001: /*
002: * Copyright (c) 1998-2007 Caucho Technology -- all rights reserved
003: *
004: * This file is part of Resin(R) Open Source
005: *
006: * Each copy or derived work must preserve the copyright notice and this
007: * notice unmodified.
008: *
009: * Resin Open Source is free software; you can redistribute it and/or modify
010: * it under the terms of the GNU General Public License as published by
011: * the Free Software Foundation; either version 2 of the License, or
012: * (at your option) any later version.
013: *
014: * Resin Open Source is distributed in the hope that it will be useful,
015: * but WITHOUT ANY WARRANTY; without even the implied warranty of
016: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, or any warranty
017: * of NON-INFRINGEMENT. See the GNU General Public License for more
018: * details.
019: *
020: * You should have received a copy of the GNU General Public License
021: * along with Resin Open Source; if not, write to the
022: *
023: * Free Software Foundation, Inc.
024: * 59 Temple Place, Suite 330
025: * Boston, MA 02111-1307 USA
026: *
027: * @author Emil Ong
028: */
029:
030: package com.caucho.jaxb.property;
031:
032: import org.w3c.dom.Document;
033: import org.w3c.dom.Node;
034:
035: import com.caucho.jaxb.BinderImpl;
036: import com.caucho.jaxb.JAXBUtil;
037: import com.caucho.jaxb.NodeIterator;
038: import com.caucho.jaxb.mapping.Namer;
039: import com.caucho.util.L10N;
040:
041: import javax.xml.bind.JAXBException;
042: import javax.xml.bind.Marshaller;
043: import javax.xml.bind.Unmarshaller;
044: import javax.xml.namespace.QName;
045: import javax.xml.stream.XMLStreamException;
046: import javax.xml.stream.XMLStreamReader;
047: import javax.xml.stream.XMLStreamWriter;
048:
049: import java.io.IOException;
050:
051: import java.util.Collection;
052: import java.util.Map;
053:
054: /**
055: * a Property that multiplexes among several child properties.
056: */
057: public class MultiProperty extends Property {
058: private static final L10N L = new L10N(MultiProperty.class);
059: private final Map<QName, Property> _qnameToPropertyMap;
060: private final Map<Class, Property> _classToPropertyMap;
061:
062: public MultiProperty(Map<QName, Property> qnameToPropertyMap,
063: Map<Class, Property> classToPropertyMap) {
064: _qnameToPropertyMap = qnameToPropertyMap;
065: _classToPropertyMap = classToPropertyMap;
066: }
067:
068: public Object read(Unmarshaller u, XMLStreamReader in,
069: Object previous) throws IOException, XMLStreamException,
070: JAXBException {
071: Property property = _qnameToPropertyMap.get(in.getName());
072:
073: if (property == null)
074: throw new JAXBException(L.l("Unexpected element {0}", in
075: .getName()));
076:
077: return property.read(u, in, previous);
078: }
079:
080: public Object bindFrom(BinderImpl binder, NodeIterator node,
081: Object previous) throws IOException, JAXBException {
082: QName nodeQname = JAXBUtil.qnameFromNode(node.getNode());
083:
084: Property property = _qnameToPropertyMap.get(nodeQname);
085:
086: if (property == null)
087: throw new JAXBException(L.l("Unexpected element {0}",
088: nodeQname));
089:
090: return property.bindFrom(binder, node, previous);
091: }
092:
093: public void write(Marshaller m, XMLStreamWriter out, Object obj,
094: Namer namer) throws IOException, XMLStreamException,
095: JAXBException {
096: if (obj != null) {
097: Class cl = obj.getClass();
098:
099: Property property = _classToPropertyMap.get(cl);
100:
101: if (property == null)
102: throw new JAXBException(L.l("Unexpected object {0}",
103: obj));
104:
105: property.write(m, out, obj, namer);
106: }
107: }
108:
109: public Node bindTo(BinderImpl binder, Node node, Object obj,
110: Namer namer) throws IOException, JAXBException {
111: if (obj != null) {
112: Property property = _classToPropertyMap.get(obj.getClass());
113:
114: if (property == null)
115: throw new JAXBException(L.l("Unexpected object {0}",
116: obj));
117:
118: return property.bindTo(binder, node, obj, namer);
119: }
120:
121: return null;
122: }
123:
124: public QName getSchemaType() {
125: // XXX
126: return null;
127: }
128:
129: public boolean isXmlPrimitiveType() {
130: // XXX
131: return false;
132: }
133:
134: public String getMaxOccurs() {
135: return null;
136: }
137:
138: public Collection<Property> getProperties() {
139: return _qnameToPropertyMap.values();
140: }
141:
142: public String toString() {
143: StringBuilder sb = new StringBuilder("MultiProperty[");
144:
145: for (Map.Entry<QName, Property> entry : _qnameToPropertyMap
146: .entrySet()) {
147: sb.append(entry.getKey() + " -> " + entry.getValue());
148: sb.append(',');
149: }
150:
151: if (_qnameToPropertyMap.size() > 0)
152: sb.deleteCharAt(sb.length() - 1);
153:
154: sb.append(']');
155:
156: return sb.toString();
157: }
158: }
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