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XSDComplexTypeTraverser.javaAPI DocApache Xerces 3.0.160948Fri Sep 14 20:33:54 BST 2007org.apache.xerces.impl.xs.traversers

XSDComplexTypeTraverser

public class XSDComplexTypeTraverser extends XSDAbstractParticleTraverser
A complex type definition schema component traverser. Content: (annotation?, (simpleContent | complexContent | ((group | all | choice | sequence)?, ((attribute | attributeGroup)*, anyAttribute?))))
xerces.internal
version
$Id: XSDComplexTypeTraverser.java 548082 2007-06-17 18:03:46Z mrglavas $

Fields Summary
private static final int
GLOBAL_NUM
private String
fName
private String
fTargetNamespace
private short
fDerivedBy
private short
fFinal
private short
fBlock
private short
fContentType
private org.apache.xerces.xs.XSTypeDefinition
fBaseType
private org.apache.xerces.impl.xs.XSAttributeGroupDecl
fAttrGrp
private org.apache.xerces.impl.dv.XSSimpleType
fXSSimpleType
private org.apache.xerces.impl.xs.XSParticleDecl
fParticle
private boolean
fIsAbstract
private org.apache.xerces.impl.xs.XSComplexTypeDecl
fComplexTypeDecl
private org.apache.xerces.impl.xs.XSAnnotationImpl[]
fAnnotations
private org.apache.xerces.impl.xs.XSParticleDecl
fEmptyParticle
private Object[]
fGlobalStore
private int
fGlobalStorePos
private static final boolean
DEBUG
private org.apache.xerces.impl.dv.SchemaDVFactory
schemaFactory
Constructors Summary
XSDComplexTypeTraverser(XSDHandler handler, XSAttributeChecker gAttrCheck)

    
      
              
        super(handler, gAttrCheck);
Methods Summary
private voidaddAnnotation(org.apache.xerces.impl.xs.XSAnnotationImpl annotation)

        if(annotation == null)
            return;
        // it isn't very likely that there will be more than one annotation
        // in a complexType decl.  This saves us fromhaving to push/pop
        // one more object from the fGlobalStore, and that's bound
        // to be a savings for most applications
        if(fAnnotations == null) {
            fAnnotations = new XSAnnotationImpl[1];
        } else {
            XSAnnotationImpl [] tempArray = new XSAnnotationImpl[fAnnotations.length + 1];
            System.arraycopy(fAnnotations, 0, tempArray, 0, fAnnotations.length);
            fAnnotations = tempArray;
        }
        fAnnotations[fAnnotations.length-1] = annotation;
private voidcontentBackup()

        if(fGlobalStore == null) {
            fGlobalStore = new Object [GLOBAL_NUM];
            fGlobalStorePos = 0;
        }
        if(fGlobalStorePos == fGlobalStore.length) {
            Object [] newArray = new Object[fGlobalStorePos+GLOBAL_NUM];
            System.arraycopy(fGlobalStore, 0, newArray, 0, fGlobalStorePos);
            fGlobalStore = newArray;
        }
        fGlobalStore[fGlobalStorePos++] = fComplexTypeDecl;
        fGlobalStore[fGlobalStorePos++] = fIsAbstract?Boolean.TRUE:Boolean.FALSE;
        fGlobalStore[fGlobalStorePos++] = fName ;
        fGlobalStore[fGlobalStorePos++] = fTargetNamespace;
        // let's save ourselves a couple of objects...
        fGlobalStore[fGlobalStorePos++] = new Integer((fDerivedBy << 16) + fFinal);
        fGlobalStore[fGlobalStorePos++] = new Integer((fBlock << 16) + fContentType);
        fGlobalStore[fGlobalStorePos++] = fBaseType;
        fGlobalStore[fGlobalStorePos++] = fAttrGrp;
        fGlobalStore[fGlobalStorePos++] = fParticle;
        fGlobalStore[fGlobalStorePos++] = fXSSimpleType;
        fGlobalStore[fGlobalStorePos++] = fAnnotations;
private voidcontentRestore()

        fAnnotations = (XSAnnotationImpl [])fGlobalStore[--fGlobalStorePos];
        fXSSimpleType = (XSSimpleType)fGlobalStore[--fGlobalStorePos];
        fParticle = (XSParticleDecl)fGlobalStore[--fGlobalStorePos];
        fAttrGrp = (XSAttributeGroupDecl)fGlobalStore[--fGlobalStorePos];
        fBaseType = (XSTypeDefinition)fGlobalStore[--fGlobalStorePos];
        int i = ((Integer)(fGlobalStore[--fGlobalStorePos])).intValue();
        fBlock = (short)(i >> 16);
        fContentType = (short)i;
        i = ((Integer)(fGlobalStore[--fGlobalStorePos])).intValue();
        fDerivedBy = (short)(i >> 16);
        fFinal = (short)i;
        fTargetNamespace = (String)fGlobalStore[--fGlobalStorePos];
        fName = (String)fGlobalStore[--fGlobalStorePos];
        fIsAbstract = ((Boolean)fGlobalStore[--fGlobalStorePos]).booleanValue();
        fComplexTypeDecl = (XSComplexTypeDecl)fGlobalStore[--fGlobalStorePos];
private java.lang.StringgenAnonTypeName(org.w3c.dom.Element complexTypeDecl)

        
        // Generate a unique name for the anonymous type by concatenating together the
        // names of parent nodes
        // The name is quite good for debugging/error purposes, but we may want to
        // revisit how this is done for performance reasons (LM).
        StringBuffer typeName = new StringBuffer("#AnonType_");
        Element node = DOMUtil.getParent(complexTypeDecl);
        while (node != null && (node != DOMUtil.getRoot(DOMUtil.getDocument(node)))) {
            typeName.append(node.getAttribute(SchemaSymbols.ATT_NAME));
            node = DOMUtil.getParent(node);
        }
        return typeName.toString();
private org.apache.xerces.impl.xs.XSParticleDeclgetErrorContent()

        XSParticleDecl particle = new XSParticleDecl();
        particle.fType = XSParticleDecl.PARTICLE_WILDCARD;
        particle.fValue = getErrorWildcard();
        particle.fMinOccurs = 0;
        particle.fMaxOccurs = SchemaSymbols.OCCURRENCE_UNBOUNDED;
        XSModelGroupImpl group = new XSModelGroupImpl();
        group.fCompositor = XSModelGroupImpl.MODELGROUP_SEQUENCE;
        group.fParticleCount = 1;
        group.fParticles = new XSParticleDecl[1];
        group.fParticles[0] = particle;
        XSParticleDecl errorContent = new XSParticleDecl();
        errorContent.fType = XSParticleDecl.PARTICLE_MODELGROUP;
        errorContent.fValue = group;
        
        return errorContent;
private org.apache.xerces.impl.xs.XSWildcardDeclgetErrorWildcard()

