01: /*
02: * Copyright 2006 Sun Microsystems, Inc. All Rights Reserved.
03: * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
04: *
05: * This code is free software; you can redistribute it and/or modify it
06: * under the terms of the GNU General Public License version 2 only, as
07: * published by the Free Software Foundation. Sun designates this
08: * particular file as subject to the "Classpath" exception as provided
09: * by Sun in the LICENSE file that accompanied this code.
10: *
11: * This code is distributed in the hope that it will be useful, but WITHOUT
12: * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13: * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14: * version 2 for more details (a copy is included in the LICENSE file that
15: * accompanied this code).
16: *
17: * You should have received a copy of the GNU General Public License version
18: * 2 along with this work; if not, write to the Free Software Foundation,
19: * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20: *
21: * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
22: * CA 95054 USA or visit www.sun.com if you need additional information or
23: * have any questions.
24: */
25:
26: /*
27: * @(#)$Id: WildcardLoader.java,v 1.2 2005/08/09 18:36:29 kohsuke Exp $
28: */
29: package com.sun.xml.internal.bind.v2.runtime.unmarshaller;
30:
31: import javax.xml.bind.annotation.DomHandler;
32:
33: import com.sun.xml.internal.bind.v2.model.core.WildcardMode;
34:
35: import org.xml.sax.SAXException;
36:
37: /**
38: * Feed incoming events to {@link DomHandler} and builds a DOM tree.
39: *
40: * <p>
41: * Note that the SAXException returned by the ContentHandler is
42: * unreported. So we have to catch them and report it, then rethrow
43: * it if necessary.
44: *
45: * @author
46: * Kohsuke Kawaguchi (kohsuke.kawaguchi@sun.com)
47: */
48: public final class WildcardLoader extends ProxyLoader {
49:
50: private final DomLoader dom;
51:
52: private final WildcardMode mode;
53:
54: public WildcardLoader(DomHandler dom, WildcardMode mode) {
55: this .dom = new DomLoader(dom);
56: this .mode = mode;
57: }
58:
59: protected Loader selectLoader(UnmarshallingContext.State state,
60: TagName ea) {
61: UnmarshallingContext context = state.getContext();
62:
63: if (mode.allowTypedObject) {
64: Loader l = context.getJAXBContext().selectRootLoader(state,
65: ea);
66: if (l != null)
67: return l;
68: }
69: if (mode.allowDom)
70: return dom;
71:
72: // simply discard.
73: return Discarder.INSTANCE;
74: }
75:
76: }
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