com.sun.org.apache.xerces.internal.impl.xs.SchemaGrammar Java Examples

/**
 * Namespace growth
 *
 * Go throuth the grammar bucket, and for each grammar in the bucket
 * check the import list. If there exists a grammar in import list
 * that has the same namespace as newGrammar, but a different instance,
 * then update the import list and replace the old grammar instance with
 * the new one
 */
private void updateImportListWith(SchemaGrammar newGrammar) {
    SchemaGrammar[] schemaGrammars = fGrammarBucket.getGrammars();
    for (int i = 0; i < schemaGrammars.length; ++i) {
        SchemaGrammar sg = schemaGrammars[i];
        if (sg != newGrammar) {
            Vector importedGrammars = sg.getImportedGrammars();
            if (importedGrammars != null) {
                for (int j=0; j<importedGrammars.size(); j++) {
                    SchemaGrammar isg = (SchemaGrammar) importedGrammars.elementAt(j);
                    if (null2EmptyString(isg.getTargetNamespace()).equals(null2EmptyString(newGrammar.getTargetNamespace()))) {
                        if (isg != newGrammar) {
                            importedGrammars.set(j, newGrammar);
                        }
                        break;
                    }
                }
            }
        }
    }
}
 

private XSSimpleType errorType(String name, String namespace, short refType) {
    XSSimpleType stringType = (XSSimpleType)SchemaGrammar.SG_SchemaNS.getTypeDefinition("string");
    switch (refType) {
    case XSConstants.DERIVATION_RESTRICTION:
        return fSchemaHandler.fDVFactory.createTypeRestriction(name, namespace, (short)0,
                stringType, null);
    case XSConstants.DERIVATION_LIST:
        return fSchemaHandler.fDVFactory.createTypeList(name, namespace, (short)0,
                stringType, null);
    case XSConstants.DERIVATION_UNION:
        return fSchemaHandler.fDVFactory.createTypeUnion(name, namespace, (short)0,
                new XSSimpleType[]{stringType}, null);
    }

    return null;
}
 

private void updateImportList(SchemaGrammar sg, Vector importedGrammars, Vector namespaceList) {
    final int size = namespaceList.size();
    SchemaGrammar isg;

    for (int i=0; i<size; i++) {
        isg = fGrammarBucket.getGrammar((String)namespaceList.elementAt(i));
        if (isg != null) {
            if (!containedImportedGrammar(importedGrammars, isg)) {
                importedGrammars.add(isg);
            }
        }
        else {
            //REVIST: report an error message
        }
    }
}
 

private boolean existingGrammars(Vector grammars) {
    int length = grammars.size();
    final XSDDescription desc = new XSDDescription();

    for (int i=0; i < length; i++) {
        final SchemaGrammar sg1 = (SchemaGrammar)grammars.elementAt(i);
        desc.setNamespace(sg1.getTargetNamespace());

        final SchemaGrammar sg2 = findGrammar(desc, false);
        if (sg2 != null) {
            return true;
        }
    }

    return false;
}
 

private boolean existingGrammars(Vector grammars) {
    int length = grammars.size();
    final XSDDescription desc = new XSDDescription();

    for (int i=0; i < length; i++) {
        final SchemaGrammar sg1 = (SchemaGrammar)grammars.elementAt(i);
        desc.setNamespace(sg1.getTargetNamespace());

        final SchemaGrammar sg2 = findGrammar(desc, false);
        if (sg2 != null) {
            return true;
        }
    }

    return false;
}
 

private XSSimpleType errorType(String name, String namespace, short refType) {
    XSSimpleType stringType = (XSSimpleType)SchemaGrammar.SG_SchemaNS.getTypeDefinition("string");
    switch (refType) {
    case XSConstants.DERIVATION_RESTRICTION:
        return fSchemaHandler.fDVFactory.createTypeRestriction(name, namespace, (short)0,
                stringType, null);
    case XSConstants.DERIVATION_LIST:
        return fSchemaHandler.fDVFactory.createTypeList(name, namespace, (short)0,
                stringType, null);
    case XSConstants.DERIVATION_UNION:
        return fSchemaHandler.fDVFactory.createTypeUnion(name, namespace, (short)0,
                new XSSimpleType[]{stringType}, null);
    }