        XSWildcardDecl errorWildcard = new XSWildcardDecl();
        errorWildcard.fProcessContents = XSWildcardDecl.PC_SKIP;
        return errorWildcard;
private voidhandleComplexTypeError(java.lang.String messageId, java.lang.Object[] args, org.w3c.dom.Element e)

        
        if (messageId!=null) {
            reportSchemaError(messageId, args, e);
        }
        
        //
        //  Mock up the typeInfo structure so that there won't be problems during
        //  validation
        //
        fBaseType = SchemaGrammar.fAnyType;
        fContentType = XSComplexTypeDecl.CONTENTTYPE_MIXED;
        fParticle = getErrorContent();
        // REVISIT: do we need to remove all attribute uses already added into
        // the attribute group? maybe it's ok to leave them there. -SG
        fAttrGrp.fAttributeWC = getErrorWildcard();
        
        return;
private booleanisAttrOrAttrGroup(org.w3c.dom.Element e)

        String elementName = DOMUtil.getLocalName(e);
        
        if (elementName.equals(SchemaSymbols.ELT_ATTRIBUTE) ||
                elementName.equals(SchemaSymbols.ELT_ATTRIBUTEGROUP) ||
                elementName.equals(SchemaSymbols.ELT_ANYATTRIBUTE))
            return true;
        else
            return false;
private voidmergeAttributes(org.apache.xerces.impl.xs.XSAttributeGroupDecl fromAttrGrp, org.apache.xerces.impl.xs.XSAttributeGroupDecl toAttrGrp, java.lang.String typeName, boolean extension, org.w3c.dom.Element elem)

        
        XSObjectList attrUseS = fromAttrGrp.getAttributeUses();
        XSAttributeUseImpl  duplicateAttrUse =  null, oneAttrUse = null;
        int attrCount = attrUseS.getLength();
        for (int i=0; i<attrCount; i++) {
            oneAttrUse = (XSAttributeUseImpl)attrUseS.item(i);
            XSAttributeUse existingAttrUse = toAttrGrp.getAttributeUse(oneAttrUse.fAttrDecl.getNamespace(),
                    oneAttrUse.fAttrDecl.getName());
            if (existingAttrUse == null) {
                
                String idName = toAttrGrp.addAttributeUse(oneAttrUse);
                if (idName != null) {
                    throw new ComplexTypeRecoverableError("ct-props-correct.5",
                            new Object[]{typeName, idName, oneAttrUse.fAttrDecl.getName()},
                            elem);
                }
            }
            else {
                if (extension) {
                    throw new ComplexTypeRecoverableError("ct-props-correct.4",
                            new Object[]{typeName, oneAttrUse.fAttrDecl.getName()},
                            elem);
                }
            }
        }
        // For extension, the wildcard must be formed by doing a union of the wildcards
        if (extension) {
            if (toAttrGrp.fAttributeWC==null) {
                toAttrGrp.fAttributeWC = fromAttrGrp.fAttributeWC;
            }
            else if (fromAttrGrp.fAttributeWC != null) {
                toAttrGrp.fAttributeWC = toAttrGrp.fAttributeWC.performUnionWith(fromAttrGrp.fAttributeWC, toAttrGrp.fAttributeWC.fProcessContents);
                if (toAttrGrp.fAttributeWC == null) {
                    // REVISIT: XML Schema 1.0 2nd edition doesn't actually specify this constraint. It's a bug in the spec
                    // which will eventually be fixed. We're just guessing what the error code will be. If it turns out to be
                    // something else we'll need to change it. -- mrglavas
                    throw new ComplexTypeRecoverableError("src-ct.5", new Object[]{typeName}, elem);
                }
            }
            
        }
private voidprocessComplexContent(org.w3c.dom.Element complexContentChild, boolean isMixed, boolean isDerivation, XSDocumentInfo schemaDoc, org.apache.xerces.impl.xs.SchemaGrammar grammar)

        
        Element attrNode = null;
        XSParticleDecl particle = null;
        
        // whether there is a particle with empty model group
        boolean emptyParticle = false;
        if (complexContentChild != null) {
            // -------------------------------------------------------------
            // GROUP, ALL, SEQUENCE or CHOICE, followed by attributes, if specified.
            // Note that it's possible that only attributes are specified.
            // -------------------------------------------------------------
            
            
            String childName = DOMUtil.getLocalName(complexContentChild);
            
            if (childName.equals(SchemaSymbols.ELT_GROUP)) {
                
                particle = fSchemaHandler.fGroupTraverser.traverseLocal(complexContentChild,
                        schemaDoc, grammar);
                attrNode = DOMUtil.getNextSiblingElement(complexContentChild);
            }
            else if (childName.equals(SchemaSymbols.ELT_SEQUENCE)) {
                particle = traverseSequence(complexContentChild,schemaDoc,grammar,
                        NOT_ALL_CONTEXT,fComplexTypeDecl);
                if (particle != null) {
                    XSModelGroupImpl group = (XSModelGroupImpl)particle.fValue;
                    if (group.fParticleCount == 0)
                        emptyParticle = true;
                }
                attrNode = DOMUtil.getNextSiblingElement(complexContentChild);
            }
            else if (childName.equals(SchemaSymbols.ELT_CHOICE)) {
                particle = traverseChoice(complexContentChild,schemaDoc,grammar,
                        NOT_ALL_CONTEXT,fComplexTypeDecl);
                if (particle != null && particle.fMinOccurs == 0) {
                    XSModelGroupImpl group = (XSModelGroupImpl)particle.fValue;
                    if (group.fParticleCount == 0)
                        emptyParticle = true;
                }
                attrNode = DOMUtil.getNextSiblingElement(complexContentChild);
            }
            else if (childName.equals(SchemaSymbols.ELT_ALL)) {
                particle = traverseAll(complexContentChild,schemaDoc,grammar,
                        PROCESSING_ALL_GP,fComplexTypeDecl);
                if (particle != null) {
                    XSModelGroupImpl group = (XSModelGroupImpl)particle.fValue;
                    if (group.fParticleCount == 0)
                        emptyParticle = true;
                }
                attrNode = DOMUtil.getNextSiblingElement(complexContentChild);
            }
            else {
                // Should be attributes here - will check below...
                attrNode = complexContentChild;
            }
        }
        
