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Java example source code file (AnyTypeBeanInfo.java)

This example Java source code file (AnyTypeBeanInfo.java) is included in the alvinalexander.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Learn more about this Java project at its project page.

Java - Java tags/keywords

anytypebeaninfo, attr, dom, domloader, ioexception, jaxbeaninfo, namednodemap, object, sax, saxexception, string, unsupportedoperationexception, validationeventimpl, w3cdomhandler, xmlserializer, xsitypeloader

The AnyTypeBeanInfo.java Java example source code

/*
 * Copyright (c) 1997, 2011, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.  Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Oracle in the LICENSE file that accompanied this code.
 *
 * This code 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.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 * or visit www.oracle.com if you need additional information or have any
 * questions.
 */

package com.sun.xml.internal.bind.v2.runtime;

import java.io.IOException;

import javax.xml.bind.annotation.W3CDomHandler;
import javax.xml.bind.helpers.ValidationEventImpl;
import javax.xml.bind.ValidationEvent;
import javax.xml.namespace.QName;
import javax.xml.stream.XMLStreamException;

import com.sun.xml.internal.bind.v2.WellKnownNamespace;
import com.sun.xml.internal.bind.v2.model.runtime.RuntimeTypeInfo;
import com.sun.xml.internal.bind.v2.runtime.unmarshaller.UnmarshallingContext;
import com.sun.xml.internal.bind.v2.runtime.unmarshaller.DomLoader;
import com.sun.xml.internal.bind.v2.runtime.unmarshaller.Loader;
import com.sun.xml.internal.bind.v2.runtime.unmarshaller.XsiTypeLoader;

import org.w3c.dom.Attr;
import org.w3c.dom.Element;
import org.w3c.dom.NamedNodeMap;
import org.w3c.dom.Node;
import org.w3c.dom.NodeList;
import org.xml.sax.SAXException;

/**
 * {@link JaxBeanInfo} for handling <tt>xs:anyType.
 *
 * @author Kohsuke Kawaguchi
 */
final class AnyTypeBeanInfo extends JaxBeanInfo<Object> implements AttributeAccessor {

    private boolean nilIncluded = false;

    public AnyTypeBeanInfo(JAXBContextImpl grammar,RuntimeTypeInfo anyTypeInfo) {
        super(grammar, anyTypeInfo, Object.class, new QName(WellKnownNamespace.XML_SCHEMA,"anyType"), false, true, false);
    }

    public String getElementNamespaceURI(Object element) {
        throw new UnsupportedOperationException();
    }

    public String getElementLocalName(Object element) {
        throw new UnsupportedOperationException();
    }

    public Object createInstance(UnmarshallingContext context) {
        throw new UnsupportedOperationException();
        // return JAXBContextImpl.createDom().createElementNS("","noname");
    }

    public boolean reset(Object element, UnmarshallingContext context) {
        return false;
//        NodeList nl = element.getChildNodes();
//        while(nl.getLength()>0)
//            element.removeChild(nl.item(0));
//        NamedNodeMap al = element.getAttributes();
//        while(al.getLength()>0)
//            element.removeAttributeNode((Attr)al.item(0));
//        return true;
    }

    public String getId(Object element, XMLSerializer target) {
        return null;
    }

    public void serializeBody(Object element, XMLSerializer target) throws SAXException, IOException, XMLStreamException {
        NodeList childNodes = ((Element)element).getChildNodes();
        int len = childNodes.getLength();
        for( int i=0; i<len; i++ ) {
            Node child = childNodes.item(i);
            switch(child.getNodeType()) {
            case Node.CDATA_SECTION_NODE:
            case Node.TEXT_NODE:
                target.text(child.getNodeValue(),null);
                break;
            case Node.ELEMENT_NODE:
                target.writeDom((Element)child,domHandler,null,null);
                break;
            }
        }
    }

    public void serializeAttributes(Object element, XMLSerializer target) throws SAXException {
        NamedNodeMap al = ((Element)element).getAttributes();
        int len = al.getLength();
        for( int i=0; i<len; i++ ) {
            Attr a = (Attr)al.item(i);
            // work defensively
            String uri = a.getNamespaceURI();
            if(uri==null)   uri="";
            String local = a.getLocalName();
            String name = a.getName();
            if(local==null) local = name;
            if (uri.equals(WellKnownNamespace.XML_SCHEMA_INSTANCE) && ("nil".equals(local))) {
                isNilIncluded = true;
            }
            if(name.startsWith("xmlns")) continue;// DOM reports ns decls as attributes

            target.attribute(uri,local,a.getValue());
        }
    }

    public void serializeRoot(Object element, XMLSerializer target) throws SAXException {
        target.reportError(
                new ValidationEventImpl(
                        ValidationEvent.ERROR,
                        Messages.UNABLE_TO_MARSHAL_NON_ELEMENT.format(element.getClass().getName()),
                        null,
                        null));
    }

    public void serializeURIs(Object element, XMLSerializer target) {
        NamedNodeMap al = ((Element)element).getAttributes();
        int len = al.getLength();
        NamespaceContext2 context = target.getNamespaceContext();
        for( int i=0; i<len; i++ ) {
            Attr a = (Attr)al.item(i);
            if ("xmlns".equals(a.getPrefix())) {
                context.force(a.getValue(), a.getLocalName());
                continue;
            }
            if ("xmlns".equals(a.getName())) {
                if (element instanceof org.w3c.dom.Element) {
                    context.declareNamespace(a.getValue(), null, false);
                    continue;
                } else {
                    context.force(a.getValue(), "");
                    continue;
                }
            }
            String nsUri = a.getNamespaceURI();
            if(nsUri!=null && nsUri.length()>0)
                context.declareNamespace( nsUri, a.getPrefix(), true );
        }
    }

    public Transducer<Object> getTransducer() {
        return null;
    }

    public Loader getLoader(JAXBContextImpl context, boolean typeSubstitutionCapable) {
        if(typeSubstitutionCapable)
            return substLoader;
        else
            return domLoader;
    }

    private static final W3CDomHandler domHandler = new W3CDomHandler();
    private static final DomLoader domLoader = new DomLoader(domHandler);
    private final XsiTypeLoader substLoader = new XsiTypeLoader(this);

    }

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