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A processor for parsing, validating, serializing and manipulating XML, written in Java
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/*
* 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 java.util.HashMap;
import java.util.Iterator;
import java.util.Locale;
import java.util.Map;
import java.util.Set;
import java.util.Vector;
import org.apache.xerces.impl.Constants;
import org.apache.xerces.impl.dv.InvalidDatatypeValueException;
import org.apache.xerces.impl.dv.XSFacets;
import org.apache.xerces.impl.dv.XSSimpleType;
import org.apache.xerces.impl.validation.ValidationState;
import org.apache.xerces.impl.xs.SchemaGrammar;
import org.apache.xerces.impl.xs.SchemaNamespaceSupport;
import org.apache.xerces.impl.xs.SchemaSymbols;
import org.apache.xerces.impl.xs.XSAnnotationImpl;
import org.apache.xerces.impl.xs.XSAttributeGroupDecl;
import org.apache.xerces.impl.xs.XSAttributeUseImpl;
import org.apache.xerces.impl.xs.XSElementDecl;
import org.apache.xerces.impl.xs.XSParticleDecl;
import org.apache.xerces.impl.xs.XSWildcardDecl;
import org.apache.xerces.impl.xs.assertion.Test;
import org.apache.xerces.impl.xs.assertion.XSAssertImpl;
import org.apache.xerces.impl.xs.util.XInt;
import org.apache.xerces.impl.xs.util.XS11TypeHelper;
import org.apache.xerces.impl.xs.util.XSObjectListImpl;
import org.apache.xerces.util.DOMUtil;
import org.apache.xerces.util.NamespaceSupport;
import org.apache.xerces.util.SymbolTable;
import org.apache.xerces.util.XMLChar;
import org.apache.xerces.util.XMLSymbols;
import org.apache.xerces.xni.QName;
import org.apache.xerces.xs.XSAttributeUse;
import org.apache.xerces.xs.XSConstants;
import org.apache.xerces.xs.XSMultiValueFacet;
import org.apache.xerces.xs.XSObject;
import org.apache.xerces.xs.XSObjectList;
import org.apache.xerces.xs.XSSimpleTypeDefinition;
import org.apache.xerces.xs.XSTypeDefinition;
import org.w3c.dom.Element;
/**
* Class XSDAbstractTraverser
serves as the base class for all
* other XSD???Traverser
s. It holds the common data and provides
* a unified way to initialize these data.
*
* @xerces.internal
*
* @author Elena Litani, IBM
* @author Rahul Srivastava, Sun Microsystems Inc.
* @author Neeraj Bajaj, Sun Microsystems Inc.
*
* @version $Id$
*/
abstract class XSDAbstractTraverser {
protected static final String NO_NAME = "(no name)";
// Flags for checkOccurrences to indicate any special
// restrictions on minOccurs and maxOccurs relating to "all".
// NOT_ALL_CONTEXT - not processing an
// PROCESSING_ALL_EL - processing an in an
// GROUP_REF_WITH_ALL - processing reference that contained
// CHILD_OF_GROUP - processing a child of a model group definition
// PROCESSING_ALL_GP - processing an group itself
protected static final int NOT_ALL_CONTEXT = 0;
protected static final int PROCESSING_ALL_EL = 1;
protected static final int GROUP_REF_WITH_ALL = 2;
protected static final int CHILD_OF_GROUP = 4;
protected static final int PROCESSING_ALL_GP = 8;
//Shared data
protected XSDHandler fSchemaHandler = null;
protected SymbolTable fSymbolTable = null;
protected XSAttributeChecker fAttrChecker = null;
protected boolean fValidateAnnotations = false;
// a vector to store all the assertions up in the type hierarchy
private Vector baseAsserts = new Vector();
// used to validate default/fixed attribute values
ValidationState fValidationState = new ValidationState();
XSDAbstractTraverser (XSDHandler handler,
XSAttributeChecker attrChecker) {
fSchemaHandler = handler;
fAttrChecker = attrChecker;
}
void reset(SymbolTable symbolTable, boolean validateAnnotations, Locale locale) {
fSymbolTable = symbolTable;
fValidateAnnotations = validateAnnotations;
fValidationState.setExtraChecking(false);
fValidationState.setSymbolTable(symbolTable);
fValidationState.setLocale(locale);
fValidationState.setTypeValidatorHelper(fSchemaHandler.fTypeValidatorHelper);
}
// traverse the annotation declaration
// REVISIT: how to pass the parentAttrs? as DOM attributes?