        // if the particle is empty because there is no non-annotation chidren,
        // we need to make the particle itself null (so that the effective
        // content is empty).
        if (emptyParticle) {
            // get the first child
            Element child = DOMUtil.getFirstChildElement(complexContentChild);
            // if it's annotation, get the next one
            if (child != null) {
                if (DOMUtil.getLocalName(child).equals(SchemaSymbols.ELT_ANNOTATION)) {
                    child = DOMUtil.getNextSiblingElement(child);
                }
            }
            // if there is no (non-annotation) children, mark particle empty
            if (child == null)
                particle = null;
            // child != null means we might have seen an element with
            // minOccurs == maxOccurs == 0
        }
        
        if (particle == null && isMixed) {
            if (fEmptyParticle == null) {
                XSModelGroupImpl group = new XSModelGroupImpl();
                group.fCompositor = XSModelGroupImpl.MODELGROUP_SEQUENCE;
                group.fParticleCount = 0;
                group.fParticles = null;
                group.fAnnotations = XSObjectListImpl.EMPTY_LIST;
                fEmptyParticle = new XSParticleDecl();
                fEmptyParticle.fType = XSParticleDecl.PARTICLE_MODELGROUP;
                fEmptyParticle.fValue = group;
                fEmptyParticle.fAnnotations = XSObjectListImpl.EMPTY_LIST;
            }
            particle = fEmptyParticle;
        }
        fParticle = particle;
        
        // -----------------------------------------------------------------------
        // Set the content type
        // -----------------------------------------------------------------------
        if (fParticle == null)
            fContentType = XSComplexTypeDecl.CONTENTTYPE_EMPTY;
        else if (isMixed)
            fContentType = XSComplexTypeDecl.CONTENTTYPE_MIXED;
        else
            fContentType = XSComplexTypeDecl.CONTENTTYPE_ELEMENT;
        
        
        // -------------------------------------------------------------
        // Now, process attributes
        // -------------------------------------------------------------
        if (attrNode != null) {
            if (!isAttrOrAttrGroup(attrNode)) {
                throw new ComplexTypeRecoverableError("s4s-elt-invalid-content.1",
                        new Object[]{fName,DOMUtil.getLocalName(attrNode)},
                        attrNode);
            }
            Element node =
                traverseAttrsAndAttrGrps(attrNode,fAttrGrp,schemaDoc,grammar,fComplexTypeDecl);
            if (node!=null) {
                throw new ComplexTypeRecoverableError("s4s-elt-invalid-content.1",
                        new Object[]{fName,DOMUtil.getLocalName(node)},
                        node);
            }
            // Only remove prohibited attribute uses if this isn't a derived type
            // Derivation-specific code worries about this elsewhere
            if (!isDerivation) {
                fAttrGrp.removeProhibitedAttrs();
            }
        }
private voidtraverseComplexContent(org.w3c.dom.Element complexContentElement, boolean mixedOnType, XSDocumentInfo schemaDoc, org.apache.xerces.impl.xs.SchemaGrammar grammar)

        
        
        Object[] complexContentAttrValues = fAttrChecker.checkAttributes(complexContentElement, false,
                schemaDoc);
        
        
        // -----------------------------------------------------------------------
        // Determine if this is mixed content
        // -----------------------------------------------------------------------
        boolean mixedContent = mixedOnType;
        Boolean mixedAtt     = (Boolean) complexContentAttrValues[XSAttributeChecker.ATTIDX_MIXED];
        if (mixedAtt != null) {
            mixedContent = mixedAtt.booleanValue();
        }
        
        
        // -----------------------------------------------------------------------
        // Since the type must have complex content, set the simple type validators
        // to null
        // -----------------------------------------------------------------------
        fXSSimpleType = null;
        
        Element complexContent = DOMUtil.getFirstChildElement(complexContentElement);
        if (complexContent != null && DOMUtil.getLocalName(complexContent).equals(SchemaSymbols.ELT_ANNOTATION)) {
            addAnnotation(traverseAnnotationDecl(complexContent, complexContentAttrValues, false, schemaDoc));
            complexContent = DOMUtil.getNextSiblingElement(complexContent);
        }
        else {
            String text = DOMUtil.getSyntheticAnnotation(complexContentElement);
            if (text != null) {
                addAnnotation(traverseSyntheticAnnotation(complexContentElement, text, complexContentAttrValues, false, schemaDoc));
            }
        }
        
        // If there are no children, return
        if (complexContent==null) {
            fAttrChecker.returnAttrArray(complexContentAttrValues, schemaDoc);
            throw new ComplexTypeRecoverableError("s4s-elt-invalid-content.2",
                    new Object[]{fName,SchemaSymbols.ELT_COMPLEXCONTENT},
                    complexContentElement);
        }
        
        // -----------------------------------------------------------------------
        // The content should be either "restriction" or "extension"
        // -----------------------------------------------------------------------
        String complexContentName = DOMUtil.getLocalName(complexContent);
        if (complexContentName.equals(SchemaSymbols.ELT_RESTRICTION))
            fDerivedBy = XSConstants.DERIVATION_RESTRICTION;
        else if (complexContentName.equals(SchemaSymbols.ELT_EXTENSION))
            fDerivedBy = XSConstants.DERIVATION_EXTENSION;
        else {
            fAttrChecker.returnAttrArray(complexContentAttrValues, schemaDoc);
            throw new ComplexTypeRecoverableError("s4s-elt-invalid-content.1",
                    new Object[]{fName, complexContentName}, complexContent);
        }
        Element elemTmp = DOMUtil.getNextSiblingElement(complexContent);
        if (elemTmp != null) {
            fAttrChecker.returnAttrArray(complexContentAttrValues, schemaDoc);
            String siblingName = DOMUtil.getLocalName(elemTmp);
            throw new ComplexTypeRecoverableError("s4s-elt-invalid-content.1",
                    new Object[]{fName, siblingName}, elemTmp);
        }
        
        Object[] derivationTypeAttrValues = fAttrChecker.checkAttributes(complexContent, false,
                schemaDoc);
        QName baseTypeName = (QName)  derivationTypeAttrValues[XSAttributeChecker.ATTIDX_BASE];
        
        
        // -----------------------------------------------------------------------
        // Need a base type.  Check that it's a complex type
        // -----------------------------------------------------------------------
        if (baseTypeName==null) {
            fAttrChecker.returnAttrArray(complexContentAttrValues, schemaDoc);
            fAttrChecker.returnAttrArray(derivationTypeAttrValues, schemaDoc);
            throw new ComplexTypeRecoverableError("s4s-att-must-appear",
                    new Object[]{complexContentName, "base"}, complexContent);
        }
        
