01: /*
02: * Copyright (c) 1998-2008 Caucho Technology -- all rights reserved
03: *
04: * This file is part of Resin(R) Open Source
05: *
06: * Each copy or derived work must preserve the copyright notice and this
07: * notice unmodified.
08: *
09: * Resin Open Source is free software; you can redistribute it and/or modify
10: * it under the terms of the GNU General Public License as published by
11: * the Free Software Foundation; either version 2 of the License, or
12: * (at your option) any later version.
13: *
14: * Resin Open Source is distributed in the hope that it will be useful,
15: * but WITHOUT ANY WARRANTY; without even the implied warranty of
16: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, or any warranty
17: * of NON-INFRINGEMENT. See the GNU General Public License for more
18: * details.
19: *
20: * You should have received a copy of the GNU General Public License
21: * along with Resin Open Source; if not, write to the
22: *
23: * Free Software Foundation, Inc.
24: * 59 Temple Place, Suite 330
25: * Boston, MA 02111-1307 USA
26: *
27: * @author Scott Ferguson
28: */
29:
30: package com.caucho.amber.manager;
31:
32: import com.caucho.util.L10N;
33:
34: import javax.persistence.EntityManagerFactory;
35: import javax.persistence.spi.PersistenceProvider;
36: import javax.persistence.spi.PersistenceUnitInfo;
37: import java.util.Map;
38: import java.util.logging.Logger;
39:
40: /**
41: * The persistence provider implementation.
42: */
43: public class AmberPersistenceProvider implements PersistenceProvider {
44: private static final Logger log = Logger
45: .getLogger(AmberPersistenceProvider.class.getName());
46: private static final L10N L = new L10N(
47: AmberPersistenceProvider.class);
48:
49: /**
50: * Create an return an EntityManagerFactory for the named unit.
51: */
52: public EntityManagerFactory createEntityManagerFactory(String name,
53: Map map) {
54: if (map != null) {
55: String providerClass = (String) map
56: .get("javax.persistence.provider");
57:
58: if (providerClass != null
59: && !getClass().getName().equals(providerClass))
60: return null;
61: }
62:
63: AmberContainer container = AmberContainer.getCurrent();
64:
65: AmberPersistenceUnit pUnit = container.getPersistenceUnit(name);
66:
67: if (pUnit != null)
68: return new AmberEntityManagerFactory(pUnit);
69: else
70: return null;
71: }
72:
73: /**
74: * Create an return an EntityManagerFactory for the named unit.
75: */
76: public EntityManagerFactory createContainerEntityManagerFactory(
77: PersistenceUnitInfo info, Map map) {
78: return null;
79: }
80: }
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