = this.loginController.getLoggedInUser();
434 // Fill list with entries
435 this.usersAddressbooks = this.addressbookBean.getUsersAddressbookList(user);