        XSTypeDefinition type = (XSTypeDefinition)fSchemaHandler.getGlobalDecl(schemaDoc,
                XSDHandler.TYPEDECL_TYPE,
                baseTypeName,
                complexContent);
        
        if (type==null) {
            fAttrChecker.returnAttrArray(complexContentAttrValues, schemaDoc);
            fAttrChecker.returnAttrArray(derivationTypeAttrValues, schemaDoc);
            throw new ComplexTypeRecoverableError();
        }
        
        if (! (type instanceof XSComplexTypeDecl)) {
            fAttrChecker.returnAttrArray(complexContentAttrValues, schemaDoc);
            fAttrChecker.returnAttrArray(derivationTypeAttrValues, schemaDoc);
            throw new ComplexTypeRecoverableError("src-ct.1",
                    new Object[]{fName, type.getName()}, complexContent);
        }
        XSComplexTypeDecl baseType = (XSComplexTypeDecl)type;
        fBaseType = baseType;
        
        // -----------------------------------------------------------------------
        // Check that the base permits the derivation
        // -----------------------------------------------------------------------
        if ((baseType.getFinal() & fDerivedBy)!=0) {
            fAttrChecker.returnAttrArray(complexContentAttrValues, schemaDoc);
            fAttrChecker.returnAttrArray(derivationTypeAttrValues, schemaDoc);
            String errorKey = (fDerivedBy==XSConstants.DERIVATION_EXTENSION) ?
                    "cos-ct-extends.1.1" : "derivation-ok-restriction.1";
            throw new ComplexTypeRecoverableError(errorKey,
                    new Object[]{fName, fBaseType.getName()}, complexContent);
        }
        
        // -----------------------------------------------------------------------
        // Skip over any potential annotations
        // -----------------------------------------------------------------------
        complexContent = DOMUtil.getFirstChildElement(complexContent);
        
        if (complexContent != null) {
            // traverse annotation if any
            if (DOMUtil.getLocalName(complexContent).equals(SchemaSymbols.ELT_ANNOTATION)) {
                addAnnotation(traverseAnnotationDecl(complexContent, derivationTypeAttrValues, false, schemaDoc));
                complexContent = DOMUtil.getNextSiblingElement(complexContent);
            }
            else {
                String text = DOMUtil.getSyntheticAnnotation(complexContent);
                if (text != null) {
                    addAnnotation(traverseSyntheticAnnotation(complexContent, text, derivationTypeAttrValues, false, schemaDoc));
                }
            }
            if (complexContent !=null &&
                    DOMUtil.getLocalName(complexContent).equals(SchemaSymbols.ELT_ANNOTATION)){
                fAttrChecker.returnAttrArray(complexContentAttrValues, schemaDoc);
                fAttrChecker.returnAttrArray(derivationTypeAttrValues, schemaDoc);
                throw new ComplexTypeRecoverableError("s4s-elt-invalid-content.1",
                        new Object[]{fName,SchemaSymbols.ELT_ANNOTATION}, complexContent);
            }
        }
        else {
            String text = DOMUtil.getSyntheticAnnotation(complexContent);
            if (text != null) {
                addAnnotation(traverseSyntheticAnnotation(complexContent, text, derivationTypeAttrValues, false, schemaDoc));
            }
        }
        // -----------------------------------------------------------------------
        // Process the content.  Note:  should I try to catch any complexType errors
        // here in order to return the attr array?
        // -----------------------------------------------------------------------
        try {
            processComplexContent(complexContent, mixedContent, true, schemaDoc,
                    grammar);
        } catch (ComplexTypeRecoverableError e) {
            fAttrChecker.returnAttrArray(complexContentAttrValues, schemaDoc);
            fAttrChecker.returnAttrArray(derivationTypeAttrValues, schemaDoc);
            throw e;
        }
        
        // -----------------------------------------------------------------------
        // Compose the final content and attribute uses
        // -----------------------------------------------------------------------
        XSParticleDecl baseContent = (XSParticleDecl)baseType.getParticle();
        if (fDerivedBy==XSConstants.DERIVATION_RESTRICTION) {
            
            // This is an RESTRICTION
            
            // N.B. derivation-ok-restriction.5.3 is checked under schema
            // full checking.   That's because we need to wait until locals are
            // traversed so that occurrence information is correct.
            
            
            if (fContentType == XSComplexTypeDecl.CONTENTTYPE_MIXED &&
                    baseType.getContentType() != XSComplexTypeDecl.CONTENTTYPE_MIXED) {
                fAttrChecker.returnAttrArray(complexContentAttrValues, schemaDoc);
                fAttrChecker.returnAttrArray(derivationTypeAttrValues, schemaDoc);
                throw new ComplexTypeRecoverableError("derivation-ok-restriction.5.4.1.2",
                        new Object[]{fName, baseType.getName()},
                        complexContent);
            }
            
            try {
                mergeAttributes(baseType.getAttrGrp(), fAttrGrp, fName, false, complexContent);
            } catch (ComplexTypeRecoverableError e) {
                fAttrChecker.returnAttrArray(complexContentAttrValues, schemaDoc);
                fAttrChecker.returnAttrArray(derivationTypeAttrValues, schemaDoc);
                throw e;
            }
            // Remove prohibited uses.   Must be done after merge for RESTRICTION.
            fAttrGrp.removeProhibitedAttrs();
            
            if (baseType != SchemaGrammar.fAnyType) {
                Object[] errArgs = fAttrGrp.validRestrictionOf(fName, baseType.getAttrGrp());
                if (errArgs != null) {
                    fAttrChecker.returnAttrArray(complexContentAttrValues, schemaDoc);
                    fAttrChecker.returnAttrArray(derivationTypeAttrValues, schemaDoc);
                    throw new ComplexTypeRecoverableError((String)errArgs[errArgs.length-1],
                            errArgs, complexContent);
                }
            }
        }
        else {
            
            // This is an EXTENSION
            
            // Create the particle
            if (fParticle == null) {
                fContentType = baseType.getContentType();
                fXSSimpleType = (XSSimpleType)baseType.getSimpleType();
                fParticle = baseContent;
            }
            else if (baseType.getContentType() == XSComplexTypeDecl.CONTENTTYPE_EMPTY) {
            }
            else {
                //
                // Check if the contentType of the base is consistent with the new type
                // cos-ct-extends.1.4.3.2
                if (fContentType == XSComplexTypeDecl.CONTENTTYPE_ELEMENT &&
                        baseType.getContentType() != XSComplexTypeDecl.CONTENTTYPE_ELEMENT) {
                    fAttrChecker.returnAttrArray(complexContentAttrValues, schemaDoc);
                    fAttrChecker.returnAttrArray(derivationTypeAttrValues, schemaDoc);
                    throw new ComplexTypeRecoverableError("cos-ct-extends.1.4.3.2.2.1.a",
                            new Object[]{fName}, complexContent);
                }
                else if (fContentType == XSComplexTypeDecl.CONTENTTYPE_MIXED &&
                        baseType.getContentType() != XSComplexTypeDecl.CONTENTTYPE_MIXED) {
                    fAttrChecker.returnAttrArray(complexContentAttrValues, schemaDoc);
                    fAttrChecker.returnAttrArray(derivationTypeAttrValues, schemaDoc);
                    throw new ComplexTypeRecoverableError("cos-ct-extends.1.4.3.2.2.1.b",
                            new Object[]{fName}, complexContent);
                }
                
