src/java/org/mxchange/jjobs/beans/contact/phone/JobsContactPhoneWebSessionBean.java

   1 /*
   2  * Copyright (C) 2016 Roland Haeder
   3  *
   4  * This program is free software: you can redistribute it and/or modify
   5  * it under the terms of the GNU Affero General Public License as
   6  * published by the Free Software Foundation, either version 3 of the
   7  * License, or (at your option) any later version.
   8  *
   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 Affero General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Affero General Public License
  15  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16  */
  17 package org.mxchange.jjobs.beans.contact.phone;
  18
  19 import java.text.MessageFormat;
  20 import java.util.HashMap;
  21 import java.util.LinkedList;
  22 import java.util.List;
  23 import java.util.Map;
  24 import java.util.Objects;
  25 import javax.annotation.PostConstruct;
  26 import javax.enterprise.context.SessionScoped;
  27 import javax.enterprise.event.Observes;
  28 import javax.faces.view.facelets.FaceletException;
  29 import javax.inject.Inject;
  30 import javax.inject.Named;
  31 import javax.naming.Context;
  32 import javax.naming.InitialContext;
  33 import javax.naming.NamingException;
  34 import org.mxchange.jcontacts.contact.Contact;
  35 import org.mxchange.jcontacts.events.contact.add.AdminAddedContactEvent;
  36 import org.mxchange.jcontacts.events.contact.update.AdminUpdatedContactEvent;
  37 import org.mxchange.jjobs.beans.BaseJobsController;
  38 import org.mxchange.jjobs.beans.contact.JobsContactWebSessionController;
  39 import org.mxchange.jjobs.beans.phone.JobsAdminPhoneWebRequestController;
  40 import org.mxchange.jphone.phonenumbers.phone.PhoneSessionBeanRemote;
  41 import org.mxchange.jusercore.events.user.add.AdminAddedUserEvent;
  42
  43 /**
  44  * A general contact phone bean (controller)
  45  * <p>
  46  * @author Roland Haeder<roland@mxchange.org>
  47  */
  48 @Named ("contactPhoneController")
  49 @SessionScoped
  50 public class JobsContactPhoneWebSessionBean extends BaseJobsController implements JobsContactPhoneWebSessionController {
  51
  52         /**
  53          * Serial number
  54          */
  55         private static final long serialVersionUID = 542_145_347_916L;
  56
  57         /**
  58          * Administrative phone controller
  59          */
  60         @Inject
  61         private JobsAdminPhoneWebRequestController adminPhoneController;
  62
  63         /**
  64          * General contact controller
  65          */
  66         @Inject
  67         private JobsContactWebSessionController contactController;
  68
  69         /**
  70          * "Cache" for contact lists, mostly only one is assigned. So this cache
  71          * shouldn't grow beyond control.
  72          */
  73         private final Map<Long, List<Contact>> contacts;
  74
  75         /**
  76          * Remote EJB for phone number (administrative)
  77          */
  78         private PhoneSessionBeanRemote phoneBean;
  79
  80         /**
  81          * Default constructor
  82          */
  83         public JobsContactPhoneWebSessionBean () {
  84                 // Try it
  85                 try {
  86                         // Get initial context
  87                         Context context = new InitialContext();
  88
  89                         // Try to lookup the beans
  90                         this.phoneBean = (PhoneSessionBeanRemote) context.lookup("java:global/jlandingpage-ejb/phone!org.mxchange.jphone.phonenumbers.phone.PhoneSessionBeanRemote"); //NOI18N
  91                 } catch (final NamingException e) {
  92                         // Throw again
  93                         throw new FaceletException(e);
  94                 }
  95
  96                 // Init lists/maps
  97                 this.contacts = new HashMap<>(10);
  98         }
  99
 100         @Override
 101         public void afterAdminAddedContact (@Observes final AdminAddedContactEvent event) {
 102                 // The event must be valid
 103                 if (null == event) {
 104                         // Throw NPE
 105                         throw new NullPointerException("event is null"); //NOI18N
 106                 } else if (event.getAddedContact() == null) {
 107                         // Throw again ...
