001: /*
002: * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
003: *
004: * Copyright 1997-2007 Sun Microsystems, Inc. All rights reserved.
005: *
006: * The contents of this file are subject to the terms of either the GNU
007: * General Public License Version 2 only ("GPL") or the Common Development
008: * and Distribution License("CDDL") (collectively, the "License"). You
009: * may not use this file except in compliance with the License. You can obtain
010: * a copy of the License at https://glassfish.dev.java.net/public/CDDL+GPL.html
011: * or glassfish/bootstrap/legal/LICENSE.txt. See the License for the specific
012: * language governing permissions and limitations under the License.
013: *
014: * When distributing the software, include this License Header Notice in each
015: * file and include the License file at glassfish/bootstrap/legal/LICENSE.txt.
016: * Sun designates this particular file as subject to the "Classpath" exception
017: * as provided by Sun in the GPL Version 2 section of the License file that
018: * accompanied this code. If applicable, add the following below the License
019: * Header, with the fields enclosed by brackets [] replaced by your own
020: * identifying information: "Portions Copyrighted [year]
021: * [name of copyright owner]"
022: *
023: * Contributor(s):
024: *
025: * If you wish your version of this file to be governed by only the CDDL or
026: * only the GPL Version 2, indicate your decision by adding "[Contributor]
027: * elects to include this software in this distribution under the [CDDL or GPL
028: * Version 2] license." If you don't indicate a single choice of license, a
029: * recipient has the option to distribute your version of this file under
030: * either the CDDL, the GPL Version 2 or to extend the choice of license to
031: * its licensees as provided above. However, if you add GPL Version 2 code
032: * and therefore, elected the GPL Version 2 license, then the option applies
033: * only if the new code is made subject to such option by the copyright
034: * holder.
035: */
036:
037: package com.sun.xml.bind.v2.runtime.property;
038:
039: import java.io.IOException;
040:
041: import javax.xml.bind.annotation.XmlValue;
042: import javax.xml.stream.XMLStreamException;
043:
044: import com.sun.xml.bind.api.AccessorException;
045: import com.sun.xml.bind.v2.model.core.PropertyKind;
046: import com.sun.xml.bind.v2.model.runtime.RuntimeValuePropertyInfo;
047: import com.sun.xml.bind.v2.runtime.JAXBContextImpl;
048: import com.sun.xml.bind.v2.runtime.XMLSerializer;
049: import com.sun.xml.bind.v2.runtime.reflect.Accessor;
050: import com.sun.xml.bind.v2.runtime.reflect.TransducedAccessor;
051: import com.sun.xml.bind.v2.runtime.unmarshaller.ChildLoader;
052: import com.sun.xml.bind.v2.runtime.unmarshaller.ValuePropertyLoader;
053: import com.sun.xml.bind.v2.util.QNameMap;
054:
055: import org.xml.sax.SAXException;
056:
057: /**
058: * {@link Property} implementation for {@link XmlValue} properties.
059: *
060: * <p>
061: * This one works for both leaves and nodes, scalars and arrays.
062: *
063: * @author Bhakti Mehta (bhakti.mehta@sun.com)
064: */
065: public final class ValueProperty<BeanT> extends PropertyImpl<BeanT> {
066:
067: /**
068: * Heart of the conversion logic.
069: */
070: private final TransducedAccessor<BeanT> xacc;
071: private final Accessor<BeanT, ?> acc;
072:
073: public ValueProperty(JAXBContextImpl context,
074: RuntimeValuePropertyInfo prop) {
075: super (context, prop);
076: xacc = TransducedAccessor.get(context, prop);
077: acc = prop.getAccessor(); // we only use this for binder, so don't waste memory by optimizing
078: }
079:
080: public final void serializeBody(BeanT o, XMLSerializer w,
081: Object outerPeer) throws SAXException, AccessorException,
082: IOException, XMLStreamException {
083: if (xacc.hasValue(o))
084: xacc.writeText(w, o, fieldName);
085: }
086:
087: public void serializeURIs(BeanT o, XMLSerializer w)
088: throws SAXException, AccessorException {
089: xacc.declareNamespace(o, w);
090: }
091:
092: public boolean hasSerializeURIAction() {
093: return xacc.useNamespace();
094: }
095:
096: public void buildChildElementUnmarshallers(
097: UnmarshallerChain chainElem, QNameMap<ChildLoader> handlers) {
098: handlers.put(StructureLoaderBuilder.TEXT_HANDLER,
099: new ChildLoader(new ValuePropertyLoader(xacc), null));
100: }
101:
102: public PropertyKind getKind() {
103: return PropertyKind.VALUE;
104: }
105:
106: public void reset(BeanT o) throws AccessorException {
107: acc.set(o, null);
108: }
109:
110: public String getIdValue(BeanT bean) throws AccessorException,
111: SAXException {
112: return xacc.print(bean).toString();
113: }
114:
115: }
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