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rdXMLDocument.h

// rdXMLDocument.h
//+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
// Copyright 2002 Realistic Dynamics, Inc.
// All rights reserved.
//
// Please do not read, copy, distribute, or use without permission.
// Contact: Frank C. Anderson, fca@RealisticDynamics.com
//+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
#ifndef __rdXMLDocument_h__
#define __rdXMLDocument_h__


// INCLUDES
#include <iostream.h>
#include <xercesc/idom/IDOM.hpp>
#include <xercesc/parsers/IDOMParser.hpp>
#include <xercesc/framework/XMLFormatter.hpp>
#include "rdTools.h"


// CLASS MEMBER TYPES
class IDOMPrintFormatTarget;


//=============================================================================
//=============================================================================
class RDTOOLS_API rdXMLDocument {

//=============================================================================
// DATA
//=============================================================================
public:
   static const XMLCh UTF8[];

private:
   IDOMParser *_parser;
   IDOM_Document *_document;

//=============================================================================
// METHODS
//=============================================================================
   //--------------------------------------------------------------------------
   // CONSTRUCTION AND DESTRUCTION
   //--------------------------------------------------------------------------
public:
   virtual ~rdXMLDocument();
   rdXMLDocument();
   rdXMLDocument(const char *aFileName);
   rdXMLDocument(const rdXMLDocument &aDocument);
private:
   void setNull();

public:
   //--------------------------------------------------------------------------
   // SET AND GET
   //--------------------------------------------------------------------------
   IDOM_Document* getIDOMDocument() const;

   //--------------------------------------------------------------------------
   // IO
   //--------------------------------------------------------------------------
   void print(const char *aFileName=NULL);
private:
   static void CreateFormatter(ostream *aOstream=&cout);
   void printDeclaration();

//=============================================================================
}; // END CLASS rdXMLDocument
//=============================================================================
//=============================================================================



// ---------------------------------------------------------------------------
//  Local classes
// ---------------------------------------------------------------------------

class IDOMPrintFormatTarget : public XMLFormatTarget
{
   ostream *_out;
public:
    IDOMPrintFormatTarget(ostream *aOStream= &cout)  {
      _out = aOStream;
    };
    ~IDOMPrintFormatTarget() {};

    // -----------------------------------------------------------------------
    //  Implementations of the format target interface
    // -----------------------------------------------------------------------

    void writeChars(const   XMLByte* const  toWrite,
                    const   unsigned int    count,
                            XMLFormatter * const formatter)
    {
        // Surprisingly, Solaris was the only platform on which
        // required the char* cast to print out the string correctly.
        // Without the cast, it was printing the pointer value in hex.
        // Quite annoying, considering every other platform printed
        // the string with the explicit cast to char* below.
        _out->write((char *) toWrite, (int) count);
    };

private:
    // -----------------------------------------------------------------------
    //  Unimplemented methods.
    // -----------------------------------------------------------------------
    IDOMPrintFormatTarget(const IDOMPrintFormatTarget& other);
    void operator=(const IDOMPrintFormatTarget& rhs);
};


#endif // __rdXMLDocument_h__

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