                // if the content of either type is an "all" model group, error.
                if (fParticle.fType == XSParticleDecl.PARTICLE_MODELGROUP &&
                        ((XSModelGroupImpl)fParticle.fValue).fCompositor == XSModelGroupImpl.MODELGROUP_ALL ||
                        ((XSParticleDecl)baseType.getParticle()).fType == XSParticleDecl.PARTICLE_MODELGROUP &&
                        ((XSModelGroupImpl)(((XSParticleDecl)baseType.getParticle())).fValue).fCompositor == XSModelGroupImpl.MODELGROUP_ALL) {
                    fAttrChecker.returnAttrArray(complexContentAttrValues, schemaDoc);
                    fAttrChecker.returnAttrArray(derivationTypeAttrValues, schemaDoc);
                    throw new ComplexTypeRecoverableError("cos-all-limited.1.2",
                            new Object[]{}, complexContent);
                }
                // the "sequence" model group to contain both particles
                XSModelGroupImpl group = new XSModelGroupImpl();
                group.fCompositor = XSModelGroupImpl.MODELGROUP_SEQUENCE;
                group.fParticleCount = 2;
                group.fParticles = new XSParticleDecl[2];
                group.fParticles[0] = (XSParticleDecl)baseType.getParticle();
                group.fParticles[1] = fParticle;
                group.fAnnotations = XSObjectListImpl.EMPTY_LIST;
                // the particle to contain the above sequence
                XSParticleDecl particle = new XSParticleDecl();
                particle.fType = XSParticleDecl.PARTICLE_MODELGROUP;
                particle.fValue = group;
                particle.fAnnotations = XSObjectListImpl.EMPTY_LIST; 
                
                fParticle = particle;
            }
            
            // Remove prohibited uses.   Must be done before merge for EXTENSION.
            fAttrGrp.removeProhibitedAttrs();
            try {
                mergeAttributes(baseType.getAttrGrp(), fAttrGrp, fName, true, complexContent);
            } catch (ComplexTypeRecoverableError e) {
                fAttrChecker.returnAttrArray(complexContentAttrValues, schemaDoc);
                fAttrChecker.returnAttrArray(derivationTypeAttrValues, schemaDoc);
                throw e;
            }
            
        }
        
        // and *finally* we can legitimately return the attributes!
        fAttrChecker.returnAttrArray(complexContentAttrValues, schemaDoc);
        fAttrChecker.returnAttrArray(derivationTypeAttrValues, schemaDoc);
private voidtraverseComplexContentDecl(org.w3c.dom.Element complexContentDecl, boolean mixedOnComplexTypeDecl)
private org.apache.xerces.impl.xs.XSComplexTypeDecltraverseComplexTypeDecl(org.w3c.dom.Element complexTypeDecl, java.lang.String complexTypeName, java.lang.Object[] attrValues, XSDocumentInfo schemaDoc, org.apache.xerces.impl.xs.SchemaGrammar grammar)

        
        fComplexTypeDecl = new XSComplexTypeDecl();
        fAttrGrp = new XSAttributeGroupDecl();
        Boolean abstractAtt  = (Boolean) attrValues[XSAttributeChecker.ATTIDX_ABSTRACT];
        XInt    blockAtt     = (XInt)    attrValues[XSAttributeChecker.ATTIDX_BLOCK];
        Boolean mixedAtt     = (Boolean) attrValues[XSAttributeChecker.ATTIDX_MIXED];
        XInt    finalAtt     = (XInt)    attrValues[XSAttributeChecker.ATTIDX_FINAL];
        
        fName = complexTypeName;
        fComplexTypeDecl.setName(fName);
        fTargetNamespace = schemaDoc.fTargetNamespace;
        
        fBlock = blockAtt == null ? schemaDoc.fBlockDefault : blockAtt.shortValue();
        fFinal = finalAtt == null ? schemaDoc.fFinalDefault : finalAtt.shortValue();
        //discard valid Block/Final 'Default' values that are invalid for Block/Final
        fBlock &= (XSConstants.DERIVATION_EXTENSION | XSConstants.DERIVATION_RESTRICTION);
        fFinal &= (XSConstants.DERIVATION_EXTENSION | XSConstants.DERIVATION_RESTRICTION);
        
        fIsAbstract = (abstractAtt != null && abstractAtt.booleanValue());
        fAnnotations = null;
        
        Element child = null;
        
        try {
            // ---------------------------------------------------------------
            // First, handle any ANNOTATION declaration and get next child
            // ---------------------------------------------------------------
            child = DOMUtil.getFirstChildElement(complexTypeDecl);
            if(child != null) {
                if (DOMUtil.getLocalName(child).equals(SchemaSymbols.ELT_ANNOTATION)) {
                    addAnnotation(traverseAnnotationDecl(child, attrValues, false, schemaDoc));
                    child = DOMUtil.getNextSiblingElement(child);
                }
                else {
                    String text = DOMUtil.getSyntheticAnnotation(complexTypeDecl);
                    if (text != null) {
                        addAnnotation(traverseSyntheticAnnotation(complexTypeDecl, text, attrValues, false, schemaDoc));
                    }
                }
                if (child !=null && DOMUtil.getLocalName(child).equals(SchemaSymbols.ELT_ANNOTATION)) {
                    throw new ComplexTypeRecoverableError("s4s-elt-invalid-content.1",
                            new Object[]{fName,SchemaSymbols.ELT_ANNOTATION},
                            child);
                }
            }
            else {
                String text = DOMUtil.getSyntheticAnnotation(complexTypeDecl);
                if (text != null) {
                    addAnnotation(traverseSyntheticAnnotation(complexTypeDecl, text, attrValues, false, schemaDoc));
                }
            }
            // ---------------------------------------------------------------
            // Process the content of the complex type definition
            // ---------------------------------------------------------------
            if (child==null) {
                //
                // EMPTY complexType with complexContent
                //
                