// as name/value pairs (string)? in parsed form?
// @return XSAnnotationImpl object
XSAnnotationImpl traverseAnnotationDecl(Element annotationDecl, Object[] parentAttrs,
boolean isGlobal, XSDocumentInfo schemaDoc) {
// General Attribute Checking
Object[] attrValues = fAttrChecker.checkAttributes(annotationDecl, isGlobal, schemaDoc);
fAttrChecker.returnAttrArray(attrValues, schemaDoc);
String contents = DOMUtil.getAnnotation(annotationDecl);
Element child = DOMUtil.getFirstChildElement(annotationDecl);
if (child != null) {
do {
String name = DOMUtil.getLocalName(child);
// the only valid children of "annotation" are
// "appinfo" and "documentation"
if (!((name.equals(SchemaSymbols.ELT_APPINFO)) ||
(name.equals(SchemaSymbols.ELT_DOCUMENTATION)))) {
reportSchemaError("src-annotation", new Object[]{name}, child);
}
else {
// General Attribute Checking
// There is no difference between global or local appinfo/documentation,
// so we assume it's always global.
attrValues = fAttrChecker.checkAttributes(child, true, schemaDoc);
fAttrChecker.returnAttrArray(attrValues, schemaDoc);
}
child = DOMUtil.getNextSiblingElement(child);
}
while (child != null);
}
// if contents was null, must have been some kind of error;
// nothing to contribute to PSVI
if (contents == null) return null;
// find the grammar; fSchemaHandler must be known!
SchemaGrammar grammar = fSchemaHandler.getGrammar(schemaDoc.fTargetNamespace);
// fish out local attributes passed from parent
Vector annotationLocalAttrs = (Vector)parentAttrs[XSAttributeChecker.ATTIDX_NONSCHEMA];
// optimize for case where there are no local attributes
if(annotationLocalAttrs != null && !annotationLocalAttrs.isEmpty()) {
StringBuffer localStrBuffer = new StringBuffer(64);
localStrBuffer.append(' ');
// Vector should contain rawname value pairs
int i = 0;
while (i < annotationLocalAttrs.size()) {
String rawname = (String)annotationLocalAttrs.elementAt(i++);
int colonIndex = rawname.indexOf(':');
String prefix, localpart;
if (colonIndex == -1) {
prefix = "";
localpart = rawname;
}
else {
prefix = rawname.substring(0,colonIndex);
localpart = rawname.substring(colonIndex+1);
}
String uri = schemaDoc.fNamespaceSupport.getURI(fSymbolTable.addSymbol(prefix));
if (annotationDecl.getAttributeNS(uri, localpart).length() != 0) {
i++; // skip the next value, too
continue;
}
localStrBuffer.append(rawname)
.append("=\"");
String value = (String)annotationLocalAttrs.elementAt(i++);
// search for pesky "s and element
reportSchemaError("src-assert.3.13.1", new Object[] { DOMUtil.getLocalName(content), XS11TypeHelper.getSchemaTypeName(typeDef) }, content);
}
} else {
if (facet.equals(SchemaSymbols.ELT_MINLENGTH)) {
currentFacet = XSSimpleType.FACET_MINLENGTH;
}
else if (facet.equals(SchemaSymbols.ELT_MAXLENGTH)) {
currentFacet = XSSimpleType.FACET_MAXLENGTH;
}
else if (facet.equals(SchemaSymbols.ELT_MAXEXCLUSIVE)) {
currentFacet = XSSimpleType.FACET_MAXEXCLUSIVE;
}
else if (facet.equals(SchemaSymbols.ELT_MAXINCLUSIVE)) {
