src/java/org/mxchange/addressbook/beans/addressbook/AddressbookWebBean.java

   1 /*
   2  * Copyright (C) 2015 Roland Haeder
   3  *
   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.
   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 General Public License for more details.
  13  *
  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/>.
  16  */
  17 package org.mxchange.addressbook.beans.addressbook;
  18
  19 import java.util.ArrayList;
  20 import java.util.List;
  21 import javax.annotation.PostConstruct;
  22 import javax.enterprise.context.SessionScoped;
  23 import javax.faces.view.facelets.FaceletException;
  24 import javax.inject.Inject;
  25 import javax.inject.Named;
  26 import javax.naming.Context;
  27 import javax.naming.InitialContext;
  28 import javax.naming.NamingException;
  29 import org.mxchange.addressbook.beans.login.UserLoginWebController;
  30 import org.mxchange.addressbook.model.addressbook.Addressbook;
  31 import org.mxchange.addressbook.model.addressbook.AddressbookSessionBeanRemote;
  32
  33 /**
  34  * A user bean (controller)
  35  * <p>
  36  * @author Roland Haeder<roland@mxchange.org>
  37  */
  38 @Named ("addressbookController")
  39 @SessionScoped
  40 public class AddressbookWebBean implements AddressbookWebController {
  41
  42         /**
  43          * Serial number
  44          */
  45         private static final long serialVersionUID = 185_781_756_712_969L;
  46
  47         /////////////////////// Properties /////////////////////
  48         /**
  49          * A list of all user's addressbooks
  50          */
  51         private List<Addressbook> addressbookList;
  52
  53         /**
  54          * Name of the address book
  55          */
  56         private String addressbookName;
  57
  58         /**
  59          * Remote addressbook bean
  60          */
  61         private final AddressbookSessionBeanRemote addressbookBean;
  62
  63         /**
  64          * Login controller
  65          */
  66         @Inject
  67         private UserLoginWebController loginController;
  68
  69         /**
  70          * Default constructor
  71          */
  72         public AddressbookWebBean () {
  73                 // Try it
  74                 try {
  75                         // Get initial context
  76                         Context context = new InitialContext();
  77
  78                         // Try to lookup
  79                         this.addressbookBean = (AddressbookSessionBeanRemote) context.lookup("ejb/stateless-addressbook"); //NOI18N
  80                 } catch (final NamingException e) {
  81                         // Throw again
  82                         throw new FaceletException(e);
  83                 }
  84         }
  85
  86         @PostConstruct
  87         public void init () {
  88                 // Init list
  89                 this.addressbookList = new ArrayList<>(0);
  90
  91                 // Is the user logged-in?
  92                 if (this.loginController.isLoggedIn()) {
  93                         // Fill list with entries
  94                         this.addressbookList = this.addressbookBean.getUsersList(this.loginController.getLoggedInUser());
  95                 }
  96         }
  97
  98         @Override
  99         public boolean hasCreatedAddressbooks () {
 100                 // Is the user logged in?
 101                 if (!this.loginController.isLoggedIn()) {
 102                         // Not logged in
 103                         throw new FaceletException("This method can only be called as logged-in user.");
 104                 }
 105
 106                 // Check if the list is filled
 107                 return (!this.addressbookList.isEmpty());
 108         }
 109
 110         @Override
 111         public void addAddressbook() {
 112                 throw new UnsupportedOperationException("Not supported yet."); //To change body of generated methods, choose Tools | Templates.
 113         }
 114
 115         @Override
 116         public String getAddressbookName() {
 117                 return this.addressbookName;
 118         }
 119
 120         @Override
 121         public void setAddressbookName(final String addressbookName) {
 122                 this.addressbookName = addressbookName;
 123         }
 124 }