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.stream.XMLStreamException;
042:
043: import com.sun.xml.bind.api.AccessorException;
044: import com.sun.xml.bind.v2.util.QNameMap;
045: import com.sun.xml.bind.v2.model.core.AttributePropertyInfo;
046: import com.sun.xml.bind.v2.model.core.PropertyKind;
047: import com.sun.xml.bind.v2.model.runtime.RuntimeAttributePropertyInfo;
048: import com.sun.xml.bind.v2.runtime.JAXBContextImpl;
049: import com.sun.xml.bind.v2.runtime.Name;
050: import com.sun.xml.bind.v2.runtime.XMLSerializer;
051: import com.sun.xml.bind.v2.runtime.JaxBeanInfo;
052: import com.sun.xml.bind.v2.runtime.unmarshaller.ChildLoader;
053: import com.sun.xml.bind.v2.runtime.reflect.Accessor;
054: import com.sun.xml.bind.v2.runtime.reflect.TransducedAccessor;
055:
056: import org.xml.sax.SAXException;
057:
058: /**
059: * {@link Property} implementation for {@link AttributePropertyInfo}.
060: *
061: * <p>
062: * This one works for both leaves and nodes, scalars and arrays.
063: *
064: * <p>
065: * Implements {@link Comparable} so that it can be sorted lexicographically.
066: *
067: * @author Kohsuke Kawaguchi (kk@kohsuke.org)
068: */
069: public final class AttributeProperty<BeanT> extends PropertyImpl<BeanT>
070: implements Comparable<AttributeProperty> {
071:
072: /**
073: * Attribute name.
074: */
075: public final Name attName;
076:
077: /**
078: * Heart of the conversion logic.
079: */
080: public final TransducedAccessor<BeanT> xacc;
081:
082: private final Accessor acc;
083:
084: public AttributeProperty(JAXBContextImpl context,
085: RuntimeAttributePropertyInfo prop) {
086: super (context, prop);
087: this .attName = context.nameBuilder.createAttributeName(prop
088: .getXmlName());
089: this .xacc = TransducedAccessor.get(context, prop);
090: this .acc = prop.getAccessor(); // we only use this for binder, so don't waste memory by optimizing
091: }
092:
093: /**
094: * Marshals one attribute.
095: *
096: * @see JaxBeanInfo#serializeAttributes(Object, XMLSerializer)
097: */
098: public void serializeAttributes(BeanT o, XMLSerializer w)
099: throws SAXException, AccessorException, IOException,
100: XMLStreamException {
101: CharSequence value = xacc.print(o);
102: if (value != null)
103: w.attribute(attName, value.toString());
104: }
105:
106: public void serializeURIs(BeanT o, XMLSerializer w)
107: throws AccessorException, SAXException {
108: xacc.declareNamespace(o, w);
109: }
110:
111: public boolean hasSerializeURIAction() {
112: return xacc.useNamespace();
113: }
114:
115: public void buildChildElementUnmarshallers(
116: UnmarshallerChain chainElem, QNameMap<ChildLoader> handlers) {
117: throw new IllegalStateException();
118: }
119:
120: public PropertyKind getKind() {
121: return PropertyKind.ATTRIBUTE;
122: }
123:
124: public void reset(BeanT o) throws AccessorException {
125: acc.set(o, null);
126: }
127:
128: public String getIdValue(BeanT bean) throws AccessorException,
129: SAXException {
130: return xacc.print(bean).toString();
131: }
132:
133: public int compareTo(AttributeProperty that) {
134: return this.attName.compareTo(that.attName);
135: }
136: }
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