currentFacet = XSSimpleType.FACET_MAXINCLUSIVE;
}
else if (facet.equals(SchemaSymbols.ELT_MINEXCLUSIVE)) {
currentFacet = XSSimpleType.FACET_MINEXCLUSIVE;
}
else if (facet.equals(SchemaSymbols.ELT_MININCLUSIVE)) {
currentFacet = XSSimpleType.FACET_MININCLUSIVE;
}
else if (facet.equals(SchemaSymbols.ELT_TOTALDIGITS)) {
currentFacet = XSSimpleType.FACET_TOTALDIGITS;
}
else if (facet.equals(SchemaSymbols.ELT_FRACTIONDIGITS)) {
currentFacet = XSSimpleType.FACET_FRACTIONDIGITS;
}
else if (facet.equals(SchemaSymbols.ELT_WHITESPACE)) {
currentFacet = XSSimpleType.FACET_WHITESPACE;
}
else if (facet.equals(SchemaSymbols.ELT_LENGTH)) {
currentFacet = XSSimpleType.FACET_LENGTH;
}
else if (facet.equals(SchemaSymbols.ELT_MAXSCALE)) { //XML Schema 1.1
currentFacet = XSSimpleType.FACET_MAXSCALE;
}
else if (facet.equals(SchemaSymbols.ELT_MINSCALE)) { //XML Schema 1.1
currentFacet = XSSimpleType.FACET_MINSCALE;
}
else if (facet.equals(SchemaSymbols.ELT_EXPLICITTIMEZONE)){
currentFacet = XSSimpleType.FACET_EXPLICITTIMEZONE;
}
else {
break; // a non-facet
}
attrs = fAttrChecker.checkAttributes(content, false, schemaDoc);
// check for duplicate facets
if ((facetsPresent & currentFacet) != 0) {
// Ignore this facet, to avoid corrupting the previous facet
reportSchemaError("src-single-facet-value", new Object[]{facet}, content);
fAttrChecker.returnAttrArray (attrs, schemaDoc);
content = DOMUtil.getNextSiblingElement(content);
continue;
}
// The facet can't be used if the value is missing. Ignore
// this facet element.
if (attrs[XSAttributeChecker.ATTIDX_VALUE] == null) {
// Report an error if the "value" attribute is missing.
// If it's not missing, then its value is invalid, and an
// error should have already been reported by the
// attribute checker.
if (content.getAttributeNodeNS(null, "value") == null) {
reportSchemaError("s4s-att-must-appear", new Object[]{content.getLocalName(), SchemaSymbols.ATT_VALUE}, content);
}
fAttrChecker.returnAttrArray (attrs, schemaDoc);
content = DOMUtil.getNextSiblingElement(content);
continue;
}
facetsPresent |= currentFacet;
// check for fixed facet
if (((Boolean)attrs[XSAttributeChecker.ATTIDX_FIXED]).booleanValue()) {
facetsFixed |= currentFacet;
}
switch (currentFacet) {
case XSSimpleType.FACET_MINLENGTH:
xsFacets.minLength = ((XInt)attrs[XSAttributeChecker.ATTIDX_VALUE]).intValue();
break;
case XSSimpleType.FACET_MAXLENGTH:
xsFacets.maxLength = ((XInt)attrs[XSAttributeChecker.ATTIDX_VALUE]).intValue();
break;
case XSSimpleType.FACET_MAXEXCLUSIVE:
xsFacets.maxExclusive = (String)attrs[XSAttributeChecker.ATTIDX_VALUE];
break;
case XSSimpleType.FACET_MAXINCLUSIVE:
xsFacets.maxInclusive = (String)attrs[XSAttributeChecker.ATTIDX_VALUE];
break;
case XSSimpleType.FACET_MINEXCLUSIVE:
xsFacets.minExclusive = (String)attrs[XSAttributeChecker.ATTIDX_VALUE];
break;
case XSSimpleType.FACET_MININCLUSIVE:
xsFacets.minInclusive = (String)attrs[XSAttributeChecker.ATTIDX_VALUE];
break;
case XSSimpleType.FACET_TOTALDIGITS:
