Xalan-C++ API Documentation

The Xalan C++ XSLT Processor Version 1.10

             

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FormatterToSourceTree.hpp

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/*
 * Copyright 1999-2004 The Apache Software Foundation.
 *
 * Licensed 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.
 */
#if !defined(FORMATTERTOSOURCETREE_HEADER_GUARD_1357924680)
#define FORMATTERTOSOURCETREE_HEADER_GUARD_1357924680



// Base include file.  Must be first.
#include <xalanc/XalanSourceTree/XalanSourceTreeDefinitions.hpp>



#include <xalanc/Include/XalanVector.hpp>



// Base class header file.
#include <xalanc/PlatformSupport/FormatterListener.hpp>



#include <xalanc/XalanDOM/XalanDOMString.hpp>



XALAN_CPP_NAMESPACE_BEGIN



class PrefixResolver;
class XalanNode;
class XalanSourceTreeDocument;
class XalanSourceTreeDocumentFragment;
class XalanSourceTreeElement;



class XALAN_XALANSOURCETREE_EXPORT FormatterToSourceTree : public FormatterListener
{
public:

    typedef XalanVector<XalanSourceTreeElement*>            ElementStackType;
    typedef XalanVector<XalanNode*>                         LastChildStackType;

    enum { eDefaultStackSize = 50, eDefaultTextBufferSize = 100 };

    static void
    initialize(MemoryManagerType& theManager);

    static void
    terminate();


    explicit
    FormatterToSourceTree(  MemoryManagerType&          theManager XALAN_DEFAULT_CONSTRACTOR_MEMORY_MGR,
                            XalanSourceTreeDocument*    theDocument = 0);

    FormatterToSourceTree(
            XalanSourceTreeDocument*            theDocument,
            XalanSourceTreeDocumentFragment*    theDocumentFragment,
            MemoryManagerType&                  theManager XALAN_DEFAULT_MEMMGR);

    virtual
    ~FormatterToSourceTree();


    XalanSourceTreeDocument*
    getDocument() const
    {
        return m_document;
    }

    void
    setDocument(XalanSourceTreeDocument*    theDocument)
    {
        m_document = theDocument;
    }

    XalanSourceTreeDocumentFragment*
    getDocumentFragment() const
    {
        return m_documentFragment;
    }

    void
    setDocumentFragment(XalanSourceTreeDocumentFragment*    theDocumentFragment)
    {
        m_documentFragment = theDocumentFragment;
    }

    XalanSourceTreeElement*
    getCurrentElement() const
    {
        return m_currentElement;
    }

    void
    setCurrentElement(XalanSourceTreeElement*   theElement)
    {
        m_currentElement = theElement;
    }

    // These methods are inherited from DocumentHandler ...

    virtual void
    charactersRaw(
            const XMLCh* const  chars,
            const unsigned int  length);

    virtual void
    comment(const XMLCh* const  data);

    virtual void
    cdata(
            const XMLCh* const  ch,
            const unsigned int  length);

    virtual void
    entityReference(const XMLCh* const  name);

    virtual void
    setDocumentLocator(const LocatorType* const     locator);

    virtual void
    startDocument();

    virtual void
    endDocument();

    virtual void
    startElement(
                const XMLCh* const  name,
                AttributeListType&  attrs);

    virtual void
    endElement(const XMLCh* const   name);

    virtual void
    characters(
                const XMLCh* const  chars,
                const unsigned int  length);

    virtual void
    ignorableWhitespace(
                const XMLCh* const  chars,
                const unsigned int  length);

    virtual void
    processingInstruction(
            const XMLCh* const  target,
            const XMLCh* const  data);

    virtual void
    resetDocument();

private:

    // Some utility functions...
    void
    processAccumulatedText();

    XalanSourceTreeElement*
    createElementNode(
            const XalanDOMChar*         name,
            AttributeListType&          attrs,
            XalanSourceTreeElement*     theParentElement);

    void
    doCharacters(
            const XalanDOMChar*         chars,
            XalanDOMString::size_type   length);

    void
    doProcessingInstruction(
            const XalanDOMChar*     target,
            const XalanDOMChar*     data);


    // Data members...
    XalanSourceTreeDocument*            m_document;

    XalanSourceTreeDocumentFragment*    m_documentFragment;

    XalanSourceTreeElement*             m_currentElement;

    ElementStackType                    m_elementStack;

    // The last child appended to the current element.  This is
    // an important optimization, because XalanSourceTreeElement
    // does not have a pointer to it's last child.  Without this,
    // appending a child becomes a linear search.
    XalanNode*                          m_lastChild;

    // Stack of last children appended.  There is a one-to-one
    // correspondance to the entries in m_elementStack.
    LastChildStackType                  m_lastChildStack;

    XalanDOMString                      m_textBuffer;
};



XALAN_CPP_NAMESPACE_END



#endif  // FORMATTERTOSOURCETREE_HEADER_GUARD_1357924680

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Xalan-C++ XSLT Processor Version 1.10 Copyright © 1999-2004 The Apache Software Foundation. All Rights Reserved.