01: /*
02: * Copyright (c) 1998-2006 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 Adam Megacz
28: */
29:
30: package com.caucho.jaxb;
31:
32: import javax.xml.bind.JAXBElement;
33: import javax.xml.bind.JAXBException;
34: import javax.xml.bind.JAXBIntrospector;
35:
36: import javax.xml.bind.annotation.XmlRootElement;
37:
38: import javax.xml.namespace.QName;
39:
40: class JAXBIntrospectorImpl extends JAXBIntrospector {
41:
42: private JAXBContextImpl _context;
43:
44: JAXBIntrospectorImpl(JAXBContextImpl context) {
45: _context = context;
46: }
47:
48: public QName getElementName(Object object) {
49: if (!isElement(object))
50: return null;
51:
52: try {
53: if (object instanceof JAXBElement)
54: return ((JAXBElement) object).getName();
55: else
56: return _context.getSkeleton(object.getClass())
57: .getElementName();
58: } catch (JAXBException e) {
59: return null;
60: }
61: }
62:
63: public boolean isElement(Object object) {
64: if (object == null)
65: return false;
66:
67: if (object instanceof JAXBElement)
68: return true;
69:
70: Class cl = object.getClass();
71:
72: if (!cl.isAnnotationPresent(XmlRootElement.class))
73: return false;
74:
75: return _context.hasSkeleton(cl);
76: }
77: }
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