    return null;
}
 

public XSModel toXSModel(short schemaVersion) {
    List<Grammar> list = new ArrayList<>();
    for (int i = 0; i < fGrammars.length; i++) {
        for (Entry entry = fGrammars[i] ; entry != null ; entry = entry.next) {
            if (entry.desc.getGrammarType().equals(XMLGrammarDescription.XML_SCHEMA)) {
                list.add(entry.grammar);
            }
        }
    }
    int size = list.size();
    if (size == 0) {
        return toXSModel(new SchemaGrammar[0], schemaVersion);
    }
    SchemaGrammar[] gs = list.toArray(new SchemaGrammar[size]);
    return toXSModel(gs, schemaVersion);
}
 

private boolean isExistingGrammar(XSDDescription desc, boolean ignoreConflict) {
    SchemaGrammar sg = fGrammarBucket.getGrammar(desc.getTargetNamespace());
    if (sg == null) {
        return findGrammar(desc, ignoreConflict) != null;
    }
    else if (sg.isImmutable()) {
        return true;
    }
    else {
        try {
            return sg.getDocumentLocations().contains(XMLEntityManager.expandSystemId(desc.getLiteralSystemId(), desc.getBaseSystemId(), false));
        }
        catch (MalformedURIException e) {
            return false;
        }
    }
}
 

public XSModel toXSModel(short schemaVersion) {
    ArrayList list = new ArrayList();
    for (int i = 0; i < fGrammars.length; i++) {
        for (Entry entry = fGrammars[i] ; entry != null ; entry = entry.next) {
            if (entry.desc.getGrammarType().equals(XMLGrammarDescription.XML_SCHEMA)) {
                list.add(entry.grammar);
            }
        }
    }
    int size = list.size();
    if (size == 0) {
        return toXSModel(new SchemaGrammar[0], schemaVersion);
    }
    SchemaGrammar[] gs = (SchemaGrammar[])list.toArray(new SchemaGrammar[size]);
    return toXSModel(gs, schemaVersion);
}
 

private void addGrammarComponents(SchemaGrammar srcGrammar, SchemaGrammar dstGrammar) {
    if (dstGrammar == null) {
        createGrammarFrom(srcGrammar);
        return;
    }

    SchemaGrammar tmpGrammar = dstGrammar;
    if (tmpGrammar.isImmutable()) {
        tmpGrammar = createGrammarFrom(dstGrammar);
    }

    // add any new locations
    addNewGrammarLocations(srcGrammar, tmpGrammar);

    // add any new imported grammars
    addNewImportedGrammars(srcGrammar, tmpGrammar);

    // add any new global components
    addNewGrammarComponents(srcGrammar, tmpGrammar);
}
 

private void handleComplexTypeError(String messageId,Object[] args,
        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;
    fXSSimpleType = null;
    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 void handleComplexTypeError(String messageId,Object[] args,
        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;
    fXSSimpleType = null;
    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();
}
 

private void addGrammarComponents(SchemaGrammar srcGrammar, SchemaGrammar dstGrammar) {
    if (dstGrammar == null) {
        createGrammarFrom(srcGrammar);
        return;
    }

    SchemaGrammar tmpGrammar = dstGrammar;
    if (tmpGrammar.isImmutable()) {
        tmpGrammar = createGrammarFrom(dstGrammar);
    }

    // add any new locations
    addNewGrammarLocations(srcGrammar, tmpGrammar);

    // add any new imported grammars
    addNewImportedGrammars(srcGrammar, tmpGrammar);

