org.apache.xerces.impl.xs.traversers.XSDNotationTraverser Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of xercesImpl Show documentation

Xerces2 is the next generation of high performance, fully compliant XML parsers in the Apache Xerces family. This new version of Xerces introduces the Xerces Native Interface (XNI), a complete framework for building parser components and configurations that is extremely modular and easy to program.

There is a newer version: 2.12.2

Show newest version

/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 * 
 *      http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.apache.xerces.impl.xs.traversers;

import org.apache.xerces.impl.xs.SchemaGrammar;
import org.apache.xerces.impl.xs.SchemaSymbols;
import org.apache.xerces.impl.xs.XSAnnotationImpl;
import org.apache.xerces.impl.xs.XSNotationDecl;
import org.apache.xerces.impl.xs.util.XSObjectListImpl;
import org.apache.xerces.util.DOMUtil;
import org.apache.xerces.xs.XSObjectList;
import org.w3c.dom.Element;

/**
 * The notation declaration schema component traverser.
 *
 * 
 *   Content: (annotation?)
 * 
 *
 * @xerces.internal 
 *
 * @author Rahul Srivastava, Sun Microsystems Inc.
 * @author Elena Litani, IBM
 * @version $Id: XSDNotationTraverser.java 819653 2009-09-28 17:29:56Z knoaman $
 */
class  XSDNotationTraverser extends XSDAbstractTraverser {
    
    XSDNotationTraverser (XSDHandler handler,
            XSAttributeChecker gAttrCheck) {
        super(handler, gAttrCheck);
    }
    
    XSNotationDecl traverse(Element elmNode,
            XSDocumentInfo schemaDoc,
            SchemaGrammar grammar) {
        
        // General Attribute Checking for elmNode
        Object[] attrValues = fAttrChecker.checkAttributes(elmNode, true, schemaDoc);
        //get attributes
        String  nameAttr   = (String) attrValues[XSAttributeChecker.ATTIDX_NAME];
        
        String  publicAttr = (String) attrValues[XSAttributeChecker.ATTIDX_PUBLIC];
        String  systemAttr = (String) attrValues[XSAttributeChecker.ATTIDX_SYSTEM];
        if (nameAttr == null) {
            reportSchemaError("s4s-att-must-appear", new Object[]{SchemaSymbols.ELT_NOTATION, SchemaSymbols.ATT_NAME}, elmNode);
            fAttrChecker.returnAttrArray(attrValues, schemaDoc);
            return null;
        }
        
        if (systemAttr == null && publicAttr == null) {
            reportSchemaError("PublicSystemOnNotation", null, elmNode);
            publicAttr = "missing";
        }
        
        XSNotationDecl notation = new XSNotationDecl();
        notation.fName = nameAttr;
        notation.fTargetNamespace = schemaDoc.fTargetNamespace;
        notation.fPublicId = publicAttr;
        notation.fSystemId = systemAttr;
        
        //check content
        Element content = DOMUtil.getFirstChildElement(elmNode);
        XSAnnotationImpl annotation = null;
        
        if (content != null && DOMUtil.getLocalName(content).equals(SchemaSymbols.ELT_ANNOTATION)) {
            annotation = traverseAnnotationDecl(content, attrValues, false, schemaDoc);
            content = DOMUtil.getNextSiblingElement(content);
        }
        else {
            String text = DOMUtil.getSyntheticAnnotation(elmNode);
            if (text != null) {
                annotation = traverseSyntheticAnnotation(elmNode, text, attrValues, false, schemaDoc);
            }
        }
        XSObjectList annotations;
        if (annotation != null) {
            annotations = new XSObjectListImpl();
            ((XSObjectListImpl) annotations).addXSObject(annotation);
        } else {
            annotations = XSObjectListImpl.EMPTY_LIST;
        }
        notation.fAnnotations = annotations;
        if (content!=null){
            Object[] args = new Object [] {SchemaSymbols.ELT_NOTATION, "(annotation?)", DOMUtil.getLocalName(content)};
            reportSchemaError("s4s-elt-must-match.1", args, content);
            
        }
        if (grammar.getGlobalNotationDecl(notation.fName) == null) {
            grammar.addGlobalNotationDecl(notation);
        }

        // also add it to extended map
        final String loc = fSchemaHandler.schemaDocument2SystemId(schemaDoc);
        final XSNotationDecl notation2 = grammar.getGlobalNotationDecl(notation.fName, loc);  
        if (notation2 == null) {
            grammar.addGlobalNotationDecl(notation, loc);
        }

        // handle duplicates
        if (fSchemaHandler.fTolerateDuplicates) {
            if (notation2 != null) {
                notation = notation2;
            }
            fSchemaHandler.addGlobalNotationDecl(notation);
        }
        fAttrChecker.returnAttrArray(attrValues, schemaDoc);
        
        return notation;
    }
}