2 * Copyright (C) 2015 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.addressbook.beans.addressbook;
19 import java.text.MessageFormat;
20 import java.util.ArrayList;
21 import java.util.Calendar;
22 import java.util.Collections;
23 import java.util.GregorianCalendar;
24 import java.util.List;
25 import java.util.concurrent.ConcurrentHashMap;
26 import java.util.concurrent.ConcurrentMap;
27 import javax.annotation.PostConstruct;
28 import javax.enterprise.context.SessionScoped;
29 import javax.enterprise.event.Observes;
30 import javax.faces.view.facelets.FaceletException;
31 import javax.inject.Inject;
32 import javax.inject.Named;
33 import javax.naming.Context;
34 import javax.naming.InitialContext;
35 import javax.naming.NamingException;
36 import org.mxchange.addressbook.beans.login.UserLoginWebController;
37 import org.mxchange.addressbook.events.addressbook.AddressbookLoadedEvent;
38 import org.mxchange.addressbook.exceptions.AddressbookNameAlreadyUsedException;
39 import org.mxchange.addressbook.model.addressbook.Addressbook;
40 import org.mxchange.addressbook.model.addressbook.AddressbookSessionBeanRemote;
41 import org.mxchange.addressbook.model.addressbook.UserAddressbook;
42 import org.mxchange.addressbook.model.addressbook.entry.AddressbookEntry;
43 import org.mxchange.addressbook.model.addressbook.shared.ShareableAddressbook;
44 import org.mxchange.addressbook.model.addressbook.status.AddressbokStatus;
45 import org.mxchange.jusercore.events.login.UserLoggedInEvent;
46 import org.mxchange.jusercore.model.user.User;
49 * An address book bean (controller)
51 * @author Roland Haeder<roland@mxchange.org>
53 @Named ("addressbookController")
55 public class AddressbookWebBean implements AddressbookWebController {
60 private static final long serialVersionUID = 185_781_756_712_969L;
63 * Remote address book bean
65 private AddressbookSessionBeanRemote addressbookBean;
68 * When this address book has been created
70 private Calendar addressbookCreated;
73 * Address book id number (from URL for example)
75 private Long addressbookId;
78 * Name of the address book
80 private String addressbookName;
83 * Who owns this address book
85 private User addressbookUser;
88 * Map for count of user's shared addresses
90 private static ConcurrentMap<User, Integer> countSharesList;
96 private UserLoginWebController loginController;
99 * A list of all user's shared (with others) address books
101 private List<ShareableAddressbook> sharedAddressbooks;
104 * A list of all user's address books
106 private List<Addressbook> usersAddressbooks;
109 * Default constructor
111 public AddressbookWebBean () {
114 // Get initial context
115 Context context = new InitialContext();
118 this.addressbookBean = (AddressbookSessionBeanRemote) context.lookup("ejb/stateless-addressbook"); //NOI18N
119 } catch (final NamingException e) {
121 throw new FaceletException(e);
125 AddressbookWebBean.countSharesList = new ConcurrentHashMap<>(0);
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 addressbook = new UserAddressbook(this.getAddressbookName());
148 // Set default status to UNLOCKED and owner
149 addressbook.setAddressbookStatus(AddressbokStatus.UNLOCKED);
150 addressbook.setAddressbookUser(this.loginController.getLoggedInUser());
151 addressbook.setAddressbookCreated(new GregorianCalendar());
154 // Register this address book
155 Addressbook updatedAddressbook = this.addressbookBean.createAddressbook(addressbook);
158 this.setAddressbookName(null);
160 // Add address book entry to list
161 this.usersAddressbooks.add(updatedAddressbook);
164 return "login_own_addressbooks"; //NOI18N
165 } catch (final AddressbookNameAlreadyUsedException ex) {
166 // Throw again as cause
167 throw new FaceletException(ex);
172 public void afterAddressbookLoaded (final @Observes AddressbookLoadedEvent event) {
173 // event should not be null
176 throw new NullPointerException("event is null");
177 } else if (event.getAddressbook() == null) {
179 throw new NullPointerException("event.addressbook is null");
180 } else if (event.getAddressbook().getAddressbookId() == null) {
182 throw new NullPointerException("event.addressbook.addressbookId is null");
183 } else if (event.getAddressbook().getAddressbookId() < 1) {
185 throw new IllegalArgumentException("Address book instance " + event.getAddressbook() + " has invalid id number: " + event.getAddressbook().getAddressbookId());
186 } else if (event.getAddressbook().getAddressbookUser() == null) {
188 throw new NullPointerException("event.addressbook.addressbookUser is null");
191 // Get address book instance
192 Addressbook addressbook = event.getAddressbook();
194 // Set address book data
195 this.setAddressbookId(addressbook.getAddressbookId());
196 this.setAddressbookName(addressbook.getAddressbookName());
197 this.setAddressbookUser(addressbook.getAddressbookUser());
198 this.setAddressbookCreated(addressbook.getAddressbookCreated());
202 public List<Addressbook> allAddressbooks () {
203 // Is the user logged in?