                // set the base to the anyType
                fBaseType = SchemaGrammar.fAnyType;
                processComplexContent(child, mixedAtt.booleanValue(), false,
                        schemaDoc, grammar);
            }
            else if (DOMUtil.getLocalName(child).equals
                    (SchemaSymbols.ELT_SIMPLECONTENT)) {
                //
                // SIMPLE CONTENT
                //
                traverseSimpleContent(child, schemaDoc, grammar);
                Element elemTmp = DOMUtil.getNextSiblingElement(child);
                if (elemTmp != null) {
                    String siblingName = DOMUtil.getLocalName(elemTmp);
                    throw new ComplexTypeRecoverableError("s4s-elt-invalid-content.1",
                            new Object[]{fName,siblingName},
                            elemTmp);
                }
            }
            else if (DOMUtil.getLocalName(child).equals
                    (SchemaSymbols.ELT_COMPLEXCONTENT)) {
                traverseComplexContent(child, mixedAtt.booleanValue(),
                        schemaDoc, grammar);
                Element elemTmp = DOMUtil.getNextSiblingElement(child);
                if (elemTmp != null) {
                    String siblingName = DOMUtil.getLocalName(elemTmp);
                    throw new ComplexTypeRecoverableError("s4s-elt-invalid-content.1",
                            new Object[]{fName,siblingName},
                            elemTmp);
                }
            }
            else {
                //
                // We must have ....
                // GROUP, ALL, SEQUENCE or CHOICE, followed by optional attributes
                // Note that it's possible that only attributes are specified.
                //
                
                // set the base to the anyType
                fBaseType = SchemaGrammar.fAnyType;
                processComplexContent(child, mixedAtt.booleanValue(), false,
                        schemaDoc, grammar);
            }
            
        }
        catch (ComplexTypeRecoverableError e) {
            handleComplexTypeError(e.getMessage(), e.errorSubstText,
                    e.errorElem);
        }
        
        if (DEBUG) {
            System.out.println(fName);
        }
        fComplexTypeDecl.setValues(fName, fTargetNamespace, fBaseType,
                fDerivedBy, fFinal, fBlock, fContentType, fIsAbstract,
                fAttrGrp, fXSSimpleType, fParticle, new XSObjectListImpl(fAnnotations, 
                        fAnnotations == null? 0 : fAnnotations.length));
        return fComplexTypeDecl;
org.apache.xerces.impl.xs.XSComplexTypeDecltraverseGlobal(org.w3c.dom.Element complexTypeNode, XSDocumentInfo schemaDoc, org.apache.xerces.impl.xs.SchemaGrammar grammar)
Traverse global complexType declarations

param
Element
param
XSDocumentInfo
param
SchemaGrammar
return
XSComplexTypeDecXSComplexTypeDecl

        
        Object[] attrValues = fAttrChecker.checkAttributes(complexTypeNode, true,
                schemaDoc);
        String complexTypeName = (String)  attrValues[XSAttributeChecker.ATTIDX_NAME];
        contentBackup();
        XSComplexTypeDecl type = traverseComplexTypeDecl (complexTypeNode,
                complexTypeName, attrValues, schemaDoc, grammar);
        contentRestore();
        if (complexTypeName == null) {
            reportSchemaError("s4s-att-must-appear", new Object[]{SchemaSymbols.ELT_COMPLEXTYPE, SchemaSymbols.ATT_NAME}, complexTypeNode);
        } else {
            grammar.addGlobalTypeDecl(type);
        }
        // need to add the type to the grammar for later constraint checking
        grammar.addComplexTypeDecl(type, fSchemaHandler.element2Locator(complexTypeNode));
        fAttrChecker.returnAttrArray(attrValues, schemaDoc);
        
        return type;
org.apache.xerces.impl.xs.XSComplexTypeDecltraverseLocal(org.w3c.dom.Element complexTypeNode, XSDocumentInfo schemaDoc, org.apache.xerces.impl.xs.SchemaGrammar grammar)
Traverse local complexType declarations

param
Element
param
XSDocumentInfo
param
SchemaGrammar
return
XSComplexTypeDecl

        
        
        Object[] attrValues = fAttrChecker.checkAttributes(complexTypeNode, false,
                schemaDoc);
        String complexTypeName = genAnonTypeName(complexTypeNode);
        contentBackup();
        XSComplexTypeDecl type = traverseComplexTypeDecl (complexTypeNode,
                complexTypeName, attrValues, schemaDoc, grammar);
        contentRestore();
        // need to add the type to the grammar for later constraint checking
        grammar.addComplexTypeDecl(type, fSchemaHandler.element2Locator(complexTypeNode));
        type.setIsAnonymous();
        fAttrChecker.returnAttrArray(attrValues, schemaDoc);
        
        return type;
private voidtraverseSimpleContent(org.w3c.dom.Element simpleContentElement, XSDocumentInfo schemaDoc, org.apache.xerces.impl.xs.SchemaGrammar grammar)

        
        
        Object[] simpleContentAttrValues = fAttrChecker.checkAttributes(simpleContentElement, false,
                schemaDoc);
        
        // -----------------------------------------------------------------------
        // Set content type
        // -----------------------------------------------------------------------
        fContentType = XSComplexTypeDecl.CONTENTTYPE_SIMPLE;
        fParticle = null;
        
        Element simpleContent = DOMUtil.getFirstChildElement(simpleContentElement);
        if (simpleContent != null && DOMUtil.getLocalName(simpleContent).equals(SchemaSymbols.ELT_ANNOTATION)) {
            addAnnotation(traverseAnnotationDecl(simpleContent, simpleContentAttrValues, false, schemaDoc));
            simpleContent = DOMUtil.getNextSiblingElement(simpleContent);
        }
        else {
            String text = DOMUtil.getSyntheticAnnotation(simpleContentElement);
            if (text != null) {
                addAnnotation(traverseSyntheticAnnotation(simpleContentElement, text, simpleContentAttrValues, false, schemaDoc));
            }
        }
        
        // If there are no children, return
        if (simpleContent==null) {
            fAttrChecker.returnAttrArray(simpleContentAttrValues, schemaDoc);
            throw new ComplexTypeRecoverableError("s4s-elt-invalid-content.2",
                    new Object[]{fName,SchemaSymbols.ELT_SIMPLECONTENT},
                    simpleContentElement);
        }
        
        // -----------------------------------------------------------------------
        // The content should be either "restriction" or "extension"
        // -----------------------------------------------------------------------
        String simpleContentName = DOMUtil.getLocalName(simpleContent);
        if (simpleContentName.equals(SchemaSymbols.ELT_RESTRICTION))
            fDerivedBy = XSConstants.DERIVATION_RESTRICTION;
        else if (simpleContentName.equals(SchemaSymbols.ELT_EXTENSION))
            fDerivedBy = XSConstants.DERIVATION_EXTENSION;
        else {
            fAttrChecker.returnAttrArray(simpleContentAttrValues, schemaDoc);
            throw new ComplexTypeRecoverableError("s4s-elt-invalid-content.1",
                    new Object[]{fName,simpleContentName},
                    simpleContent);
        }
        Element elemTmp = DOMUtil.getNextSiblingElement(simpleContent);
        if (elemTmp != null) {
            fAttrChecker.returnAttrArray(simpleContentAttrValues, schemaDoc);
            String siblingName = DOMUtil.getLocalName(elemTmp);
            throw new ComplexTypeRecoverableError("s4s-elt-invalid-content.1",
                    new Object[]{fName,siblingName},
                    elemTmp);
        }
        
