2 * Copyright (C) 2016 - 2020 Free Software Foundation
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.
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.
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/>.
17 package org.mxchange.jphone.model.phonenumbers.mobileprovider;
19 import java.text.MessageFormat;
20 import java.util.List;
21 import javax.ejb.Singleton;
22 import javax.ejb.Startup;
23 import javax.persistence.Query;
24 import org.mxchange.addressbook.database.BaseAddressbookDatabaseBean;
27 * A singleton EJB for mobile provider informations
29 * @author Roland Häder<roland@mxchange.org>
32 @Singleton (name = "mobileProvider", description = "A singleton session-scoped bean for SMS provider informations")
33 public class AddressbookMobileProviderSingletonBean extends BaseAddressbookDatabaseBean implements MobileProviderSingletonBeanRemote {
38 private static final long serialVersionUID = 15_846_983_298_691_207L;
43 public AddressbookMobileProviderSingletonBean () {
44 // Call super constructor
49 @SuppressWarnings ("unchecked")
50 public List<MobileProvider> allMobileProviders () {
52 this.getLoggerBeanLocal().logTrace(MessageFormat.format("{0}.allMobileProvider: CALLED!", this.getClass().getSimpleName())); //NOI18N
55 final Query query = this.getEntityManager().createNamedQuery("AllMobileProvider", CellphoneProvider.class); //NOI18N
58 final List<MobileProvider> mobileProviders = query.getResultList();
61 this.getLoggerBeanLocal().logTrace(MessageFormat.format("{0}.allMobileProvider: mobileProviders.size()={1} - EXIT!", this.getClass().getSimpleName(), mobileProviders.size())); //NOI18N
64 return mobileProviders;