xsFacets.totalDigits = ((XInt)attrs[XSAttributeChecker.ATTIDX_VALUE]).intValue();
break;
case XSSimpleType.FACET_FRACTIONDIGITS:
xsFacets.fractionDigits = ((XInt)attrs[XSAttributeChecker.ATTIDX_VALUE]).intValue();
break;
case XSSimpleType.FACET_WHITESPACE:
xsFacets.whiteSpace = ((XInt)attrs[XSAttributeChecker.ATTIDX_VALUE]).shortValue();
break;
case XSSimpleType.FACET_LENGTH:
xsFacets.length = ((XInt)attrs[XSAttributeChecker.ATTIDX_VALUE]).intValue();
break;
case XSSimpleType.FACET_MAXSCALE:
xsFacets.maxScale = ((XInt)attrs[XSAttributeChecker.ATTIDX_VALUE]).intValue(); //XML Schema 1.1
break;
case XSSimpleType.FACET_MINSCALE:
xsFacets.minScale = ((XInt)attrs[XSAttributeChecker.ATTIDX_VALUE]).intValue(); //XML Schema 1.1
break;
case XSSimpleType.FACET_EXPLICITTIMEZONE:
xsFacets.explicitTimezone = ((XInt)attrs[XSAttributeChecker.ATTIDX_VALUE]).shortValue();
break;
}
Element child = DOMUtil.getFirstChildElement( content );
XSAnnotationImpl annotation = null;
if (child != null &&
DOMUtil.getLocalName(child).equals(SchemaSymbols.ELT_ANNOTATION)) {
// traverse annotation if any
annotation = traverseAnnotationDecl(child, attrs, false, schemaDoc);
child = DOMUtil.getNextSiblingElement(child);
}
else {
String text = DOMUtil.getSyntheticAnnotation(content);
if (text != null) {
annotation = traverseSyntheticAnnotation(content, text, attrs, false, schemaDoc);
}
}
switch (currentFacet) {
case XSSimpleType.FACET_MINLENGTH:
xsFacets.minLengthAnnotation = annotation;
break;
case XSSimpleType.FACET_MAXLENGTH:
xsFacets.maxLengthAnnotation = annotation;
break;
case XSSimpleType.FACET_MAXEXCLUSIVE:
xsFacets.maxExclusiveAnnotation = annotation;
break;
case XSSimpleType.FACET_MAXINCLUSIVE:
xsFacets.maxInclusiveAnnotation = annotation;
break;
case XSSimpleType.FACET_MINEXCLUSIVE:
xsFacets.minExclusiveAnnotation = annotation;
break;
case XSSimpleType.FACET_MININCLUSIVE:
xsFacets.minInclusiveAnnotation = annotation;
break;
case XSSimpleType.FACET_TOTALDIGITS:
xsFacets.totalDigitsAnnotation = annotation;
break;
case XSSimpleType.FACET_FRACTIONDIGITS:
xsFacets.fractionDigitsAnnotation = annotation;
break;
case XSSimpleType.FACET_WHITESPACE:
xsFacets.whiteSpaceAnnotation = annotation;
break;
case XSSimpleType.FACET_LENGTH:
xsFacets.lengthAnnotation = annotation;
break;
case XSSimpleType.FACET_MAXSCALE: //XML Schema 1.1
xsFacets.maxScaleAnnotation = annotation;
break;
case XSSimpleType.FACET_MINSCALE: //XML Schema 1.1
xsFacets.minScaleAnnotation = annotation;
break;
case XSSimpleType.FACET_EXPLICITTIMEZONE: //XML Schema 1.1
xsFacets.explicitTimezoneAnnotation = annotation;
break;
}
if (child != null) {
reportSchemaError("s4s-elt-must-match.1", new Object[]{facet, "(annotation?)", DOMUtil.getLocalName(child)}, child);
}
}
fAttrChecker.returnAttrArray (attrs, schemaDoc);
content = DOMUtil.getNextSiblingElement(content);
}
// retrieve all assert definitions, from all base types all the way up in the
// type hierarchy. sets a global variable, 'baseAsserts' with all the base
// asserts.
