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/*
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* reserved comment block
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* DO NOT REMOVE OR ALTER!
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*/
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/*
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* Copyright 2001-2004 The Apache Software Foundation.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.sun.org.apache.xerces.internal.impl.xs.traversers;
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import com.sun.org.apache.xerces.internal.impl.xs.SchemaGrammar;
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import com.sun.org.apache.xerces.internal.impl.xs.SchemaSymbols;
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import com.sun.org.apache.xerces.internal.impl.xs.XSAnnotationImpl;
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import com.sun.org.apache.xerces.internal.impl.xs.XSAttributeGroupDecl;
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import com.sun.org.apache.xerces.internal.impl.xs.util.XSObjectListImpl;
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import com.sun.org.apache.xerces.internal.util.DOMUtil;
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import com.sun.org.apache.xerces.internal.util.XMLSymbols;
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import com.sun.org.apache.xerces.internal.xni.QName;
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import com.sun.org.apache.xerces.internal.xs.XSObjectList;
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import org.w3c.dom.Element;
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/**
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* The attribute group definition schema component traverser.
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*
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* <attributeGroup
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* id = ID
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* name = NCName
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* ref = QName
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* {any attributes with non-schema namespace . . .}>
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* Content: (annotation?, ((attribute | attributeGroup)*, anyAttribute?))
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* </attributeGroup>
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*
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* @xerces.internal
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*
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* @author Rahul Srivastava, Sun Microsystems Inc.
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* @author Sandy Gao, IBM
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*
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* @version $Id: XSDAttributeGroupTraverser.java,v 1.7 2010-11-01 04:40:02 joehw Exp $
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*/
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class XSDAttributeGroupTraverser extends XSDAbstractTraverser {
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XSDAttributeGroupTraverser (XSDHandler handler,
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XSAttributeChecker gAttrCheck) {
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super(handler, gAttrCheck);
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}
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XSAttributeGroupDecl traverseLocal(Element elmNode,
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XSDocumentInfo schemaDoc,
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SchemaGrammar grammar) {
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// General Attribute Checking for elmNode declared locally
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Object[] attrValues = fAttrChecker.checkAttributes(elmNode, false, schemaDoc);
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// get attribute
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QName refAttr = (QName) attrValues[XSAttributeChecker.ATTIDX_REF];
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XSAttributeGroupDecl attrGrp = null;
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// ref should be here.
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if (refAttr == null) {
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reportSchemaError("s4s-att-must-appear", new Object[]{"attributeGroup (local)", "ref"}, elmNode);
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fAttrChecker.returnAttrArray(attrValues, schemaDoc);
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return null;
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}
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// get global decl
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attrGrp = (XSAttributeGroupDecl)fSchemaHandler.getGlobalDecl(schemaDoc, XSDHandler.ATTRIBUTEGROUP_TYPE, refAttr, elmNode);
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// no children are allowed here except annotation, which is optional.
