01: /**
02: * EasyBeans
03: * Copyright (C) 2006 Bull S.A.S.
04: * Contact: easybeans@ow2.org
05: *
06: * This library is free software; you can redistribute it and/or
07: * modify it under the terms of the GNU Lesser General Public
08: * License as published by the Free Software Foundation; either
09: * version 2.1 of the License, or any later version.
10: *
11: * This library is distributed in the hope that it will be useful,
12: * but WITHOUT ANY WARRANTY; without even the implied warranty of
13: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14: * Lesser General Public License for more details.
15: *
16: * You should have received a copy of the GNU Lesser General Public
17: * License along with this library; if not, write to the Free Software
18: * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
19: * USA
20: *
21: * --------------------------------------------------------------------------
22: * $Id: SessionFacade.java 1970 2007-10-16 11:49:25Z benoitf $
23: * --------------------------------------------------------------------------
24: */package org.ow2.easybeans.examples.entitybean;
25:
26: import javax.ejb.Remote;
27: import javax.ejb.Stateless;
28: import javax.persistence.EntityManager;
29: import javax.persistence.PersistenceContext;
30:
31: /**
32: * Simple stateless bean acting as session facade bean.
33: * @author Florent Benoit
34: */
35: @Stateless
36: @Remote(SessionFacadeRemote.class)
37: public class SessionFacade implements SessionFacadeRemote {
38:
39: /**
40: * Entity manager used by this session bean.
41: */
42: @PersistenceContext
43: private EntityManager entityManager = null;
44:
45: /**
46: * Adds an employee.
47: * @param id of the employee
48: * @param name of the employee
49: */
50: public void addEmployee(final int id, final String name) {
51: Employee employee = new Employee();
52: employee.setId(id);
53: employee.setName(name);
54: entityManager.persist(employee);
55: }
56:
57: /**
58: * Finds the Employee with its given id.
59: * @param id to find the employee
60: * @return employee associated to the given id
61: */
62: public Employee findEmployee(final int id) {
63: return entityManager.find(Employee.class, Integer.valueOf(id));
64: }
65:
66: }
|