| /* |
| * Copyright (c) 1997, 2021 Oracle and/or its affiliates. All rights reserved. |
| * |
| * This program and the accompanying materials are made available under the |
| * terms of the Eclipse Distribution License v. 1.0, which is available at |
| * http://www.eclipse.org/org/documents/edl-v10.php. |
| * |
| * SPDX-License-Identifier: BSD-3-Clause |
| */ |
| |
| 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 org.glassfish.jaxb.core.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 (kohsuke.kawaguchi@sun.com) |
| */ |
| public class XMLSchemaInternalizationLogic implements InternalizationLogic { |
| |
| /** |
| * This filter looks for {@code <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; |
| } |
| } |