204 if (!this.loginController.isUserLoggedIn()) {
206 throw new FaceletException("This method can only be called as logged-in user."); //NOI18N
209 return Collections.unmodifiableList(this.usersAddressbooks);
213 public List<AddressbookEntry> allEntries (final Addressbook addressbook) {
214 // Is the user logged in?
215 if (!this.loginController.isUserLoggedIn()) {
217 throw new FaceletException("This method can only be called as logged-in user."); //NOI18N
221 return this.addressbookBean.allEntries(addressbook);
225 public int allEntriesSize (final Addressbook addressbook) {
227 return this.allEntries(addressbook).size();
231 public List<ShareableAddressbook> allShares () {
232 // Is the user logged in?
233 if (!this.loginController.isUserLoggedIn()) {
235 throw new FaceletException("This method can only be called as logged-in user."); //NOI18N
238 return Collections.unmodifiableList(this.sharedAddressbooks);
242 public Integer countAllUserSharedAddressbooks (final User user) {
244 if (AddressbookWebBean.countSharesList.containsKey(user)) {
246 return AddressbookWebBean.countSharesList.get(user);
249 // Call EJB ("expensive")
250 Integer count = this.addressbookBean.countAllUserSharedAddressbooks(user);
253 AddressbookWebBean.countSharesList.put(user, count);
260 public Calendar getAddressbookCreated () {
261 return this.addressbookCreated;
265 public void setAddressbookCreated (final Calendar addressbookCreated) {
266 this.addressbookCreated = addressbookCreated;
270 public Long getAddressbookId () {
271 return this.addressbookId;
275 public void setAddressbookId (final Long addressbookId) {
276 this.addressbookId = addressbookId;
280 public String getAddressbookName () {
281 return this.addressbookName;
285 public void setAddressbookName (final String addressbookName) {
286 this.addressbookName = addressbookName;
290 public User getAddressbookUser () {
291 return this.addressbookUser;
295 public void setAddressbookUser (final User addressbookUser) {
296 this.addressbookUser = addressbookUser;
300 public boolean hasCreatedAddressbooks () {
301 // Is the user logged in?
302 if (!this.loginController.isUserLoggedIn()) {
304 throw new FaceletException("This method can only be called as logged-in user."); //NOI18N
307 // Check if the list is filled
308 return (!this.usersAddressbooks.isEmpty());
312 public void init () {
314 this.usersAddressbooks = new ArrayList<>(0);
316 // Is the user logged-in?
317 if (this.loginController.isUserLoggedIn()) {
319 this.initAddressbookList();
322 // TODO Initialize list from bean with just one call
323 //this.addressbookBean.getUserCountMap()
327 public boolean isAddressbookNameUsed (final String addressbookName) {
329 if (null == addressbookName) {
331 throw new NullPointerException("addressbookName is null"); //NOI18N
332 } else if (this.usersAddressbooks.isEmpty()) {
337 // Default is not found
338 boolean isFound = false;
341 for (final Addressbook addressbook : this.usersAddressbooks) {
343 if (addressbook.getAddressbookName().equals(addressbookName)) {
355 public void afterLoginEvent (final @Observes UserLoggedInEvent event) {
356 // Is the user logged in?
359 throw new NullPointerException("event is null");
360 } else if (event.getUser() == null) {
362 throw new NullPointerException("event.user is null");
363 } else if (!event.getUser().equals(this.loginController.getLoggedInUser())) {
365 throw new IllegalStateException("event.user and loginController.loggedInUser don't match.");
366 } else if (!this.loginController.isUserLoggedIn()) {
368 throw new FaceletException("This method can only be called as logged-in user."); //NOI18N
371 // Init user's address book list
372 this.initAddressbookList();
376 * Initializes the user user's address book list
378 private void initAddressbookList () {
379 // Fill list with entries
380 this.usersAddressbooks = this.addressbookBean.getUsersList(this.loginController.getLoggedInUser());