complextypeinfo.cpp

来自「IBM的解析xml的工具Xerces的源代码」· C++ 代码 · 共 1,129 行 · 第 1/3 页

    const ContentSpecNode::NodeTypes curType = curNode->getType();

    // When checking Unique Particle Attribution, rename leaf elements
    if (checkUPA) {
        if (curNode->getElement()) {
            if (fUniqueURI == fContentSpecOrgURISize) {
                resizeContentSpecOrgURI();
            }

            fContentSpecOrgURI[fUniqueURI] = curNode->getElement()->getURI();
            curNode->getElement()->setURI(fUniqueURI);
            fUniqueURI++;
        }
    }

    // Get the spec type of the passed node
    int minOccurs = curNode->getMinOccurs();
    int maxOccurs = curNode->getMaxOccurs();
    ContentSpecNode* retNode = curNode;

    if ((curType & 0x0f) == ContentSpecNode::Any
        || (curType & 0x0f) == ContentSpecNode::Any_Other
        || (curType & 0x0f) == ContentSpecNode::Any_NS
        || curType == ContentSpecNode::Leaf)
    {
        retNode =  expandContentModel(curNode, minOccurs, maxOccurs);
    }
    else if (((curType & 0x0f) == ContentSpecNode::Choice)
        ||   (curType == ContentSpecNode::All)
        ||   ((curType & 0x0f) == ContentSpecNode::Sequence))
    {
        ContentSpecNode* childNode = curNode->getFirst();
        ContentSpecNode* leftNode = convertContentSpecTree(childNode, checkUPA);
        ContentSpecNode* rightNode = curNode->getSecond();

        if (!rightNode) {

            retNode = expandContentModel(leftNode, minOccurs, maxOccurs);
            curNode->setAdoptFirst(false);
            delete curNode;
            return retNode;
        }

        if (leftNode != childNode) {

            curNode->setAdoptFirst(false);
            curNode->setFirst(leftNode);
            curNode->setAdoptFirst(true);
        }

        childNode = rightNode;
        rightNode =  convertContentSpecTree(childNode, checkUPA);

        if (rightNode != childNode) {

            curNode->setAdoptSecond(false);
            curNode->setSecond(rightNode);
            curNode->setAdoptSecond(true);
        }

        retNode =  expandContentModel(curNode, minOccurs, maxOccurs);
    }

    return retNode;
}

ContentSpecNode* ComplexTypeInfo::expandContentModel(ContentSpecNode* const specNode,
                                                     const int minOccurs,
                                                     const int maxOccurs)
{
    if (!specNode) {
        return 0;
    }

    ContentSpecNode* saveNode = specNode;
    ContentSpecNode* retNode = specNode;

    if (minOccurs == 1 && maxOccurs == 1) {
    }
    else if (minOccurs == 0 && maxOccurs == 1) {

        retNode = new (fMemoryManager) ContentSpecNode
        (
            ContentSpecNode::ZeroOrOne
            , retNode
            , 0
            , true
            , true
            , fMemoryManager
        );
    }
    else if (minOccurs == 0 && maxOccurs == -1) {
        retNode = new (fMemoryManager) ContentSpecNode
        (
            ContentSpecNode::ZeroOrMore
            , retNode
            , 0
            , true
            , true
            , fMemoryManager
        );
    }
    else if (minOccurs == 1 && maxOccurs == -1) {
        retNode = new (fMemoryManager) ContentSpecNode
        (
            ContentSpecNode::OneOrMore
            , retNode
            , 0
            , true
            , true
            , fMemoryManager
        );
    }
    else if (maxOccurs == -1) {

        retNode = new (fMemoryManager) ContentSpecNode
        (
            ContentSpecNode::OneOrMore
            , retNode
            , 0
            , true
            , true
            , fMemoryManager
        );

        for (int i=0; i < (int)(minOccurs-1); i++) {
            retNode = new (fMemoryManager) ContentSpecNode
            (
                ContentSpecNode::Sequence
                , saveNode
                , retNode
                , false
                , true
                , fMemoryManager
            );
        }
    }
    else {

        if (minOccurs == 0) {

            ContentSpecNode* optional = new (fMemoryManager) ContentSpecNode
            (
                ContentSpecNode::ZeroOrOne
                , saveNode
                , 0
                , true
                , true
                , fMemoryManager
            );

            retNode = optional;

            for (int i=0; i < (int)(maxOccurs-minOccurs-1); i++) {
                retNode = new (fMemoryManager) ContentSpecNode
                (
                    ContentSpecNode::Sequence
                    , retNode
                    , optional
                    , true
                    , false
                    , fMemoryManager
                );
            }
        }
        else {

            if (minOccurs > 1) {

                retNode = new (fMemoryManager) ContentSpecNode
                (
                    ContentSpecNode::Sequence
                    , retNode
                    , saveNode
                    , true
                    , false
                    , fMemoryManager
                );

                for (int i=1; i < (int)(minOccurs-1); i++) {
                    retNode = new (fMemoryManager) ContentSpecNode
                    (
                        ContentSpecNode::Sequence
                        , retNode
                        , saveNode
                        , true
                        , false
                        , fMemoryManager
                    );
                }
            }

            int counter = maxOccurs-minOccurs;

