01: /*
02: * Copyright (c) 1998-2007 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 javax.xml.soap;
31:
32: import java.io.*;
33: import java.util.*;
34:
35: public abstract class MessageFactory {
36: private static final WeakHashMap<ClassLoader, Class> _factoryMap = new WeakHashMap<ClassLoader, Class>();
37:
38: public MessageFactory() {
39: }
40:
41: public abstract SOAPMessage createMessage() throws SOAPException;
42:
43: public abstract SOAPMessage createMessage(MimeHeaders headers,
44: InputStream in) throws IOException, SOAPException;
45:
46: public static MessageFactory newInstance() throws SOAPException {
47: // XXX synchronize?
48:
49: try {
50: ClassLoader classLoader = Thread.currentThread()
51: .getContextClassLoader();
52:
53: Class cl = _factoryMap.get(classLoader);
54:
55: if (cl == null) {
56: FactoryLoader factoryLoader = FactoryLoader
57: .getFactoryLoader("javax.xml.soap.MessageFactory");
58:
59: cl = factoryLoader.newClass(classLoader);
60:
61: if (cl != null)
62: _factoryMap.put(classLoader, cl);
63: else
64: return newInstance(SOAPConstants.DEFAULT_SOAP_PROTOCOL);
65: }
66:
67: return (MessageFactory) cl.newInstance();
68: } catch (Exception e) {
69: throw new SOAPException(e);
70: }
71: }
72:
73: public static MessageFactory newInstance(String protocol)
74: throws SOAPException {
75: return SAAJMetaFactory.getInstance()
76: .newMessageFactory(protocol);
77: }
78: }
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