com.sun.tools.xjc.reader.xmlschema.parser.XMLSchemaInternalizationLogic Maven / Gradle / Ivy
/*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
*
* Copyright (c) 1997-2011 Oracle and/or its affiliates. All rights reserved.
*
* The contents of this file are subject to the terms of either the GNU
* General Public License Version 2 only ("GPL") or the Common Development
* and Distribution License("CDDL") (collectively, the "License"). You
* may not use this file except in compliance with the License. You can
* obtain a copy of the License at
* https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html
* or packager/legal/LICENSE.txt. See the License for the specific
* language governing permissions and limitations under the License.
*
* When distributing the software, include this License Header Notice in each
* file and include the License file at packager/legal/LICENSE.txt.
*
* GPL Classpath Exception:
* Oracle designates this particular file as subject to the "Classpath"
* exception as provided by Oracle in the GPL Version 2 section of the License
* file that accompanied this code.
*
* Modifications:
* If applicable, add the following below the License Header, with the fields
* enclosed by brackets [] replaced by your own identifying information:
* "Portions Copyright [year] [name of copyright owner]"
*
* Contributor(s):
* If you wish your version of this file to be governed by only the CDDL or
* only the GPL Version 2, indicate your decision by adding "[Contributor]
* elects to include this software in this distribution under the [CDDL or GPL
* Version 2] license." If you don't indicate a single choice of license, a
* recipient has the option to distribute your version of this file under
* either the CDDL, the GPL Version 2 or to extend the choice of license to
* its licensees as provided above. However, if you add GPL Version 2 code
* and therefore, elected the GPL Version 2 license, then the option applies
* only if the new code is made subject to such option by the copyright
* holder.
*/
package com.sun.tools.xjc.reader.xmlschema.parser;
import com.sun.tools.xjc.reader.internalizer.AbstractReferenceFinderImpl;
import com.sun.tools.xjc.reader.internalizer.DOMForest;
import com.sun.tools.xjc.reader.internalizer.InternalizationLogic;
import com.sun.tools.xjc.util.DOMUtils;
import com.sun.xml.bind.v2.WellKnownNamespace;
import org.w3c.dom.Element;
import org.w3c.dom.NodeList;
import org.xml.sax.Attributes;
import org.xml.sax.helpers.XMLFilterImpl;
/**
* XML Schema specific internalization logic.
*
* @author
* Kohsuke Kawaguchi ([email protected])
*/
public class XMLSchemaInternalizationLogic implements InternalizationLogic {
/**
* This filter looks for <xs:import> and <xs:include>
* and parses those documents referenced by them.
*/
private static final class ReferenceFinder extends AbstractReferenceFinderImpl {
ReferenceFinder( DOMForest parent ) {
super(parent);
}
protected String findExternalResource( String nsURI, String localName, Attributes atts) {
if( WellKnownNamespace.XML_SCHEMA.equals(nsURI)
&& ("import".equals(localName) || "include".equals(localName) ) )
return atts.getValue("schemaLocation");
else
return null;
}
}
public XMLFilterImpl createExternalReferenceFinder(DOMForest parent) {
return new ReferenceFinder(parent);
}
public boolean checkIfValidTargetNode(DOMForest parent, Element bindings, Element target) {
return WellKnownNamespace.XML_SCHEMA.equals(target.getNamespaceURI());
}
public Element refineTarget(Element target) {
// look for existing xs:annotation
Element annotation = DOMUtils.getFirstChildElement(target, WellKnownNamespace.XML_SCHEMA, "annotation");
if(annotation==null)
// none exists. need to make one
annotation = insertXMLSchemaElement( target, "annotation" );
// then look for appinfo
Element appinfo = DOMUtils.getFirstChildElement(annotation, WellKnownNamespace.XML_SCHEMA, "appinfo" );
if(appinfo==null)
// none exists. need to make one
appinfo = insertXMLSchemaElement( annotation, "appinfo" );
return appinfo;
}
/**
* Creates a new XML Schema element of the given local name
* and insert it as the first child of the given parent node.
*
* @return
* Newly create element.
*/
private Element insertXMLSchemaElement( Element parent, String localName ) {
// use the same prefix as the parent node to avoid modifying
// the namespace binding.
String qname = parent.getTagName();
int idx = qname.indexOf(':');
if(idx==-1) qname = localName;
else qname = qname.substring(0,idx+1)+localName;
Element child = parent.getOwnerDocument().createElementNS( WellKnownNamespace.XML_SCHEMA, qname );
NodeList children = parent.getChildNodes();
if( children.getLength()==0 )
parent.appendChild(child);
else
parent.insertBefore( child, children.item(0) );
return child;
}
}