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[pizzaservice-ejb.git] / src / java / org / mxchange / pizzaapplication / model / customer / PizzaAdminCustomerSessionBean.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.pizzaapplication.model.customer;
18
19 import java.text.MessageFormat;
20 import java.util.List;
21 import javax.ejb.Stateless;
22 import javax.persistence.Query;
23 import org.mxchange.jcustomercore.model.customer.Customer;
24 import org.mxchange.pizzaaplication.database.BasePizzaDatabaseBean;
25
26 /**
27  * A stateless administrative customer session bean (EJB)
28  * <p>
29  * @author Roland Haeder<roland@mxchange.org>
30  */
31 @Stateless (name = "admincustomer", description = "Administrative bean handling customer data")
32 public class PizzaAdminCustomerSessionBean extends BasePizzaDatabaseBean implements PizzaAdminCustomerSessionBeanRemote {
33
34         /**
35          * Serial number
36          */
37         private static final long serialVersionUID = 19_845_893_648_175_427L;
38
39         @Override
40         @SuppressWarnings ("unchecked")
41         public List<Customer> allCustomers () {
42                 // Trace message
43                 this.getLoggerBeanLocal().logTrace("allCustomers: CALLED!"); //NOI18N
44
45                 // Get named query
46                 Query query = this.getEntityManager().createNamedQuery("AllCustomers", List.class); //NOI18N
47
48                 // Get result
49                 List<Customer> customers = query.getResultList();
50
51                 // Trace message
52                 this.getLoggerBeanLocal().logTrace(MessageFormat.format("allCustomers: customers.size()={0} - EXIT!", customers.size())); //NOI18N
53
54                 // Return full list
55                 return customers;
56         }
57
58 }