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Element child = DOMUtil.getFirstChildElement(elmNode);
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if (child != null) {
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String childName = DOMUtil.getLocalName(child);
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if (childName.equals(SchemaSymbols.ELT_ANNOTATION)) {
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traverseAnnotationDecl(child, attrValues, false, schemaDoc);
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child = DOMUtil.getNextSiblingElement(child);
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} else {
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String text = DOMUtil.getSyntheticAnnotation(child);
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if (text != null) {
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traverseSyntheticAnnotation(child, text, attrValues, false, schemaDoc);
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}
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}
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if (child != null) {
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Object[] args = new Object [] {refAttr.rawname, "(annotation?)", DOMUtil.getLocalName(child)};
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reportSchemaError("s4s-elt-must-match.1", args, child);
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}
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} // if
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fAttrChecker.returnAttrArray(attrValues, schemaDoc);
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return attrGrp;
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} // traverseLocal
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XSAttributeGroupDecl traverseGlobal(Element elmNode,
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XSDocumentInfo schemaDoc,
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SchemaGrammar grammar) {
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XSAttributeGroupDecl attrGrp = new XSAttributeGroupDecl();
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// General Attribute Checking for elmNode declared globally
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Object[] attrValues = fAttrChecker.checkAttributes(elmNode, true, schemaDoc);
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String nameAttr = (String) attrValues[XSAttributeChecker.ATTIDX_NAME];
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// global declaration must have a name
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if (nameAttr == null) {
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reportSchemaError("s4s-att-must-appear", new Object[]{"attributeGroup (global)", "name"}, elmNode);
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nameAttr = NO_NAME;
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}
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attrGrp.fName = nameAttr;
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attrGrp.fTargetNamespace = schemaDoc.fTargetNamespace;
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// check the content
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Element child = DOMUtil.getFirstChildElement(elmNode);
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XSAnnotationImpl annotation = null;
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if (child!=null && DOMUtil.getLocalName(child).equals(SchemaSymbols.ELT_ANNOTATION)) {
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annotation = traverseAnnotationDecl(child, attrValues, false, schemaDoc);
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child = DOMUtil.getNextSiblingElement(child);
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}
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else {
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String text = DOMUtil.getSyntheticAnnotation(elmNode);
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if (text != null) {
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annotation = traverseSyntheticAnnotation(elmNode, text, attrValues, false, schemaDoc);
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}
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}
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// Traverse the attribute and attribute group elements and fill in the
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// attributeGroup structure
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Element nextNode = traverseAttrsAndAttrGrps(child, attrGrp, schemaDoc, grammar, null);
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if (nextNode!=null) {
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// An invalid element was found...
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Object[] args = new Object [] {nameAttr, "(annotation?, ((attribute | attributeGroup)*, anyAttribute?))", DOMUtil.getLocalName(nextNode)};
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reportSchemaError("s4s-elt-must-match.1", args, nextNode);
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}
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if (nameAttr.equals(NO_NAME)) {
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// if a global group doesn't have a name, then don't add it.
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fAttrChecker.returnAttrArray(attrValues, schemaDoc);
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return null;
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}
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// Remove prohibited attributes from the set
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attrGrp.removeProhibitedAttrs();
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// check for restricted redefine:
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XSAttributeGroupDecl redefinedAttrGrp = (XSAttributeGroupDecl)fSchemaHandler.getGrpOrAttrGrpRedefinedByRestriction(
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XSDHandler.ATTRIBUTEGROUP_TYPE,
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new QName(XMLSymbols.EMPTY_STRING, nameAttr, nameAttr, schemaDoc.fTargetNamespace),
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schemaDoc, elmNode);
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if(redefinedAttrGrp != null) {
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Object[] errArgs = attrGrp.validRestrictionOf(nameAttr, redefinedAttrGrp);
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if (errArgs != null) {
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reportSchemaError((String)errArgs[errArgs.length-1], errArgs, child);
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reportSchemaError("src-redefine.7.2.2", new Object [] {nameAttr, errArgs[errArgs.length-1]}, child);
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}
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}
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XSObjectList annotations;
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if (annotation != null) {
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annotations = new XSObjectListImpl();
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((XSObjectListImpl)annotations).addXSObject (annotation);
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} else {
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annotations = XSObjectListImpl.EMPTY_LIST;
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}
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attrGrp.fAnnotations = annotations;
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// make an entry in global declarations.
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if (grammar.getGlobalAttributeGroupDecl(attrGrp.fName) == null) {
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grammar.addGlobalAttributeGroupDecl(attrGrp);
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}
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// also add it to extended map
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final String loc = fSchemaHandler.schemaDocument2SystemId(schemaDoc);
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final XSAttributeGroupDecl attrGrp2 = grammar.getGlobalAttributeGroupDecl(attrGrp.fName, loc);
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if (attrGrp2 == null) {
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grammar.addGlobalAttributeGroupDecl(attrGrp, loc);
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}
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// handle duplicates
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if (fSchemaHandler.fTolerateDuplicates) {
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if (attrGrp2 != null) {
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attrGrp = attrGrp2;
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}
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fSchemaHandler.addGlobalAttributeGroupDecl(attrGrp);
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}
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fAttrChecker.returnAttrArray(attrValues, schemaDoc);
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return attrGrp;
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} // traverseGlobal
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} // XSDAttributeGroupTraverser
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