 108                         throw new NullPointerException("event.addedContact is null"); //NOI18N
 109                 } else if (event.getAddedContact().getContactId() == null) {
 110                         // ... and again
 111                         throw new NullPointerException("event.addedContact.contactId is null"); //NOI18N
 112                 } else if (event.getAddedContact().getContactId() < 1) {
 113                         // Not valid
 114                         throw new IllegalArgumentException(MessageFormat.format("event.addedContact.contactId={0} is not valid", event.getAddedContact().getContactId())); //NOI18N //NOI18N
 115                 }
 116
 117                 // Clear this bean
 118                 this.clear();
 119         }
 120
 121         @Override
 122         public void afterAdminAddedUserEvent (@Observes final AdminAddedUserEvent event) {
 123                 // event should not be null
 124                 if (null == event) {
 125                         // Throw NPE
 126                         throw new NullPointerException("event is null"); //NOI18N
 127                 } else if (event.getAddedUser() == null) {
 128                         // Throw NPE again
 129                         throw new NullPointerException("event.addedUser is null"); //NOI18N
 130                 } else if (event.getAddedUser().getUserId() == null) {
 131                         // userId is null
 132                         throw new NullPointerException("event.addedUser.userId is null"); //NOI18N
 133                 } else if (event.getAddedUser().getUserId() < 1) {
 134                         // Not avalid id
 135                         throw new IllegalArgumentException(MessageFormat.format("userId of user={0} is not valid: {1}", event.getAddedUser(), event.getAddedUser().getUserId())); //NOI18N
 136                 }
 137
 138                 // Clear all data
 139                 this.clear();
 140         }
 141
 142         @Override
 143         public void afterAdminUpdatedContactDataEvent (@Observes final AdminUpdatedContactEvent event) {
 144                 // event should not be null
 145                 if (null == event) {
 146                         // Throw NPE
 147                         throw new NullPointerException("event is null"); //NOI18N
 148                 } else if (event.getUpdatedContact() == null) {
 149                         // Throw NPE again
 150                         throw new NullPointerException("event.updatedContact is null"); //NOI18N
 151                 } else if (event.getUpdatedContact().getContactId() == null) {
 152                         // userId is null
 153                         throw new NullPointerException("event.updatedContact.contactId is null"); //NOI18N
 154                 } else if (event.getUpdatedContact().getContactId() < 1) {
 155                         // Not avalid id
 156                         throw new IllegalArgumentException(MessageFormat.format("contactId of contact={0} is not valid: {1}", event.getUpdatedContact(), event.getUpdatedContact().getContactId())); //NOI18N
 157                 }
 158
 159                 // Clear all data
 160                 this.clear();
 161         }
 162
 163         @Override
 164         public List<Contact> allCellphoneContacts () {
 165                 // Get id
 166                 Long phoneId = this.adminPhoneController.getCellPhone().getPhoneId();
 167
 168                 // Is cache there?
 169                 if (this.contacts.containsKey(phoneId)) {
 170                         // Return cached version
 171                         return this.contacts.get(phoneId);
 172                 } else {
 173                         // Ask bean
 174                         List<Contact> list = new LinkedList<>();
 175
 176                         // "Walk" through all contacts
 177                         for (final Contact contact : this.contactController.allContacts()) {
 178                                 // Is cellphone instance the same?
 179                                 if (Objects.equals(contact.getContactCellphoneNumber(), this.adminPhoneController.getCellPhone())) {
 180                                         // Found one
 181                                         list.add(contact);
 182                                 }
 183                         }
 184
 185                         // Store result in cache
 186                         this.contacts.put(phoneId, list);
 187
 188                         // Return now-cached list
 189                         return list;
 190                 }
 191         }
 192
 193         /**
 194          * Post-initialization of this class
 195          */
 196         @PostConstruct
 197         public void init () {
 198         }
 199
 200         /**
 201          * Clears this bean
 202          */
 203         private void clear () {
 204                 // Clear all data
 205         }
 206
 207 }