        Object [] derivationTypeAttrValues = fAttrChecker.checkAttributes(simpleContent, false,
                schemaDoc);
        QName baseTypeName = (QName)  derivationTypeAttrValues[XSAttributeChecker.ATTIDX_BASE];
        
        
        // -----------------------------------------------------------------------
        // Need a base type.
        // -----------------------------------------------------------------------
        if (baseTypeName==null) {
            fAttrChecker.returnAttrArray(simpleContentAttrValues, schemaDoc);
            fAttrChecker.returnAttrArray(derivationTypeAttrValues, schemaDoc);
            throw new ComplexTypeRecoverableError("s4s-att-must-appear",
                    new Object[]{simpleContentName, "base"}, simpleContent);
        }
        
        XSTypeDefinition type = (XSTypeDefinition)fSchemaHandler.getGlobalDecl(schemaDoc,
                XSDHandler.TYPEDECL_TYPE, baseTypeName,
                simpleContent);
        if (type==null) {
            fAttrChecker.returnAttrArray(simpleContentAttrValues, schemaDoc);
            fAttrChecker.returnAttrArray(derivationTypeAttrValues, schemaDoc);
            throw new ComplexTypeRecoverableError();
        }
        
        fBaseType = type;
        
        XSSimpleType baseValidator = null;
        XSComplexTypeDecl baseComplexType = null;
        int baseFinalSet = 0;
        
        // If the base type is complex, it must have simpleContent
        if ((type.getTypeCategory() == XSTypeDefinition.COMPLEX_TYPE)) {
            
            baseComplexType = (XSComplexTypeDecl)type;
            baseFinalSet = baseComplexType.getFinal();
            // base is a CT with simple content (both restriction and extension are OK)
            if (baseComplexType.getContentType() == XSComplexTypeDecl.CONTENTTYPE_SIMPLE) {
                baseValidator = (XSSimpleType)baseComplexType.getSimpleType();
            }
            // base is a CT with mixed/emptiable content (only restriction is OK)
            else if (fDerivedBy == XSConstants.DERIVATION_RESTRICTION &&
                    baseComplexType.getContentType() == XSComplexTypeDecl.CONTENTTYPE_MIXED &&
                    ((XSParticleDecl)baseComplexType.getParticle()).emptiable()) {
            }
            else {
                fAttrChecker.returnAttrArray(simpleContentAttrValues, schemaDoc);
                fAttrChecker.returnAttrArray(derivationTypeAttrValues, schemaDoc);
                throw new ComplexTypeRecoverableError("src-ct.2.1",
                        new Object[]{fName, baseComplexType.getName()}, simpleContent);
            }
        }
        else {
            baseValidator = (XSSimpleType)type;
            // base is a ST (only extension is OK)
            if (fDerivedBy == XSConstants.DERIVATION_RESTRICTION) {
                fAttrChecker.returnAttrArray(simpleContentAttrValues, schemaDoc);
                fAttrChecker.returnAttrArray(derivationTypeAttrValues, schemaDoc);
                throw new ComplexTypeRecoverableError("src-ct.2.1",
                        new Object[]{fName, baseValidator.getName()}, simpleContent);
            }
            baseFinalSet=baseValidator.getFinal();
        }
        
        // -----------------------------------------------------------------------
        // Check that the base permits the derivation
        // -----------------------------------------------------------------------
        if ((baseFinalSet & fDerivedBy)!=0) {
            fAttrChecker.returnAttrArray(simpleContentAttrValues, schemaDoc);
            fAttrChecker.returnAttrArray(derivationTypeAttrValues, schemaDoc);
            String errorKey = (fDerivedBy==XSConstants.DERIVATION_EXTENSION) ?
                    "cos-ct-extends.1.1" : "derivation-ok-restriction.1";
            throw new ComplexTypeRecoverableError(errorKey,
                    new Object[]{fName, fBaseType.getName()}, simpleContent);
        }
        
        // -----------------------------------------------------------------------
        // Skip over any potential annotations
        // -----------------------------------------------------------------------
        Element scElement = simpleContent;
        simpleContent = DOMUtil.getFirstChildElement(simpleContent);
        if (simpleContent != null) {
            // traverse annotation if any
            
            if (DOMUtil.getLocalName(simpleContent).equals(SchemaSymbols.ELT_ANNOTATION)) {
                addAnnotation(traverseAnnotationDecl(simpleContent, derivationTypeAttrValues, false, schemaDoc));
                simpleContent = DOMUtil.getNextSiblingElement(simpleContent);
            }
            else {
                String text = DOMUtil.getSyntheticAnnotation(scElement);
                if (text != null) {
                    addAnnotation(traverseSyntheticAnnotation(scElement, text, derivationTypeAttrValues, false, schemaDoc));
                }
            }
            
            if (simpleContent !=null &&
                    DOMUtil.getLocalName(simpleContent).equals(SchemaSymbols.ELT_ANNOTATION)){
                fAttrChecker.returnAttrArray(simpleContentAttrValues, schemaDoc);
                fAttrChecker.returnAttrArray(derivationTypeAttrValues, schemaDoc);
                throw new ComplexTypeRecoverableError("s4s-elt-invalid-content.1",
                        new Object[]{fName,SchemaSymbols.ELT_ANNOTATION},
                        simpleContent);
            }
        }
        else {
            String text = DOMUtil.getSyntheticAnnotation(scElement);
            if (text != null) {
                addAnnotation(traverseSyntheticAnnotation(scElement, text, derivationTypeAttrValues, false, schemaDoc));
            }
        }
        
        // -----------------------------------------------------------------------
        // Process a RESTRICTION
        // -----------------------------------------------------------------------
        if (fDerivedBy == XSConstants.DERIVATION_RESTRICTION) {
            
            // -----------------------------------------------------------------------
            // There may be a simple type definition in the restriction element
            // The data type validator will be based on it, if specified
            // -----------------------------------------------------------------------
            if (simpleContent !=null &&
                    DOMUtil.getLocalName(simpleContent).equals(SchemaSymbols.ELT_SIMPLETYPE )) {
                
