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DOMParser.cpp

//
// DOMParser.cpp
//
// $Id: //poco/1.2/XML/src/DOMParser.cpp#2 $
//
// Library: XML
// Package: DOM
// Module:  DOMParser
//
// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
// and Contributors.
//
// Permission is hereby granted, free of charge, to any person or organization
// obtaining a copy of the software and accompanying documentation covered by
// this license (the "Software") to use, reproduce, display, distribute,
// execute, and transmit the Software, and to prepare derivative works of the
// Software, and to permit third-parties to whom the Software is furnished to
// do so, all subject to the following:
// 
// The copyright notices in the Software and this entire statement, including
// the above license grant, this restriction and the following disclaimer,
// must be included in all copies of the Software, in whole or in part, and
// all derivative works of the Software, unless such copies or derivative
// works are solely in the form of machine-executable object code generated by
// a source language processor.
// 
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
// SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
// FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
// ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
//


#include "Poco/DOM/DOMParser.h"
#include "Poco/DOM/DOMBuilder.h"
#include "Poco/SAX/WhitespaceFilter.h"
#include "Poco/SAX/InputSource.h"
#include "Poco/XML/NamePool.h"
#include <sstream>


namespace Poco {
namespace XML {


const XMLString DOMParser::FEATURE_WHITESPACE = toXMLString("http://www.appinf.com/features/no-whitespace-in-element-content");


DOMParser::DOMParser(NamePool* pNamePool):
      _pNamePool(pNamePool),
      _whitespace(true)
{
      if (_pNamePool) _pNamePool->duplicate();
      _saxParser.setFeature(XMLReader::FEATURE_NAMESPACES, true);
      _saxParser.setFeature(XMLReader::FEATURE_NAMESPACE_PREFIXES, true);
}


00062 DOMParser::~DOMParser()
{
      if (_pNamePool) _pNamePool->release();
}


00068 void DOMParser::setEncoding(const XMLString& encoding)
{
      _saxParser.setEncoding(encoding);
}


00074 const XMLString& DOMParser::getEncoding() const
{
      return _saxParser.getEncoding();
}


00080 void DOMParser::addEncoding(const XMLString& name, Poco::TextEncoding* pEncoding)
{
      _saxParser.addEncoding(name, pEncoding);
}


00086 void DOMParser::setFeature(const XMLString& name, bool state)
{
      if (name == FEATURE_WHITESPACE)
            _whitespace = state;
      else
            _saxParser.setFeature(name, state);
}


00095 bool DOMParser::getFeature(const XMLString& name) const
{
      if (name == FEATURE_WHITESPACE)
            return _whitespace;
      else
            return _saxParser.getFeature(name);
}


00104 Document* DOMParser::parse(const XMLString& uri)
{
      if (_whitespace)
      {
            DOMBuilder builder(_saxParser, _pNamePool);
            return builder.parse(uri);
      }
      else
      {
            WhitespaceFilter filter(&_saxParser);
            DOMBuilder builder(filter, _pNamePool);
            return builder.parse(uri);
      }
}


00120 Document* DOMParser::parse(InputSource* pInputSource)
{
      if (_whitespace)
      {
            DOMBuilder builder(_saxParser, _pNamePool);
            return builder.parse(pInputSource);
      }
      else
      {
            WhitespaceFilter filter(&_saxParser);
            DOMBuilder builder(filter, _pNamePool);
            return builder.parse(pInputSource);
      }
}


00136 Document* DOMParser::parseString(const std::string& xml)
{
      std::istringstream istr(xml);
      InputSource src(istr);
      return parse(&src);
}


00144 EntityResolver* DOMParser::getEntityResolver() const
{
      return _saxParser.getEntityResolver();
}


00150 void DOMParser::setEntityResolver(EntityResolver* pEntityResolver)
{
      _saxParser.setEntityResolver(pEntityResolver);
}


} } // namespace Poco::XML

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