if (fSchemaHandler.fSchemaVersion == Constants.SCHEMA_VERSION_1_1) {
getAssertsFromBaseTypes(baseValidator);
// add all base assertions to the list of assertions to be processed
if (baseAsserts.size() > 0) {
if (assertData == null) {
assertData = new Vector();
}
assertData.addAll(baseAsserts);
baseAsserts.clear(); // clear vector baseAsserts
}
}
if (enumData !=null) {
facetsPresent |= XSSimpleType.FACET_ENUMERATION;
xsFacets.enumeration = enumData;
xsFacets.enumNSDecls = enumNSDecls;
xsFacets.enumAnnotations = enumAnnotations;
}
if (seenPattern) {
facetsPresent |= XSSimpleType.FACET_PATTERN;
xsFacets.pattern = fPattern.toString();
xsFacets.patternAnnotations = patternAnnotations;
}
if (assertData != null) {
facetsPresent |= XSSimpleType.FACET_ASSERT;
xsFacets.assertFacets = assertData;
}
fPattern.setLength(0);
return new FacetInfo(xsFacets, content, facetsPresent, facetsFixed);
}
// return whether QName/NOTATION is part of the given type
private boolean containsQName(XSSimpleType type) {
if (type.getVariety() == XSSimpleType.VARIETY_ATOMIC) {
short primitive = type.getPrimitiveKind();
return (primitive == XSSimpleType.PRIMITIVE_QNAME ||
primitive == XSSimpleType.PRIMITIVE_NOTATION);
}
else if (type.getVariety() == XSSimpleType.VARIETY_LIST) {
return containsQName((XSSimpleType)type.getItemType());
}
else if (type.getVariety() == XSSimpleType.VARIETY_UNION) {
XSObjectList members = type.getMemberTypes();
for (int i = 0; i < members.getLength(); i++) {
if (containsQName((XSSimpleType)members.item(i)))
return true;
}
}
return false;
}
//
// Traverse a set of attribute and attribute group elements
// Needed by complexType and attributeGroup traversal
// This method will return the first non-attribute/attrgrp found
//
Element traverseAttrsAndAttrGrps(Element firstAttr, XSAttributeGroupDecl attrGrp,
XSDocumentInfo schemaDoc, SchemaGrammar grammar,
XSObject enclosingParent) {
Element child=null;
XSAttributeGroupDecl tempAttrGrp = null;
XSAttributeUseImpl tempAttrUse = null;
XSAttributeUse otherUse = null;
String childName;
Map attrGroupCounts = new HashMap();
for (child=firstAttr; child!=null; child=DOMUtil.getNextSiblingElement(child)) {
childName = DOMUtil.getLocalName(child);
if (childName.equals(SchemaSymbols.ELT_ATTRIBUTE)) {
tempAttrUse = fSchemaHandler.fAttributeTraverser.traverseLocal(child,
schemaDoc,
grammar,
enclosingParent);
if (tempAttrUse == null) continue;
if (tempAttrUse.fUse == SchemaSymbols.USE_PROHIBITED) {
// Revisit: not passing schema version information, since we do not check for
// attributes of type id when the attribute use is prohibited.
attrGrp.addAttributeUse(tempAttrUse);
continue;
}
otherUse = attrGrp.getAttributeUseNoProhibited(
tempAttrUse.fAttrDecl.getNamespace(),
tempAttrUse.fAttrDecl.getName());
if (otherUse==null) {
String idName = attrGrp.addAttributeUse(tempAttrUse, fSchemaHandler.fSchemaVersion == Constants.SCHEMA_VERSION_1_1);
// For XML Schema 1.1, we return null
if (idName != null) {
String code = (enclosingParent instanceof XSAttributeGroupDecl) ? "ag-props-correct.3" : "ct-props-correct.5";
String name = enclosingParent.getName();
reportSchemaError(code, new Object[]{name, tempAttrUse.fAttrDecl.getName(), idName}, child);
}
}
else if (otherUse != tempAttrUse) {
String code = (enclosingParent instanceof XSAttributeGroupDecl) ? "ag-props-correct.2" : "ct-props-correct.4";
String name = enclosingParent.getName();
reportSchemaError(code, new Object[]{name, tempAttrUse.fAttrDecl.getName()}, child);
}
}
else if (childName.equals(SchemaSymbols.ELT_ATTRIBUTEGROUP)) {
//REVISIT: do we need to save some state at this point??