    // add any new global components
    addNewGrammarComponents(srcGrammar, tmpGrammar);
}
 

private boolean isExistingGrammar(XSDDescription desc, boolean ignoreConflict) {
    SchemaGrammar sg = fGrammarBucket.getGrammar(desc.getTargetNamespace());
    if (sg == null) {
        return findGrammar(desc, ignoreConflict) != null;
    }
    else if (sg.isImmutable()) {
        return true;
    }
    else {
        try {
            return sg.getDocumentLocations().contains(XMLEntityManager.expandSystemId(desc.getLiteralSystemId(), desc.getBaseSystemId(), false));
        }
        catch (MalformedURIException e) {
            return false;
        }
    }
}
 

/**
 * Traverse local complexType declarations
 *
 * @param Element
 * @param XSDocumentInfo
 * @param SchemaGrammar
 * @return XSComplexTypeDecl
 */
XSComplexTypeDecl traverseLocal(Element complexTypeNode,
        XSDocumentInfo schemaDoc,
        SchemaGrammar grammar) {


    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 void handleComplexTypeError(String messageId,Object[] args,
        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;
    fXSSimpleType = null;
    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;

}
 

protected Object getGlobalDeclFromGrammar(SchemaGrammar sGrammar, int declType, String localpart) {
    Object retObj = null;

    switch (declType) {
    case ATTRIBUTE_TYPE :
        retObj = sGrammar.getGlobalAttributeDecl(localpart);
        break;
    case ATTRIBUTEGROUP_TYPE :
        retObj = sGrammar.getGlobalAttributeGroupDecl(localpart);
        break;
    case ELEMENT_TYPE :
        retObj = sGrammar.getGlobalElementDecl(localpart);
        break;
    case GROUP_TYPE :
        retObj = sGrammar.getGlobalGroupDecl(localpart);
        break;
    case IDENTITYCONSTRAINT_TYPE :
        retObj = sGrammar.getIDConstraintDecl(localpart);
        break;
    case NOTATION_TYPE :
        retObj = sGrammar.getGlobalNotationDecl(localpart);
        break;
    case TYPEDECL_TYPE :
        retObj = sGrammar.getGlobalTypeDecl(localpart);
        break;
    }

    return retObj;
}
 

private void addGrammars(Vector grammars) {
    int length = grammars.size();
    XSDDescription desc = new XSDDescription();

    for (int i=0; i < length; i++) {
        final SchemaGrammar sg1 = (SchemaGrammar)grammars.elementAt(i);
        desc.setNamespace(sg1.getTargetNamespace());

        final SchemaGrammar sg2 = findGrammar(desc, fNamespaceGrowth);
        if (sg1 != sg2) {
            addGrammarComponents(sg1, sg2);
        }
    }
}
 

/**
 * Namespace growth
 *
 * Go through the import list of a given grammar and for each imported
 * grammar, check to see if the grammar bucket has a newer version.
 * If a new instance is found, we update the import list with the
 * newer version.
 */
private void updateImportListFor(SchemaGrammar grammar) {
    Vector importedGrammars = grammar.getImportedGrammars();
    if (importedGrammars != null) {
        for (int i=0; i<importedGrammars.size(); i++) {
            SchemaGrammar isg1 = (SchemaGrammar) importedGrammars.elementAt(i);
            SchemaGrammar isg2 = fGrammarBucket.getGrammar(isg1.getTargetNamespace());
            if (isg2 != null && isg1 != isg2) {
                importedGrammars.set(i, isg2);
            }
        }
    }
}
 

private void addNewGrammarLocations(SchemaGrammar srcGrammar, SchemaGrammar dstGrammar) {
    final StringList locations = srcGrammar.getDocumentLocations();
    final int locSize = locations.size();
    final StringList locations2 = dstGrammar.getDocumentLocations();

    for (int i=0; i<locSize; i++) {
        String loc = locations.item(i);
        if (!locations2.contains(loc)) {
            dstGrammar.addDocument(null, loc);
        }
    }
}
 

XSSimpleType traverseLocal(Element elmNode,
        XSDocumentInfo schemaDoc,
        SchemaGrammar grammar) {

