/*
* Copyright (c) 1998-2011 Caucho Technology -- all rights reserved
*
* This file is part of Resin(R) Open Source
*
* Each copy or derived work must preserve the copyright notice and this
* notice unmodified.
*
* Resin Open Source is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* Resin Open Source is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, or any warranty
* of NON-INFRINGEMENT. See the GNU General Public License for more
* details.
*
* You should have received a copy of the GNU General Public License
* along with Resin Open Source; if not, write to the
*
* Free Software Foundation, Inc.
* 59 Temple Place, Suite 330
* Boston, MA 02111-1307 USA
*
* @author Emil Ong
*/
package com.caucho.jaxb.mapping;
import com.caucho.jaxb.BinderImpl;
import com.caucho.jaxb.JAXBContextImpl;
import com.caucho.jaxb.NodeIterator;
import com.caucho.util.L10N;
import com.caucho.xml.stream.StaxUtil;
import org.w3c.dom.Node;
import static javax.xml.XMLConstants.*;
import javax.xml.bind.JAXBException;
import javax.xml.bind.Marshaller;
import javax.xml.bind.Unmarshaller;
import javax.xml.bind.annotation.XmlAttribute;
import javax.xml.bind.annotation.XmlID;
import javax.xml.bind.annotation.XmlList;
import javax.xml.bind.annotation.XmlMimeType;
import javax.xml.namespace.QName;
import javax.xml.stream.XMLStreamException;
import javax.xml.stream.XMLStreamReader;
import javax.xml.stream.XMLStreamWriter;
import java.lang.annotation.Annotation;
import java.io.IOException;
import java.util.Map;
import com.caucho.jaxb.accessor.Accessor;
import com.caucho.jaxb.property.CDataProperty;
import com.caucho.jaxb.property.QNameProperty;
import com.caucho.jaxb.skeleton.ClassSkeleton;
public class AttributeMapping extends SingleQNameXmlMapping {
private static final L10N L = new L10N(AttributeMapping.class);
public AttributeMapping(JAXBContextImpl context, Accessor accessor)
throws JAXBException
{
super(context, accessor);
XmlAttribute attribute = accessor.getAnnotation(XmlAttribute.class);
String name = accessor.getName();
String namespace = null;
if (attribute != null) {
if (! attribute.name().equals("##default"))
name = attribute.name();
if (! attribute.namespace().equals("##default"))
namespace = attribute.namespace();
}
if (namespace == null)
_qname = new QName(name);
else
_qname = new QName(namespace, name);
XmlMimeType xmlMimeType = accessor.getAnnotation(XmlMimeType.class);
String mimeType = null;
if (xmlMimeType != null)
mimeType = xmlMimeType.value();
// XXX XmlList value?
_property =
_context.createProperty(accessor.getGenericType(), false, mimeType, true);
if (! (_property instanceof CDataProperty) &&
! (_property instanceof QNameProperty))
throw new JAXBException(L.l("Attributes must be simple XML types: {0}", _property));
}
public void write(Marshaller m, XMLStreamWriter out, Object obj)
throws IOException, XMLStreamException, JAXBException
{
Object value = _accessor.get(obj);
if (value != null) {
String output = null;
if (_property instanceof CDataProperty)
output = ((CDataProperty) _property).write(value);
else if (_property instanceof QNameProperty)
output = StaxUtil.qnameToString(out, (QName) value);
else
throw new JAXBException(L.l("Invalid property for attribute: {0}",
_property));
StaxUtil.writeAttribute(out, _qname, output);
}
}
// input methods
public void readAttribute(XMLStreamReader in, int i, Object parent)
throws IOException, XMLStreamException, JAXBException
{
Object value = _property.readAttribute(in, i);
_accessor.set(parent, value);
}
public void read(Unmarshaller u, XMLStreamReader in,
Object parent, ClassSkeleton attributed)
throws IOException, XMLStreamException, JAXBException
{
throw new UnsupportedOperationException();
}
public void read(Unmarshaller u, XMLStreamReader in, Object parent)
throws IOException, XMLStreamException, JAXBException
{
throw new UnsupportedOperationException();
}
public void bindFrom(BinderImpl binder, NodeIterator node, Object obj)
throws IOException, JAXBException
{
throw new UnsupportedOperationException();
}
public void generateSchema(XMLStreamWriter out)
throws JAXBException, XMLStreamException
{
out.writeEmptyElement(XML_SCHEMA_PREFIX, "attribute",
W3C_XML_SCHEMA_NS_URI);
// See http://forums.java.net/jive/thread.jspa?messageID=167171
// Primitives are always required
XmlAttribute attribute = _accessor.getAnnotation(XmlAttribute.class);
if (attribute.required() ||
(_generateRICompatibleSchema && _accessor.getType().isPrimitive()))
out.writeAttribute("use", "required");
XmlID xmlID = _accessor.getAnnotation(XmlID.class);
if (xmlID != null)
out.writeAttribute("type", "xsd:ID"); // jaxb/22d0
else {
String type =
StaxUtil.qnameToString(out, _property.getSchemaType());
out.writeAttribute("type", type);
}
out.writeAttribute("name", _qname.getLocalPart());
}
}