                XSSimpleType dv = fSchemaHandler.fSimpleTypeTraverser.traverseLocal(
                        simpleContent, schemaDoc, grammar);
                if (dv == null) {
                    fAttrChecker.returnAttrArray(simpleContentAttrValues, schemaDoc);
                    fAttrChecker.returnAttrArray(derivationTypeAttrValues, schemaDoc);
                    throw new ComplexTypeRecoverableError();
                }
                //check that this datatype validator is validly derived from the base
                //according to derivation-ok-restriction 5.1.2.1
                
                if (baseValidator != null &&
                        !XSConstraints.checkSimpleDerivationOk(dv, baseValidator,
                                baseValidator.getFinal())) {
                    fAttrChecker.returnAttrArray(simpleContentAttrValues, schemaDoc);
                    fAttrChecker.returnAttrArray(derivationTypeAttrValues, schemaDoc);
                    throw new ComplexTypeRecoverableError("derivation-ok-restriction.5.2.2.1",
                            new Object[]{fName, dv.getName(), baseValidator.getName()},
                            simpleContent);
                }
                baseValidator = dv;
                simpleContent = DOMUtil.getNextSiblingElement(simpleContent);
            }
            
            // this only happens when restricting a mixed/emptiable CT
            // but there is no <simpleType>, which is required
            if (baseValidator == null) {
                fAttrChecker.returnAttrArray(simpleContentAttrValues, schemaDoc);
                fAttrChecker.returnAttrArray(derivationTypeAttrValues, schemaDoc);
                throw new ComplexTypeRecoverableError("src-ct.2.2",
                        new Object[]{fName}, simpleContent);
            }
            
            // -----------------------------------------------------------------------
            // Traverse any facets
            // -----------------------------------------------------------------------
            Element attrNode = null;
            XSFacets facetData = null;
            short presentFacets = 0 ;
            short fixedFacets = 0 ;
            
            if (simpleContent!=null) {
                FacetInfo fi = traverseFacets(simpleContent, baseValidator, schemaDoc);
                attrNode = fi.nodeAfterFacets;
                facetData = fi.facetdata;
                presentFacets = fi.fPresentFacets;
                fixedFacets = fi.fFixedFacets;
            }
            
            fXSSimpleType = schemaFactory.createTypeRestriction(null,schemaDoc.fTargetNamespace,(short)0,baseValidator,null);
            try{
                fValidationState.setNamespaceSupport(schemaDoc.fNamespaceSupport);
                fXSSimpleType.applyFacets(facetData, presentFacets, fixedFacets, fValidationState);
            }catch(InvalidDatatypeFacetException ex){
                reportSchemaError(ex.getKey(), ex.getArgs(), simpleContent);
            }
            
            // -----------------------------------------------------------------------
            // Traverse any attributes
            // -----------------------------------------------------------------------
            if (attrNode != null) {
                if (!isAttrOrAttrGroup(attrNode)) {
                    fAttrChecker.returnAttrArray(simpleContentAttrValues, schemaDoc);
                    fAttrChecker.returnAttrArray(derivationTypeAttrValues, schemaDoc);
                    throw new ComplexTypeRecoverableError("s4s-elt-invalid-content.1",
                            new Object[]{fName,DOMUtil.getLocalName(attrNode)},
                            attrNode);
                }
                Element node=traverseAttrsAndAttrGrps(attrNode,fAttrGrp,
                        schemaDoc,grammar,fComplexTypeDecl);
                if (node!=null) {
                    fAttrChecker.returnAttrArray(simpleContentAttrValues, schemaDoc);
                    fAttrChecker.returnAttrArray(derivationTypeAttrValues, schemaDoc);
                    throw new ComplexTypeRecoverableError("s4s-elt-invalid-content.1",
                            new Object[]{fName,DOMUtil.getLocalName(node)},
                            node);
                }
            }
            
            try {
                mergeAttributes(baseComplexType.getAttrGrp(), fAttrGrp, fName, false, simpleContentElement);
            } catch (ComplexTypeRecoverableError e) {
                fAttrChecker.returnAttrArray(simpleContentAttrValues, schemaDoc);
                fAttrChecker.returnAttrArray(derivationTypeAttrValues, schemaDoc);
                throw e;
            }
            // Prohibited uses must be removed after merge for RESTRICTION
            fAttrGrp.removeProhibitedAttrs();
            
            Object[] errArgs=fAttrGrp.validRestrictionOf(fName, baseComplexType.getAttrGrp());
            if (errArgs != null) {
                fAttrChecker.returnAttrArray(simpleContentAttrValues, schemaDoc);
                fAttrChecker.returnAttrArray(derivationTypeAttrValues, schemaDoc);
                throw new ComplexTypeRecoverableError((String)errArgs[errArgs.length-1],
                        errArgs, attrNode);
            }
            
        }
        // -----------------------------------------------------------------------
        // Process a EXTENSION
        // -----------------------------------------------------------------------
        else {
            fXSSimpleType = baseValidator;
            if (simpleContent != null) {
                // -----------------------------------------------------------------------
                // Traverse any attributes
                // -----------------------------------------------------------------------
                Element attrNode = simpleContent;
                if (!isAttrOrAttrGroup(attrNode)) {
                    fAttrChecker.returnAttrArray(simpleContentAttrValues, schemaDoc);
                    fAttrChecker.returnAttrArray(derivationTypeAttrValues, schemaDoc);
                    throw new ComplexTypeRecoverableError("s4s-elt-invalid-content.1",
                            new Object[]{fName,DOMUtil.getLocalName(attrNode)},
                            attrNode);
                }
                Element node=traverseAttrsAndAttrGrps(attrNode,fAttrGrp,
                        schemaDoc,grammar,fComplexTypeDecl);
                
                if (node!=null) {
                    fAttrChecker.returnAttrArray(simpleContentAttrValues, schemaDoc);
                    fAttrChecker.returnAttrArray(derivationTypeAttrValues, schemaDoc);
                    throw new ComplexTypeRecoverableError("s4s-elt-invalid-content.1",
                            new Object[]{fName,DOMUtil.getLocalName(node)},
                            node);
                }
                // Remove prohibited uses.   Should be done prior to any merge.
                fAttrGrp.removeProhibitedAttrs();
            }
            
            if (baseComplexType != null) {
                try {
                    mergeAttributes(baseComplexType.getAttrGrp(), fAttrGrp, fName, true, simpleContentElement);
                } catch (ComplexTypeRecoverableError e) {
                    fAttrChecker.returnAttrArray(simpleContentAttrValues, schemaDoc);
                    fAttrChecker.returnAttrArray(derivationTypeAttrValues, schemaDoc);
                    throw e;
                }
            }
        }
        // and finally, since we've nothing more to traverse, we can
        // return the attributes (and thereby reset the namespace support)
        fAttrChecker.returnAttrArray(simpleContentAttrValues, schemaDoc);
        fAttrChecker.returnAttrArray(derivationTypeAttrValues, schemaDoc);
private voidtraverseSimpleContentDecl(org.w3c.dom.Element simpleContentDecl)