    // General Attribute Checking
    Object[] attrValues = fAttrChecker.checkAttributes(elmNode, false, schemaDoc);
    String name = genAnonTypeName(elmNode);
    XSSimpleType type = getSimpleType (name, elmNode, attrValues, schemaDoc, grammar);
    if (type instanceof XSSimpleTypeDecl) {
        ((XSSimpleTypeDecl)type).setAnonymous(true);
    }
    fAttrChecker.returnAttrArray(attrValues, schemaDoc);

    return type;
}
 

protected void resolveKeyRefs() {
    for (int i=0; i<fKeyrefStackPos; i++) {
        XSDocumentInfo keyrefSchemaDoc = fKeyrefsMapXSDocumentInfo[i];
        keyrefSchemaDoc.fNamespaceSupport.makeGlobal();
        keyrefSchemaDoc.fNamespaceSupport.setEffectiveContext( fKeyrefNamespaceContext[i] );
        SchemaGrammar keyrefGrammar = fGrammarBucket.getGrammar(keyrefSchemaDoc.fTargetNamespace);
        // need to set <keyref> to hidden before traversing it,
        // because it has global scope
            DOMUtil.setHidden(fKeyrefs[i], fHiddenNodes);
        fKeyrefTraverser.traverse(fKeyrefs[i], fKeyrefElems[i], keyrefSchemaDoc, keyrefGrammar);
    }
}
 

SchemaGrammar parseXMLSchema(XMLInputSource is)
            throws IOException {
    XMLEntityResolver resolver = getEntityResolver();
    if(resolver != null) {
        fSchemaLoader.setEntityResolver(resolver);
    }
    if (fErrorReporter.getMessageFormatter(XSMessageFormatter.SCHEMA_DOMAIN) == null) {
        fErrorReporter.putMessageFormatter(XSMessageFormatter.SCHEMA_DOMAIN, new XSMessageFormatter());
    }
    fSchemaLoader.setProperty(ERROR_REPORTER, fErrorReporter);

    String propPrefix = Constants.XERCES_PROPERTY_PREFIX;
    String propName = propPrefix + Constants.SCHEMA_LOCATION;
    fSchemaLoader.setProperty(propName, getProperty(propName));
    propName = propPrefix + Constants.SCHEMA_NONS_LOCATION;
    fSchemaLoader.setProperty(propName, getProperty(propName));
    propName = Constants.JAXP_PROPERTY_PREFIX+Constants.SCHEMA_SOURCE;
    fSchemaLoader.setProperty(propName, getProperty(propName));
    fSchemaLoader.setFeature(SCHEMA_FULL_CHECKING, getFeature(SCHEMA_FULL_CHECKING));

    // Should check whether the grammar with this namespace is already in
    // the grammar resolver. But since we don't know the target namespace
    // of the document here, we leave such check to XSDHandler
    SchemaGrammar grammar = (SchemaGrammar)fSchemaLoader.loadGrammar(is);
    // by default, hand it off to the grammar pool
    if (grammar != null) {
        fGrammarPool.cacheGrammars(XMLGrammarDescription.XML_SCHEMA,
                                  new Grammar[]{grammar});
    }

    return grammar;

}
 

private XSSimpleType traverseSimpleTypeDecl(Element simpleTypeDecl,
        Object[] attrValues,
        XSDocumentInfo schemaDoc,
        SchemaGrammar grammar) {

    // get name and final values
    String name = (String)attrValues[XSAttributeChecker.ATTIDX_NAME];
    return getSimpleType(name, simpleTypeDecl, attrValues, schemaDoc, grammar);
}
 