tempAttrGrp = fSchemaHandler.fAttributeGroupTraverser.traverseLocal(
child, schemaDoc, grammar);
setAttributeGroupCount(attrGroupCounts, tempAttrGrp.getName(), tempAttrGrp.getNamespace());
if(tempAttrGrp == null ) continue;
XSObjectList attrUseS = tempAttrGrp.getAttributeUses();
XSAttributeUseImpl oneAttrUse;
int attrCount = attrUseS.getLength();
for (int i=0; i QName occurs more than once. display a warning for each such occurrence.
Set keySet = attrGroupCounts.keySet();
for (Iterator iter = keySet.iterator(); iter.hasNext();) {
QName qname = (QName)iter.next();
Integer count = (Integer)attrGroupCounts.get(qname);
if (count.intValue() > 1) {
reportSchemaWarning("src-ct.7", new Object[]{qname.localpart, enclosingParent.getName()}, (Element)firstAttr.getParentNode());
}
}
if (child != null) {
childName = DOMUtil.getLocalName(child);
if (childName.equals(SchemaSymbols.ELT_ANYATTRIBUTE)) {
XSWildcardDecl tempAttrWC = fSchemaHandler.fWildCardTraverser.
traverseAnyAttribute(child, schemaDoc, grammar);
if (attrGrp.fAttributeWC == null) {
attrGrp.fAttributeWC = tempAttrWC;
}
// perform intersection of attribute wildcard
else {
attrGrp.fAttributeWC = fSchemaHandler.fXSConstraints.
performIntersectionWith(tempAttrWC, attrGrp.fAttributeWC, tempAttrWC.fProcessContents);
if (attrGrp.fAttributeWC == null) {
String code = (enclosingParent instanceof XSAttributeGroupDecl) ? "src-attribute_group.2" : "src-ct.4";
String name = enclosingParent.getName();
reportSchemaError(code, new Object[]{name}, child);
}
}
child = DOMUtil.getNextSiblingElement(child);
}
}
// Success
return child;
}
/*
* Store the count of keyed by its QName, encountered within a complex type definition.
*/
private void setAttributeGroupCount(Map attrGroupCounts, String name, String namespace) {
QName qName = new QName(null, name, name, namespace);
if (attrGroupCounts.containsKey(qName)) {
Integer count = (Integer)attrGroupCounts.get(qName);
attrGroupCounts.put(qName, new Integer(count.intValue() + 1));
}
else {
attrGroupCounts.put(qName, new Integer(1));
}
}
void reportSchemaError (String key, Object[] args, Element ele) {
fSchemaHandler.reportSchemaError(key, args, ele);
}
void reportSchemaWarning (String key, Object[] args, Element ele) {
fSchemaHandler.reportSchemaWarning(key, args, ele);
}
/**
* Element/Attribute traversers call this method to check whether
* the type is NOTATION without enumeration facet
*/
void checkNotationType(String refName, XSTypeDefinition typeDecl, Element elem) {
if (typeDecl.getTypeCategory() == XSTypeDefinition.SIMPLE_TYPE &&
((XSSimpleType)typeDecl).getVariety() == XSSimpleType.VARIETY_ATOMIC &&
((XSSimpleType)typeDecl).getPrimitiveKind() == XSSimpleType.PRIMITIVE_NOTATION) {
if ((((XSSimpleType)typeDecl).getDefinedFacets() & XSSimpleType.FACET_ENUMERATION) == 0) {
reportSchemaError("enumeration-required-notation", new Object[]{typeDecl.getName(), refName, DOMUtil.getLocalName(elem)}, elem);
}
}
}
// Checks constraints for minOccurs, maxOccurs
protected XSParticleDecl checkOccurrences(XSParticleDecl particle,
String particleName, Element parent,
int allContextFlags,
long defaultVals) {
int min = particle.fMinOccurs;
int max = particle.fMaxOccurs;
boolean defaultMin = (defaultVals & (1 << XSAttributeChecker.ATTIDX_MINOCCURS)) != 0;
boolean defaultMax = (defaultVals & (1 << XSAttributeChecker.ATTIDX_MAXOCCURS)) != 0;
boolean processingAllEl = ((allContextFlags & PROCESSING_ALL_EL) != 0);
boolean processingAllGP = ((allContextFlags & PROCESSING_ALL_GP) != 0);
boolean groupRefWithAll = ((allContextFlags & GROUP_REF_WITH_ALL) != 0);
boolean isGroupChild = ((allContextFlags & CHILD_OF_GROUP) != 0);
// Neither minOccurs nor maxOccurs may be specified
// for the child of a model group definition.