            if (counter > 0) {

                ContentSpecNode* optional = new (fMemoryManager) ContentSpecNode
                (
                    ContentSpecNode::ZeroOrOne
                    , saveNode
                    , 0
                    , false
                    , true
                    , fMemoryManager
                );

                retNode = new (fMemoryManager) ContentSpecNode
                (
                    ContentSpecNode::Sequence
                    , retNode
                    , optional
                    , true
                    , true
                    , fMemoryManager
                );

                for (int j=1; j < counter; j++) {

                    retNode = new (fMemoryManager) ContentSpecNode
                    (
                        ContentSpecNode::Sequence
					    , retNode
                        , optional
                        , true
                        , false
                        , fMemoryManager
                    );
                }
            }
        }
    }

    return retNode;
}

void ComplexTypeInfo::resizeContentSpecOrgURI() {

    unsigned int newSize = fContentSpecOrgURISize * 2;
    unsigned int* newContentSpecOrgURI = (unsigned int*) fMemoryManager->allocate
    (
        newSize * sizeof(unsigned int)
    ); //new unsigned int[newSize];

    // Copy the existing values
    unsigned int index = 0;
    for (; index < fContentSpecOrgURISize; index++)
        newContentSpecOrgURI[index] = fContentSpecOrgURI[index];

    for (; index < newSize; index++)
        newContentSpecOrgURI[index] = 0;

    // Delete the old array and udpate our members
    fMemoryManager->deallocate(fContentSpecOrgURI); //delete [] fContentSpecOrgURI;
    fContentSpecOrgURI = newContentSpecOrgURI;
    fContentSpecOrgURISize = newSize;
}

/***
 * Support for Serialization/De-serialization
 ***/

IMPL_XSERIALIZABLE_TOCREATE(ComplexTypeInfo)

void ComplexTypeInfo::serialize(XSerializeEngine& serEng)
{
   
    if (serEng.isStoring())
    {    
        serEng<<fAnonymous;
        serEng<<fAbstract;
        serEng<<fAdoptContentSpec;
        serEng<<fAttWithTypeId;
        serEng<<fPreprocessed;
        serEng<<fDerivedBy;
        serEng<<fBlockSet;
        serEng<<fFinalSet;
        serEng<<fScopeDefined;
        serEng<<fElementId;
        serEng<<fContentType;

        serEng.writeString(fTypeName);
        serEng.writeString(fTypeLocalName);
        serEng.writeString(fTypeUri);

        DatatypeValidator::storeDV(serEng, fBaseDatatypeValidator);
        DatatypeValidator::storeDV(serEng, fDatatypeValidator);

        serEng<<fBaseComplexTypeInfo;
        serEng<<fContentSpec;
        serEng<<fAttWildCard;
        serEng<<fAttList;

        /***
         * 
         * Serialize RefVectorOf<SchemaElementDecl>*    fElements;
         * Serialize RefHash2KeysTableOf<SchemaAttDef>* fAttDefs;
         ***/
        XTemplateSerializer::storeObject(fElements, serEng);
        XTemplateSerializer::storeObject(fAttDefs, serEng);

         /***
          *   Don't serialize 
          *
          *   fContentModel;
          *   fFormattedModel;
          *   fLocator;          
          * 
          *   fContentSpecOrgURI:     start of the array
          *   fContentSpecOrgURISize: size of the array
          *   fUniqueURI:             the current last element in the array
          ***/
    }
    else
    {
        serEng>>fAnonymous;
        serEng>>fAbstract;
        serEng>>fAdoptContentSpec;
        serEng>>fAttWithTypeId;
        serEng>>fPreprocessed;
        serEng>>fDerivedBy;
        serEng>>fBlockSet;
        serEng>>fFinalSet;
        serEng>>fScopeDefined;
        serEng>>fElementId;
        serEng>>fContentType;

        serEng.readString(fTypeName);
        serEng.readString(fTypeLocalName);
        serEng.readString(fTypeUri);

        fBaseDatatypeValidator = DatatypeValidator::loadDV(serEng);
        fDatatypeValidator     = DatatypeValidator::loadDV(serEng);

        serEng>>fBaseComplexTypeInfo;
        serEng>>fContentSpec;
        serEng>>fAttWildCard;
        serEng>>fAttList;

        /***
         * 
         * Deserialize RefVectorOf<SchemaElementDecl>*    fElements;
         * Deserialize RefHash2KeysTableOf<SchemaAttDef>* fAttDefs;
         ***/
        XTemplateSerializer::loadObject(&fElements, 8, false, serEng);
        XTemplateSerializer::loadObject(&fAttDefs, 29, true, serEng);

         /***
          *   Don't deserialize 
          *
          *   fFormattedModel;
          *   fLocator;          
          * 
          *   fContentSpecOrgURI:     start of the array
          *   fContentSpecOrgURISize: size of the array
          *   fUniqueURI:             the current last element in the array
          ***/

         fFormattedModel = 0;
         fLocator = 0;         
         fContentSpecOrgURI = 0;
         fContentSpecOrgURISize = 0;
         fUniqueURI = 0;
    }
}


XERCES_CPP_NAMESPACE_END

/**
  * End of file ComplexTypeInfo.cpp
  */