/**
 * Namespace growth
 *
 * Go through the import list of a given grammar and for each imported
 * grammar, check to see if the grammar bucket has a newer version.
 * If a new instance is found, we update the import list with the
 * newer version.
 */
private void updateImportListFor(SchemaGrammar grammar) {
    Vector importedGrammars = grammar.getImportedGrammars();
    if (importedGrammars != null) {
        for (int i=0; i<importedGrammars.size(); i++) {
            SchemaGrammar isg1 = (SchemaGrammar) importedGrammars.elementAt(i);
            SchemaGrammar isg2 = fGrammarBucket.getGrammar(isg1.getTargetNamespace());
            if (isg2 != null && isg1 != isg2) {
                importedGrammars.set(i, isg2);
            }
        }
    }
}
 

private void addImportList(SchemaGrammar sg, Vector importedGrammars, Vector namespaceList) {
    final int size = namespaceList.size();
    SchemaGrammar isg;

    for (int i=0; i<size; i++) {
        isg = fGrammarBucket.getGrammar((String)namespaceList.elementAt(i));
        if (isg != null) {
            importedGrammars.add(isg);
        }
        else {
            //REVIST: report an error message
        }
    }
}
 

public Grammar[] retrieveInitialGrammarSet(String grammarType) {
    if (grammarType == XMLGrammarDescription.XML_SCHEMA) {
        if (fInitialGrammarSet == null) {
            if (fGrammarBucket == null) {
                fInitialGrammarSet = new Grammar [] {SchemaGrammar.Schema4Annotations.INSTANCE};
            }
            else {
                SchemaGrammar [] schemaGrammars = fGrammarBucket.getGrammars();
                /**
                 * If the grammar bucket already contains the schema for schemas
                 * then we already have the definitions for the parts relevant
                 * to annotations.
                 */
                for (int i = 0; i < schemaGrammars.length; ++i) {
                    if (SchemaSymbols.URI_SCHEMAFORSCHEMA.equals(schemaGrammars[i].getTargetNamespace())) {
                        fInitialGrammarSet = schemaGrammars;
                        return fInitialGrammarSet;
                    }
                }
                Grammar [] grammars = new Grammar[schemaGrammars.length + 1];
                System.arraycopy(schemaGrammars, 0, grammars, 0, schemaGrammars.length);
                grammars[grammars.length - 1] = SchemaGrammar.Schema4Annotations.INSTANCE;
                fInitialGrammarSet = grammars;
            }
        }
        return fInitialGrammarSet;
    }
    return new Grammar[0];
}
 

/**
 * Traverse a globally declared element.
 *
 * @param  elmDecl
 * @param  schemaDoc
 * @param  grammar
 * @return the element declaration
 */
XSElementDecl traverseGlobal(Element elmDecl,
        XSDocumentInfo schemaDoc,
        SchemaGrammar grammar) {

    // General Attribute Checking'

    Object[] attrValues = fAttrChecker.checkAttributes(elmDecl, true, schemaDoc);
    XSElementDecl element = traverseNamedElement(elmDecl, attrValues, schemaDoc, grammar, true, null);
    fAttrChecker.returnAttrArray(attrValues, schemaDoc);
    return element;

}
 

/**
 * Traverse a globally declared element.
 *
 * @param  elmDecl
 * @param  schemaDoc
 * @param  grammar
 * @return the element declaration
 */
XSElementDecl traverseGlobal(Element elmDecl,
        XSDocumentInfo schemaDoc,
        SchemaGrammar grammar) {

    // General Attribute Checking'

    Object[] attrValues = fAttrChecker.checkAttributes(elmDecl, true, schemaDoc);
    XSElementDecl element = traverseNamedElement(elmDecl, attrValues, schemaDoc, grammar, true, null);
    fAttrChecker.returnAttrArray(attrValues, schemaDoc);
    return element;

}
 

XSSimpleType traverseLocal(Element elmNode,
        XSDocumentInfo schemaDoc,
        SchemaGrammar grammar) {

    // General Attribute Checking
    Object[] attrValues = fAttrChecker.checkAttributes(elmNode, false, schemaDoc);
    String name = genAnonTypeName(elmNode);
    XSSimpleType type = getSimpleType (name, elmNode, attrValues, schemaDoc, grammar);
    if (type instanceof XSSimpleTypeDecl) {
        ((XSSimpleTypeDecl)type).setAnonymous(true);
    }
    fAttrChecker.returnAttrArray(attrValues, schemaDoc);

    return type;
}