src/java/de/chotime/jratecalc/beans/customer/RateCalcAdminCustomerWebRequestBean.java

   1 /*
   2  * Copyright (C) 2016 Cho-Time GmbH
   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 de.chotime.jratecalc.beans.customer;
  18
  19 import de.chotime.jratecalc.model.customer.RateCalcAdminCustomerSessionBeanRemote;
  20 import java.util.Collections;
  21 import java.util.List;
  22 import javax.annotation.PostConstruct;
  23 import javax.enterprise.context.RequestScoped;
  24 import javax.faces.view.facelets.FaceletException;
  25 import javax.inject.Named;
  26 import javax.naming.Context;
  27 import javax.naming.InitialContext;
  28 import javax.naming.NamingException;
  29 import org.mxchange.jcustomercore.model.customer.Customer;
  30
  31 /**
  32  * Administrative customer bean (controller)
  33  * <p>
  34  * @author Roland Haeder<rhaeder@cho-time.de>
  35  */
  36 @Named ("adminCustomerController")
  37 @RequestScoped
  38 public class RateCalcAdminCustomerWebRequestBean implements RateCalcAdminCustomerWebRequestController {
  39
  40         /**
  41          * Serial number
  42          */
  43         private static final long serialVersionUID = 12_487_062_487_527_913L;
  44
  45         /**
  46          * Administrative customer EJB
  47          */
  48         private RateCalcAdminCustomerSessionBeanRemote adminCustomerBean;
  49
  50         /**
  51          * A list of all customers
  52          */
  53         private List<Customer> customerList;
  54
  55         /**
  56          * Default constructor
  57          */
  58         public RateCalcAdminCustomerWebRequestBean () {
  59                 // Try it
  60                 try {
  61                         // Get initial context
  62                         Context context = new InitialContext();
  63
  64                         // Try to lookup
  65                         this.adminCustomerBean = (RateCalcAdminCustomerSessionBeanRemote) context.lookup("java:global/jratecalc-ejb/admincustomer!de.chotime.jratecalc.model.customer.RateCalcAdminCustomerSessionBeanRemote"); //NOI18N
  66                 } catch (final NamingException e) {
  67                         // Throw again
  68                         throw new FaceletException(e);
  69                 }
  70         }
  71
  72         @Override
  73         public List<Customer> allCustomers () {
  74                 // Return it
  75                 return Collections.unmodifiableList(this.customerList);
  76         }
  77
  78         @Override
  79         public boolean hasCustomers () {
  80                 return (!this.allCustomers().isEmpty());
  81         }
  82
  83         /**
  84          * Post-initialization of this class
  85          */
  86         @PostConstruct
  87         public void init () {
  88                 // Initialize customer list
  89                 this.customerList = this.adminCustomerBean.allCustomers();
  90         }
  91
  92 }