if (isGroupChild) {
if (!defaultMin) {
Object[] args = new Object[]{particleName, "minOccurs"};
reportSchemaError("s4s-att-not-allowed", args, parent);
min = 1;
}
if (!defaultMax) {
Object[] args = new Object[]{particleName, "maxOccurs"};
reportSchemaError("s4s-att-not-allowed", args, parent);
max = 1;
}
}
// If minOccurs=maxOccurs=0, no component is specified
if (min == 0 && max == 0) {
particle.fType = XSParticleDecl.PARTICLE_EMPTY;
return null;
}
// For the elements referenced in an , minOccurs attribute
// must be zero or one, and maxOccurs attribute must be one.
// For a complex type definition that contains an or a
// reference a whose model group is an all model group,
// minOccurs and maxOccurs must be one.
if (processingAllEl) {
// XML Schema 1.1 - maxOccurs can have a value > 1
if (max != 1 && fSchemaHandler.fSchemaVersion != Constants.SCHEMA_VERSION_1_1) {
reportSchemaError("cos-all-limited.2", new Object[]{
(max == SchemaSymbols.OCCURRENCE_UNBOUNDED) ? SchemaSymbols.ATTVAL_UNBOUNDED : Integer.toString(max),
((XSElementDecl)particle.fValue).getName()}, parent);
max = 1;
if (min > 1)
min = 1;
}
}
else if (processingAllGP || groupRefWithAll) {
if (max != 1) {
reportSchemaError("cos-all-limited.1.2", null, parent);
if (min > 1)
min = 1;
max = 1;
}
}
particle.fMinOccurs = min;
particle.fMaxOccurs = max;
return particle;
}
private static String processAttValue(String original) {
final int length = original.length();
// normally, nothing will happen
for (int i = 0; i < length; ++i) {
char currChar = original.charAt(i);
if (currChar == '"' || currChar == '<' || currChar == '&' ||
currChar == 0x09 || currChar == 0x0A || currChar == 0x0D) {
return escapeAttValue(original, i);
}
}
return original;
}
// this is not terribly performant!
private static String escapeAttValue(String original, int from) {
int i;
final int length = original.length();
StringBuffer newVal = new StringBuffer(length);
newVal.append(original.substring(0, from));
for (i = from; i < length; ++i) {
char currChar = original.charAt(i);
if (currChar == '"') {
newVal.append(""");
}
else if (currChar == '<') {
newVal.append("<");
}
else if (currChar == '&') {
newVal.append("&");
}
// Must escape 0x09, 0x0A and 0x0D if they appear in attribute
// value so that they may be round-tripped. They would otherwise
// be transformed to a 0x20 during attribute value normalization.
else if (currChar == 0x09) {
newVal.append(" ");
}
else if (currChar == 0x0A) {
newVal.append("
");
}
else if (currChar == 0x0D) {
newVal.append("
");
}
else {
newVal.append(currChar);
}
}
return newVal.toString();
}
}